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var chpdata=[
{
  "subject": "Science",
  "chapter": "ch1",
  "chapterName": "Chapter 1 - Food : Where Does it Come From?",
  "all": [
    [
      {
        "heading": "Multiple Choice Question.",
        "qus": "Given below are names of some animals:<br>&nbsp;&nbsp;&nbsp;(i) Goat &emsp;&emsp;&emsp;(ii) Human beings &emsp;&emsp;&emsp;(iii) Cockroach &emsp;&emsp;&emsp;(iv) Eagle<br> Which of the above animals form a pair of omnivores?",
        "ans": "(b) (ii) and (iii)",
        "code": "MCQ",
        "width": null,
        "height": null,
        "optn": null,
        "options": [
          "(a) (i) and (ii)",
          "(b) (ii) and (iii)",
          "(c) (iii) and (iv)",
          "(d) (ii) and (iv)"
        ],
        "val": 1
      },
      {
        "heading": "Multiple Choice Question.",
        "qus": "Honeybee makes honey from",
        "ans": "(c) nectar",
        "code": "MCQ",
        "width": null,
        "height": null,
        "optn": null,
        "options": [
          "(a) pollen",
          "(b) petals",
          "(c) nectar",
          "(d) bud"
        ],
        "val": 2
      },
      {
        "heading": "Multiple Choice Question.",
        "qus": "Below are names of some animals:<br>&nbsp;&nbsp;&nbsp;(i) Cow &emsp;&emsp;&emsp;(ii) Sheep &emsp;&emsp;&emsp;(iii) Horse &emsp;&emsp;&emsp;(iv) Ox<br> Which of the above are sources of milk for human beings?",
        "ans": "(b) (i) and (ii)",
        "code": "MCQ",
        "width": null,
        "height": null,
        "optn": null,
        "options": [
          "(a) (i) and (iii)",
          "(b) (i) and (ii)",
          "(c) (ii) and (iii)",
          "(d) (iii) and (iv)"
        ],
        "val": 3
      },
      {
        "heading": "Multiple Choice Question.",
        "qus": "Which of the following is an edible plant?",
        "ans": "(c) Mint",
        "code": "MCQ",
        "width": null,
        "height": null,
        "optn": null,
        "options": [
          "(a) Banana",
          "(b) Brinjal",
          "(c) Mint",
          "(d) Pumpkin"
        ],
        "val": 4
      },
      {
        "heading": "Multiple Choice Question.",
        "qus": "Which of the following is not a carnivorous animal?",
        "ans": "(d) Cow",
        "code": "MCQ",
        "width": null,
        "height": null,
        "optn": null,
        "options": [
          "(a) Lion",
          "(b) Leopard",
          "(c) Tiger",
          "(d) Cow"
        ],
        "val": 5
      },
      {
        "heading": "Multiple Choice Question.",
        "qus": "Which of the following parts of a plant is not a member of shoot system?",
        "ans": "(d) Leaf",
        "code": "MCQ",
        "width": null,
        "height": null,
        "optn": null,
        "options": [
          "(a) Stem",
          "(b) Flower",
          "(c) Primary root",
          "(d) Leaf"
        ],
        "val": 6
      },
      {
        "heading": "Multiple Choice Question.",
        "qus": "Which of the following is not a type of herbivorous animal?",
        "ans": "(b) Tiger",
        "code": "MCQ",
        "width": null,
        "height": null,
        "optn": null,
        "options": [
          "(a) Deer",
          "(b) Tiger",
          "(c) Ox",
          "(d) Buffalo"
        ],
        "val": 7
      },
      {
        "heading": "Multiple Choice Question.",
        "qus": "Which of the following food is not consumed by herbivores?",
        "ans": "(d) Meat",
        "code": "MCQ",
        "width": null,
        "height": null,
        "optn": null,
        "options": [
          "(a) Leaf",
          "(b) Grass",
          "(c) Vegetables",
          "(d) Meat"
        ],
        "val": 8
      },
      {
        "heading": "Multiple Choice Question.",
        "qus": "Cheetah is which type of animal?",
        "ans": "(a) Carnivore",
        "code": "MCQ",
        "width": null,
        "height": null,
        "optn": null,
        "options": [
          "(a) Carnivore",
          "(b) Herbivore",
          "(c) Omnivore",
          "(d) None of the above"
        ],
        "val": 9
      },
      {
        "heading": "Multiple Choice Question.",
        "qus": "Which of the following animals is not an omnivore?",
        "ans": "(d) Goat",
        "code": "MCQ",
        "width": null,
        "height": null,
        "optn": null,
        "options": [
          "(a) Man",
          "(b) Dog",
          "(c) Crow",
          "(d) Goat"
        ],
        "val": 10
      }
    ],
    [],
    [],
    [
      {
        "heading": "Fill in the blanks.",
        "qus": "Materials required to prepare a dish are known as _____________.",
        "ans": "ingredients",
        "code": "FIB",
        "val": 1
      },
      {
        "heading": "Fill in the blanks.",
        "qus": "_____________ and _____________ are ingredients required to prepare boiled rice.",
        "ans": "Raw rice, water",
        "code": "FIB",
        "val": 2
      },
      {
        "heading": "Fill in the blanks.",
        "qus": "Roti/Chapati is prepared by using _____________ and _____________ .",
        "ans": "Atta, water",
        "code": "FIB",
        "val": 3
      },
      {
        "heading": "Fill in the blanks.",
        "qus": "_____________ are the sources of food ingredients like grains, cereals, fruits etc.",
        "ans": "Plants",
        "code": "FIB",
        "val": 4
      },
      {
        "heading": "Fill in the blanks.",
        "qus": "Milk, meat and eggs come from _____________.",
        "ans": "animals",
        "code": "FIB",
        "val": 5
      },
      {
        "heading": "Fill in the blanks.",
        "qus": "Parts of the plants which can be used as food are known as _____________ parts.",
        "ans": "edible",
        "code": "FIB",
        "val": 6
      },
      {
        "heading": "Fill in the blanks.",
        "qus": "Seeds of mustard plants give us ___________.",
        "ans": "oil",
        "code": "FIB",
        "val": 7
      },
      {
        "heading": "Fill in the blanks.",
        "qus": "Leaves of mustard plants give us ___________.",
        "ans": "vegetable",
        "code": "FIB",
        "val": 8
      },
      {
        "heading": "Fill in the blanks.",
        "qus": "Honeybees collect ___________ from flowers and convert it into honey.",
        "ans": "nectar",
        "code": "FIB",
        "val": 9
      },
      {
        "heading": "Fill in the blanks.",
        "qus": "Bees store their nectar in their _____________.",
        "ans": "hive",
        "code": "FIB",
        "val": 10
      },
      {
        "heading": "Fill in the blanks.",
        "qus": "Animals which eat only plants and plant products are known as _____________.",
        "ans": "herbivores",
        "code": "FIB",
        "val": 11
      },
      {
        "heading": "Fill in the blanks.",
        "qus": "Animals which eat only the flesh of other animals are known as _____________.",
        "ans": "carnivores",
        "code": "FIB",
        "val": 12
      },
      {
        "heading": "Fill in the blanks.",
        "qus": "Animals which eat both plants and animals are known as _____________.",
        "ans": "omnivorous",
        "code": "FIB",
        "val": 13
      },
      {
        "heading": "Fill in the blanks.",
        "qus": "Lion is a _____________ animal because it eats only meat.",
        "ans": "carnivores",
        "code": "FIB",
        "val": 14
      },
      {
        "heading": "Fill in the blanks.",
        "qus": "Honeybees suck from flower. N ___ ___ T ___ R",
        "ans": "NECTAR",
        "code": "FIB",
        "val": 15
      },
      {
        "heading": "Fill in the blanks.",
        "qus": "Animals which eat other animals. ___ A ___ N ___ V ___ R ___ S",
        "ans": "CARNIVORES",
        "code": "FIB",
        "val": 16
      },
      {
        "heading": "Fill in the blanks.",
        "qus": "Animals which eat only plants and plant products. H E ___ B ___ ___ ___ ___ E ___",
        "ans": "HERBIVORES",
        "code": "FIB",
        "val": 17
      },
      {
        "heading": "Fill in the blanks.",
        "qus": "Animals which eat both plants and animals. ___ M N I ___ O ___ ___ ___",
        "ans": "OMNIVORES",
        "code": "FIB",
        "val": 18
      }
    ],
    [],
    [
      {
        "heading": "Match the Following.",
        "qus": "",
        "ans": "1. (c),  2. (a), 3. (d),  4. (e),  5. (b)",
        "code": "MTF",
        "options": null,
        "val": 1,
        "option1": [
          {
            "image": "1. Mustard plant",
            "width": null,
            "height": null
          },
          {
            "image": "2. Goat",
            "width": null,
            "height": null
          },
          {
            "image": "3. Hen",
            "width": null,
            "height": null
          },
          {
            "image": "4. Smoke",
            "width": null,
            "height": null
          },
          {
            "image": "5. Wind",
            "width": null,
            "height": null
          }
        ],
        "option2": [
          {
            "image": "(a) Meat",
            "width": null,
            "height": null
          },
          {
            "image": "(b) Egg",
            "width": null,
            "height": null
          },
          {
            "image": "(c) Seed",
            "width": null,
            "height": null
          },
          {
            "image": "(d) Direction of air flow",
            "width": null,
            "height": null
          },
          {
            "image": "(e) Dust particles",
            "width": null,
            "height": null
          }
        ],
        "option3": [
          {
            "image": null,
            "width": null,
            "height": null
          },
          {
            "image": null,
            "width": null,
            "height": null
          },
          {
            "image": null,
            "width": null,
            "height": null
          },
          {
            "image": null,
            "width": null,
            "height": null
          },
          {
            "image": null,
            "width": null,
            "height": null
          }
        ],
        "option4": [
          {
            "image": null,
            "width": null,
            "height": null
          },
          {
            "image": null,
            "width": null,
            "height": null
          },
          {
            "image": null,
            "width": null,
            "height": null
          },
          {
            "image": null,
            "width": null,
            "height": null
          },
          {
            "image": null,
            "width": null,
            "height": null
          }
        ],
        "aoption1": [],
        "aoption2": [],
        "aoption3": [],
        "aoption4": null,
        "pic": {
          "image": null,
          "width": null,
          "height": null
        },
        "ansimg": {
          "image": null,
          "width": null,
          "height": null
        }
      }
    ],
    [],
    [],
    [],
    [],
    [
      {
        "heading": "Answer the following questions.",
        "qus": "Which ingredients are required to prepare vegetable curry?",
        "ans": "To prepare vegetable curry, we need vegetables, salt, spices, oil etc.",
        "code": "AFQ",
        "options": null,
        "val": 1,
        "option1": [],
        "option2": [],
        "option3": [],
        "option4": [],
        "aoption1": [],
        "aoption2": [],
        "aoption3": [],
        "aoption4": null,
        "pic": {
          "image": null,
          "width": null,
          "height": null
        },
        "ansimg": {
          "image": null,
          "width": null,
          "height": null
        }
      },
      {
        "heading": "Answer the following questions.",
        "qus": "List the ingredients which we require to prepare Dal.",
        "ans": "To prepare Dal, pulses, salt, oil or ghee and spices are required.",
        "code": "AFQ",
        "options": null,
        "val": 2,
        "option1": [],
        "option2": [],
        "option3": [],
        "option4": [],
        "aoption1": [],
        "aoption2": [],
        "aoption3": [],
        "aoption4": null,
        "pic": {
          "image": null,
          "width": null,
          "height": null
        },
        "ansimg": {
          "image": null,
          "width": null,
          "height": null
        }
      },
      {
        "heading": "Answer the following questions.",
        "qus": "What is the source of ingredients used in preparing Idli?",
        "ans": "Plants are the source of ingredients used in preparing Idli.",
        "code": "AFQ",
        "options": null,
        "val": 3,
        "option1": [],
        "option2": [],
        "option3": [],
        "option4": [],
        "aoption1": [],
        "aoption2": [],
        "aoption3": [],
        "aoption4": null,
        "pic": {
          "image": null,
          "width": null,
          "height": null
        },
        "ansimg": {
          "image": null,
          "width": null,
          "height": null
        }
      },
      {
        "heading": "Answer the following questions.",
        "qus": "What are the sources of rice or wheat?",
        "ans": "Fields with rows of plants are the sources of rice or wheat.",
        "code": "AFQ",
        "options": null,
        "val": 4,
        "option1": [],
        "option2": [],
        "option3": [],
        "option4": [],
        "aoption1": [],
        "aoption2": [],
        "aoption3": [],
        "aoption4": null,
        "pic": {
          "image": null,
          "width": null,
          "height": null
        },
        "ansimg": {
          "image": null,
          "width": null,
          "height": null
        }
      },
      {
        "heading": "Answer the following questions.",
        "qus": "Name two ingredients in our food that are not obtained from plants or animals. Mention one source of each ingredient.",
        "ans": "Water and Salt are two ingredients which are not obtained from plants or animals. Water is obtained from rain, ponds or lakes while salt is obtained from different water bodies like sea, river, lakes etc.",
        "code": "AFQ",
        "options": null,
        "val": 5,
        "option1": [],
        "option2": [],
        "option3": [],
        "option4": [],
        "aoption1": [],
        "aoption2": [],
        "aoption3": [],
        "aoption4": null,
        "pic": {
          "image": null,
          "width": null,
          "height": null
        },
        "ansimg": {
          "image": null,
          "width": null,
          "height": null
        }
      },
      {
        "heading": "Answer the following questions.",
        "qus": "Name some animals which give us milk.",
        "ans": "Buffalo, cow, goat, camel etc. Are the animals which gives us milk.",
        "code": "AFQ",
        "options": null,
        "val": 6,
        "option1": [],
        "option2": [],
        "option3": [],
        "option4": [],
        "aoption1": [],
        "aoption2": [],
        "aoption3": [],
        "aoption4": null,
        "pic": {
          "image": null,
          "width": null,
          "height": null
        },
        "ansimg": {
          "image": null,
          "width": null,
          "height": null
        }
      },
      {
        "heading": "Answer the following questions.",
        "qus": "Write two names of dry seeds.",
        "ans": "Moong and chana are two dry seeds.",
        "code": "AFQ",
        "options": null,
        "val": 7,
        "option1": [],
        "option2": [],
        "option3": [],
        "option4": [],
        "aoption1": [],
        "aoption2": [],
        "aoption3": [],
        "aoption4": null,
        "pic": {
          "image": null,
          "width": null,
          "height": null
        },
        "ansimg": {
          "image": null,
          "width": null,
          "height": null
        }
      },
      {
        "heading": "Answer the following questions.",
        "qus": "Why do boiled seeds fail to sprout?",
        "ans": "Boiled seeds fails to sprout because boiling damages certain proteins which are important for germination.",
        "code": "AFQ",
        "options": null,
        "val": 8,
        "option1": [],
        "option2": [],
        "option3": [],
        "option4": [],
        "aoption1": [],
        "aoption2": [],
        "aoption3": [],
        "aoption4": null,
        "pic": {
          "image": null,
          "width": null,
          "height": null
        },
        "ansimg": {
          "image": null,
          "width": null,
          "height": null
        }
      },
      {
        "heading": "Answer the following questions.",
        "qus": "Give examples of plants with two or more edible parts.",
        "ans": "Carrot, cauliflower, cucumber etc. are few examples of plants with two or more edible parts.",
        "code": "AFQ",
        "options": null,
        "val": 9,
        "option1": [],
        "option2": [],
        "option3": [],
        "option4": [],
        "aoption1": [],
        "aoption2": [],
        "aoption3": [],
        "aoption4": null,
        "pic": {
          "image": null,
          "width": null,
          "height": null
        },
        "ansimg": {
          "image": null,
          "width": null,
          "height": null
        }
      },
      {
        "heading": "Answer the following questions.",
        "qus": "How is honey produced?",
        "ans": "Bees extract the nectar from the flowers and converts it into honey, which is later stored in their hive.",
        "code": "AFQ",
        "options": null,
        "val": 10,
        "option1": [],
        "option2": [],
        "option3": [],
        "option4": [],
        "aoption1": [],
        "aoption2": [],
        "aoption3": [],
        "aoption4": null,
        "pic": {
          "image": null,
          "width": null,
          "height": null
        },
        "ansimg": {
          "image": null,
          "width": null,
          "height": null
        }
      },
      {
        "heading": "Answer the following questions.",
        "qus": "Give some examples of food obtained from plants.",
        "ans": "Potatoes, carrot, raddish, onions, apples etc. are the examples of food obtained from plants.",
        "code": "AFQ",
        "options": null,
        "val": 11,
        "option1": [],
        "option2": [],
        "option3": [],
        "option4": [],
        "aoption1": [],
        "aoption2": [],
        "aoption3": [],
        "aoption4": null,
        "pic": {
          "image": null,
          "width": null,
          "height": null
        },
        "ansimg": {
          "image": null,
          "width": null,
          "height": null
        }
      },
      {
        "heading": "Answer the following questions.",
        "qus": "How can we know if the seeds have sprouted?",
        "ans": "A small white structure or tail on the seed shows that it has sprouted completely.",
        "code": "AFQ",
        "options": null,
        "val": 12,
        "option1": [],
        "option2": [],
        "option3": [],
        "option4": [],
        "aoption1": [],
        "aoption2": [],
        "aoption3": [],
        "aoption4": null,
        "pic": {
          "image": null,
          "width": null,
          "height": null
        },
        "ansimg": {
          "image": null,
          "width": null,
          "height": null
        }
      },
      {
        "heading": "Answer the following questions.",
        "qus": "Write a few examples of herbivore animals.",
        "ans": "Cow, buffalo, goat are the examples of herbivore animals.",
        "code": "AFQ",
        "options": null,
        "val": 13,
        "option1": [],
        "option2": [],
        "option3": [],
        "option4": [],
        "aoption1": [],
        "aoption2": [],
        "aoption3": [],
        "aoption4": null,
        "pic": {
          "image": null,
          "width": null,
          "height": null
        },
        "ansimg": {
          "image": null,
          "width": null,
          "height": null
        }
      },
      {
        "heading": "Answer the following questions.",
        "qus": "What are carnivores? Give two examples.",
        "ans": "Animals which eats on the flesh of other animals are known as carnivores animals. Lion, tiger, leopard are the examples of carnivores animals.",
        "code": "AFQ",
        "options": null,
        "val": 14,
        "option1": [],
        "option2": [],
        "option3": [],
        "option4": [],
        "aoption1": [],
        "aoption2": [],
        "aoption3": [],
        "aoption4": null,
        "pic": {
          "image": null,
          "width": null,
          "height": null
        },
        "ansimg": {
          "image": null,
          "width": null,
          "height": null
        }
      },
      {
        "heading": "Answer the following questions.",
        "qus": "What are omnivores? Give two examples.",
        "ans": "Animals which eat both plants and animals are known as omnivorous animals. Rats, bears, crows are the examples of omnivorous animals.",
        "code": "AFQ",
        "options": null,
        "val": 15,
        "option1": [],
        "option2": [],
        "option3": [],
        "option4": [],
        "aoption1": [],
        "aoption2": [],
        "aoption3": [],
        "aoption4": null,
        "pic": {
          "image": null,
          "width": null,
          "height": null
        },
        "ansimg": {
          "image": null,
          "width": null,
          "height": null
        }
      },
      {
        "heading": "Answer the following questions.",
        "qus": "Why should we avoid wastage of food?",
        "ans": "There are many people who do not get sufficient food to eat and have to work very hard to get that food. Hence, we should avoid the wastage of food.",
        "code": "AFQ",
        "options": null,
        "val": 16,
        "option1": [],
        "option2": [],
        "option3": [],
        "option4": [],
        "aoption1": [],
        "aoption2": [],
        "aoption3": [],
        "aoption4": null,
        "pic": {
          "image": null,
          "width": null,
          "height": null
        },
        "ansimg": {
          "image": null,
          "width": null,
          "height": null
        }
      },
      {
        "heading": "Answer the following questions.",
        "qus": "Name three plants that grow in water and are used as food.",
        "ans": "Japonica rice, water chestnut, Wild rice are the names of the plants which grow in water and are used as food.",
        "code": "AFQ",
        "options": null,
        "val": 17,
        "option1": [],
        "option2": [],
        "option3": [],
        "option4": [],
        "aoption1": [],
        "aoption2": [],
        "aoption3": [],
        "aoption4": null,
        "pic": {
          "image": null,
          "width": null,
          "height": null
        },
        "ansimg": {
          "image": null,
          "width": null,
          "height": null
        }
      },
      {
        "heading": "Answer the following questions.",
        "qus": "Suggest some measures by which we can avoid wastage of food.",
        "ans": "1. Store the leftover food in the right place and eat the leftover food when you feel hungry.<br> 2. Cook the food in small quantity to avoid the wastage.<br> 3. Keep track of food items at your home and buy other items only when they are lower in quantity.",
        "code": "AFQ",
        "options": null,
        "val": 18,
        "option1": [],
        "option2": [],
        "option3": [],
        "option4": [],
        "aoption1": [],
        "aoption2": [],
        "aoption3": [],
        "aoption4": null,
        "pic": {
          "image": null,
          "width": null,
          "height": null
        },
        "ansimg": {
          "image": null,
          "width": null,
          "height": null
        }
      }
    ],
    [],
    [],
    [],
    [
      {
        "heading": "Picture-based questions.",
        "qus": "Label and colour the different parts of the plant given below in the figure.",
        "ans": "(a) - flower<br>(b) - bud<br>(c) - leaf<br>(d) - stem<br>(e) - primary root<br>(f) - secondary root",
        "code": "PBQ",
        "option1": null,
        "option2": null,
        "option3": null,
        "aoption1": null,
        "aoption2": null,
        "aoption3": null,
        "pic": {
          "image": "ch1a1.jpg",
          "width": "205",
          "height": "210"
        },
        "ansimg": {
         "image": null,
          "width": null,
          "height": null,
        },
        "val": 1
      },
	  {
        "heading": "Picture-based questions.",
        "qus": "Read the names of animals written in the inner ring of the given figure. Within the second ring write the types of food they eat and the category to which they belong (based on the eating habit) in the outermost ring. One example has been worked out for you. Use red, green and blue colours for writing.",
        "ans": "Eagle : birds/small animals/ meat/ others– Omnivore<br> Crocodile : fish/snake/animals living near the river banks of river– Carnivore<br> Elephant : grass/sugarcane/leaves/coconut/others– Herbivore<br> Crow : food grains/rat/meat/food items/insects– Omnivore<br> Lion : deer/rabbit/zebra/giraffe/cow/others– Carnivore",
        "code": "PBQ",
        "option1": null,
        "option2": null,
        "option3": null,
        "aoption1": null,
        "aoption2": null,
        "aoption3": null,
        "pic": {
          "image": "ch1a2.jpg",
          "width": "195",
          "height": "191"
        },
        "ansimg": {
          "image": null,
          "width": null,
          "height": null,
        },
        "val": 2
      },
	  {
        "heading": "Picture-based questions.",
        "qus": "Connect the animal with the food it eats by an arrow using different colours in the figure below. One is done for you.",
        "ans": "Lion → goat<br>Lizard → insects, spider<br>Rat → grains<br>Snake → Rat<br>Goat → grain/grass<br>Spider → insects",
        "code": "PBQ",
        "option1": null,
        "option2": null,
        "option3": null,
        "aoption1": null,
        "aoption2": null,
        "aoption3": null,
        "pic": {
          "image": "ch1a3.jpg",
          "width": "310",
          "height": "175"
        },
        "ansimg": {
          "image": null,
          "width": null,
          "height": null,
        },
        "val": 3
      }
    ],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [
      {
        "heading": "Unscramble and answer.",
        "qus": "Given below are jumbled words which are names of parts of a plant. Rearrange them to get the correct words.\t\t\t\t________ (TILCHI)",
        "ans": "Chilli",
        "code": "UN",
        "val": 1
      },
      {
        "heading": "Unscramble and answer.",
        "qus": "Given below are jumbled words which are names of parts of a plant. Rearrange them to get the correct words.\t\t\t\t________ (ITRUF)",
        "ans": "Fruit",
        "code": "UN",
        "val": 2
      },
      {
        "heading": "Unscramble and answer.",
        "qus": "Given below are jumbled words which are names of parts of a plant. Rearrange them to get the correct words.\t\t\t\t________ (SEANBOYA)",
        "ans": "Soyabean",
        "code": "UN",
        "val": 3
      },
      {
        "heading": "Unscramble and answer.",
        "qus": "Given below are jumbled words which are names of parts of a plant. Rearrange them to get the correct words.\t\t\t\t________ (MTSE)",
        "ans": "Stem",
        "code": "UN",
        "val": 4
      },
      {
        "heading": "Unscramble and answer.",
        "qus": "Given below are jumbled words which are names of parts of a plant. Rearrange them to get the correct words.\t\t\t\t________ (ROUNDGUNT)",
        "ans": "Groundnut",
        "code": "UN",
        "val": 5
      }
    ],
    []
  ],
  "ctt": "ch1_ctt",
  "ctco": "ch1_ctco",
  "dtf": "ch1_dtf",
  "un": "ch1_un",
  "snc": "ch1_snc",
  "jtf": "ch1_jtf",
  "afq": "ch1_afq",
  "pbq": "ch1_pbq",
  "gowf": "ch1_gowf",
  "afow": "ch1_afow",
  "cs": "ch1_cs",
  "map": "ch1_map",
  "grade": "Grade 6",
  "mcq": "ch1_mcq",
  "vsaq": "ch1_vsaq",
  "fib": "ch1_fib",
  "grf": "ch1_grf",
  "nf": "ch1_nf",
  "saq": "ch1_saq",
  "mtf": "ch1_mtf",
  "yn": "ch1_yn",
  "laq": "ch1_laq",
  "co": "ch1_co",
  "tf": "ch1_tf"
},
 {
  "subject": "Science",
  "chapter": "ch2",
  "chapterName": "Chapter 2 - Components of Food",
  "all": [
    [
      {
        "heading": "Multiple Choice Question.",
        "qus": "Which one of the following food items does not provide dietary fibre?",
		"ans": "(d) Milk",
        "code": "MCQ",
        "width": null,
        "height": null,
        "optn": null,
        "options": [
          "(a) Whole grains",
          "(b) Whole pulses",
          "(c) Fruits and vegetables",
          "(d) Milk"
        ],
        "val": 1
      },
      {
        "heading": "Multiple Choice Question.",
        "qus": "Which of the following sources of protein is different from the rest?",
		"ans": "(d) Cottage cheese (paneer)",
        "code": "MCQ",
        "width": null,
        "height": null,
        "optn": null,
        "options": [
          "(a) Peas",
          "(b) Gram",
          "(c) Soyabean",
          "(d) Cottage cheese (paneer)"
        ],
        "val": 2
      },
      {
        "heading": "Multiple Choice Question.",
        "qus": "Which of the following nutrients is not present in milk?",
		"ans": "(b) Vitamin C",
        "code": "MCQ",
        "width": null,
        "height": null,
        "optn": null,
        "options": [
          "(a) Protein",
          "(b) Vitamin C",
          "(c) Calcium",
          "(d) Vitamin D"
        ],
        "val": 3
      },
      {
        "heading": "Multiple Choice Question.",
        "qus": "Which of the following is present in amla?",
		"ans": "(c) Protein",
        "code": "MCQ",
        "width": null,
        "height": null,
        "optn": null,
        "options": [
          "(a) Vitamin C",
          "(b) Vitamin D",
          "(c) Protein",
          "(d) Vitamin B<sub>1</sub>"
        ],
        "val": 4
      },
      {
        "heading": "Multiple Choice Question.",
        "qus": "Which of the following is not a source of Vitamin B?",
		"ans": "(c) Liver",
        "code": "MCQ",
        "width": null,
        "height": null,
        "optn": null,
        "options": [
          "(a) Rice",
          "(b) Wheat",
          "(c) Liver",
          "(d) Green chilli"
        ],
        "val": 5
      },
      {
        "heading": "Multiple Choice Question.",
        "qus": "Read the food items given below:<br>&nbsp;&nbsp;&nbsp;(i) Wheat &emsp;&emsp;&emsp;(ii) Ghee &emsp;&emsp;&emsp;(iii) Iodised salt &emsp;&emsp;&emsp;(iv) Spinach (palak)<br> Which of the above food items are “energy-giving foods”?",
		"ans": "(b) (ii) and (iv)",
        "code": "MCQ",
        "width": null,
        "height": null,
        "optn": null,
        "options": [
          "(a) (i) and (iv)",
          "(b) (ii) and (iv)",
          "(c) (i) and (ii)",
          "(d) (iii) and (iv)"
        ],
        "val": 6
      },
      {
        "heading": "Multiple Choice Question.",
        "qus": "Read the following statements about diseases.<br>&nbsp;&nbsp;&nbsp;(i) They are caused by germs. <br>&nbsp;&nbsp;&nbsp;(ii) They are caused due to lack of nutrients in our diet. <br>&nbsp;&nbsp;&nbsp;(iii) They can be passed on to another person through contact. <br>&nbsp;&nbsp;&nbsp;(iv) They can be prevented by taking a balanced diet.<br> Which pair of statements best describe a deficiency disease?",
		"ans": "(b) (ii) and (iii)",
        "code": "MCQ",
        "width": null,
        "height": null,
        "optn": null,
        "options": [
          "(a) (i) and (ii)",
          "(b) (ii) and (iii)",
          "(c) (i) and (iv)",
          "(d) (i) and (iii)"
        ],
        "val": 7
      },
      {
         "heading": "Multiple Choice Question.",
        "qus": "Given below are the steps to test the presence of protein in a food item:<br>&nbsp;&nbsp;&nbsp;(i) Take a small quantity of the food item in a test tube, add 10 drops of water to it and shake it. <br>&nbsp;&nbsp;&nbsp;(ii) Make a paste or powder of food to be tested. <br>&nbsp;&nbsp;&nbsp;(iii) Add 10 drops of caustic soda solution to the test tube and shake well. <br>&nbsp;&nbsp;&nbsp;(iv) Add 2 drops of copper sulphate solution to it.<br> Which of the following is the correct sequence of the steps?",
		"ans": "(a) i, ii, iv, iii",
        "code": "MCQ",
        "width": null,
        "height": null,
        "optn": null,
        "options": [
          "(a) i, ii, iv, iii",
          "(b) ii, i, iv, iii",
          "(c) ii, i, iii, iv",
          "(d) iv, ii, i, iii"
        ],
        "val": 8
      },
      {
        "heading": "Multiple Choice Question.",
        "qus": "Which of the following diseases is caused by the deficiency of vitamin B<sub>1</sub>?",
		"ans": "(c) Beriberi",
        "code": "MCQ",
        "width": null,
        "height": null,
        "optn": null,
        "options": [
          "(a) Scurvy",
          "(b) Rickets",
          "(c) Beriberi",
          "(d) Anaemia"
        ],
        "val": 9
      },
      {
        "heading": "Multiple Choice Question.",
        "qus": "Night-blindness occurs because of the deficiency of which vitamin?",
		"ans": "(a) Vitamin A",
        "code": "MCQ",
        "width": null,
        "height": null,
        "optn": null,
        "options": [
          "(a) Vitamin A",
          "(b) Vitamin C",
          "(c) Vitamin B",
          "(d) Vitamin B<sub>1</sub>"
        ],
        "val": 10
      }
    ],
    [],
    [],
    [
      {
        "heading": "Fill in the blanks.",
        "qus": "Sarsoon-ka-saag and rajma are eaten mainly by people of _____________.",
        "ans": "Punjab",
        "code": "FIB",
        "val": 1
      },
      {
        "heading": "Fill in the blanks.",
        "qus": "The main carbohydrates found in our food are in the form of _____________ and _____________.",
        "ans": "starch, sugars",
        "code": "FIB",
        "val": 2
      },
      {
        "heading": "Fill in the blanks.",
        "qus": "_____________ colour in the raw material indicates the presence of starch after adding iodine.",
        "ans": "Blue-black",
        "code": "FIB",
        "val": 3
      },
      {
        "heading": "Fill in the blanks.",
        "qus": "Solution of _____________ and ten drops of solution of _____________ are used to check the presence of protein in our food items.",
        "ans": "copper sulphate, caustic soda",
        "code": "FIB",
        "val": 4
      },
      {
        "heading": "Fill in the blanks.",
        "qus": "___________ colour of food materials indicates the presence of proteins of the adding caustic soda and copper sulphate.",
        "ans": "Violet",
        "code": "FIB",
        "val": 5
      },
      {
        "heading": "Fill in the blanks.",
        "qus": "An oily patch on the paper indicates the presence of ______________ in food items.",
        "ans": "fats",
        "code": "FIB",
        "val": 6
      },
      {
        "heading": "Fill in the blanks.",
        "qus": "Food containing ____________ and ____________ are called ‘energy-giving foods’.",
        "ans": "fats, carbohydrates",
        "code": "FIB",
        "val": 7
      },
      {
        "heading": "Fill in the blanks.",
        "qus": "___________ are needed for the growth and repair of our body.",
        "ans": "Proteins",
        "code": "FIB",
        "val": 8
      },
      {
        "heading": "Fill in the blanks.",
        "qus": "___________ helps in keeping our eyes, teeth, bones and gums healthy.",
        "ans": "Vitamins",
        "code": "FIB",
        "val": 9
      },
      {
        "heading": "Fill in the blanks.",
        "qus": "Our body prepares ____________ in the presence of sunlight.",
        "ans": "Vitamin D",
        "code": "FIB",
        "val": 10
      },
      {
        "heading": "Fill in the blanks.",
        "qus": "Dietary fibres are also known as ___________.",
        "ans": "roughage",
        "code": "FIB",
        "val": 11
      },
      {
        "heading": "Fill in the blanks.",
        "qus": "______________ does not provide any nutrient to our body but helps to get rid of undigested food.",
        "ans": "Dietry fibres",
        "code": "FIB",
        "val": 12
      },
      {
        "heading": "Fill in the blanks.",
        "qus": "___________ gets easily destroyed by heat during cooking.",
        "ans": "Vitamin C",
        "code": "FIB",
        "val": 13
      },
      {
        "heading": "Fill in the blanks.",
        "qus": "Fried food like Samosa, puri etc are rich in ____________.",
        "ans": "fats",
        "code": "FIB",
        "val": 14
      },
      {
        "heading": "Fill in the blanks.",
        "qus": "Eating too much of fat may lead us to a condition called _____________.",
        "ans": "obesity",
        "code": "FIB",
        "val": 15
      },
      {
        "heading": "Fill in the blanks.",
        "qus": "If the diet is deficient in both ____________ and _____________ for a long period of time, growth may stop completely.",
        "ans": "carbohydrates, proteins",
        "code": "FIB",
        "val": 16
      },
      {
        "heading": "Fill in the blanks.",
        "qus": "All deficiency diseases can be prevented by taking a ____________.",
        "ans": "balanced diet",
        "code": "FIB",
        "val": 17
      },
      {
        "heading": "Fill in the blanks.",
        "qus": "Weak bones and tooth decay are disorders caused due to deficiency of ____________.",
        "ans": "calcium",
        "code": "FIB",
        "val": 18
      },
      {
        "heading": "Fill in the blanks.",
        "qus": "____________ is caused due to deficiency of Iron.",
        "ans": "Anaemia",
        "code": "FIB",
        "val": 19
      }
    ],
    [],
    [],
    [],
    [],
    [],
    [],
    [
      {
        "heading": "Answer the following questions.",
        "qus": "What are nutrients? Name three major nutrients of food.",
        "ans": "Components which are needed by our body are known as nutrients. Carbohydrate, proteins, vitamins are major nutrients of food.",
        "code": "AFQ",
        "options": null,
        "val": 1
      },
      {
        "heading": "Answer the following questions.",
        "qus": "How will you test the presence of starch in food items?",
        "ans": "The presence of starch in food items can be tested by taking small quantity of food item with 2-3 dilute solution of iodine.",
        "code": "AFQ",
        "options": null,
        "val": 2
      },{
        "heading": "Answer the following questions.",
        "qus": "Name two main carbohydrates found in our food.",
        "ans": "Sugar and starch are two main carbohydrates found in our food.",
        "code": "AFQ",
        "options": null,
        "val": 3
      },{
        "heading": "Answer the following questions.",
        "qus": "How will you test the presence of proteins in our food?",
        "ans": "The presence of proteins in our food can be checked by adding few drops of water along with meshed food and add the solution of copper sulphate and ten drops of dilute solution of iodine.",
        "code": "AFQ",
        "options": null,
        "val": 4
      },{
        "heading": "Answer the following questions.",
        "qus": "Name five food items that are good sources of protein.",
        "ans": "Food items like Cottage cheese, egg, Oats, Almond, milk are good source of proteins.",
        "code": "AFQ",
        "options": null,
        "val": 5
      },{
        "heading": "Answer the following questions.",
        "qus": "Which two solutions are required to carry out the test to find the presence of protein in our food?",
        "ans": "Copper sulphate solution and dilute form of iodine is required to carry out the test to find the presence of proteins in our food items.",
        "code": "AFQ",
        "options": null,
        "val": 6
      },{
        "heading": "Answer the following questions.",
        "qus": "How do vitamins and minerals keep us healthy?",
        "ans": "Vitamins helps in protecting our body against diseases. It also helps in keeping our eyes, bones, teeths and gums healthy. Minerals are required for the proper growth and maintaining good health of the body.",
        "code": "AFQ",
        "options": null,
        "val": 7
      },{
        "heading": "Answer the following questions.",
        "qus": "What is roughage? Mention the important sources of roughage.",
        "ans": "Roughage is the dietary fibre which are generally provided by the plant products in our food. Whole grains, pulses, fresh fruits, potatoes and vegetables are the main source of it.",
        "code": "AFQ",
        "options": null,
        "val": 8
      },{
        "heading": "Answer the following questions.",
        "qus": "Name any two fruits which are sources of vitamin C.",
        "ans": "Amla and Orange are the name of two fruits in which vitamin C is found.",
        "code": "AFQ",
        "options": null,
        "val": 9
      },{
        "heading": "Answer the following questions.",
        "qus": "What role do the following vitamins play in our body?<br>&nbsp;&nbsp;&nbsp;&nbsp;Vitamin A :_______________________<br>&nbsp;&nbsp;&nbsp;&nbsp;Vitamin C :_______________________<br>&nbsp;&nbsp;&nbsp;&nbsp;Vitamin D :_______________________",
        "ans": "Vitamin A :It keeps our eyes and skin healthy.<br>Vitamin C : It helps the body to fight against diseases.<br> Vitamin D : It helps the body to use calcium for bones and teeths.",
        "code": "AFQ",
        "options": null,
        "val": 10
      },{
        "heading": "Answer the following questions.",
        "qus": "Name two foods each rich in<br>&nbsp;&nbsp;&nbsp;&nbsp; Starch : ___________________________<br>&nbsp;&nbsp;&nbsp;&nbsp; Fats : ___________________________<br>&nbsp;&nbsp;&nbsp;&nbsp; Dietary fibre : ___________________________<br>&nbsp;&nbsp;&nbsp;&nbsp; Proteins : _________________________",
        "ans": "Starch : Peas and corn <br>Fats : Cheese and egg<br>Dietary fibre : Whole grain and oats<br>Proteins : Eggs and almond",
        "code": "AFQ",
        "options": null,
        "val": 11
      },{
        "heading": "Answer the following questions.",
        "qus": "What is a balanced diet?",
        "ans": "A diet which contains all the nutrients, roughage and water in sufficient quantities is known as balanced diet.",
        "code": "AFQ",
        "options": null,
        "val": 12
      },{
        "heading": "Answer the following questions.",
        "qus": "What is obesity?",
        "ans": "The condition, which occurs due to too much intake of fat rich foods is known as obesity.",
        "code": "AFQ",
        "options": null,
        "val": 13
      },{
        "heading": "Answer the following questions.",
        "qus": "What are the advantages and disadvantages of cooking food?<br>&nbsp;&nbsp;&nbsp;&nbsp;Advantages:<br>&nbsp;&nbsp;&nbsp;&nbsp;Disadvantages :",
        "ans": "Advantages: It improves the taste of the food and makes it easier to digest. <br>Disadvantages : Many nutrients gets lost due to cooking.",
        "code": "AFQ",
        "options": null,
        "val": 14
      },{
        "heading": "Answer the following questions.",
        "qus": "Why is repeated washing of rice and pulses is not advisable?",
        "ans": "Repeated washing of rice and pulses are not advisable because it can remove the present vitamins and minerals from them.",
        "code": "AFQ",
        "options": null,
        "val": 15
      },{
        "heading": "Answer the following questions.",
        "qus": "Why should we not wash vegetables and fruits after cutting or peeling?",
        "ans": "The vegetables and fruits should not be washed after cutting as it can remove the essential vitamins from them.",
        "code": "AFQ",
        "options": null,
        "val": 16
      },{
        "heading": "Answer the following questions.",
        "qus": "What are deficiency diseases? How can they be prevented?",
        "ans": "Diseases that occurs due to lack of nutrients over a long period of time are known as deficiency diseases. This diseases can be prevented by taking a balanced diet.",
        "code": "AFQ",
        "options": null,
        "val": 17
      },{
        "heading": "Answer the following questions.",
        "qus": "What will happen to a person who does not get adequate amount of carbohydrates and proteins for a long time?",
        "ans": "If a person does not get adequate amount of carbohydrate and proteins for a long period of time, then the growth of the body may stop completely and becomes lean and thin and weak.",
        "code": "AFQ",
        "options": null,
        "val": 18
      },{
        "heading": "Answer the following questions.",
        "qus": "What are the symptoms of scurvy and goitre?<br>&nbsp;&nbsp;&nbsp;&nbsp;Scurvy :<br>&nbsp;&nbsp;&nbsp;&nbsp;Goiter :",
        "ans": "Scurvy : Bleeding gums, longer time to heal the wounds. <br>Goiter : Swollen glands in the neck, mental disability in childrens.",
        "code": "AFQ",
        "options": null,
        "val": 19
      },{
        "heading": "Answer the following questions.",
        "qus": "What are the symptoms of vitamin A deficiency in the body?",
        "ans": "Deficiency of Vitamin A can cause symptoms like poor vision, partial or complete loss of vision.",
        "code": "AFQ",
        "options": null,
        "val": 20
      },{
        "heading": "Answer the following questions.",
        "qus": "Why should we include fresh fruits and raw vegetables in our diet?",
        "ans": "We should include fresh fruits and raw vegetables in our diet so that nutrients which are lost during cooking can be given to the body.",
        "code": "AFQ",
        "options": null,
        "val": 21
      }
    ],
    [],
    [],
    [],
    [
      {
        "heading": "Picture-based questions.",
        "qus": "Observe the items given in the figure below and answer the questions that follow. <br> (a) Food item rich in carbohydrates is ____________.<br> (b) Egg is a rich source of protein, the mineral ____________ and vitamin ____________.<br> (c) ____________ is a rich source of fat.<br> (d) Milk provides ____________, vitamin D and ____________ (mineral).<br> (e) ____________ (fruit) is a rich source of vitamin A.<br> (f) Spinach is a good source of the mineral ____________.<br> (g) Both eggs and ____________ are rich in ____________.",
		"ans":"(a) Chapati<br> (b)calcium, D <br> (c) Butter<br> (d)protein, calcium<br> (e) Papaya<br> (f) Iron <br> (g) peas, protein",
        "code": "PBQ",
        "option1": null,
        "option2": null,
        "option3": null,
        "aoption1": null,
        "aoption2": null,
        "aoption3": null,
        "pic": {
          "image": "ch2a1.jpg",
          "width": "300",
          "height": "205"
        },
        "ansimg": {
         "image": null,
          "width": null,
          "height": null,
        },
        "val": 1
      }
    ],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    []
  ],
  "ctt": "ch2_ctt",
  "ctco": "ch2_ctco",
  "dtf": "ch2_dtf",
  "un": "ch2_un",
  "snc": "ch2_snc",
  "jtf": "ch2_jtf",
  "afq": "ch2_afq",
  "pbq": "ch2_pbq",
  "gowf": "ch2_gowf",
  "afow": "ch2_afow",
  "cs": "ch2_cs",
  "map": "ch2_map",
  "grade": "Grade 6",
  "mcq": "ch2_mcq",
  "vsaq": "ch2_vsaq",
  "fib": "ch2_fib",
  "grf": "ch2_grf",
  "nf": "ch2_nf",
  "saq": "ch2_saq",
  "mtf": "ch2_mtf",
  "yn": "ch2_yn",
  "laq": "ch2_laq",
  "co": "ch2_co",
  "tf": "ch2_tf"
}, 
{
  "subject": "Science",
  "chapter": "ch3",
  "chapterName": "Chapter 3 - Fibre to Fabric",
  "all": [
    [
      {
        "heading": "Multiple Choice Question.",
        "qus": "Which of the following is made of plant fibre?",
        "ans": "(a) Jute bag",
        "code": "MCQ",
        "width": null,
        "height": null,
        "optn": null,
        "options": [
          "(a) Jute bag",
          "(b) Woollen shawl",
          "(c) Silk saree",
          "(d) Nylon scarf"
        ],
        "val": 1
      },
	  {
       
        "heading": "Multiple Choice Question.",
        "qus": "Which statement out of the following is incorrect?",
        "ans": "(b) In India jute is mainly grown in Kerala and Punjab.",
        "code": "MCQ",
        "width": null,
        "height": null,
        "optn": null,
        "options": [
          "(a) Use of Charkha was popularised by Mahatma Gandhi as a part of the Independence Movement.",
          "(b) In India jute is mainly grown in Kerala and Punjab.",
          "(c) To make fabric, the fibres are first converted into yarns.",
          "(d) Sufi Saint Kabir was a weaver."
        ],
        "val": 2
      },
      {
        "heading": "Multiple Choice Question.",
        "qus": "Which of the following materials did people use in ancient times for making clothes?<br>&nbsp;&nbsp;&nbsp;(i) Leaves of trees &emsp;&emsp;(ii) Newspaper &emsp;&emsp;(iii) Metal foils &emsp;&emsp;(iv) Animal skins and furs",
        "ans": "(d) (i) and (iv)",
        "code": "MCQ",
        "width": null,
        "height": null,
        "optn": null,
        "options": [
          "(a) (i) and (ii)",
          "(b) (i) and (iii)",
          "(c) (ii) and (iii)",
          "(d) (i) and (iv)"
        ],
        "val": 3
      },
      {
        "heading": "Multiple Choice Question.",
        "qus": "Which of the following is not a natural fibre?",
        "ans": "(c) Nylon",
        "code": "MCQ",
        "width": null,
        "height": null,
        "optn": null,
        "options": [
          "(a) Cotton",
          "(b) Jute",
          "(c) Nylon",
          "(d) Flax"
        ],
        "val": 4
      },
      {
        "heading": "Multiple Choice Question.",
        "qus": "Which set of substances is not used for making fibres?",
        "ans": "(c) Husk, bones",
        "code": "MCQ",
        "width": null,
        "height": null,
        "optn": null,
        "options": [
          "(a) Silk, chemicals",
          "(b) Yak hair, camel hair",
          "(c) Husk, bones",
          "(d) Flax, wool"
        ],
        "val": 5
      },
      {
        "heading": "Multiple Choice Question.",
        "qus": "Which of the following fabrics is smooth to touch and has vibrant colour and shine?",
        "ans": "(c) Silk",
        "code": "MCQ",
        "width": null,
        "height": null,
        "optn": null,
        "options": [
          "(a) Cotton",
          "(b) Wool",
          "(c) Silk",
          "(d) Jute"
        ],
        "val": 6
      },
      {
        "heading": "Multiple Choice Question.",
        "qus": "Which part of the jute plant is used for getting jute fibre?",
        "ans": "(b) Stem",
        "code": "MCQ",
        "width": null,
        "height": null,
        "optn": null,
        "options": [
          "(a) Flower",
          "(b) Stem",
          "(c) Fruit",
          "(d) Leaf"
        ],
        "val": 7
      },
      {
       
        "heading": "Multiple Choice Question.",
        "qus": "Yarn is woven to get fabric using",
        "ans": "(c) looms",
        "code": "MCQ",
        "width": null,
        "height": null,
        "optn": null,
        "options": [
          "(a) charkha",
          "(b) spinning machines",
          "(c) looms",
          "(d) knitting needles."
        ],
        "val": 8
      },
      {
       
        "heading": "Multiple Choice Question.",
        "qus": "Which of these fibre-yielding plants should be grown if the field has black soil and the climate is warm?",
        "ans": "(b) Cotton",
        "code": "MCQ",
        "width": null,
        "height": null,
        "optn": null,
        "options": [
          "(a) Jute",
          "(b) Cotton",
          "(c) Coconut",
          "(d) Wool"
        ],
        "val": 9
      },
      {
        "heading": "Multiple Choice Question.",
        "qus": "The correct sequence to get cloth is :",
        "ans": "(b) fibre → yarn → fabric",
        "code": "MCQ",
        "width": null,
        "height": null,
        "optn": null,
        "options": [
          "(a) fibre → fabric → yarn",
          "(b) fibre → yarn → fabric",
          "(c) fabric → yarn → fibre",
          "(d) yarn → fibre → fabric"
        ],
        "val": 10
      },
      {
        "heading": "Multiple Choice Question.",
        "qus": "Which of the following can be used to make yarn from fibres at home?",
        "ans": "(c) Charkha",
        "code": "MCQ",
        "width": null,
        "height": null,
        "optn": null,
        "options": [
          "(a) Powerloom",
          "(b) Handloom",
          "(c) Charkha",
          "(d) Knitting needles"
        ],
        "val": 11
      }
      
    ],
    [
	{
   "heading": "State True or False.",
   "qus": "\n\t\t Silk is a plant fibre. \n\t\t_________\n\t",
   "ans": "False",
   "code": "TF",
   "val": 1
  },
  {
   "heading": "State True or False.",
   "qus": "\n\t\t Jute is obtained from the leaves of a plant. \n\t\t_________\n\t",
   "ans": "False",
   "code": "TF",
   "val": 2
  },
  {
   "heading": "State True or False.",
   "qus": "\n\t\t Weaving is a process of arranging two sets of yarn together. \n\t\t_________\n\t",
   "ans": "True",
   "code": "TF",
   "val": 3
  },
  {
   "heading": "State True or False.",
   "qus": "\n\t\t Cotton yarn on burning gives an odour similar to that of burning paper. \n\t\t_________\n\t",
   "ans": "True",
   "code": "TF",
   "val": 4
  }
	],
    [],
    [
      {
        "heading": "Fill in the blanks.",
        "qus": "Fabrics are made up of ___________arranged together.",
        "ans": "fibres",
        "code": "FIB",
        "val": 1
      },
      
      {
        "heading": "Fill in the blanks.",
        "qus": "Fabrics such as jute, wool, cotton and silk are obtained from _____________ and _____________.",
        "ans": "plants, animals",
        "code": "FIB",
        "val": 2
      },
      {
        "heading": "Fill in the blanks.",
        "qus": "Wool is obtained from the _____________ of the sheep.",
        "ans": "fleece",
        "code": "FIB",
        "val": 3
      },
      {
        "heading": "Fill in the blanks.",
        "qus": "_____________ is drawn from the cocoon of silkworm.",
        "ans": "Silk fibre",
        "code": "FIB",
        "val": 4
      },
	  {
        "heading": "Fill in the blanks.",
        "qus": "Fibres which are made from chemical substances are known as _____________.",
        "ans": "Synthetic fibres",
        "code": "FIB",
        "val": 5
      },
      {
        "heading": "Fill in the blanks.",
        "qus": "Wick of an oil lamp is made of _____________",
        "ans": "cotton wool",
        "code": "FIB",
        "val": 6
      },
      {
        "heading": "Fill in the blanks.",
        "qus": "Cotton plants are usually grown at places with_____________ soil.",
        "ans": "black",
        "code": "FIB",
        "val": 7
      },
      {
        "heading": "Fill in the blanks.",
        "qus": "The fruits of the ____________ are called bolls.",
        "ans": "cotton plants",
        "code": "FIB",
        "val": 8
      },
      {
        "heading": "Fill in the blanks.",
        "qus": "Fibres are separated from cotton seeds by the process called _____________.",
        "ans": "ginning",
        "code": "FIB",
        "val": 9
      },
      {
        "heading": "Fill in the blanks.",
        "qus": "Jute fibre is obtained from the _____________ of the jute plant.",
        "ans": "stem",
        "code": "FIB",
        "val": 10
      },
      {
        "heading": "Fill in the blanks.",
        "qus": "Jute plants are generally cultivated during _____________season.",
        "ans": "rainy",
        "code": "FIB",
        "val": 11
      },
      {
        "heading": "Fill in the blanks.",
        "qus": "The process of making yarn from fibres is known as _____________.",
        "ans": "spinning",
        "code": "FIB",
        "val": 12
      },
      {
        "heading": "Fill in the blanks.",
        "qus": "Hand-operated device used for spinning is known as _____________.",
        "ans": "charkha",
        "code": "FIB",
        "val": 13
      },
      {
        "heading": "Fill in the blanks.",
        "qus": "Spinning of yarn on a large scale is done with the help of _____________.",
        "ans": "spinning machines",
        "code": "FIB",
        "val": 14
      },
      {
        "heading": "Fill in the blanks.",
        "qus": "The process of arranging two sets of yarn together to make a fabric is called _____________.",
        "ans": "weaving",
        "code": "FIB",
        "val": 15
      },
      {
        "heading": "Fill in the blanks.",
        "qus": "The hand operated or power operated device used for weaving of fabric is known as _____________.",
        "ans": "looms",
        "code": "FIB",
        "val": 16
      },
      {
        "heading": "Fill in the blanks.",
        "qus": "The two main processes by which fabrics are made from yarns are weaving and _____________.",
        "ans": "knitting",
        "code": "FIB",
        "val": 17
      },
      {
        "heading": "Fill in the blanks.",
        "qus": "Sweaters and socks are made using _____________ process.",
        "ans": "knitting",
        "val": 18
      },
      {
        "heading": "Fill in the blanks.",
        "qus": "Parts of trees like _______________ and _______________ were used by early people to cover themselves.",
        "ans": "bark, big leaves",
        "val": 19
      },
      {
        "heading": "Fill in the blanks.",
        "qus": "_____________ is also a plant which gives natural fibres.",
        "ans": "Flax",
        "val": 20
      }
	  ,
      {
        "heading": "Fill in the blanks.",
        "qus": "The early Indians wore fabrics made out of cotton that grew in the regions near the river _____________.",
        "ans": "Ganga",
        "val": 21
      },
      {
        "heading": "Fill in the blanks.",
        "qus": "_____________ and _____________were cultivated near the river Nile and were used for",
        "ans": "Cotton, flax",
        "val": 22
      },
      {
        "heading": "Fill in the blanks.",
        "qus": "Yarn, fabric and fibres are related to each other. Show the relationship by filling the blanks in the following sentence. Fabric of cotton saree is made by weaving cotton _____________ which in turn is made by spinning thin cotton _____________",
        "ans": "Yarn,Fibre",
        "val": 23
      }
    ],
    [],
    [
      {
        "heading": "Match the Following.",
        "qus": " ",
        "ans": "1. (b),  2. (c), 3. (a),  4. (d)",
        "code": "MTF",
        "options": null,
        "val": 1,
        "option1": [
          {
            "image": "1. Sweater",
            "width": null,
            "height": null
          },
          {
            "image": "2. Cotton bolls",
            "width": null,
            "height": null
          },
          {
            "image": "3. Dhoti",
            "width": null,
            "height": null
          },
          {
            "image": "4. Gunny bags",
            "width": null,
            "height": null
          }
        ],
        "option2": [
          {
            "image": "(a) Cotton",
            "width": null,
            "height": null
          },
          {
            "image": "(b) Wool",
            "width": null,
            "height": null
          },
          {
            "image": "(c) Ginning",
            "width": null,
            "height": null
          },
          {
            "image": "(d) Jute",
            "width": null,
            "height": null
          }
        ]
      },
	  {
        "heading": "Match the Following.",
        "qus": "  ",
        "ans": "1. (e),  2. (a), 3. (f),  4. (b),  5. (c),  6. (d)",
        "code": "MTF",
        "options": null,
        "val": 2,
        "option1": [
          {
            "image": "1. Weaving",
            "width": null,
            "height": null
          },
          {
            "image": "2. Knitting",
            "width": null,
            "height": null
          },
          {
            "image": "3. Spinning",
            "width": null,
            "height": null
          },
          {
            "image": "4. Ginning",
            "width": null,
            "height": null
          },
          {
            "image": "5. Fibre",
            "width": null,
            "height": null
          },
          {
            "image": "6. Yarn",
            "width": null,
            "height": null
          }
        ],
        "option2": [
          {
            "image": "(a) A single yarn used to make a fabric.",
            "width": null,
            "height": null
          },
          {
            "image": "(b) Combing of cotton fibres to remove seeds.",
            "width": null,
            "height": null
          },
          {
            "image": "(c) Yarns are made from these thin strands.",
            "width": null,
            "height": null
          },
          {
            "image": "(d) These are spun from fibres and then used to make fabrics.",
            "width": null,
            "height": null
          },
          {
            "image": "(e) Process of arranging two sets of yarns together to make a fabric.",
            "width": null,
            "height": null
          },
          {
            "image": "(f) Process of making yarn from fibres.",
            "width": null,
            "height": null
          }
        ]
      }
    ],
    [],
    [],
    [],
    [],
    [
      {
        "heading": "Answer the following questions.",
        "qus": "What are fibres?",
        "ans": "A thread, strand or a filament from which a fabric is created, is known as fibres.",
        "code": "AFQ",
        "options": null,
        "val": 1
      },
      {
        "heading": "Answer the following questions.",
        "qus": "What are natural fibres? Give two examples of it.",
        "ans": "Fibres which are obtained from plants or animals are known as natural fibres. Cotton and silk are the two examples of natural fibres.",
        "code": "AFQ",
        "options": null,
        "val": 2
      },
      {
        "heading": "Answer the following questions.",
        "qus": "What are the main sources of wool and silk?<br> (a) Wool : _____________________________________________________ <br> (b) Silk : _____________________________________________________",
        "ans": "(a) Wool : Animals like sheep, goat, yak etc. are the main sources of wool. <br> (b) Silk : Silk is obtained from the cocoon of silkworm.",
        "code": "AFQ",
        "options": null,
        "val": 3
      },
      {
        "heading": "Answer the following questions.",
        "qus": "What are synthetic fibres? Give two examples of synthetic fibres.",
        "ans": "Fibres which are made from chemical substances are known as synthetic fibres. Polyester and nylon are the two examples of it.",
        "code": "AFQ",
        "options": null,
        "val": 4
      },
      {
        "heading": "Answer the following questions.",
        "qus": "How do we get cotton fibres?",
        "ans": "Cotton fibre are obtained from the cotton bolls. When the bolls are matured, they burst open and the seeds,covered with cotton fibre are obtained.",
        "code": "AFQ",
        "options": null,
        "val": 5
      },
      {
        "heading": "Answer the following questions.",
        "qus": "Name some states of India where jute is grown.",
        "ans": "West Bengal, Assam and Bihar are the states of India where Jute is grown.",
        "code": "AFQ",
        "options": null,
        "val": 6
      },
      {
        "heading": "Answer the following questions.",
        "qus": "What is a yarn?",
        "ans": "A spun thread, which can be used for knitting, sewing is known as yarn.",
        "code": "AFQ",
        "options": null,
        "val": 7
      },
      {
        "heading": "Answer the following questions.",
        "qus": "What is spinning? How is it done?",
        "ans": "The process of separating seeds from the cotton fibre is known as ginnning. In it, the bolls are initially picked by hand and with the help of combing, the fibres are separated.",
        "code": "AFQ",
        "options": null,
        "val": 8
      },
      {
        "heading": "Answer the following questions.",
        "qus": "Write three uses of cotton.",
        "ans": "Cotton is used for making quilts, mattresses, pillow as well as in making wicks.",
        "code": "AFQ",
        "options": null,
        "val": 9
      },
      {
        "heading": "Answer the following questions.",
        "qus": "Why did Mahatma Gandhi encourage people to wear clothes made from khadi?",
        "ans": "Mahatma Gandhi encouraged people to weat clothes made from khadi in order to shun imported clothes made in the mills of Britain.",
        "code": "AFQ",
        "options": null,
        "val": 10
      },
      {
        "heading": "Answer the following questions.",
        "qus": "Mention the difference between weaving and knitting.",
        "ans": "In weaving, two yarns are interlaced with each other at right angles. While in knitting, the fabrics are formed by the interlocking series of loop yarns.",
        "val": 11
      },
      {
        "heading": "Answer the following questions.",
        "qus": "Give two examples of the items made by weaving.",
        "ans": "Curtains and fences are the two examples of the items made by weaving.",
        "code": "AFQ",
        "options": null,
        "val": 12
      },
      {
        "heading": "Answer the following questions.",
        "qus": "Give two examples of the items made by knitting.",
        "ans": "Sweater and socks are the two examples of the items made by knitting.",
        "code": "AFQ",
        "options": null,
        "val": 13
      },
      {
        "heading": "Answer the following questions.",
        "qus": "What clothing materials did the early people use?",
        "ans": "People of earlier time used the bark and leaves of the tree as well as animal skins and furs to cover themselves.",
        "code": "AFQ",
        "options": null,
        "val": 14
      },
      {
        "heading": "Answer the following questions.",
        "qus": "Why did the people in ancient times simply drape the fabrics around the body?",
        "ans": "People in ancient times simply drape the fabrics around the body because they did not knew about the stitching of the fabrics.",
        "code": "AFQ",
        "options": null,
        "val": 15
      },
      {
        "heading": "Answer the following questions.",
        "qus": "What was the invention that enabled people to wear stitched clothes?",
        "ans": "Invention of stitching needle enabled people to wear stitched clothes.",
        "code": "AFQ",
        "options": null,
        "val": 16
      },
      {
        "heading": "Answer the following questions.",
        "qus": "Name two plants from which fabrics were made by the early Indians and Egyptians.",
        "ans": "Cotton and flax plants were the plants from which the fabrics were made by the early Indians and Egyptians.",
        "code": "AFQ",
        "options": null,
        "val": 17
      }
    ],
    [],
    [],
    [],
    [
      {
        "heading": "Picture-based questions.",
        "qus": "Fill in the names of useful items made from jute fibres in the figure. One such example is given.",
        "ans": "Fabric, &emsp; jewellery,&emsp; hand-bag,&emsp; carpet,&emsp; mattress,&emsp; gunny bag,&emsp; cap",
        "code": "PBQ",
        "option1": null,
        "option2": null,
        "option3": null,
        "aoption1": null,
        "aoption2": null,
        "aoption3": null,
        "pic": {
          "image": "ch3a1.jpg",
          "width": "250",
          "height": "254"
        },
        "ansimg": {
         "image": null,
          "width": null,
          "height": null,
        },
        "val": 1
      }
    ],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [
      {
        "heading": "Unscramble and answer.",
        "qus": "Some terms related to fabrics are jumbled up and given below. Write them in their correct form.\t\t\t\t________ (onttoc)",
        "ans": "Cotton",
        "code": "UN",
        "val": 1
      },
      {
        "heading": "Unscramble and answer.",
         "qus": "Some terms related to fabrics are jumbled up and given below. Write them in their correct form.\t\t\t\t________ (sinnping)",
        "ans": "Spinning",
        "code": "UN",
        "val": 2
      },
      {
        "heading": "Unscramble and answer.",
         "qus": "Some terms related to fabrics are jumbled up and given below. Write them in their correct form.\t\t\t\t________ (vingwea)",
        "ans": "Weaving",
        "code": "UN",
        "val": 3
      },
      {
        "heading": "Unscramble and answer.",
         "qus": "Some terms related to fabrics are jumbled up and given below. Write them in their correct form.\t\t\t\t________ (bisref)",
        "ans": "Fibres",
        "code": "UN",
        "val": 4
      }
    ],
    []
  ],
  "ctt": "ch3_ctt",
  "ctco": "ch3_ctco",
  "dtf": "ch3_dtf",
  "un": "ch3_un",
  "snc": "ch3_snc",
  "jtf": "ch3_jtf",
  "afq": "ch3_afq",
  "pbq": "ch3_pbq",
  "gowf": "ch3_gowf",
  "afow": "ch3_afow",
  "cs": "ch3_cs",
  "map": "ch3_map",
  "grade": "Grade 6",
  "mcq": "ch3_mcq",
  "vsaq": "ch3_vsaq",
  "fib": "ch3_fib",
  "grf": "ch3_grf",
  "nf": "ch3_nf",
  "saq": "ch3_saq",
  "mtf": "ch3_mtf",
  "yn": "ch3_yn",
  "laq": "ch3_laq",
  "co": "ch3_co",
  "tf": "ch3_tf"
},

{
  "subject": "Science",
  "chapter": "ch4",
  "chapterName": "Chapter 4 - Sorting Materials into Groups",
  "all": [
    [
      {
        "heading": "Multiple Choice Question.",
        "qus": "An iron nail is kept in each of the following liquids. In which case would it lose its shine and appear dull?",
        "ans": "(b) Soft drink",
        "code": "MCQ",
        "width": null,
        "height": null,
        "optn": null,
        "options": [
          "(a) Mustard oil",
          "(b) Soft drink",
          "(c) Coconut oil",
          "(d) Kerosene"
        ],
        "val": 1
      },
      {
        "heading": "Multiple Choice Question.",
        "qus": "Pick one material from the following which is completely soluble in water.",
        "ans": "(c) Glucose",
        "code": "MCQ",
        "width": null,
        "height": null,
        "optn": null,
        "options": [
          "(a) Chalk powder",
          "(b) Tea leaves",
          "(c) Glucose",
          "(d) Saw dust"
        ],
        "val": 2
      },
      {
        "heading": "Multiple Choice Question.",
        "qus": "You are provided with the following materials.<br> (i) Magnifying glass. &emsp;&emsp;(ii) Mirror<br>(iii) Stainless steel plate &emsp;&emsp;(iv) Glass tumbler <br> Which of the above materials will you identify as transparent?",
        "ans": "(c) (i) and (iv)",
        "code": "MCQ",
        "width": null,
        "height": null,
        "optn": null,
        "options": [
          "(a) (i) and (ii)",
          "(b) (i) and (iii)",
          "(c) (i) and (iv)",
          "(d) (iii) and (iv)"
        ],
        "val": 3
      },
      {
        "heading": "Multiple Choice Question.",
        "qus": "Following is the list of materials:<br> (i) Mirror &emsp;&emsp;(ii) Paper stained with oil<br>(iii) Magnet &emsp;&emsp;(iv) Glass spectacles <br> Which of the above-mentioned material(s) is/are opaque?",
        "ans": "(c) (i) and (iii)",
        "code": "MCQ",
        "width": null,
        "height": null,
        "optn": null,
        "options": [
          "(a) (i) only",
          "(b) (iv) only",
          "(c) (i) and (iii)",
          "(d) (ii) and (iv)"
        ],
        "val": 4
      },
      {
        "heading": "Multiple Choice Question.",
        "qus": "Which of the following is a translucent material?",
        "ans": "(c) Muslin cloth",
        "code": "MCQ",
        "width": null,
        "height": null,
        "optn": null,
        "options": [
          "(a) Glass tumbler",
          "(b) Mirror",
          "(c) Muslin cloth",
          "(d) Aluminium foil"
        ],
        "val": 5
      },
      {
        "heading": "Multiple Choice Question.",
        "qus": "Which pair of substances among the following would float in a tumbler half filled with water?",
        "ans": "(b) Feather, plastic ball",
        "code": "MCQ",
        "width": null,
        "height": null,
        "optn": null,
        "options": [
          "(a) Cotton thread, thermocol",
          "(b) Feather, plastic ball",
          "(c) Pin, oil drops",
          "(d) Rubber band, coin"
        ],
        "val": 6
      },
      {
        "heading": "Multiple Choice Question.",
        "qus": "Which among the following are commonly used for making a safety pin?",
        "ans": "(d) Steel and plastic",
        "code": "MCQ",
        "width": null,
        "height": null,
        "optn": null,
        "options": [
          "(a) Wood and glass",
          "(b) Plastic and glass",
          "(c) Leather and plastic",
          "(d) Steel and plastic"
        ],
        "val": 7
      },
      {
        "heading": "Multiple Choice Question.",
        "qus": "Which of the following materials is not lustrous?",
        "ans": "(c) Wood",
        "code": "MCQ",
        "width": null,
        "height": null,
        "optn": null,
        "options": [
          "(a) Gold",
          "(b) Silver",
          "(c) Wood",
          "(d) Diamond"
        ],
        "val": 8
      },
      {
        "heading": "Multiple Choice Question.",
        "qus": "Which of the following statements is not true?",
        "ans": "(c) Materials are grouped for fun.",
        "code": "MCQ",
        "width": null,
        "height": null,
        "optn": null,
        "options": [
          "(a) Materials are grouped for convenience.",
          "(b) Materials are grouped to study their properties.",
          "(c) Materials are grouped for fun.",
          "(d) Materials are grouped according to their uses."
        ],
        "val": 9
      },
     {
        "heading": "Multiple Choice Question.",
        "qus": "Find the odd one out from the following.",
        "ans": "(d) Eraser",
        "code": "MCQ",
        "width": null,
        "height": null,
        "optn": null,
        "options": [
          "(a) Tawa",
          "(b) Spade",
          "(c) Pressure cooker",
          "(d) Eraser"
        ],
        "val": 10
      },
      {
        "heading": "Multiple Choice Question.",
        "qus": "Which type of the following materials is used for making the front glass (wind screen) of a car?",
        "ans": "(a) Transparent",
        "code": "MCQ",
        "width": null,
        "height": null,
        "optn": null,
        "options": [
          "(a) Transparent",
          "(b) Translucent",
          "(c) Opaque",
          "(d) All the above"
        ],
        "val": 11
      }
    ],
    [
	{
   "heading": "State True or False.",
   "qus": "\n\t\t Stone is transparent, while glass is opaque. \n\t\t_________\n\t",
   "ans": "False",
   "code": "TF",
   "val": 1
  },
  {
   "heading": "State True or False.",
   "qus": "\n\t\t A notebook has lustre, while eraser does not. \n\t\t_________\n\t",
   "ans": "False",
   "code": "TF",
   "val": 2
  },
  {
   "heading": "State True or False.",
   "qus": "\n\t\t Chalk dissolves in water. \n\t\t_________\n\t",
   "ans": "False",
   "code": "TF",
   "val": 3
  },
  {
   "heading": "State True or False.",
   "qus": "\n\t\t A piece of wood floats on water. \n\t\t_________\n\t",
   "ans": "True",
   "code": "TF",
   "val": 4
  },
  {
   "heading": "State True or False.",
   "qus": "\n\t\t Sugar does not dissolve in water. \n\t\t_________\n\t",
   "ans": "False",
   "code": "TF",
   "val": 5
  },
  {
   "heading": "State True or False.",
   "qus": "\n\t\t Oil mixes with water. \n\t\t_________\n\t",
   "ans": "False",
   "code": "TF",
   "val": 6
  },
  {
   "heading": "State True or False.",
   "qus": "\n\t\t Sand settles down in water. \n\t\t_________\n\t",
   "ans": "True",
   "code": "TF",
   "val": 7
  },
  {
   "heading": "State True or False.",
   "qus": "\n\t\t Vinegar dissolves in water. \n\t\t_________\n\t",
   "ans": "True",
   "code": "TF",
   "val": 8
  }
	],
    [],
    [
      {
        "heading": "Fill in the blanks.",
        "qus": "Buckets, lunch boxes etc. are made up of ____________ material.",
        "ans": "plastic",
        "code": "FIB",
        "val": 1
      },
      
      {
        "heading": "Fill in the blanks.",
        "qus": "Bullock cart and its wheels are made up of ____________ material.",
        "ans": "wood",
        "code": "FIB",
        "val": 2
      },
      {
        "heading": "Fill in the blanks.",
        "qus": "Pen is made from ___________ and ___________ materials.",
        "ans": "plastic, metal",
        "code": "FIB",
        "val": 3
      },
      {
        "heading": "Fill in the blanks.",
        "qus": "Calendar, notebook etc. are made from ___________ material.",
        "ans": "paper",
        "code": "FIB",
        "val": 4
      },
	  {
        "heading": "Fill in the blanks.",
        "qus": "Materials which can be compressed or scratched easily are called ___________ materials.",
        "ans": "soft",
        "code": "FIB",
        "val": 5
      },
      {
        "heading": "Fill in the blanks.",
        "qus": "Materials which are difficult to compress are called ___________ materials.",
        "ans": "hard",
        "code": "FIB",
        "val": 6
      },
      {
        "heading": "Fill in the blanks.",
        "qus": "Cotton and sponge are the examples of ___________ material.",
        "ans": "soft",
        "code": "FIB",
        "val": 7
      },
      {
        "heading": "Fill in the blanks.",
        "qus": "Substances that completely dissolve in water are called ____________.",
        "ans": "soluble",
        "code": "FIB",
        "val": 8
      },
      {
        "heading": "Fill in the blanks.",
        "qus": "Substances that cannot dissolve in water are called ____________.",
        "ans": "insoluble",
        "code": "FIB",
        "val": 9
      },
      {
        "heading": "Fill in the blanks.",
        "qus": "Substances or materials through which things can be seen clearly are called __________ materials.",
        "ans": "transparent",
        "code": "FIB",
        "val": 10
      },
      {
        "heading": "Fill in the blanks.",
        "qus": "Substances or materials through which things cannot be seen at all are called ____________ materials.",
        "ans": "opaque",
        "code": "FIB",
        "val": 11
      },
      {
        "heading": "Fill in the blanks.",
        "qus": "Materials through which objects can be seen, but not clearly are known as ______________ materials.",
        "ans": "translucent",
        "code": "FIB",
        "val": 12
      },
      {
        "heading": "Fill in the blanks.",
        "qus": "We cannot see clearly through oiled paper. Hence, it is an example of ___________ type of material.",
        "ans": "translucent",
        "code": "FIB",
        "val": 13
      }
    ],
    [],
    [
      {
        "heading": "Match the Following.",
        "qus": "   ",
        "ans": "1. (c),  2. (d), 3. (a),  4. (b)",
        "code": "MTF",
        "options": null,
        "val": 1,
        "option1": [
          {
            "image": "1. Surgical instruments",
            "width": null,
            "height": null
          },
          {
            "image": "2. Newspaper",
            "width": null,
            "height": null
          },
          {
            "image": "3. Electrical switches",
            "width": null,
            "height": null
          },
          {
            "image": "4. Wool",
            "width": null,
            "height": null
          }
        ],
        "option2": [
          {
            "image": "(a) Plastic",
            "width": null,
            "height": null
          },
          {
            "image": "(b) Animal product",
            "width": null,
            "height": null
          },
          {
            "image": "(c) Steel",
            "width": null,
            "height": null
          },
          {
            "image": "(d) Plant product",
            "width": null,
            "height": null
          }
        ]
      }
    ],
    [],
    [],
    [],
    [],
    [
{
        "heading": "Answer the following questions.",
        "qus": "Name five objects which can be made from paper.",
        "ans": "Books, notebooks, calenders, toys, newspapers are the objects which can be made from paper.",
        "code": "AFQ",
        "options": null,
        "val": 1
      },
	  {
        "heading": "Answer the following questions.",
        "qus": "Give three examples of objects which can be made from leather.",
        "ans": "Wallet, purse, bags are the objects which can be made from leather.",
        "code": "AFQ",
        "options": null,
        "val": 2
      },
      {
        "heading": "Answer the following questions.",
        "qus": "Name five materials that can be used for making a plate.",
        "ans": "Metal, plastic, paper, wood are the materials which can be used for making a plate.",
        "code": "AFQ",
        "options": null,
        "val": 3
      },
      {
        "heading": "Answer the following questions.",
        "qus": "Name five objects that can be made from wood.",
        "ans": "Wheel, bullockcart, toys, chair, table etc. are the objects which can be made from wood.",
        "code": "AFQ",
        "options": null,
        "val": 4
      },
      {
        "heading": "Answer the following questions.",
        "qus": "Write three examples of materials that have lustre/shine.",
        "ans": "Iron, gold and aluminium are the three examples of materials that have lustre.",
        "code": "AFQ",
        "options": null,
        "val": 5
      },
      {
        "heading": "Answer the following questions.",
        "qus": "Group the following materials as soluble and insoluble in water:<br>&nbsp;&nbsp;&nbsp;(Salt, Sugar, Chalk powder, Lemon juice, Mustard oil, Alcohol,Kerosene, Vinegar, Coconut oil)",
        "ans": "Soluble: Salt, Sugar, Lemon juice, Vinegar,<br> Insoluble : Chalk powder,  Mustard oil, Alcohol, Kerosene,  Coconut oil",
        "code": "AFQ",
        "options": null,
        "val": 6
      },
      {
        "heading": "Answer the following questions.",
        "qus": "Group the following materials as transparent, translucent and opaque.<br>&nbsp;&nbsp;&nbsp;(Glass, Water, Wood, Tracing paper, Thin muslin cloth, Cardboard)",
        "ans": "Transparent: Water, Glass<br>Translucent: Tracing paper, Thin muslin cloth<br>Translucent: Wood, Cardboard",
        "code": "AFQ",
        "options": null,
        "val": 7
      },
      {
        "heading": "Answer the following questions.",
        "qus": "On what basis is the classification or grouping of objects done?",
        "ans": "The classification or grouping of objects can be done on the basis of their similarities or differences.",
        "code": "AFQ",
        "options": null,
        "val": 8
      },
      {
        "heading": "Answer the following questions.",
        "qus": "Mention two advantages of grouping or classification.",
        "ans": "1. It makes convenient for the users to study their properties.<br> 2. It becomes easy to observe their patterns.",
        "code": "AFQ",
        "options": null,
        "val": 9
      },
      {
        "heading": "Answer the following questions.",
        "qus": "Which among the following materials would you identify as soft materials and why?<br>(Ice, Rubber band, Leaf, Eraser, Pencil, Pearl, a piece of wooden board, Cooked rice, Pulses and fresh chapati)",
        "ans": "Rubber band, eraser, cooked rice, fresh chapati, leaf can be said as soft materials because they can be compressed and scratched easily.",
        "code": "AFQ",
        "options": null,
        "val": 10
      },
      {
        "heading": "Answer the following questions.",
        "qus": "During summer holidays, a group of children collected a lump of salt, green grass, broken glass piece, a small thermocol box, pen, iron nail, glass marbles, hair, naphthalene ball, a piece of sugar candy (mishri) and tried to group them on the basis of properties given in the table below. Help them in filling the table.",
        "ans": null,
        "code": "AFQ",
        "options": null,
        "val": 11,
        "option1": [],
        "option2": [],
        "option3": [],
        "option4": [],
        "aoption1": [],
        "aoption2": [],
        "aoption3": [],
        "aoption4": null,
        "pic": {
          "image": "ch4a1.jpg",
          "width": "500",
          "height": "274"
        },
        "ansimg": {
          "image": "ch4a1a.jpg",
          "width": "500",
          "height": "276"
        }
      },
      {
        "heading": "Answer the following questions.",
        "qus": "Arrange the jumbled words to arrive at the appropriate names of materials and also write two uses of each.<br> (a) milaunuim _____________________________<br>(b) tcaslpi _____________________________<br> (c) soekrnee _____________________________<br>(d) gavnier _____________________________",
        "ans": "(a) milaunuim:  Aluminium. Uses : Foils, aircrafts <br>(b) tcaslpi: Plastic. Uses : bucket, pencil box<br> (c) soekrnee: Kerosene. Uses : Fuel, solvent<br>(d) gavnier: Vinegar. Uses : Food ingredient, preservative",
        "code": "AFQ",
        "options": null,
        "val": 12
      },
	  {
        "heading": "Answer the following questions.",
        "qus": "Differentiate between opaque, transparent and translucent materials giving one example of each.",
        "ans": "Opaque : Objects which cannot be seen through are known as opaque materials. Ex. Cardboard, wood.<br> Transparent : Objects which can be seen through are known as transparent materials. Ex. Glass, water<br> Translucent : Objects which can be seen through only partially are known as translucent material.<br> Ex. Paper dipped in oil.",
        "code": "AFQ",
        "options": null,
        "val": 13
      },
      {
        "heading": "Answer the following questions.",
        "qus": "Match the objects given below with the materials from which they could be made. Remember, objects can be made from more than one material and a given material can be used for making many objects.",
        "ans": "1. Book: Paper <br>2. Tumbler: Glass, plastic <br>3.Chair: Wood, plastic <br>4. Toy: Glass, wood, paper, plastics <br>5.Shoes: Leather, wood",
        "code": "AFQ",
        "options": null,
        "val": 14,
        "option1": [],
        "option2": [],
        "option3": [],
        "option4": [],
        "aoption1": [],
        "aoption2": [],
        "aoption3": [],
        "aoption4": null,
        "pic": {
          "image": "ch4a2.jpg",
          "width": "350",
          "height": "142"
        },
        "ansimg": {
          "image": null,
          "width": null,
          "height": null
        }
      }
    ],
    [],
    [],
    [],
    [
      {
        "heading": "Picture-based questions.",
        "qus": "Pick five objects which are opaque and would sink in water from the word box given below.",
        "ans": null,
        "code": "PBQ",
        "option1": null,
        "option2": null,
        "option3": null,
        "aoption1": null,
        "aoption2": null,
        "aoption3": null,
        "pic": {
          "image": "ch4a3.jpg",
          "width": "250",
          "height": "167"
        },
        "ansimg": {
         "image": "ch4a3a.jpg",
          "width": "250",
          "height": "167"
        },
        "val": 1
      }
    ],
    [],
    [],
    [],
    [],
    [],
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    [],
    [],
    [],
    [],
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    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
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    [],
    [],
    [],
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    [],
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    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    []
  ],
  "ctt": "ch4_ctt",
  "ctco": "ch4_ctco",
  "dtf": "ch4_dtf",
  "un": "ch4_un",
  "snc": "ch4_snc",
  "jtf": "ch4_jtf",
  "afq": "ch4_afq",
  "pbq": "ch4_pbq",
  "gowf": "ch4_gowf",
  "afow": "ch4_afow",
  "cs": "ch4_cs",
  "map": "ch4_map",
  "grade": "Grade 6",
  "mcq": "ch4_mcq",
  "vsaq": "ch4_vsaq",
  "fib": "ch4_fib",
  "grf": "ch4_grf",
  "nf": "ch4_nf",
  "saq": "ch4_saq",
  "mtf": "ch4_mtf",
  "yn": "ch4_yn",
  "laq": "ch4_laq",
  "co": "ch4_co",
  "tf": "ch4_tf"
},
{
  "subject": "Science",
  "chapter": "ch5",
  "chapterName": "Chapter 5 - Separation of Substances",
  "all": [
    [
      {
        "heading": "Multiple Choice Question.",
        "qus": "Which of the following methods of separation would be most appropriate to separate vegetables like potato, ladies’ fingers etc?",
        "ans": "(d) Hand picking",
        "code": "MCQ",
        "width": null,
        "height": null,
        "optn": null,
        "options": [
          "(a) Winnowing",
          "(b) Sieving",
          "(c) Threshing",
          "(d) Hand picking"
        ],
        "val": 1
      },
      {
        
        "heading": "Multiple Choice Question.",
        "qus": "Which of the following methods will be most appropriate to prepare lassi from curd?",
        "ans": "(c) Churning",
        "code": "MCQ",
        "width": null,
        "height": null,
        "optn": null,
        "options": [
          "(a) Filtration",
          "(b) Decantation",
          "(c) Churning",
          "(d) Winnowing"
        ],
        "val": 2
      },
      {
	  "heading": "Multiple Choice Question.",
        "qus": "Which of the following mixtures would you be able to separate using the method of filtration?",
        "ans": "(b) Cornflakes in milk",
        "code": "MCQ",
        "width": null,
        "height": null,
        "optn": null,
        "options": [
          "(a) Oil in water",
          "(b) Cornflakes in milk",
          "(c) Salt in water",
          "(d) Sugar in milk"
        ],
        "val": 3
      },
      {
        "heading": "Multiple Choice Question.",
        "qus": "Which amongst the following methods would be most appropriate to separate grains from bundles of stalks?",
        "ans": "(b) Winnowing",
        "code": "MCQ",
        "width": null,
        "height": null,
        "optn": null,
        "options": [
          "(a) Hand picking",
          "(b) Winnowing",
          "(c) Sieving",
          "(d) Threshing"
        ],
        "val": 4
      },
      {
        "heading": "Multiple Choice Question.",
        "qus": "Four mixtures are given below:<br>&nbsp;&nbsp;(i) Kidney beans and chick peas&emsp;&emsp; (ii) Pulses and rice <br>&nbsp;&nbsp;(iii) Rice flakes and corn (iv) Potato wafers and biscuits <br>&nbsp;&nbsp;Which of these can be separated by the method of winnowing?",
        "ans": "(d) (iii) and (iv)",
        "code": "MCQ",
        "width": null,
        "height": null,
        "optn": null,
        "options": [
          "(a) (i) and (ii)",
          "(b) (ii) and (iii)",
          "(c) (i) and (iii)",
          "(d) (iii) and (iv)"
        ],
        "val": 5
      },
      {
        "heading": "Multiple Choice Question.",
        "qus": "Which out of the following is the most suitable method to separate the grains from the flour?",
        "ans": "(b) Sieving",
        "code": "MCQ",
        "width": null,
        "height": null,
        "optn": null,
        "options": [
          "(a) Threshing",
          "(b) Sieving",
          "(c) Winnowing",
          "(d) Filtration"
        ],
        "val": 6
      },
      {
        "heading": "Multiple Choice Question.",
        "qus": "You might have observed the preparation of ghee from butter and cream at home. Which method(s) can be used to separate ghee from the residue?<br>&nbsp;&nbsp;(i) Evaporation &emsp; (ii) Decantation <br>&nbsp;&nbsp;(iii)  Filtration &nbsp;&nbsp; (iv) Churning <br>&nbsp;&nbsp;Which of the following combinations is the correct answer?",
        "ans": "(b) (ii) and (iii)",
        "code": "MCQ",
        "width": null,
        "height": null,
        "optn": null,
        "options": [
          "(a) (i) and (ii)",
          "(b) (ii) and (iii)",
          "(c) (ii) and (iv)",
          "(d) (iv) only"
        ],
        "val": 7
      },
      {
        "heading": "Multiple Choice Question.",
        "qus": "In an activity, a teacher dissolved a small amount of solid copper sulphate in a tumbler half filled with water. Which method would you use to get back solid copper sulphate from the solution?",
        "ans": "(b) Evaporation",
        "code": "MCQ",
        "width": null,
        "height": null,
        "optn": null,
        "options": [
          "(a) Decantation",
          "(b) Evaporation",
          "(c) Sedimentation",
          "(d) Condensation"
        ],
        "val": 8
      },
      {
        "heading": "Multiple Choice Question.",
        "qus": "Water droplets form on the inner side of a vessel due to",
        "ans": "(c) evaporation and condensation.",
        "code": "MCQ",
        "width": null,
        "height": null,
        "optn": null,
        "options": [
          "(a) boiling and condensation.",
          "(b) evaporation and saturation.",
          "(c) evaporation and condensation.",
          "(d) condensation and saturation."
        ],
        "val": 9
      },
     {
        "heading": "Multiple Choice Question.",
        "qus": "Which of the following is the reason for the formation of water droplets on the outer side of a bottle containing water with ice cubes?",
        "ans": "(d) Condensation of atmospheric water vapour",
        "code": "MCQ",
        "width": null,
        "height": null,
        "optn": null,
        "options": [
          "(a) Evaporation of water from the glass",
          "(b) Water that seeped out from the glass",
          "(c) Evaporation of atmospheric water vapour",
          "(d) Condensation of atmospheric water vapour"
        ],
        "val": 10
      }
    ],
    [
	{
   "heading": "State True or False.",
   "qus": "\n\t\t A mixture of oil and water can be separated by filtration. \n\t\t_________\n\t",
   "ans": "False",
   "code": "TF",
   "val": 1
  },
  {
   "heading": "State True or False.",
   "qus": "\n\t\t Water can be separated from salt by evaporation. \n\t\t_________\n\t",
   "ans": "True",
   "code": "TF",
   "val": 2
  },
  {
   "heading": "State True or False.",
   "qus": "\n\t\t A mixture of wheat grains and wheat flour can be separated by sieving. \n\t\t_________\n\t",
   "ans": "True",
   "code": "TF",
   "val": 3
  },
  {
   "heading": "State True or False.",
   "qus": "\n\t\t A mixture of iron filings and rice flour can be separated by magnet. \n\t\t_________\n\t",
   "ans": "True",
   "code": "TF",
   "val": 4
  },
  {
   "heading": "State True or False.",
   "qus": "\n\t\t A mixture of wheat grains and rice flakes can be separated by winnowing. \n\t\t_________\n\t",
   "ans": "True",
   "code": "TF",
   "val": 5
  },
  {
   "heading": "State True or False.",
   "qus": "\n\t\t A mixture of tea leaves and milk can be separated by decantation. \n\t\t_________\n\t",
   "ans": "True",
   "code": "TF",
   "val": 6
  }
	],
    [],
    [
      {
        "heading": "Fill in the blanks.",
        "qus": "___________ method can be used for separating larger sized impurities like pieces of dirt, stone etc.",
        "ans": "handpicking",
        "code": "FIB",
        "val": 1
      },
      
      {
        "heading": "Fill in the blanks.",
        "qus": "The process that is used to separate wheat from stalks is called ____________.",
        "ans": "threshing",
        "code": "FIB",
        "val": 2
      },
      {
        "heading": "Fill in the blanks.",
        "qus": "____________ method is used to separate lighter and heavier components of a mixture by wind or blowing air.",
        "ans": "Winnowing",
        "code": "FIB",
        "val": 3
      },
      {
        "heading": "Fill in the blanks.",
        "qus": "In a flour mill, ____________ is done to remove impurities like husk and stones.",
        "ans": "sieving",
        "code": "FIB",
        "val": 4
      },
	  {
        "heading": "Fill in the blanks.",
        "qus": "____________ method is used when the components of a mixture have different sizes.",
        "ans": "Sieving",
        "code": "FIB",
        "val": 5
      },
      {
        "heading": "Fill in the blanks.",
        "qus": "When the heavier component in a mixture settles after water is added to it, the process is called ____________.",
        "ans": "sedimentation",
        "code": "FIB",
        "val": 6
      },
      {
        "heading": "Fill in the blanks.",
        "qus": "When the water along with a bit dust is removed the process is known as ____________.",
        "ans": "decantation",
        "code": "FIB",
        "val": 7
      },
      {
        "heading": "Fill in the blanks.",
        "qus": "The method of ____________ is also used to prepare cottage cheese (paneer).",
        "ans": "filtration",
        "code": "FIB",
        "val": 8
      },
      {
        "heading": "Fill in the blanks.",
        "qus": "The process of conversion of water into vapour is called ____________.",
        "ans": "evaporation",
        "code": "FIB",
        "val": 9
      },
      {
        "heading": "Fill in the blanks.",
        "qus": "Common salt is obtained from seawater by the process of ____________.",
        "ans": "condensation",
        "code": "FIB",
        "val": 10
      },
      {
        "heading": "Fill in the blanks.",
        "qus": "The process of conversion of water vapour into its liquid form is known as ____________.",
        "ans": "condensation",
        "code": "FIB",
        "val": 11
      },
      {
        "heading": "Fill in the blanks.",
        "qus": "A solution is said to be ____________ if it cannot dissolve more of the substance in it.",
        "ans": "saturated",
        "code": "FIB",
        "val": 12
      },
      {
        "heading": "Fill in the blanks.",
        "qus": "Larger quantity of a substance can be dissolved in a solution by ____________ it.",
        "ans": "heading",
        "code": "FIB",
        "val": 13
      }
    ],
    [],
    [
      {
        "heading": "Match the Following.",
        "qus": null,
        "ans": "1. (c),  2. (d), 3. (e),  4. (b),  5. (a)",
        "code": "MTF",
        "options": null,
        "val": 1,
        "option1": [
          {
            "image": "1. Oil mixed in water",
            "width": null,
            "height": null
          },
          {
            "image": "2. Iron powder mixed with flour",
            "width": null,
            "height": null
          },
          {
            "image": "3. Salt mixed with water",
            "width": null,
            "height": null
          },
          {
            "image": "4. Ladies’ fingers mixed with potatoes",
            "width": null,
            "height": null
          },
          {
            "image": "5. Rice flour mixed with kidney beans",
            "width": null,
            "height": null
          }
        ],
        "option2": [
          {
            "image": "(a) Sieving",
            "width": null,
            "height": null
          },
          {
            "image": "(b) Hand picking",
            "width": null,
            "height": null
          },
          {
            "image": "(c) Decantation",
            "width": null,
            "height": null
          },
          {
            "image": "(d) Magnet",
            "width": null,
            "height": null
          },
          {
            "image": "(e) Evaporation",
            "width": null,
            "height": null
          }
        ]
      }
    ],
    [],
    [],
    [],
    [],
    [
      {
        "heading": "Answer the following questions.",
        "qus": "Why is it necessary to separate the different components of a mixture?",
        "ans": "It is necessary to separate the different components of a mixture because it might contain harmful or nonuseful components like stone etc.",
        "code": "AFQ",
        "options": null,
        "val": 1
      },
	  {
        "heading": "Answer the following questions.",
        "qus": "Name three processes of separation that we commonly notice in our home.",
        "ans": "Handpicking, sieving and filtration are three processes of separation that we commonly notice in our home.",
        "code": "AFQ",
        "options": null,
        "val": 2
      },{
        "heading": "Answer the following questions.",
        "qus": "What do you mean by threshing? How is it done?",
        "ans": "The process which is used to separate grains from stalks by beating them is known as threshing. In this process, dried stalks with grains on it are beaten on the rock or any hard platform and grains are separated.",
        "code": "AFQ",
        "options": null,
        "val": 3
      },{
        "heading": "Answer the following questions.",
        "qus": "Which mixtures can be separated by winnowing? Explain how one can separate husk from grains using this method?",
        "ans": "Winnowing can be used for mixtures having lighter and heavier components by using wind or blowing air. One can separate husk from grains using this method by allowing the mixture to slide out from little height. The husk will get carried away with the wind and forms a heap near the platform.",
        "code": "AFQ",
        "options": null,
        "val": 4
      },{
        "heading": "Answer the following questions.",
        "qus": "Describe sedimentation and decantation.",
        "ans": "The process of settling heavier components of the mixture after adding water is known as sedimentation. While, decantation is the process of removing the water along with dirt is known as decantation.",
        "code": "AFQ",
        "options": null,
        "val": 5
      },{
        "heading": "Answer the following questions.",
        "qus": "What is filtration? Give brief explanation of the procedure of separating soil from water by using a filter paper.",
        "ans": "The process of removing solid particles from a liquid mixture, is known as filtration. Take muddy water in a beaker and a filter paper, bend the paper in the form of cone and pour the mixture through the filter paper. The solid particles will get stuck on the paper and the water will be separated due to small holes in the filter paper.",
        "code": "AFQ",
        "options": null,
        "val": 6
      },{
        "heading": "Answer the following questions.",
        "qus": "What do you mean by evaporation?",
        "ans": "The process of conversion of water into its vapour is known as evaporation.",
        "code": "AFQ",
        "options": null,
        "val": 7
      },{
        "heading": "Answer the following questions.",
        "qus": "What is condensation?",
        "ans": "The process of conversion of water vapour into its liquid form is called condensation.",
        "code": "AFQ",
        "options": null,
        "val": 8
      },{
        "heading": "Answer the following questions.",
        "qus": "What is a saturated solution?",
        "ans": "The solution which cannot dissolve more of a substance in it, is known as saturated solution.",
        "code": "AFQ",
        "options": null,
        "val": 9
      },{
        "heading": "Answer the following questions.",
        "qus": "How does heat affect the solubility of a substance in a liquid?",
        "ans": "By heating the solution, the solubility of a substance in a liquid increases.",
        "code": "AFQ",
        "options": null,
        "val": 10
      },{
        "heading": "Answer the following questions.",
        "qus": "A mixture of iron nails, salt, oil and water is provided to you. Give stepwise instructions to separate each component from this mixture?",
        "ans": "The oil from the solution can be separated with help of decantation process. The iron nails can be separated by the process of handpicking. Finally, the salt can be separated by heating the water and evaporation.",
        "code": "AFQ",
        "options": null,
        "val": 11
      },
	  
      {
        "heading": "Answer the following questions.",
        "qus": "Name the process involved in the separation of salt and sand from a mixture.",
        "ans": "Decantation or filtration and condensation are the process involved in the separation of salt and sand from their mixture.",
        "code": "AFQ",
        "options": null,
        "val": 12
      },
	  {
        "heading": "Answer the following questions.",
        "qus": "Both Sarika and Mohan were asked to make salt solutions. Sarika was given a teaspoonful of salt and half a glass of water, whereas Mohan was given twenty teaspoons of salt and half a glass of water.<br> (a) How would they make salt solutions? <br> (b) Who would be able to prepare a saturated solution?",
        "ans": "(a) They will mix salt with water to prepare salt solutions.<br>(b) Mohan will be able to prepare saturated solution.",
        "code": "AFQ",
        "options": null,
        "val": 13
      },
      {
        "heading": "Answer the following questions.",
        "qus": "Write the method you would use to separate the following:<br>(a)Sand from water: _______________ <br>(b)Mustard oil from water: _______________________ .<br>(c)Chalk powder from water: ______________________<br>(d)Tea leaves from tea: ____________________",
        "ans": "(a)Sand from water: Filtration <br>(b)Mustard oil from water: Decantation <br>(c)Chalk powder from water: Evaporation and condensation <br>(d)Tea leaves from tea: Filtration",
        "code": "AFQ",
        "options": null,
        "val": 14
      }
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  "ctt": "ch5_ctt",
  "ctco": "ch5_ctco",
  "dtf": "ch5_dtf",
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  "cs": "ch5_cs",
  "map": "ch5_map",
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  "fib": "ch5_fib",
  "grf": "ch5_grf",
  "nf": "ch5_nf",
  "saq": "ch5_saq",
  "mtf": "ch5_mtf",
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{
  "subject": "Science",
  "chapter": "ch6",
  "chapterName": "Chapter 6 - Changes Around Us",
  "all": [
    [
      {
        "heading": "Multiple Choice Question.",
        "qus": "Pick the change that can be reversed from the following.",
        "ans": "(b) Melting of ghee",
        "code": "MCQ",
        "width": null,
        "height": null,
        "optn": null,
        "options": [
          "(a) Cutting of trees",
          "(b) Melting of ghee",
          "(c) Burning of candle",
          "(d) Blooming of flower"
        ],
        "val": 1
      },
      {
        "heading": "Multiple Choice Question.",
        "qus": "Which of the following changes cannot be reversed?",
        "ans": "(a) Hardening of cement",
        "code": "MCQ",
        "width": null,
        "height": null,
        "optn": null,
        "options": [
          "(a) Hardening of cement",
          "(b) Freezing of ice cream",
          "(c) Opening a door",
          "(d) Melting of chocolate"
        ],
        "val": 2
      },
      {
        "heading": "Multiple Choice Question.",
        "qus": "An iron ring is heated. Which of the following statements about it is incorrect?",
        "ans": "(d) The ring changes its shape and the change cannot be reversed.",
        "code": "MCQ",
        "width": null,
        "height": null,
        "optn": null,
        "options": [
          "(a) The ring expands.",
          "(b) The ring almost comes to the same size on cooling.",
          "(c) The change in this case is reversed.",
          "(d) The ring changes its shape and the change cannot be reversed."
        ],
        "val": 3
      },
      {
        "heading": "Multiple Choice Question.",
        "qus": "While lighting a candle, Jay observed the following changes:<br>&nbsp;&nbsp;(i) Wax was melting. <br> &nbsp;&nbsp;(ii) Candle was burning. <br> &nbsp;&nbsp;(iii) Size of the candle was reducing. <br> &nbsp;&nbsp;(iv) Melted wax was getting solidified. <br> &nbsp;&nbsp; Of the above, the changes that can be reversed are",
        "ans": "(d) (i) and (iv)",
        "code": "MCQ",
        "width": null,
        "height": null,
        "optn": null,
        "options": [
          "(a) (i) and (ii)",
          "(b) (ii) and (iii)",
          "(c) (iii) and (iv)",
          "(d) (i) and (iv)"
        ],
        "val": 4
      },
      {
        "heading": "Multiple Choice Question.",
        "qus": "Salt can be separated from its solution (salt dissolved in water) because",
        "ans": "(d) mixing of salt in water is a change that can be reversed by evaporation.",
        "code": "MCQ",
        "width": null,
        "height": null,
        "optn": null,
        "options": [
          "(a) mixing of salt in water is a change that can be reversed by heating and melting of salt.",
          "(b) mixing of salt in water is a change that cannot be reversed.",
          "(c) mixing of salt in water is a permanent change.",
          "(d) mixing of salt in water is a change that can be reversed by evaporation."
        ],
        "val": 5
      },
      {
        "heading": "Multiple Choice Question.",
        "qus": "Rolling of chapati and baking of chapati are the changes that",
        "ans": "(c) can be reversed and cannot be reversed, respectively.",
        "code": "MCQ",
        "width": null,
        "height": null,
        "optn": null,
        "options": [
          "(a) can be reversed.",
          "(b) cannot be reversed.",
          "(c) can be reversed and cannot be reversed, respectively.",
          "(d) cannot be reversed and can be reversed, respectively."
        ],
        "val": 6
      },
      {
        "heading": "Multiple Choice Question.",
        "qus": "Iron rim is made slightly smaller than the wooden wheel. The rim is usually heated before fixing into the wooden wheel because on heating the iron rim",
        "ans": "(d) expands first, then on cooling contracts and fits onto the wooden wheel.",
        "code": "MCQ",
        "width": null,
        "height": null,
        "optn": null,
        "options": [
          "(a) expands and fits onto the wooden wheel.",
          "(b) contracts and fits onto the wooden wheel.",
          "(c) no change in the size takes place.",
          "(d) expands first, then on cooling contracts and fits onto the wooden wheel."
        ],
        "val": 7
      }
    ],
    [],
    [],
    [
      {
        "heading": "Fill in the blanks.",
        "qus": "Change in which substances regain their original form is known as _____________.",
        "ans": "reversible substance",
        "code": "FIB",
        "val": 1
      },
      
      {
        "heading": "Fill in the blanks.",
        "qus": "Change in which substances do not regain their original form is known as _____________.",
        "ans": "irreversible substance",
        "code": "FIB",
        "val": 2
      },
      {
        "heading": "Fill in the blanks.",
        "qus": "Milk to paneer is an example of _____________ type of change.",
        "ans": "irreversible",
        "code": "FIB",
        "val": 3
      },
      {
        "heading": "Fill in the blanks.",
        "qus": "Hot milk to cold milk is an example of _____________ type of change.",
        "ans": "reversible",
        "code": "FIB",
        "val": 4
      },
	  {
        "heading": "Fill in the blanks.",
        "qus": "Process in which the size of the object increases by heating is called _____________.",
        "ans": "expansion",
        "code": "FIB",
        "val": 5
      },
      {
        "heading": "Fill in the blanks.",
        "qus": "The size of a metal object decreases after cooling it down. This process is known as _______________.",
        "ans": "contraction",
        "code": "FIB",
        "val": 6
      }
    ],
    [],
    [],
    [],
    [],
    [],
    [],
    [
      {
        "heading": "Answer the following questions.",
        "qus": "What do you mean by reversible changes?",
        "ans": "The changes in which the original form of substance can be obtained again, are known as reversible changes.",
        "code": "AFQ",
        "options": null,
        "val": 1
      },
	  
      {
        "heading": "Answer the following questions.",
        "qus": "What changes do you observe in a banana when it ripens?",
        "ans": "When the banana ripens, the colour of the skin turns from green to yellow. Also, the banana becomes softer than raw banana.",
        "code": "AFQ",
        "options": null,
        "val": 2
      },
	  
      {
        "heading": "Answer the following questions.",
        "qus": "What changes do you observe when an incense stick is lighted? Can this change be reversed?",
        "ans": "When an incense stick is lighted, the stick burns and produce new gaseous material and ashes which is irreversible change.",
        "code": "AFQ",
        "options": null,
        "val": 3
      },
	  
      {
        "heading": "Answer the following questions.",
        "qus": "Give two differences between a reversible change and an irreversible change.",
        "ans": "In reversible change, the original form of the product can be obtained again. While in irreversible change, it is not possible.",
        "code": "AFQ",
        "options": null,
        "val": 4
      },
	  
      {
        "heading": "Answer the following questions.",
        "qus": "Curdling of milk is a change. Explain what change this process involves.",
        "ans": "While curdling of the milk, a small amount of curd is stirred with the milk and kept aside for few hours to make curd and the process involves irreversible change.",
        "code": "AFQ",
        "options": null,
        "val": 5
      },
	  
      {
        "heading": "Answer the following questions.",
        "qus": "Give two different changes that can be brought about by heating.",
        "ans": "1. Turning water into water vapour.<br> 2. Burning incense stick to get pleasant smell.",
        "code": "AFQ",
        "options": null,
        "val": 6
      },
	  
      {
        "heading": "Answer the following questions.",
        "qus": "The metal rim of a wheel is heated before fitting. Give reasons.",
        "ans": "On heating, the metal rim expands and it becomes easy to fit the ring on the wheel. Hence, the metal rim of a wheel is heated before fitting.",
        "code": "AFQ",
        "options": null,
        "val": 7
      },
	  
      {
        "heading": "Answer the following questions.",
        "qus": "Give two examples where the metal ring/object is heated to fit it on another object.",
        "ans": "1. Using metal rim on the wheel<br> 2. Making difficult shaped objects like different parts of vehicles etc.",
        "code": "AFQ",
        "options": null,
        "val": 8
      },
	  
      {
        "heading": "Answer the following questions.",
        "qus": "A blacksmith beats a piece of hot iron to give it the desired shape. Give reasons.",
        "ans": "A blacksmith beats hot piece of iron to give desired shape because hot metal piece have the ability to change its shape when it is heated and remains in the same shape after cooling.",
        "code": "AFQ",
        "options": null,
        "val": 9
      },
	  
      {
        "heading": "Answer the following questions.",
        "qus": "Write reversible or irreversible for the following changes:",
        "ans": null,
        "code": "AFQ",
        "options": null,
        "val": 10,		
		"option1": [
		  {
            "image": "Change",
            "width": null,
            "height": null
          },
          {
            "image": "(a) Breaking of a pencil",
            "width": null,
            "height": null
          },
          {
            "image": "(b) Dissolving sugar in water",
            "width": null,
            "height": null
          },
          {
            "image": "(c) Cooking of food",
            "width": null,
            "height": null
          },
          {
            "image": "(d) Souring of milk",
            "width": null,
            "height": null
          },
          {
            "image": "(e) Melting of ice",
            "width": null,
            "height": null
          },
          {
            "image": "(f) Burning of paper",
            "width": null,
            "height": null
          }
        ],
        "option2": [
          {
            "image": "Reversible/Irreversible",
            "width": null,
            "height": null
          },
          {
            "image": "(1) ________________",
            "width": null,
            "height": null
          },
          {
            "image": "(2) ________________",
            "width": null,
            "height": null
          },
          {
            "image": "(3) ________________",
            "width": null,
            "height": null
          },
          {
            "image": "(4) ________________",
            "width": null,
            "height": null
          },
          {
            "image": "(5) ________________",
            "width": null,
            "height": null
          },
          {
            "image": "(6) ________________",
            "width": null,
            "height": null
          }
        ],
		"aoption2": [{
            "image": "Reversible/Irreversible",
            "width": null,
            "height": null
          },
		  {
            "image": "(1) Irreversible",
            "width": null,
            "height": null
          },
          {
            "image": "(2) Irreversible",
            "width": null,
            "height": null
          },
          {
            "image": "(3) Irreversible",
            "width": null,
            "height": null
          },
          {
            "image": "(4) Irreversible",
            "width": null,
            "height": null
          },
          {
            "image": "(5) Reversible",
            "width": null,
            "height": null
          },
          {
            "image": "(6) Irreversible",
            "width": null,
            "height": null
          }],
		  
        "pic": {
          "image": "ch6a1.jpg",
          "width": "360",
          "height": "177"
        },
        "ansimg": {
          "image": "ch6a1a.jpg",
          "width": "360",
          "height": "184"
        }
      },
	  
      {
        "heading": "Answer the following questions.",
        "qus": "Look at the figure given below which shows three situations<br> (a) a burning candle (b) an extinguished candle (c) melting wax.<br> Which of the following shows a reversible change and why?",
        "ans": "(c) is a reversible change as the melted wax can get back again into solid shape on cooling.",
        "code": "AFQ",
        "options": null,
        "val": 11,
        "pic": {
          "image": "ch6a2.jpg",
          "width": "378",
          "height": "215"
        },
        "ansimg": {
          "image": null,
          "width": null,
          "height": null
        }
      },
	  
      {
        "heading": "Answer the following questions.",
        "qus": "Which of the following changes cannot be reversed?<br> (a) Blowing of a balloon<br> (b) Folding a paper to make a toy aeroplane<br> (c) Rolling a ball of dough to make roti<br> (d) Baking cake in an oven<br> (e) Drying a wet cloth<br> (f) Making biogas from cow dung<br>(g) Burning of a candle",
        "ans": "(d), (f), (g) are the changes which cannot be reversed.",
        "code": "AFQ",
        "options": null,
        "val": 12
      },
	  
      {
        "heading": "Answer the following questions.",
        "qus": "Give one example in each case:<br> (a) Change which occurs on heating but can be reversed.</br>		(b) Change which occurs on heating but cannot be reversed.</br>		(c) Change which occurs on cooling but can be reversed.</br>		(d) Change which occurs on mixing two substances but can be reversed.</br>		(e) Change which occurs on mixing two substances but cannot be reversed.",
        "ans": "(a)Melting of water</br>(b) Lighting of an incense stick<br>(c) Forming ice from water<br>(d) Chalk and water solution<br>(e) Sugar and water solution",
        "code": "AFQ",
        "options": null,
        "val": 13
      },
	  
      {
        "heading": "Answer the following questions.",
        "qus": "Conversion of ice into water and water into ice is an example of change which can be reversed. Give four more examples where you can say that the changes can be reversed.",
        "ans": "(i) Melting of wax<br>(ii) Folding of a paper<br>(iii) Knitting of a sweater<br>(iv) Inflating a tyre",
        "code": "AFQ",
        "options": null,
        "val": 14
      },
	  
      {
        "heading": "Answer the following questions.",
        "qus": "A potter working on his wheel shaped a lump of clay into a pot. He then baked the pot in an oven. Do these two acts lead to the same kind of changes or different? Give your opinion and justify your answer.",
        "ans": "(i) Milk into curd<br> (ii) Burning of wood<br> (iii) Ripening of fruits<br> (iv) Digestion of foods",
        "code": "AFQ",
        "options": null,
        "val": 15
      }
	  
    ],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
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    [],
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    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    []
  ],
  "ctt": "ch6_ctt",
  "ctco": "ch6_ctco",
  "dtf": "ch6_dtf",
  "un": "ch6_un",
  "snc": "ch6_snc",
  "jtf": "ch6_jtf",
  "afq": "ch6_afq",
  "pbq": "ch6_pbq",
  "gowf": "ch6_gowf",
  "afow": "ch6_afow",
  "cs": "ch6_cs",
  "map": "ch6_map",
  "grade": "Grade 6",
  "mcq": "ch6_mcq",
  "vsaq": "ch6_vsaq",
  "fib": "ch6_fib",
  "grf": "ch6_grf",
  "nf": "ch6_nf",
  "saq": "ch6_saq",
  "mtf": "ch6_mtf",
  "yn": "ch6_yn",
  "laq": "ch6_laq",
  "co": "ch6_co",
  "tf": "ch6_tf"
},
{
  "subject": "Science",
  "chapter": "ch7",
  "chapterName": "Chapter 7 - Getting to Know Plants",
  "all": [
    [
      {
        "heading": "Multiple Choice Question.",
        "qus": "Which of the following combination of features would you observe in grass?",
		"ans": "(a) Parallel venation and fibrous root",
        "code": "MCQ",
        "width": null,
        "height": null,
        "optn": null,
        "options": [
          "(a) Parallel venation and fibrous root",
          "(b) Parallel venation and tap root",
          "(c) Reticulate venation and fibrous root",
          "(d) Reticulate venation and tap root"
        ],
        "val": 1
      },
      {
        "heading": "Multiple Choice Question.",
        "qus": "Which of the following is not a type of plant?",
		"ans": "(d) Flower",
        "code": "MCQ",
        "width": null,
        "height": null,
        "optn": null,
        "options": [
          "(a) Herbs",
          "(b) Shrubs",
          "(c) Trees",
          "(d) Flower"
        ],
        "val": 2
      },
      {
        "heading": "Multiple Choice Question.",
        "qus": "Which of the following is not a type of venation?",
		"ans": "(b) Midrib venation",
        "code": "MCQ",
        "width": null,
        "height": null,
        "optn": null,
        "options": [
          "(a) Leaf venation",
          "(b) Midrib venation",
          "(c) Reticulate venation",
          "(d) Parallel venation"
        ],
        "val": 3
      },
      {
        "heading": "Multiple Choice Question.",
        "qus": "Which of the following is the correct match between the characteristics of stem and the category of plant?",
		"ans": "(a) Weak stem which cannot stand upright: Creeper",
        "code": "MCQ",
        "width": null,
        "height": null,
        "optn": null,
        "options": [
          "(a) Weak stem which cannot stand upright: Creeper",
          "(b) Green tender stem : Shrub",
          "(c) Thick, hard stem with branches near the base : Tree",
          "(d) Thick, hard stem with branches high on the plant : Herb"
        ],
        "val": 4
      },
      {
        "heading": "Multiple Choice Question.",
        "qus": "Which of the following is not the primary function of stem?",
		"ans": "(d) Bears flowers and fruits",
        "code": "MCQ",
        "width": null,
        "height": null,
        "optn": null,
        "options": [
          "(a) Conduction of water",
          "(b) Photosynthesis",
          "(c) Formation of branches",
          "(d) Bears flowers and fruits"
        ],
        "val": 5
      },
      {
        "heading": "Multiple Choice Question.",
        "qus": "Which of the following is not a part of pistil?",
		"ans": "(d) Root",
        "code": "MCQ",
        "width": null,
        "height": null,
        "optn": null,
        "options": [
          "(a) Style",
          "(b) Stigma",
          "(c) Ovary",
          "(d) Root"
        ],
        "val": 6
      },
      {
        "heading": "Multiple Choice Question.",
        "qus": "Which of the following is not a correct match?",
		"ans": "(b) Lamina : green flat part of leaf",
        "code": "MCQ",
        "width": null,
        "height": null,
        "optn": null,
        "options": [
          "(a) Petiole : attaches leaf to stem",
          "(b) Lamina : green flat part of leaf",
          "(c) Margin : gives shape to the leaf",
          "(d) Veins : transpiration"
        ],
        "val": 7
      },
      {
         "heading": "Multiple Choice Question.",
        "qus": "Read the following sentences about photosynthesis:<br>&nbsp;&nbsp;&nbsp;(i) Sunlight, carbon dioxide, chlorophyll and water are necessary. <br>&nbsp;&nbsp;&nbsp;(ii) Oxygen is absorbed.<br>&nbsp;&nbsp;&nbsp;(iii) Leaves carry out photosynthesis.<br>&nbsp;&nbsp;&nbsp;(iv) Proteins are made during photosynthesis.<br> Choose the correct pair of sentences that are true to photosynthesis.",
		"ans": "(b) (i) and (iii)",
        "code": "MCQ",
        "width": null,
        "height": null,
        "optn": null,
        "options": [
          "(a) (iii) and (iv)",
          "(b) (i) and (iii)",
          "(c) (ii) and (iv)",
          "(d) (i) and (iv)"
        ],
        "val": 8
      },
     {
        "heading": "Multiple Choice Question.",
        "qus": "Which of the following terms constitute the female part of the flower.",
		"ans": "(b) stigma, style and ovary",
        "code": "MCQ",
        "width": null,
        "height": null,
        "optn": null,
        "options": [
          "(a) sepals, petal and stamen",
          "(b) stigma, style and ovary",
          "(c) ovary, stamen and stigma",
          "(d) ovary, style and stamen"
        ],
        "val": 9
      }
    ],
    [],
    [{
        "heading": "Choose the Correct Option.",
        "qus": "Sepals, (a) _____________, stamens and (b) _____________ are the parts of a flower. Stamen is made up of (c) _____________ and (d) _____________ and it represents the (e) ______________ part of the flower. The female part of the flower is called the (f) _____________. The basal, swollen part of the pistil is called the (g) ___________ which contains the (h) _____________.(anther, male, ovary, ovule, petals, pistil, stamen, filament)",
        "ans": "(a) Anther, (b) pistil, (c) filament, (d) anther, (e) male, (f) pistil, (g)Ovary, (h) ovule",
        "code": "CTCO",
        "pic": {
          "image": null,
          "width": null,
          "height": null
        },
        "options": [],
        "val": 1
      }],
    [
      {
        "heading": "Fill in the blanks.",
        "qus": "Plants with green and tender stems are called _____________.",
        "ans": "herbs",
        "code": "FIB",
        "val": 1
      },
      {
        "heading": "Fill in the blanks.",
        "qus": "Unwanted plants growing in the crop fields, lawns or pots are called _____________.",
        "ans": "weeds",
        "code": "FIB",
        "val": 2
      },
      {
        "heading": "Fill in the blanks.",
        "qus": "Woody plants with stem branching out near the base are called _____________.",
        "ans": "shrubs",
        "code": "FIB",
        "val": 3
      },
      {
        "heading": "Fill in the blanks.",
        "qus": "_____________ are the plants with weak stems which take support on neighbouring structures and climb up.",
        "ans": "Climbers",
        "code": "FIB",
        "val": 4
      },
      {
        "heading": "Fill in the blanks.",
        "qus": "___________ are very tall and have thick and hard stems.",
        "ans": "Trees",
        "code": "FIB",
        "val": 5
      },
      {
        "heading": "Fill in the blanks.",
        "qus": "______________ are with weak stems that cannot stand upright but spread on the ground.",
        "ans": "Creeper",
        "code": "FIB",
        "val": 6
      },
      {
        "heading": "Fill in the blanks.",
        "qus": "Plants that take support and climb up are called ____________.",
        "ans": "climbers",
        "code": "FIB",
        "val": 7
      },
      {
        "heading": "Fill in the blanks.",
        "qus": "The part of the leaf by which it is attached to the stem is called ___________.",
        "ans": "petiole",
        "code": "FIB",
        "val": 8
      },
      {
        "heading": "Fill in the blanks.",
        "qus": "The broad green part of the leaf is called ___________.",
        "ans": "lamina",
        "code": "FIB",
        "val": 9
      },
      {
        "heading": "Fill in the blanks.",
        "qus": "The lines on the leaf are called ____________.",
        "ans": "veins",
        "code": "FIB",
        "val": 10
      },
      {
        "heading": "Fill in the blanks.",
        "qus": "A thick vein present in the middle of the leaf is called ___________.",
        "ans": "midrib",
        "code": "FIB",
        "val": 11
      },
      {
        "heading": "Fill in the blanks.",
        "qus": "The design made by the veins in the leaf is known as ___________.",
        "ans": "leaf venation",
        "code": "FIB",
        "val": 12
      },
      {
        "heading": "Fill in the blanks.",
        "qus": "Leaf of ___________ shows reticulate venation.",
        "ans": "maple tree",
        "code": "FIB",
        "val": 13
      },
      {
        "heading": "Fill in the blanks.",
        "qus": " ___________ is the process in which water comes out of the leaves in the form of vapour.",
        "ans": "Transpiration",
        "code": "FIB",
        "val": 14
      },
      {
        "heading": "Fill in the blanks.",
        "qus": "The process by which plants prepare their food is known as ___________.",
        "ans": "photosynthesis",
        "code": "FIB",
        "val": 15
      },
      {
        "heading": "Fill in the blanks.",
        "qus": "Plants use ___________ and ___________ during photosynthesis.",
        "ans": "water, sunlight",
        "code": "FIB",
        "val": 16
      },
      {
        "heading": "Fill in the blanks.",
        "qus": " ___________ gas is given out during photosynthesis.",
        "ans": "Oxygen",
        "code": "FIB",
        "val": 17
      },
      {
        "heading": "Fill in the blanks.",
        "qus": "The main root is known as  ___________and the smaller roots are called ___________. ",
        "ans": "tap root, lateral roots",
        "code": "FIB",
        "val": 18
      },
      {
        "heading": "Fill in the blanks.",
        "qus": " ___________ prepares the food in the plants.",
        "ans": "leaves",
        "code": "FIB",
        "val": 19
      },
	  {
        "heading": "Fill in the blanks.",
        "qus": " The food travels through___________ and is stored in different parts of the plants.",
        "ans": "stem",
        "code": "FIB",
        "val": 20
      },{
        "heading": "Fill in the blanks.",
        "qus": "The prominent part of the flower is known as ___________. ",
        "ans": "petals",
        "code": "FIB",
        "val": 21
      },{
        "heading": "Fill in the blanks.",
        "qus": "In a closed bud, small leaf like structures are known as ___________. ",
        "ans": "sepals",
        "code": "FIB",
        "val": 22
      },{
        "heading": "Fill in the blanks.",
        "qus": "The innermost part of the flower is known as ___________. ",
        "ans": "pistil",
        "code": "FIB",
        "val": 23
      },{
        "heading": "Fill in the blanks.",
        "qus": " ___________ is the lowermost and swollen part of the pistil.",
        "ans": "Ovary",
        "code": "FIB",
        "val": 24
      },{
        "heading": "Fill in the blanks.",
        "qus": " ___________ are small bead like structures inside ovary.",
        "ans": "Ovules",
        "code": "FIB",
        "val": 25
      }
    ],
    [],
    [],
    [],
    [],
    [],
    [],
    [
	{
        "heading": "Answer the following questions.",
        "qus": "Write the classification of plants.",
        "ans": "Plants are generally classified into three types :<br>&nbsp;&nbsp; A. Shrubs &emsp; B. Herbs &emsp;C. Trees",
        "code": "AFQ",
        "options": null,
        "val": 1
      },{
        "heading": "Answer the following questions.",
        "qus": "Give two main characteristics of a herb.",
        "ans": "Herbs have green and tender stems. They are usually short and may not have many branches.",
        "code": "AFQ",
        "options": null,
        "val": 2
      },{
        "heading": "Answer the following questions.",
        "qus": "Give three main characteristics of a tree.",
        "ans": "1. Trees are tall<br>2. They have hard and thick stems<br> 3. They have branches in the upper part, much above the surface.",
        "code": "AFQ",
        "options": null,
        "val": 3
      },{
        "heading": "Answer the following questions.",
        "qus": "What are climbers? Give two examples.",
        "ans": "Climbers are the plants which takes support and climb up. Pea plant and money plant are the examples of climbers.",
        "code": "AFQ",
        "options": null,
        "val": 4
      },{
        "heading": "Answer the following questions.",
        "qus": "What are creepers?",
        "ans": "Plants with weak stems that cannot stand upright but spread on the ground are called creepers.",
        "code": "AFQ",
        "options": null,
        "val": 5
      },
      {
        "heading": "Answer the following questions.",
        "qus": "Describe an experiment to show that stems conduct water from roots to leaves.",
        "ans": "Take few amount of water in a beaker and add some drops of red/blue ink in it. Cut the base of the stem and put it in the beaker. After sometime, the colour will rise up in the stem and in the veins of the the leaves. This shows that the stems helps in conducting water from roots to leaves.",
        "code": "AFQ",
        "options": null,
        "val": 6
      },
      {
        "heading": "Answer the following questions.",
        "qus": "Give two main functions of stem in a plant.",
        "ans": "1. Support the leaves and conduct water from roots to leaves.<br> 2. Stem keeps the leaves in light and gives place to the plants to keep flowers and fruits.",
        "code": "AFQ",
        "options": null,
        "val": 7
      },{
        "heading": "Answer the following questions.",
        "qus": "What is meant by leaf venation? Describe the two types of leaf venation in plants with suitable examples.",
        "ans": "The designs made by veins in a leaf is known as leaf venation. Reticulate venation and parallel venation are two types of leaf venation. Leaves of maple tree are the example of reticulate venation and the leaves of grass are the example of parallel venation.",
        "code": "AFQ",
        "options": null,
        "val": 8
      },{
        "heading": "Answer the following questions.",
        "qus": "Write an experiment to show the process of transpiration in plants.",
        "ans": "Tie a transparent polythene bag on one of the leaf on a plant which is kept in the sunlight. Observe the leaf after a day and water droplets can be found on the inner side of the polythene bag. This droplets shows the process by which plants leave water in the air, which is known as transpiration.",
        "code": "AFQ",
        "options": null,
        "val": 9
      },{
        "heading": "Answer the following questions.",
        "qus": "What is photosynthesis?",
        "ans": "The process by which plants prepare their food in presence of sunlight, is known as photosynthesis.",
        "code": "AFQ",
        "options": null,
        "val": 10
      },{
        "heading": "Answer the following questions.",
        "qus": "Will a leaf taken from a potted plant kept in a dark room for a few days turn blue black when tested for starch? Give reasons for your answer.",
        "ans": "No, he leaf taken from a potted plant kept in a dark room for a few days turns blue black when tested from starch because it can only convert blue black if it has produced food in the presence of sunlight, which is known as photosynthesis.",
        "code": "AFQ",
        "options": null,
        "val": 11
      },{
        "heading": "Answer the following questions.",
        "qus": "How can we determine the kind of roots in a plant without pulling it out of the soil?",
        "ans": "The type of the roots in a plant can be known by the leaf venation. Reticulate venation will have taproot system and parallel venation will have fibrous root system.",
        "code": "AFQ",
        "options": null,
        "val": 12
      },{
        "heading": "Answer the following questions.",
        "qus": "Give two main functions of a root.",
        "ans": "1. Roots anchor the plant firmly to the soil.<br> 2. They provide water from the soil to the plant.",
        "code": "AFQ",
        "options": null,
        "val": 13
      },{
        "heading": "Answer the following questions.",
        "qus": "Can the stem of a plant be compared with a street with two-way traffic? Give reason for your answer.",
        "ans": "Yes, because it is similar to a two way street that allows traffic to flow in both the direction. Stem also allows the flow of food as well as water.",
        "code": "AFQ",
        "options": null,
        "val": 14
      },{
        "heading": "Answer the following questions.",
        "qus": "Where is ovary located in a flower?",
        "ans": "Ovary is located in the lowermost and swollen part of the pistil.",
        "code": "AFQ",
        "options": null,
        "val": 15
      }
    ],
    [],
    [],
    [],
    [
      {
        "heading": "Picture-based questions.",
        "qus": "Draw the two types of roots you have studied.",
		"ans": null,
        "code": "PBQ",
        "option1": null,
        "option2": null,
        "option3": null,
        "aoption1": null,
        "aoption2": null,
        "aoption3": null,
        "pic": {
          
         "image": null,
          "width": null,
          "height": null,
        },
		"ansimg": {
        "image": "ch7a1a.jpg",
          "width": "400",
          "height": "250"
        },
        "val": 1
      },
	  {
        "heading": "Picture-based questions.",
        "qus": "Draw a neat and clean diagram of a flower and label its parts.",
		"ans": null,
        "code": "PBQ",
        "option1": null,
        "option2": null,
        "option3": null,
        "aoption1": null,
        "aoption2": null,
        "aoption3": null,
        "pic": {
          
         "image": null,
          "width": null,
          "height": null,
        },
		"ansimg": {
        "image": "ch7a2a.jpg",
          "width": "400",
          "height": "266"
        },
        "val": 2
      },
	  {
        "heading": "Picture-based questions.",
        "qus": "Draw a labelled diagram of the following:<br> (a) A stamen<br> (b) A pistil<br> (c) Inner part of an ovary",
		"ans": null,
        "code": "PBQ",
        "option1": null,
        "option2": null,
        "option3": null,
        "aoption1": null,
        "aoption2": null,
        "aoption3": null,
        "pic": {
          
         "image": null,
          "width": null,
          "height": null,
        },
		"ansimg": {
        "image": "ch7a3a.jpg",
          "width": "400",
          "height": "252"
        },
        "val": 3
      },
	  {
        "heading": "Picture-based questions.",
        "qus": "Read the functions of parts of a plant given below:<br> (a) fixes plant to the soil<br> (b) prepares starch<br> (c) takes part in reproduction<br> (d) supports branches and bears flowers<br> In the diagram given below, write the names of the parts whose functions you have just read, at the appropriate place.",
		"ans": null,
        "code": "PBQ",
        "option1": null,
        "option2": null,
        "option3": null,
        "aoption1": null,
        "aoption2": null,
        "aoption3": null,
        "pic": {
         "image": "ch7a4.jpg",
          "width": "180",
          "height": "221"
        },
		"ansimg": {
        "image": "ch7a4a.jpg",
          "width": "270",
          "height": "223"
        },
        "val": 4
      },
	  {
        "heading": "Picture-based questions.",
        "qus": "Observe the figure given below and attempt the questions that follow it.<br> (a) Label the parts 1, 2, 3 and 4 in the diagram.<br> (b) What type of venation does the leaf have?<br> (c) What type of venation is seen in grass leaves?",
		"ans": "(a) 1 – vein, 2 – Lamina, 3 – Midrib, 4 – Petiole<br> (b) Reticulate venation<br> (c) Parallel venation",
        "code": "PBQ",
        "option1": null,
        "option2": null,
        "option3": null,
        "aoption1": null,
        "aoption2": null,
        "aoption3": null,
        "pic": {
         "image": "ch7a5.jpg",
          "width": "250",
          "height": "125" 
         
        },
		"ansimg": {
        "image": null,
          "width": null,
          "height": null,
        },
        "val": 5
      }
    ],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
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    [],
    [],
    [],
    [],
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    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
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    [],
    [],
    [],
    [],
    [],
    [],
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    [],
    [],
    [],
    [],
    []
  ],
  "ctt": "ch7_ctt",
  "ctco": "ch7_ctco",
  "dtf": "ch7_dtf",
  "un": "ch7_un",
  "snc": "ch7_snc",
  "jtf": "ch7_jtf",
  "afq": "ch7_afq",
  "pbq": "ch7_pbq",
  "gowf": "ch7_gowf",
  "afow": "ch7_afow",
  "cs": "ch7_cs",
  "map": "ch7_map",
  "grade": "Grade 6",
  "mcq": "ch7_mcq",
  "vsaq": "ch7_vsaq",
  "fib": "ch7_fib",
  "grf": "ch7_grf",
  "nf": "ch7_nf",
  "saq": "ch7_saq",
  "mtf": "ch7_mtf",
  "yn": "ch7_yn",
  "laq": "ch7_laq",
  "co": "ch7_co",
  "tf": "ch7_tf"
},

{
  "subject": "Science",
  "chapter": "ch8",
  "chapterName": "Chapter 8 - Body Movements",
  "all": [
    [
      {
        "heading": "Multiple Choice Question.",
        "qus": "Which of the following parts of our body help us in movement?<br>&nbsp;&nbsp;&nbsp;(i) Bones &emsp;&emsp;&emsp;(ii) Skin &emsp;&emsp;&emsp;(iii) Muscles &emsp;&emsp;&emsp;(iv) Organs<br> Choose the correct answer from the options given below.",
        "ans": "(a) (i) and (iii)",
        "code": "MCQ",
        "width": null,
        "height": null,
        "optn": null,
        "options": [
          "(a) (i) and (iii)",
          "(b) (ii) and (iv)",
          "(c) (i) and (iv)",
          "(d) (iii) and (ii)"
        ],
        "val": 1
      },
      {
        "heading": "Multiple Choice Question.",
        "qus": "Which of the following joints is immovable?",
        "ans": "(c) Upper jaw and skull",
        "code": "MCQ",
        "width": null,
        "height": null,
        "optn": null,
        "options": [
          "(a) Shoulder and arm",
          "(b) Knee joint",
          "(c) Upper jaw and skull",
          "(d) Lower jaw and upper jaw"
        ],
        "val": 2
      },
      {
        "heading": "Multiple Choice Question.",
        "qus": "Which type of joint is present between neck and the head, which allows the head to move forward and backward as well as to our left and right?",
        "ans": "(c) Pivotal joint",
        "code": "MCQ",
        "width": null,
        "height": null,
        "optn": null,
        "options": [
          "(a) Ball and socket joint",
          "(b) Hinge joint",
          "(c) Pivotal joint",
          "(d) Fixed joint"
        ],
        "val": 3
      },
      {
        "heading": "Multiple Choice Question.",
        "qus": "How many ribs are present on each side of our rib cage?",
        "ans": "(c) 12",
        "code": "MCQ",
        "width": null,
        "height": null,
        "optn": null,
        "options": [
          "(a) 10",
          "(b) 11",
          "(c) 12",
          "(d) 14"
        ],
        "val": 4
      },
      {
        "heading": "Multiple Choice Question.",
        "qus": "Which of the following organisms does not have both muscles and skeleton for movement?",
        "ans": "(c) earthworm",
        "code": "MCQ",
        "width": null,
        "height": null,
        "optn": null,
        "options": [
          "(a) dog",
          "(b) snail",
          "(c) earthworm",
          "(d) human being"
        ],
        "val": 5
      },
      {
        "heading": "Multiple Choice Question.",
        "qus": "Underwater divers wear fin-like flippers on their feet to",
        "ans": "(b) look like a fish.",
        "code": "MCQ",
        "width": null,
        "height": null,
        "optn": null,
        "options": [
          "(a) swim easily in water.",
          "(b) look like a fish.",
          "(c) walk on water surface.",
          "(d) walk over the bottom of the sea (sea bed)."
        ],
        "val": 6
      },
      {
        "heading": "Multiple Choice Question.",
        "qus": "Snail moves with the help of its",
        "ans": "(c) muscular foot",
        "code": "MCQ",
        "width": null,
        "height": null,
        "optn": null,
        "options": [
          "(a) shell",
          "(b) bone",
          "(c) muscular foot",
          "(d) whole body"
        ],
        "val": 7
      },
      {
        "heading": "Multiple Choice Question.",
        "qus": "How many muscles work together to move a bone?",
        "ans": "(b) Two",
        "code": "MCQ",
        "width": null,
        "height": null,
        "optn": null,
        "options": [
          "(a) One",
          "(b) Two",
          "(c) Three",
          "(d) Four"
        ],
        "val": 8
      }
    ],
    [],
    [{
        "heading": "Choose the Correct Option.",
        "qus": "Given below is a list of different types of movements in animals. Write the types of movements seen in each animal.<br> (Running, Jumping, Walking, Slithering, Crawling, Flying, Creeping, Swimming)<br>(a) Duck – __________________<br> (b) Kangaroo – __________________<br> (c) Snake – __________________<br> (d) Human beings – __________________<br> (e) Horse – __________________<br> (f) Snail – __________________<br> (g) Fish – __________________<br> (h) Cockroach – __________________ ",
        "ans": "(a) Duck – Flying, walking, swimming<br> (b) Kangaroo – Jumping, walking<br> (c) Snake – Slithering<br> (d) Human beings – Walking<br> (e) Horse – Walking, running<br> (f) Snail – Creeping<br> (g) Fish – Swimming<br> (h) Cockroach – walking, flying",
        "code": "CTCO",
        "options": null,
        "val": 1
      }
	  ],
     [
      {
        "heading": "Fill in the blanks.",
        "qus": "_____________are hair like structures present on the underside of earthworm which help to grip the ground.",
        "ans": "Bristles",
        "code": "FIB",
        "val": 1
      },
      {
        "heading": "Fill in the blanks.",
        "qus": "_____________ is the thick structure of a snail which is made of strong muscles.",
        "ans": "Foot",
        "code": "FIB",
        "val": 2
      },
      {
        "heading": "Fill in the blanks.",
        "qus": "In birds, the _____________ are modified to hold flight muscles which are used to move the wings up and down.",
        "ans": "forelimbs",
        "code": "FIB",
        "val": 3
      },
      {
        "heading": "Fill in the blanks.",
        "qus": "Cockroach has _____________ pairs of legs.",
        "ans": "three",
        "code": "FIB",
        "val": 4
      },
      {
        "heading": "Fill in the blanks.",
       "qus": "Snakes have a_____________ backbone.",
        "ans": "long",
        "code": "FIB",
        "val": 5
      }
    ],
    [],
    [{
        "heading": "Match the Following.",
        "qus": "    ",
        "ans": "1. (c),  2. (e), 3. (d),  4. (b),  5. (a)",
        "code": "MTF",
        "options": null,
        "val": 1,
        "option1": [
          {
            "image": "1. Human being",
            "width": null,
            "height": null
          },
          {
            "image": "2. Cow",
            "width": null,
            "height": null
          },
          {
            "image": "3. Snake",
            "width": null,
            "height": null
          },
          {
            "image": "4. Eagle",
            "width": null,
            "height": null
          },
          {
            "image": "5. Fish",
            "width": null,
            "height": null
          }
        ],
        "option2": [
          {
            "image": "(a) Fins",
            "width": null,
            "height": null
          },
          {
            "image": "(b) Wings",
            "width": null,
            "height": null
          },
          {
            "image": "(c) Legs",
            "width": null,
            "height": null
          },
          {
            "image": "(d) Whole body",
            "width": null,
            "height": null
          },
          {
            "image": "(e) Limbs",
            "width": null,
            "height": null
          }
        ]
      },
	  {
        "heading": "Match the Following.",
        "qus": "     ",
        "ans": "1. (d),  2. (c), 3. (a),  4. (b)",
        "code": "MTF",
        "options": null,
        "val": 1,
        "option1": [
          {
            "image": "1. Ball and socket joint",
            "width": null,
            "height": null
          },
          {
            "image": "2. Pivotal joint",
            "width": null,
            "height": null
          },
          {
            "image": "3. Hinge joint",
            "width": null,
            "height": null
          },
          {
            "image": "4. Fixed joints",
            "width": null,
            "height": null
          }
        ],
        "option2": [
          {
            "image": "(a) Elbow and knee",
            "width": null,
            "height": null
          },
          {
            "image": "(b) Upper jaw",
            "width": null,
            "height": null
          },
          {
            "image": "(c) Neck and head",
            "width": null,
            "height": null
          },
          {
            "image": "(d) Hip and shoulder",
            "width": null,
            "height": null
          }
        ]
      }
    ],
    [],
    [],
    [],
    [],
    [
      {
        "heading": "Answer the following questions.",
        "qus": "What is a joint? Name the types of joints present in our body.",
        "ans": "The places where different parts of our body are joined with each other is known as joint. Different types of joint present in our body are ball and socket joint, pivotal joint, hinge joint and fixed joint.",
        "code": "AFQ",
        "options": null,
        "val": 1,
        "option1": [],
        "option2": [],
        "option3": [],
        "option4": [],
        "aoption1": [],
        "aoption2": [],
        "aoption3": [],
        "aoption4": null,
        "pic": {
          "image": null,
          "width": null,
          "height": null
        },
        "ansimg": {
          "image": null,
          "width": null,
          "height": null
        }
      },
      {
        "heading": "Answer the following questions.",
        "qus": "What is the difference between pivotal joint and hinge joint?",
        "ans": "Pivotal joint allows the movement in back and forth direction as well as in sideways but hinge joints only allows the movement in back and forth direction.",
        "code": "AFQ",
        "options": null,
        "val": 2,
        "option1": [],
        "option2": [],
        "option3": [],
        "option4": [],
        "aoption1": [],
        "aoption2": [],
        "aoption3": [],
        "aoption4": null,
        "pic": {
          "image": null,
          "width": null,
          "height": null
        },
        "ansimg": {
          "image": null,
          "width": null,
          "height": null
        }
      },
      {
        "heading": "Answer the following questions.",
        "qus": "Name two big hinge joints in our body.",
        "ans": "Joints in elbow and knee are two big hinge joints in our body.",
        "code": "AFQ",
        "options": null,
        "val": 3,
        "option1": [],
        "option2": [],
        "option3": [],
        "option4": [],
        "aoption1": [],
        "aoption2": [],
        "aoption3": [],
        "aoption4": null,
        "pic": {
          "image": null,
          "width": null,
          "height": null
        },
        "ansimg": {
          "image": null,
          "width": null,
          "height": null
        }
      },
      {
        "heading": "Answer the following questions.",
        "qus": "Mention two important functions of the skeleton.",
        "ans": "1. To support and movement to the body<br> 2. Protection to delicate and important organs.",
        "code": "AFQ",
        "options": null,
        "val": 4,
        "option1": [],
        "option2": [],
        "option3": [],
        "option4": [],
        "aoption1": [],
        "aoption2": [],
        "aoption3": [],
        "aoption4": null,
        "pic": {
          "image": null,
          "width": null,
          "height": null
        },
        "ansimg": {
          "image": null,
          "width": null,
          "height": null
        }
      },
      {
        "heading": "Answer the following questions.",
        "qus": "Describe the working of muscles which enables the movement of bones.",
        "ans": "When we close our fist, the the muscles bulge together due to contraction. This contraction enables the movement of bones along with the muscles.",
        "code": "AFQ",
        "options": null,
        "val": 5,
        "option1": [],
        "option2": [],
        "option3": [],
        "option4": [],
        "aoption1": [],
        "aoption2": [],
        "aoption3": [],
        "aoption4": null,
        "pic": {
          "image": null,
          "width": null,
          "height": null
        },
        "ansimg": {
          "image": null,
          "width": null,
          "height": null
        }
      },
      {
        "heading": "Answer the following questions.",
        "qus": "How is X-ray image helpful in the study of human body?",
        "ans": "X-ray image can be helpful to find the shapes of the bones in human body. It is also helpful in finding any possible injury that might have happened to the bone.",
        "code": "AFQ",
        "options": null,
        "val": 6,
        "option1": [],
        "option2": [],
        "option3": [],
        "option4": [],
        "aoption1": [],
        "aoption2": [],
        "aoption3": [],
        "aoption4": null,
        "pic": {
          "image": null,
          "width": null,
          "height": null
        },
        "ansimg": {
          "image": null,
          "width": null,
          "height": null
        }
      },
      {
        "heading": "Answer the following questions.",
        "qus": "What is rib cage? Mention its utility in human body.",
        "ans": "The box like structure which joins the chest bone and the backbone together is known as rib cage. It provides protection to provides protection to some of the important organs of our body.",
        "code": "AFQ",
        "options": null,
        "val": 7,
        "option1": [],
        "option2": [],
        "option3": [],
        "option4": [],
        "aoption1": [],
        "aoption2": [],
        "aoption3": [],
        "aoption4": null,
        "pic": {
          "image": null,
          "width": null,
          "height": null
        },
        "ansimg": {
          "image": null,
          "width": null,
          "height": null
        }
      },
      {
        "heading": "Answer the following questions.",
        "qus": "What is a cartilage? In which part of the human body do you find it?",
        "ans": "Parts of the skeleton, which are not as hard as bones is known as cartilage. It can be found in the ear of the human body.",
        "code": "AFQ",
        "options": null,
        "val": 8,
        "option1": [],
        "option2": [],
        "option3": [],
        "option4": [],
        "aoption1": [],
        "aoption2": [],
        "aoption3": [],
        "aoption4": null,
        "pic": {
          "image": null,
          "width": null,
          "height": null
        },
        "ansimg": {
          "image": null,
          "width": null,
          "height": null
        }
      },
      {
        "heading": "Answer the following questions.",
        "qus": "How does the earthworm move?",
        "ans": "The earthworm moves from the front part of the body, keeping the rear portion fixed to the ground. Then, it fixes the front part and moves from the rear portion of the body and then shortens the body by pulling the rear end forward.",
        "code": "AFQ",
        "options": null,
        "val": 9,
        "option1": [],
        "option2": [],
        "option3": [],
        "option4": [],
        "aoption1": [],
        "aoption2": [],
        "aoption3": [],
        "aoption4": null,
        "pic": {
          "image": null,
          "width": null,
          "height": null
        },
        "ansimg": {
          "image": null,
          "width": null,
          "height": null
        }
      },
      {
        "heading": "Answer the following questions.",
        "qus": "What is the function of bristles in earthworm?",
        "ans": "Bristles helps the earthworm in getting a good grip to the ground.",
        "code": "AFQ",
        "options": null,
        "val": 10,
        "option1": [],
        "option2": [],
        "option3": [],
        "option4": [],
        "aoption1": [],
        "aoption2": [],
        "aoption3": [],
        "aoption4": null,
        "pic": {
          "image": null,
          "width": null,
          "height": null
        },
        "ansimg": {
          "image": null,
          "width": null,
          "height": null
        }
      },
      {
        "heading": "Answer the following questions.",
        "qus": "Mention three important modifications found in birds that enable them to fly.",
        "ans": "Three important modification found in birds are; <br>1. The bones are hollow and light. <br> 2. The body parts of the forelimbs are modified as wings. <br> 3. The breastbones are modified to hold muscles of flight which are used to move wings up and down.",
        "code": "AFQ",
        "options": null,
        "val": 11,
        "option1": [],
        "option2": [],
        "option3": [],
        "option4": [],
        "aoption1": [],
        "aoption2": [],
        "aoption3": [],
        "aoption4": null,
        "pic": {
          "image": null,
          "width": null,
          "height": null
        },
        "ansimg": {
          "image": null,
          "width": null,
          "height": null
        }
      },
      {
        "heading": "Answer the following questions.",
        "qus": "How does a fish swim?",
        "ans": "For swimming, the front part of the body moves in one direction while the rear part of the body moves in opposite direction and forms a curve. Then quickly, the body and the tail moves to the other direction and jerk is produced. This jerk pushes the body forward and allows the fish to swim.",
        "code": "AFQ",
        "options": null,
        "val": 12,
        "option1": [],
        "option2": [],
        "option3": [],
        "option4": [],
        "aoption1": [],
        "aoption2": [],
        "aoption3": [],
        "aoption4": null,
        "pic": {
          "image": null,
          "width": null,
          "height": null
        },
        "ansimg": {
          "image": null,
          "width": null,
          "height": null
        }
      },
      {
        "heading": "Answer the following questions.",
        "qus": "How are snakes able to move faster?",
        "ans": "The body of the snake is made up of many small loops and each loop gives a forward push to the body by pressing it against the ground. Thus, the push from multiple loops allows the snakes to move faster.",
        "code": "AFQ",
        "options": null,
        "val": 13,
        "option1": [],
        "option2": [],
        "option3": [],
        "option4": [],
        "aoption1": [],
        "aoption2": [],
        "aoption3": [],
        "aoption4": null,
        "pic": {
          "image": null,
          "width": null,
          "height": null
        },
        "ansimg": {
          "image": null,
          "width": null,
          "height": null
        }
      },
      {
        "heading": "Answer the following questions.",
        "qus": "Write the type of joint which is used for each of the following movements:<br> (a) A cricket bowler bowls the ball.<br> (b) A girl moves her head in right and left direction.<br> (c) A person lifts weights to build up his biceps.",
        "ans": "(a) Ball and socket joint<br>(b) Pivotal joint<br>(c) Hinge joint",
        "code": "AFQ",
        "options": null,
        "val": 14,
        "option1": [],
        "option2": [],
        "option3": [],
        "option4": [],
        "aoption1": [],
        "aoption2": [],
        "aoption3": [],
        "aoption4": null,
        "pic": {
          "image": null,
          "width": null,
          "height": null
        },
        "ansimg": {
          "image": null,
          "width": null,
          "height": null
        }
      }
    ],
    [],
    [{
        "heading": "Answer the following in one word.",
        "qus": "Joint which allows movement in all directions.",
        "ans": "Ball and socket",
        "code": "AFOW",
        "val": 1
      },
	  {
        "heading": "Answer the following in one word.",
        "qus": "Hard structure that forms the skeleton.",
        "ans": "Bones",
        "code": "AFOW",
        "val": 2
      },
	  {
        "heading": "Answer the following in one word.",
        "qus": "Part of the body with a fixed joint.",
        "ans": "Upper jaw with skull",
        "code": "AFOW",
        "val": 3
      },
	  {
        "heading": "Answer the following in one word.",
        "qus": "Helps in the movement of the body by contraction and relaxation.",
        "ans": "Muscles",
        "code": "AFOW",
        "val": 4
      },
	  {
        "heading": "Answer the following in one word.",
        "qus": "Bones that join with chest bone at one end and to the backbone at the other end.",
        "ans": "Rib",
        "code": "AFOW",
        "val": 5
      },
	  {
        "heading": "Answer the following in one word.",
        "qus": "Framework of bones which gives shape to our body.",
        "ans": "Skeleton",
        "code": "AFOW",
        "val": 6
      },
	  {
        "heading": "Answer the following in one word.",
        "qus": "Bones which enclose the organs of our body that lie below the abdomen.",
        "ans": "Pelvic bones",
        "code": "AFOW",
        "val": 7
      },
	  {
        "heading": "Answer the following in one word.",
        "qus": "Joint where our neck joins the head.",
        "ans": "Pivotal",
        "code": "AFOW",
        "val": 8
      },
	  {
        "heading": "Answer the following in one word.",
        "qus": "Part of the skeleton that forms the earlobe.",
        "ans": "Cartilage",
        "code": "AFOW",
        "val": 9
      }
	  ],
    [],
    [
      {
        "heading": "Picture-based questions.",
        "qus": "In the figure given below, there are two snakes of the same size slithering on sand. Can you identify which one of them would move faster and why?",
        "ans": "A snake forms loops in its body while slithering. Each loop of the snake gives it a forward push by pressing against the ground. The snake with a large number of loops moves much faster than the snake with less number of loops. Thus snake “A” will move faster than snake “B”.",
        "code": "PBQ",
        "option1": null,
        "option2": null,
        "option3": null,
        "aoption1": null,
        "aoption2": null,
        "aoption3": null,
        "pic": {
          "image": "ch8a1.jpg",
          "width": "485",
          "height": "215"
        },
        "ansimg": {
         "image": null,
          "width": null,
          "height": null,
        },
        "val": 1
      }
    ],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [
      {
        "heading": "Unscramble and answer.",
        "qus": "Unscramble the jumbled words and write them in the blank spaces provided:\t\t\t\t________ (neosb)",
        "ans": "bones",
        "code": "UN",
        "val": 1
      },
      {
        "heading": "Unscramble and answer.",
        "qus": "Unscramble the jumbled words and write them in the blank spaces provided:\t\t\t\t________ (arctigeal)",
        "ans": "cartilage",
        "code": "UN",
        "val": 2
      },
      {
        "heading": "Unscramble and answer.",
        "qus": "Unscramble the jumbled words and write them in the blank spaces provided:\t\t\t\t________ (tnemevom)",
        "ans": "movement",
        "code": "UN",
        "val": 3
      },
      {
        "heading": "Unscramble and answer.",
        "qus": "Unscramble the jumbled words and write them in the blank spaces provided:\t\t\t\t________ (epahs)",
        "ans": "shape",
        "code": "UN",
        "val": 4
      },
      {
        "heading": "Unscramble and answer.",
        "qus": "Unscramble the jumbled words and write them in the blank spaces provided:\t\t\t\t________ (iontcaronct)",
        "ans": "contraction",
        "code": "UN",
        "val": 5
      },
	  {
        "heading": "Unscramble and answer.",
        "qus": "Unscramble the jumbled words and write them in the blank spaces provided:\t\t\t\t________ (sangro inerlan)",
        "ans": "internal organs",
        "code": "UN",
        "val": 6
      },
      {
        "heading": "Unscramble and answer.",
        "qus": "Unscramble the jumbled words and write them in the blank spaces provided:\t\t\t\t________ (lsecsum)",
        "ans": "muscles",
        "code": "UN",
        "val": 7
      },
      {
        "heading": "Unscramble and answer.",
        "qus": "Unscramble the jumbled words and write them in the blank spaces provided:\t\t\t\t________ (laxaeriont)",
        "ans": "relaxation",
        "code": "UN",
        "val": 8
      }
    ],
    []
  ],
  "ctt": "ch8_ctt",
  "ctco": "ch8_ctco",
  "dtf": "ch8_dtf",
  "un": "ch8_un",
  "snc": "ch8_snc",
  "jtf": "ch8_jtf",
  "afq": "ch8_afq",
  "pbq": "ch8_pbq",
  "gowf": "ch8_gowf",
  "afow": "ch8_afow",
  "cs": "ch8_cs",
  "map": "ch8_map",
  "grade": "Grade 6",
  "mcq": "ch8_mcq",
  "vsaq": "ch8_vsaq",
  "fib": "ch8_fib",
  "grf": "ch8_grf",
  "nf": "ch8_nf",
  "saq": "ch8_saq",
  "mtf": "ch8_mtf",
  "yn": "ch8_yn",
  "laq": "ch8_laq",
  "co": "ch8_co",
  "tf": "ch8_tf"
},  

{
  "subject": "Science",
  "chapter": "ch9",
  "chapterName": "Chapter 9 - Living Organisms and Their Surroundings",
  "all": [
    [
      {
        "heading": "Multiple Choice Question.",
        "qus": "Which of the following cannot be called a habitat?",
        "ans": "(a) A desert with camels.",
        "code": "MCQ",
        "width": null,
        "height": null,
        "optn": null,
        "options": [
          "(a) A desert with camels.",
          "(b) A pond with fishes.",
          "(c) A jungle with wild animals.",
          "(d) Cultivated land with grazing cattle."
        ],
        "val": 1
      },
      {
        "heading": "Multiple Choice Question.",
        "qus": "Following are some features of plants.<br>&nbsp;&nbsp;&nbsp;(i) They lose a lot of water through transpiration. <br>&nbsp;&nbsp;&nbsp;(ii) Their leaves are always broad and flat. <br>&nbsp;&nbsp;&nbsp;(iii) They lose very little water through transpiration. <br>&nbsp;&nbsp;&nbsp;(iv) Their roots grow very deep into the soil.<br> Which combination of above features is typical of desert plants?",
        "ans": "(d) (iii) and (iv)",
        "code": "MCQ",
        "width": null,
        "height": null,
        "optn": null,
        "options": [
          "(a) (i) and (ii)",
          "(b) (ii) and (iv)",
          "(c) (ii) and (iii)",
          "(d) (iii) and (iv)"
        ],
        "val": 2
      },
      {
        "heading": "Multiple Choice Question.",
        "qus": "Animals of which of the following habitats have slippery and stream-lined body?",
        "ans": "(a) Water",
        "code": "MCQ",
        "width": null,
        "height": null,
        "optn": null,
        "options": [
          "(a) Water",
          "(b) Desert",
          "(c) Grassland",
          "(d) Mountain"
        ],
        "val": 3
      },
      {
        "heading": "Multiple Choice Question.",
        "qus": "Which of the following are characteristics of living beings?<br>&nbsp;&nbsp;&nbsp;(i) Respiration <br>&nbsp;&nbsp;&nbsp;(ii) Reproduction  <br>&nbsp;&nbsp;&nbsp;(iii) Adaptation <br>&nbsp;&nbsp;&nbsp;(iv) Excretion<br> Choose the correct answer from the options below:",
        "ans": "(d) (i), (ii), (iii) and (iv)",
        "code": "MCQ",
        "width": null,
        "height": null,
        "optn": null,
        "options": [
          "(a) (i), (ii) and (iv) only",
          "(b) (i) and (ii) only",
          "(c) (ii) and (iv) only",
          "(d) (i), (ii), (iii) and (iv)"
        ],
        "val": 4
      },
      {
        "heading": "Multiple Choice Question.",
        "qus": "Earthworms breathe through their",
        "ans": "(a) skin",
        "code": "MCQ",
        "width": null,
        "height": null,
        "optn": null,
        "options": [
          "(a) skin",
          "(b) gills",
          "(c) lungs",
          "(d) stomata"
        ],
        "val": 5
      },
      {
        "heading": "Multiple Choice Question.",
        "qus": "Which of the following is not an example of response to stimulus?",
        "ans": "(d) A chick hatching out of an egg.",
        "code": "MCQ",
        "width": null,
        "height": null,
        "optn": null,
        "options": [
          "(a) Watering mouth when we see delicious food items.",
          "(b) Closing of leaves of mimosa plant when touched.",
          "(c) Shutting our eyes when an object is suddenly thrown in our direction.",
          "(d) A chick hatching out of an egg."
        ],
        "val": 6
      },
      {
        "heading": "Multiple Choice Question.",
        "qus": "Which of the following is correct for respiration in plants?",
        "ans": "(c) Respiration takes place during both day and night.",
        "code": "MCQ",
        "width": null,
        "height": null,
        "optn": null,
        "options": [
          "(a) Respiration takes place only during day time.",
          "(b) Respiration takes place only during night.",
          "(c) Respiration takes place during both day and night.",
          "(d) Respiration takes place only when plants are not making food."
        ],
        "val": 7
      },
      {
        "heading": "Multiple Choice Question.",
        "qus": "Which of the following is an incorrect statement about excretion?",
        "ans": "(c) Excretion is the process of getting rid of excess water only.",
        "code": "MCQ",
        "width": null,
        "height": null,
        "optn": null,
        "options": [
          "(a) Excretion takes place in plants.",
          "(b) Excretion takes place both in plants and animals.",
          "(c) Excretion is the process of getting rid of excess water only.",
          "(d) Secretion is one method of excretion."
        ],
        "val": 8
      },
      {
        "heading": "Multiple Choice Question.",
        "qus": "Choose the set that represents only the biotic components of a habitat.",
        "ans": "(d) Aquatic plant, Fish, Frog, Insect",
        "code": "MCQ",
        "width": null,
        "height": null,
        "optn": null,
        "options": [
          "(a) Tiger, Deer, Grass, Soil",
          "(b) Rocks, Soil, Plants, Air",
          "(c) Sand, Turtle, Crab, Rocks",
          "(d) Aquatic plant, Fish, Frog, Insect"
        ],
        "val": 9
      },
      {
        "heading": "Multiple Choice Question.",
        "qus": "Which one of the following is not associated with reproduction?",
        "ans": "(a) A new leaf coming out of a tree branch.",
        "code": "MCQ",
        "width": null,
        "height": null,
        "optn": null,
        "options": [
          "(a) A new leaf coming out of a tree branch.",
          "(b) A dog giving birth to a puppy.",
          "(c) A seed growing into a plant.",
          "(d) Chick hatching from an egg."
        ],
        "val": 10
      },
      {
        "heading": "Multiple Choice Question.",
        "qus": "Choose the odd one out from below with respect to reproduction.",
        "ans": "(d) Roots of mango tree",
        "code": "MCQ",
        "width": null,
        "height": null,
        "optn": null,
        "options": [
          "(a) Eggs of hen",
          "(b) Seeds of plants",
          "(c) Buds of potato",
          "(d) Roots of mango tree"
        ],
        "val": 11
      },
      {
        "heading": "Multiple Choice Question.",
        "qus": "Although organisms die, their kind continue to live on earth. Which characteristic of living organisms makes this possible?",
        "ans": "(b) Excretion",
        "code": "MCQ",
        "width": null,
        "height": null,
        "optn": null,
        "options": [
          "(a) Respiration",
          "(b) Reproduction",
          "(c) Excretion",
          "(d) Movement"
        ],
        "val": 12
      },
      {
        "heading": "Multiple Choice Question.",
        "qus": "If you happen to go to a desert, what changes do you expect to observe in the urine you excrete? You would<br>&nbsp;&nbsp;&nbsp;(i) excrete small quantity of urine. <br>&nbsp;&nbsp;&nbsp;(ii) excrete large amount of urine.  <br>&nbsp;&nbsp;&nbsp;(iii) excrete concentrated urine. <br>&nbsp;&nbsp;&nbsp;(iv) excrete very dilute urine.<br> Which of the above would hold true?",
        "ans": "(a) (i) and (iii)",
        "code": "MCQ",
        "width": null,
        "height": null,
        "optn": null,
        "options": [
          "(a) (i) and (iii)",
          "(b) (ii) and (iv)",
          "(c) (i) and (iv)",
          "(d) (i) and (ii)"
        ],
        "val": 13
      }
    ],
    [],
    [{
        "heading": "Choose the Correct Option.",
        "qus": "Read the features of plants given below:<br> (a) Thick waxy stem<br> (b) Short roots<br> (c) Cone-shaped plants<br> (d) Sloping branches<br> (e) Small or spine-like leaves<br> (f) Hollow stem<br> Choose the type of plant for every feature given in (a), (b), (c), (d), (e) and (f) from the list given below:<br> Aquatic plant :",
        "ans": "b, f",
        "code": "CTCO",
        "options": null,
        "val": 1
      },
	  {
        "heading": "Choose the Correct Option.",
        "qus": "Read the features of plants given below:<br> (a) Thick waxy stem<br> (b) Short roots<br> (c) Cone-shaped plants<br> (d) Sloping branches<br> (e) Small or spine-like leaves<br> (f) Hollow stem<br> Choose the type of plant for every feature given in (a), (b), (c), (d), (e) and (f) from the list given below:<br> Desert plant :",
        "ans": "a, e",
        "code": "CTCO",
        "options": null,
        "val": 2
      },
	  {
        "heading": "Choose the Correct Option.",
        "qus": "Read the features of plants given below:<br> (a) Thick waxy stem<br> (b) Short roots<br> (c) Cone-shaped plants<br> (d) Sloping branches<br> (e) Small or spine-like leaves<br> (f) Hollow stem<br> Choose the type of plant for every feature given in (a), (b), (c), (d), (e) and (f) from the list given below:<br> Mountainous plant :",
        "ans": "c, d",
        "code": "CTCO",
        "options": null,
        "val": 3
      }
	  ],
     [
      {
        "heading": "Fill in the blanks.",
        "qus": "Living creatures of various kinds are known as ____________.",
        "ans": "organisms",
        "code": "FIB",
        "val": 1
      },
      {
        "heading": "Fill in the blanks.",
        "qus": "_____________ can easily walk in the desert.",
        "ans": "Camel",
        "code": "FIB",
        "val": 2
      },
      {
        "heading": "Fill in the blanks.",
        "qus": "_____________ and _____________ can be found on the mountains.",
        "ans": "Goats, yaks",
        "code": "FIB",
        "val": 3
      },
      {
        "heading": "Fill in the blanks.",
        "qus": "In the sea, plants and animals are surrounded by ___________ water.",
        "ans": "saline",
        "code": "FIB",
        "val": 4
      },
      {
        "heading": "Fill in the blanks.",
       "qus": "___________ present in the fish help them to use oxygen dissolved in water.",
        "ans": "Gills",
        "code": "FIB",
        "val": 5
      },
      {
        "heading": "Fill in the blanks.",
       "qus": "The surroundings where organisms live is called ____________.",
        "ans": "habitat",
        "code": "FIB",
        "val": 6
      },
      {
        "heading": "Fill in the blanks.",
       "qus": "Plants and animals that live on land are said to live in ____________ habitat.",
        "ans": "terrestrial",
        "code": "FIB",
        "val": 7
      },
      {
        "heading": "Fill in the blanks.",
       "qus": "Plants and animals that live in water are said to live in ______________ habitat.",
        "ans": "aquatic",
        "code": "FIB",
        "val": 8
      },
      {
        "heading": "Fill in the blanks.",
       "qus": "The living things in a habitat are its _____________ components.",
        "ans": "biotic",
        "code": "FIB",
        "val": 9
      },
      {
        "heading": "Fill in the blanks.",
       "qus": "The non-living things in a habitat are its _____________ components.",
        "ans": "abiotic",
        "code": "FIB",
        "val": 10
      },
      {
        "heading": "Fill in the blanks.",
       "qus": "Animals which cannot adapt to changes in environment die out and only the adapted ones_____________.",
        "ans": "survive",
        "code": "FIB",
        "val": 11
      },
      {
        "heading": "Fill in the blanks.",
       "qus": "Desert animals like rats and snakes, which do not have long legs live in _____________ to stay away from intense heat.",
        "ans": "burrows",
        "code": "FIB",
        "val": 12
      },
      {
        "heading": "Fill in the blanks.",
       "qus": "Some desert plants have leaves in the form of ______________.",
        "ans": "spines",
        "code": "FIB",
        "val": 13
      },
      {
        "heading": "Fill in the blanks.",
       "qus": "The stem of the plants like cactus are covered with a thick layer of ___________ substance which helps to retain water.",
        "ans": "waxy",
        "code": "FIB",
        "val": 14
      },
      {
        "heading": "Fill in the blanks.",
       "qus": "Yaks have ______________ to keep them warm.",
        "ans": "long hairs",
        "code": "FIB",
        "val": 15
      },
      {
        "heading": "Fill in the blanks.",
       "qus": "Mountain goats have strong _______________ for running up the rocky slopes of the mountains.",
        "ans": "hooves",
        "code": "FIB",
        "val": 16
      },
      {
        "heading": "Fill in the blanks.",
       "qus": "Deer have long and sharp ___________ to hear movements of the predators.",
        "ans": "ears",
        "code": "FIB",
        "val": 17
      },
      {
        "heading": "Fill in the blanks.",
       "qus": "Sea animals like whale and dolphin, which do not have gills, breathe air with the help of ____________.",
        "ans": "blowholes",
        "code": "FIB",
        "val": 18
      },
      {
        "heading": "Fill in the blanks.",
       "qus": "In ___________ process, oxygen from the air is breathed in and carbon dioxide is produced.",
        "ans": "respiration",
        "code": "FIB",
        "val": 19
      },
      {
        "heading": "Fill in the blanks.",
       "qus": "Changes in our surroundings that make us respond to them are known as ______________.",
        "ans": "stimuli",
        "code": "FIB",
        "val": 20
      },
      {
        "heading": "Fill in the blanks.",
       "qus": "__________ is a process in organisms to get rid of wastes.",
        "ans": "Excretion",
        "code": "FIB",
        "val": 21
      },
      {
        "heading": "Fill in the blanks.",
       "qus": "Living things produce more of their own kind through __________.",
        "ans": "reproduction",
        "code": "FIB",
        "val": 22
      }
    ],
    [],
    [{
        "heading": "Match the Following.",
        "qus": "    ",
        "ans": "1. (b),  2. (a), 3. (c),  4. (f),  5. (d),  6. (e)",
        "code": "MTF",
        "options": null,
        "val": 1,
        "option1": [
          {
            "image": "1. Desert plants with spines",
            "width": null,
            "height": null
          },
          {
            "image": "2. Cone-shaped trees with needle-like leaves",
            "width": null,
            "height": null
          },
          {
            "image": "3. Eyes on the side of deer",
            "width": null,
            "height": null
          },
          {
            "image": "4. Eyes in front in lion",
            "width": null,
            "height": null
          },
          {
            "image": "5. Aquatic plants",
            "width": null,
            "height": null
          },
          {
            "image": "6. Terrestrial plants",
            "width": null,
            "height": null
          }
        ],
        "option2": [
          {
            "image": "(a) Helps in sliding of rainwater and snow",
            "width": null,
            "height": null
          },
          {
            "image": "(b) Prevents transpiration",
            "width": null,
            "height": null
          },
          {
            "image": "(c) Enables to locate its prey",
            "width": null,
            "height": null
          },
          {
            "image": "(d) Enables good vision in all directions",
            "width": null,
            "height": null
          },
          {
            "image": "(e) Stems strong and compact",
            "width": null,
            "height": null
          },
          {
            "image": "(f) Stems light and hollow",
            "width": null,
            "height": null
          }
        ]
	}
    ],
    [],
    [],
    [],
    [],
    [
      {
        "heading": "Answer the following questions.",
        "qus": "Write two names of organisms which can be seen in the sea.",
        "ans": "Fish and dolphins are the names of the two organisms which can be seen in the sea.",
        "code": "AFQ",
        "options": null,
        "val": 1,
        "option1": [],
        "option2": [],
        "option3": [],
        "option4": [],
        "aoption1": [],
        "aoption2": [],
        "aoption3": [],
        "aoption4": null,
        "pic": {
          "image": null,
          "width": null,
          "height": null
        },
        "ansimg": {
          "image": null,
          "width": null,
          "height": null
        }
      },
      {
        "heading": "Answer the following questions.",
        "qus": "Fish and dolphins are the names of the two organisms which can be seen in the sea.",
        "ans": "Ants can be seen present at almost all different places.",
        "code": "AFQ",
        "options": null,
        "val": 2,
        "option1": [],
        "option2": [],
        "option3": [],
        "option4": [],
        "aoption1": [],
        "aoption2": [],
        "aoption3": [],
        "aoption4": null,
        "pic": {
          "image": null,
          "width": null,
          "height": null
        },
        "ansimg": {
          "image": null,
          "width": null,
          "height": null
        }
      },
      {
        "heading": "Answer the following questions.",
        "qus": "Write names of three animals that can be seen in the forest.",
        "ans": "Lion, tiger and leopard are three names of the animals that can be seen in the forest.",
        "code": "AFQ",
        "options": null,
        "val": 3,
        "option1": [],
        "option2": [],
        "option3": [],
        "option4": [],
        "aoption1": [],
        "aoption2": [],
        "aoption3": [],
        "aoption4": null,
        "pic": {
          "image": null,
          "width": null,
          "height": null
        },
        "ansimg": {
          "image": null,
          "width": null,
          "height": null
        }
      },
      {
        "heading": "Answer the following questions.",
        "qus": "What do you mean by habitat? Mention two types of habitats.",
        "ans": "The place where organisms live, is known as habitat. Two types of habitats are; (a) Terrestrial habitat and<br> (b) Aquatic habitat",
        "code": "AFQ",
        "options": null,
        "val": 4,
        "option1": [],
        "option2": [],
        "option3": [],
        "option4": [],
        "aoption1": [],
        "aoption2": [],
        "aoption3": [],
        "aoption4": null,
        "pic": {
          "image": null,
          "width": null,
          "height": null
        },
        "ansimg": {
          "image": null,
          "width": null,
          "height": null
        }
      },
      {
        "heading": "Answer the following questions.",
        "qus": "What do you mean by terrestrial habitats? Give its examples.",
        "ans": "Plants and animals that lives on the land, are said to live on terrestrial habitats. Forest, grassland, dessert etc. Are the examples of terrestrial habitats.",
        "code": "AFQ",
        "options": null,
        "val": 5,
        "option1": [],
        "option2": [],
        "option3": [],
        "option4": [],
        "aoption1": [],
        "aoption2": [],
        "aoption3": [],
        "aoption4": null,
        "pic": {
          "image": null,
          "width": null,
          "height": null
        },
        "ansimg": {
          "image": null,
          "width": null,
          "height": null
        }
      },
      {
        "heading": "Answer the following questions.",
        "qus": "Give some examples of aquatic habitats.",
        "ans": "Lakes, rivers, oceans are some of the example of aquatic habitats.",
        "code": "AFQ",
        "options": null,
        "val": 6,
        "option1": [],
        "option2": [],
        "option3": [],
        "option4": [],
        "aoption1": [],
        "aoption2": [],
        "aoption3": [],
        "aoption4": null,
        "pic": {
          "image": null,
          "width": null,
          "height": null
        },
        "ansimg": {
          "image": null,
          "width": null,
          "height": null
        }
      },
      {
        "heading": "Answer the following questions.",
        "qus": "Name some abiotic components of a habitat.",
        "ans": "Soil, air, rock etc are some of the abiotic components of a habitat.",
        "code": "AFQ",
        "options": null,
        "val": 7,
        "option1": [],
        "option2": [],
        "option3": [],
        "option4": [],
        "aoption1": [],
        "aoption2": [],
        "aoption3": [],
        "aoption4": null,
        "pic": {
          "image": null,
          "width": null,
          "height": null
        },
        "ansimg": {
          "image": null,
          "width": null,
          "height": null
        }
      },
      {
        "heading": "Answer the following questions.",
        "qus": "Define adaptation.",
        "ans": "The process of change by which an organism becomes better suited to the environment is known as adaptation.",
        "code": "AFQ",
        "options": null,
        "val": 8,
        "option1": [],
        "option2": [],
        "option3": [],
        "option4": [],
        "aoption1": [],
        "aoption2": [],
        "aoption3": [],
        "aoption4": null,
        "pic": {
          "image": null,
          "width": null,
          "height": null
        },
        "ansimg": {
          "image": null,
          "width": null,
          "height": null
        }
      },
      {
        "heading": "Answer the following questions.",
        "qus": "How can a camel live without water in a desert for many days?",
        "ans": "Camels urinate very less amount of water, their dung is dry and they do not sweat. Due to this characteristics, they do not loose much amount of water from the body and hence, they can live for many days without water.",
        "code": "AFQ",
        "options": null,
        "val": 9,
        "option1": [],
        "option2": [],
        "option3": [],
        "option4": [],
        "aoption1": [],
        "aoption2": [],
        "aoption3": [],
        "aoption4": null,
        "pic": {
          "image": null,
          "width": null,
          "height": null
        },
        "ansimg": {
          "image": null,
          "width": null,
          "height": null
        }
      },
      {
        "heading": "Answer the following questions.",
        "qus": "How are desert plants adapted to survive in a desert?",
        "ans": "Desert plants lose very little amount of water during transpiration. Their leaves are also either absent, thin or in the form of spines which helps in reducing the loss of water from the plant.",
        "code": "AFQ",
        "options": null,
        "val": 10,
        "option1": [],
        "option2": [],
        "option3": [],
        "option4": [],
        "aoption1": [],
        "aoption2": [],
        "aoption3": [],
        "aoption4": null,
        "pic": {
          "image": null,
          "width": null,
          "height": null
        },
        "ansimg": {
          "image": null,
          "width": null,
          "height": null
        }
      },
      {
        "heading": "Answer the following questions.",
        "qus": "How are trees of mountain regions with snowfall adapted to the prevailing conditions?",
        "ans": "The trees of the mountain regions with snowfall are in cone shaped and their leaves are also in needle like structure. This type of shape helps the snow and rainwater slide off easily.",
        "code": "AFQ",
        "options": null,
        "val": 11,
        "option1": [],
        "option2": [],
        "option3": [],
        "option4": [],
        "aoption1": [],
        "aoption2": [],
        "aoption3": [],
        "aoption4": null,
        "pic": {
          "image": null,
          "width": null,
          "height": null
        },
        "ansimg": {
          "image": null,
          "width": null,
          "height": null
        }
      },
      {
        "heading": "Answer the following questions.",
       "qus": "Write three adaptations found in animals of cold mountain regions.",
        "ans": "Animals of cold mountain regions have the following adaptation to survive,<br> (A) They have long hair, thick skin or fur to protect against cold.<br> (B) Their legs are also covered with thick layer of skins to protect their legs while walking.<br> (C) Some animals have strong hooves which helps them to run up the rocky mountains.",
        "code": "AFQ",
        "options": null,
        "val": 12,
        "option1": [],
        "option2": [],
        "option3": [],
        "option4": [],
        "aoption1": [],
        "aoption2": [],
        "aoption3": [],
        "aoption4": null,
        "pic": {
          "image": null,
          "width": null,
          "height": null
        },
        "ansimg": {
          "image": null,
          "width": null,
          "height": null
        }
      },
      {
        "heading": "Answer the following questions.",
        "qus": "How is deer adapted to live in forests and grasslands?",
        "ans": "Deer have long ears to hear the movements of predators. Their eyes are also located on the sideways, which allows them to look in all direction. They also have strong teeth for chewing hard stems of the plants in grasslands and forest.",
        "code": "AFQ",
        "options": null,
        "val": 13,
        "option1": [],
        "option2": [],
        "option3": [],
        "option4": [],
        "aoption1": [],
        "aoption2": [],
        "aoption3": [],
        "aoption4": null,
        "pic": {
          "image": null,
          "width": null,
          "height": null
        },
        "ansimg": {
          "image": null,
          "width": null,
          "height": null
        }
      },
      {
        "heading": "Answer the following questions.",
        "qus": "List the features of a lion which help it to be a good hunter in the forest.",
        "ans": "Lions have long claws in their front legs that can be withdrawn inside the toes. The light brown colour of the lion also helps to hide in the grasslands when it hunts for prey. The eyes in front of the face allow it to help to have a correct idea about the location of the prey.",
        "code": "AFQ",
        "options": null,
        "val": 14,
        "option1": [],
        "option2": [],
        "option3": [],
        "option4": [],
        "aoption1": [],
        "aoption2": [],
        "aoption3": [],
        "aoption4": null,
        "pic": {
          "image": null,
          "width": null,
          "height": null
        },
        "ansimg": {
          "image": null,
          "width": null,
          "height": null
        }
      },
      {
        "heading": "Answer the following questions.",
        "qus": "Give two examples of non-living things which show the characteristics of living things.",
        "ans": "A bus and car are two examples of non-living things which shows characteristics of living things.",
        "code": "AFQ",
        "options": null,
        "val": 15,
        "option1": [],
        "option2": [],
        "option3": [],
        "option4": [],
        "aoption1": [],
        "aoption2": [],
        "aoption3": [],
        "aoption4": null,
        "pic": {
          "image": null,
          "width": null,
          "height": null
        },
        "ansimg": {
          "image": null,
          "width": null,
          "height": null
        }
      },
	  {
        "heading": "Answer the following questions.",
        "qus": "List the common characteristics of living things.",
        "ans": "Respiration, reproduction, movements etc are some of the common characteristics of living things.",
        "code": "AFQ",
        "options": null,
        "val": 16,
        "option1": [],
        "option2": [],
        "option3": [],
        "option4": [],
        "aoption1": [],
        "aoption2": [],
        "aoption3": [],
        "aoption4": null,
        "pic": {
          "image": null,
          "width": null,
          "height": null
        },
        "ansimg": {
          "image": null,
          "width": null,
          "height": null
        }
      },
      {
        "heading": "Answer the following questions.",
        "qus": "Why is reproduction important for organisms?",
        "ans": "Reproduction is important for organisms because it helps in continuing the race of the organisms as well as produce their younger one.",
        "code": "AFQ",
        "options": null,
        "val": 17,
        "option1": [],
        "option2": [],
        "option3": [],
        "option4": [],
        "aoption1": [],
        "aoption2": [],
        "aoption3": [],
        "aoption4": null,
        "pic": {
          "image": null,
          "width": null,
          "height": null
        },
        "ansimg": {
          "image": null,
          "width": null,
          "height": null
        }
      }
    ],
    [{
        "heading": "Complete the sentences.",
        "qus": "      ",
        "ans": null,
        "code": "CS",
        "width": null,
        "height": null,
        "pic": {
          "image": "ch9a1.jpg",
          "width": "500",
          "height": "223"
        },
        "ansimg": {
         "image": "ch9a1a.jpg",
          "width": "500",
          "height": "224"
		  },
        "val": 1
      }
	  ],
    [
	
	  {
        "heading": "Answer the following in one word.",
        "qus": "The gas released by plants during photosynthesis.",
        "ans": "Oxygen",
        "code": "AFOW",
        "val": 1
      },
	  {
        "heading": "Answer the following in one word.",
        "qus": "Changes in our surroundings that make us respond to them.",
        "ans": "Stimuli",
        "code": "AFOW",
        "val": 2
      },
	  {
        "heading": "Answer the following in one word.",
        "qus": "The process by which living organisms get rid of body wastes.",
        "ans": "Excretion",
        "code": "AFOW",
        "val": 3
      },
	  {
        "heading": "Answer the following in one word.",
        "qus": "A plant which reproduces by means of buds.",
        "ans": "Germination",
        "code": "AFOW",
        "val": 4
      }
	  ],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [ {
        "heading": "Unscramble and answer.",
        "qus": "Unscramble the jumbled words and write them in the blank spaces provided:\t\t\t\t (SATPADAOINT)<br> Clue: specific features or certain habits which enable a living being to live in its surroundings.",
        "ans": "Adaptations",
        "code": "UN",
        "val": 1
      },
      {
        "heading": "Unscramble and answer.",
        "qus": "Unscramble the jumbled words and write them in the blank spaces provided:\t\t\t\t(RETECOXNI) <br> Clue: Waste products are removed by this process.",
        "ans": "Excretion",
        "code": "UN",
        "val": 2
      },
      {
        "heading": "Unscramble and answer.",
        "qus": "Unscramble the jumbled words and write them in the blank spaces provided:\t\t\t\t(LUMISIT)<br> Clue: All living things respond to these.",
        "ans": "Stimuli",
        "code": "UN",
        "val": 3
      },
      {
        "heading": "Unscramble and answer.",
        "qus": "Unscramble the jumbled words and write them in the blank spaces provided:\t\t\t\t(ROUCDPRENTOI)<br> Clue: Because of this we find organisms of the same kind.",
        "ans": "Reproduction",
        "code": "UN",
        "val": 4
      }
     
    ],
    []
  ],
  "ctt": "ch9_ctt",
  "ctco": "ch9_ctco",
  "dtf": "ch9_dtf",
  "un": "ch9_un",
  "snc": "ch9_snc",
  "jtf": "ch9_jtf",
  "afq": "ch9_afq",
  "pbq": "ch9_pbq",
  "gowf": "ch9_gowf",
  "afow": "ch9_afow",
  "cs": "ch9_cs",
  "map": "ch9_map",
  "grade": "Grade 6",
  "mcq": "ch9_mcq",
  "vsaq": "ch9_vsaq",
  "fib": "ch9_fib",
  "grf": "ch9_grf",
  "nf": "ch9_nf",
  "saq": "ch9_saq",
  "mtf": "ch9_mtf",
  "yn": "ch9_yn",
  "laq": "ch9_laq",
  "co": "ch9_co",
  "tf": "ch9_tf"
},
{
  "subject": "Science",
  "chapter": "ch10",
  "chapterName": "Chapter 10 - Motion and Measurement of Distances",
  "all": [
    [
      {
        "heading": "Multiple Choice Question.",
        "qus": "The distance between Delhi and Mumbai is usually expressed in units of",
        "ans": "(d) kilometre",
        "code": "MCQ",
        "width": null,
        "height": null,
        "optn": null,
        "options": [
          "(a) decametre",
          "(b) metre",
          "(c) centimetre",
          "(d) kilometre"
        ],
        "val": 1
      },
      {
        "heading": "Multiple Choice Question.",
        "qus": "Which of the following does not express a time interval?",
        "ans": "(d) Time of the first bell in the school",
        "code": "MCQ",
        "width": null,
        "height": null,
        "optn": null,
        "options": [
          "(a) A day",
          "(b) A second",
          "(c) A school period",
          "(d) Time of the first bell in the school"
        ],
        "val": 2
      },
      {
        "heading": "Multiple Choice Question.",
        "qus": "The figure given below shows a measuring scale which is usually supplied with a geometry box. Which of the following distances cannot be measured with this scale by using it only once?",
        "ans": "(c) 0.2 m",
        "code": "MCQ",
        
        "optn": null,
        "options": [
          "(a) 0.1 m",
          "(b) 0.15 m",
          "(c) 0.2 m",
          "(d) 0.05 m"
        ],
		"pic": {
          "image": "ch10a1.jpg",
          "width": "380",
          "height": "61"
        },
        "val": 3
      },
      {
        "heading": "Multiple Choice Question.",
        "qus": "1 cm = _____________ mm.",
        "ans": "(a) 100",
        "code": "MCQ",
        "width": null,
        "height": null,
        "optn": null,
        "options": [
          "(a) 100",
          "(b) 10",
          "(c) 1000",
          "(d) 10000"
        ],
        "val": 4
      },
      {
        "heading": "Multiple Choice Question.",
        "qus": "Riya moves on a straight road from point A to point C. She takes 20 minutes to cover a certain distance AB and 30 minutes to cover the rest of distance BC. She then turns back and takes 30 minutes to cover the distance CB and 20 minutes to cover the rest of the distance to her starting point. She makes 5 rounds on the road the same way. Riya concludes that her motion is",
        "ans": "(c) rectilinear and periodic both.",
        "code": "MCQ",
        "width": null,
        "height": null,
        "optn": null,
        "options": [
          "(a) only rectilinear motion.",
          "(b) only periodic motion.",
          "(c) rectilinear and periodic both.",
          "(d) neither rectilinear nor periodic."
        ],
        "val": 5
      },
      {
        "heading": "Multiple Choice Question.",
        "qus": "Bholu and Golu are playing in a ground. They start running from the same point A in the ground and reach point B at the same time by following the paths marked 1 and 2 respectively (as shown in figure):<br>Which of the following is/are true for the given situation? As compared to Golu, Bholu covers a",
        "ans": "(b) longer distance with higher speed.",
        "code": "MCQ",
        "width": null,
        "height": null,
        "optn": null,
        "options": [
          "(a) longer distance but with lower speed.",
          "(b) longer distance with higher speed.",
          "(c) shorter distance with lower speed.",
          "(d) shorter distance with higher speed."
        ],
		"pic": {
          "image": "ch10a2.jpg",
          "width": "180",
          "height": "209"
        },
        "val": 6
      },
      {
       "heading": "Multiple Choice Question.",
        "qus": "Four pieces of wooden sticks A, B, C and D are placed along the length of 15 cm long scale as shown in the figure below.<br>Which one of them is 3.4 cm in length?",
        "ans": "(b) B",
        "code": "MCQ",
        "width": null,
        "height": null,
        "optn": null,
        "options": [
          "(a) A",
          "(b) B",
          "(c) C",
          "(d) D"
        ],
		"pic": {
          "image": "ch10a3.jpg",
          "width": "434",
          "height": "95"
        },
        "val": 7
      },
      {
        "heading": "Multiple Choice Question.",
        "qus": "Which of the following is not the unit of length?",
        "ans": "(c) Litre",
        "code": "MCQ",
        "width": null,
        "height": null,
        "optn": null,
        "options": [
          "(a) Metre",
          "(b) Centimetre",
          "(c) Litre",
          "(d) Kilometre"
        ],
        "val": 8
      },
      {
        "heading": "Multiple Choice Question.",
        "qus": "The SI unit of length is",
        "ans": "(c) Metre",
        "code": "MCQ",
        "width": null,
        "height": null,
        "optn": null,
        "options": [
          "(a) Millimetre",
          "(b) Decametre",
          "(c) Metre",
          "(d) Inch"
        ],
        "val": 9
      },
      {
        "heading": "Multiple Choice Question.",
        "qus": "Which of the following is not an example of periodic motion?",
        "ans": "(a) Sprinters in a 100-metre race",
        "code": "MCQ",
        "width": null,
        "height": null,
        "optn": null,
        "options": [
          "(a) Sprinters in a 100-metre race",
          "(b) Pendulum",
          "(c) Strings of the guitar",
          "(d) Membrane of tabla"
        ],
        "val": 10
      }
    ],
    [],
    [],
     [
      {
        "heading": "Fill in the blanks.",
        "qus": "For transport through water, __________ were used since ancient times.",
        "ans": "boats",
        "code": "FIB",
        "val": 1
      },
      {
        "heading": "Fill in the blanks.",
        "qus": "Invention of ____________ made a great change in modes of transport.",
        "ans": "wheel",
        "code": "FIB",
        "val": 2
      },
      {
        "heading": "Fill in the blanks.",
        "qus": "Until the beginning of the 19th century, people were still dependent on ___________ power.",
        "ans": "animal",
        "code": "FIB",
        "val": 3
      },
      {
        "heading": "Fill in the blanks.",
        "qus": "_____________ means comparison of an unknown quantity with a known quantity.",
        "ans": "Measurement",
        "code": "FIB",
        "val": 4
      },
      {
        "heading": "Fill in the blanks.",
       "qus": "The fixed quantity of measurement is known as a ___________ ",
        "ans": "unit",
        "code": "FIB",
        "val": 5
      },
      {
        "heading": "Fill in the blanks.",
        "qus": "_____________ as the length from the elbow to the finger tips was used in ancient Egypt.",
        "ans": "cubit",
        "code": "FIB",
        "val": 6
      },
      {
        "heading": "Fill in the blanks.",
        "qus": "A _____________ of cloth was measured between the end of the outstretched arm and the chin.",
        "ans": "yard",
        "code": "FIB",
        "val": 7
      },
      {
        "heading": "Fill in the blanks.",
        "qus": "1 m = _____________ cm. ",
        "ans": "100",
        "code": "FIB",
        "val": 8
      },
      {
        "heading": "Fill in the blanks.",
        "qus": "1 cm= _____________ mm.",
        "ans": "10",
        "code": "FIB",
        "val": 9
      },
      {
        "heading": "Fill in the blanks.",
        "qus": "_____________ is used to measure the larger distances.",
        "ans": "Kilometre",
        "code": "FIB",
        "val": 10
      },
      {
        "heading": "Fill in the blanks.",
        "qus": "1 km = _____________ m.",
        "ans": "1000",
        "code": "FIB",
        "val": 11
      },
      {
        "heading": "Fill in the blanks.",
        "qus": "A tailor uses a __________, while a cloth merchant uses a __________ to measure the length.",
        "ans": "tape, metre rod",
        "code": "FIB",
        "val": 12
      },
      {
        "heading": "Fill in the blanks.",
        "qus": "Small measurements can be taken with the help of a _____________. ",
        "ans": "scale",
        "code": "FIB",
        "val": 13
      },
      {
        "heading": "Fill in the blanks.",
        "qus": "The position of _____________ is also important for the correct measurement.",
        "ans": "eye",
        "code": "FIB",
        "val": 14
      },
      {
        "heading": "Fill in the blanks.",
        "qus": "_____________ can be used to measure the length of curved lines.",
        "ans": "Thread",
        "code": "FIB",
        "val": 15
      },
      {
        "heading": "Fill in the blanks.",
        "qus": "March-past of soldiers in a parade is an example of _____________ type of motion.",
        "ans": "rectilinear",
        "code": "FIB",
        "val": 16
      },
      {
        "heading": "Fill in the blanks.",
        "qus": "Rotation of fan is a _____________ type of motion.",
        "ans": "circular",
        "code": "FIB",
        "val": 17
      },
      {
        "heading": "Fill in the blanks.",
        "qus": "Motion of a child on a swing is the example of _____________ motion.",
        "ans": "periodic",
        "code": "FIB",
        "val": 18
      }
    ],
    [],
    [{
        "heading": "Match the Following.",
        "qus": "    ",
        "ans": "1. (b),  2. (a), 3. (c)",
        "code": "MTF",
        "options": null,
        "val": 1,
        "option1": [
          {
            "image": "1. Moving wheel of a sewing machine",
            "width": null,
            "height": null
          },
          {
            "image": "2. Movement of tip of the minute hand of a clock in one hour",
            "width": null,
            "height": null
          },
          {
            "image": "3. Eyes on the side of deer",
            "width": null,
            "height": null
          }
        ],
        "option2": [
          {
            "image": "(a) Circular motion",
            "width": null,
            "height": null
          },
          {
            "image": "(b) Rotational motion",
            "width": null,
            "height": null
          },
          {
            "image": "(c) Periodic motion",
            "width": null,
            "height": null
          }
        ]
	}
    ],
    [],
    [],
    [],
    [],
    [
      {
        "heading": "Answer the following questions.",
        "qus": "What do you mean by the term ‘Transportation’?",
        "ans": "The process of taking someone or something from one place to another with the help of a vehicle, object or animal is known as transportation.",
        "code": "AFQ",
        "options": null,
        "val": 1
      },{
        "heading": "Answer the following questions.",
        "qus": "How were boats made in ancient times?",
        "ans": "In ancient times, boats were made from the simple logs of wood in which a hollow cavity could be made.",
        "code": "AFQ",
        "options": null,
        "val": 2
      },{
        "heading": "Answer the following questions.",
        "qus": "Which invention led to the development of railroads?",
        "ans": "Invention of steam engine led to the development of railroads.",
        "code": "AFQ",
        "options": null,
        "val": 3
      },{
        "heading": "Answer the following questions.",
        "qus": "Mention some means of transport that developed in the 20th century.",
        "ans": "Electric trains, monorails, supersonic planes, spacecraft are some of the means of transport that development in the 20th century.",
        "code": "AFQ",
        "options": null,
        "val": 4
      },{
        "heading": "Answer the following questions.",
        "qus": "What do you mean by the term ‘Measurement’?",
        "ans": "Measurement is the process of comparing any unknown quantity with the known and established quantity.",
        "code": "AFQ",
        "options": null,
        "val": 5
      },{
        "heading": "Answer the following questions.",
        "qus": "What is a unit?",
        "ans": "The fixed quantity of a measurement is known as a unit.",
        "code": "AFQ",
        "options": null,
        "val": 6
      },{
        "heading": "Answer the following questions.",
        "qus": "Why is a cubit or a footstep not used as a standard unit of length?",
        "ans": "Cubit or a footstep is not used as a standard unit of length because the length of the foot or the arm can vary along with the person. Hence, the reading can be different from the actual answer.",
        "code": "AFQ",
        "options": null,
        "val": 7
      },{
        "heading": "Answer the following questions.",
        "qus": "Mention the different units of measurement that were used in ancient times.",
        "ans": "Length of a foot, width of the finger, distance of a footstep were different units of measurement that were used in ancient times.",
        "code": "AFQ",
        "options": null,
        "val": 8
      },{
        "heading": "Answer the following questions.",
        "qus": "Write two units of small length measurement used in ancient India.",
        "ans": "Angul(finger) and mutthi(fist) were two units of small length measurement used in ancient India.",
        "code": "AFQ",
        "options": null,
        "val": 9
      },{
        "heading": "Answer the following questions.",
        "qus": "Give one example from our daily life where we use the ancient units of measurement.",
        "ans": "The use of forearms by the flower seller as a unit of length for garlands is an example from our daily life where we use the ancient units of measurement.",
        "code": "AFQ",
        "options": null,
        "val": 10
      },{
        "heading": "Answer the following questions.",
        "qus": "What are SI units? What is the SI unit of length?",
        "ans": "The system of standard units is known as SI unit. It was established in order to keep a uniformity in the measurement all over the world. The SI unit of length is ‘metre’(m).",
        "code": "AFQ",
        "options": null,
        "val": 11
      },
	  
      {
        "heading": "Answer the following questions.",
        "qus": "What precautions will you take to measure the length of the table top accurately?",
        "ans": "(A) The object should be kept along with the length of the scale.<br> (B) Care should be taken that the measuring instrument is not broken.<br> (C) The position of the eyes should be exactly in front of the point where the measurement is to be taken.",
        "code": "AFQ",
        "options": null,
        "val": 12,
        "option1": [],
        "option2": [],
        "option3": [],
        "option4": [],
        "aoption1": [],
        "aoption2": [],
        "aoption3": [],
        "aoption4": null,
        "pic": {
          "image": null,
          "width": null,
          "height": null
        },
        "ansimg": {
          "image": null,
          "width": null,
          "height": null
        }
      },
	  {
        "heading": "Answer the following questions.",
        "qus": "With the help of an activity, explain how will you measure the length of a curved line?",
        "ans": "(A) Take a thread and tie a knot on one end of the thread. Place the knot of the thread at starting position of the curved line.<br> (B) Slowly, stretch the thread in such a way that the position of the knot does not change and keep it tout using finger and thumb.<br>  (C) Stretch a little more of thread and keep repeating the process till it reaches to the second end of the line.<br> (D) Mark the portion on the thread where it touched the other end of the line, stretch the thread along the metre thread the measurement will give us the length of the line.",
        "code": "AFQ",
        "options": null,
        "val": 13,
        "option1": [],
        "option2": [],
        "option3": [],
        "option4": [],
        "aoption1": [],
        "aoption2": [],
        "aoption3": [],
        "aoption4": null,
        "pic": {
          "image": null,
          "width": null,
          "height": null
        },
        "ansimg": {
          "image": null,
          "width": null,
          "height": null
        }
      },
      {
        "heading": "Answer the following questions.",
        "qus": "When do you say that an object is in the state of motion?",
        "ans": "The object is said to be in motion if the position relative to a fixed point is changing.",
        "code": "AFQ",
        "options": null,
        "val": 14,
        "option1": [],
        "option2": [],
        "option3": [],
        "option4": [],
        "aoption1": [],
        "aoption2": [],
        "aoption3": [],
        "aoption4": null,
        "pic": {
          "image": null,
          "width": null,
          "height": null
        },
        "ansimg": {
          "image": null,
          "width": null,
          "height": null
        }
      },
      {
        "heading": "Answer the following questions.",
        "qus": "What is rectilinear motion? Explain with one example.",
        "ans": "The motion in which the object moves in a straight line, is known as rectilinear motion. The march of soldiers, vehicle running on the streets etc are the example of rectilinear motion.",
        "code": "AFQ",
        "options": null,
        "val": 15,
        "option1": [],
        "option2": [],
        "option3": [],
        "option4": [],
        "aoption1": [],
        "aoption2": [],
        "aoption3": [],
        "aoption4": null,
        "pic": {
          "image": null,
          "width": null,
          "height": null
        },
        "ansimg": {
          "image": null,
          "width": null,
          "height": null
        }
      },
	  {
        "heading": "Answer the following questions.",
        "qus": "Define circular motion. Give two examples of it.",
        "ans": "The motion in which, the object moves along a circular path, is known as circular motion. Fan, a top etc are the example of circular motion.",
        "code": "AFQ",
        "options": null,
        "val": 16,
        "option1": [],
        "option2": [],
        "option3": [],
        "option4": [],
        "aoption1": [],
        "aoption2": [],
        "aoption3": [],
        "aoption4": null,
        "pic": {
          "image": null,
          "width": null,
          "height": null
        },
        "ansimg": {
          "image": null,
          "width": null,
          "height": null
        }
      },
      {
        "heading": "Answer the following questions.",
        "qus": "What is periodic motion? Give three examples of it.",
        "ans": "The type of motion in which, an object repeats its motion after sometime, is known as periodic motion. Strings of a guitar, a branch of the tree moving to and fro, oscillation of clock are the examples of it.",
        "code": "AFQ",
        "options": null,
        "val": 17,
        "option1": [],
        "option2": [],
        "option3": [],
        "option4": [],
        "aoption1": [],
        "aoption2": [],
        "aoption3": [],
        "aoption4": null,
        "pic": {
          "image": null,
          "width": null,
          "height": null
        },
        "ansimg": {
          "image": null,
          "width": null,
          "height": null
        }
      },
      {
        "heading": "Answer the following questions.",
        "qus": "Give two examples where objects have more than one type of motion at the same time.",
        "ans": "Motion of the ball along the ground, sewing machine etc are the examples where objects have more than one type of motion at the same time.",
        "code": "AFQ",
        "options": null,
        "val": 18,
        "option1": [],
        "option2": [],
        "option3": [],
        "option4": [],
        "aoption1": [],
        "aoption2": [],
        "aoption3": [],
        "aoption4": null,
        "pic": {
          "image": null,
          "width": null,
          "height": null
        },
        "ansimg": {
          "image": null,
          "width": null,
          "height": null
        }
      },
      {
        "heading": "Answer the following questions.",
        "qus": "The figure given below shows a section of a grill made up of straight and curved iron bars:<br> How would you measure the length of the bars of this section, so that the payment could be made to the contractor?",
        "ans": "The length can be measured using a thread which can be further measured with the help of a scale.",
        "code": "AFQ",
        "options": null,
        "val": 19,
        "option1": [],
        "option2": [],
        "option3": [],
        "option4": [],
        "aoption1": [],
        "aoption2": [],
        "aoption3": [],
        "aoption4": null,
        "pic": {
          "image": "ch10a4.jpg",
          "width": "105",
          "height": "131"
        },
        "ansimg": {
          "image": null,
          "width": null,
          "height": null
        }
      },
	  {
        "heading": "Answer the following questions.",
        "qus": "Four children measure the length of a table which was about 2 m. Each of them used different ways to measure it.<br>(i) Sam measured it with a half metre long thread.<br>(ii) Gurmeet measured it with a 15 cm scale from her geometry box.<br>(iii) Reena measured it using her handspan.<br>(iv) Salim measured it using a 5 m long measuring tape.<br>Which one of them would get the most accurate length? Give reason for your answer.",
        "ans": "Salim would get the most accurate length. The reason is that in this case the length of the table can be measured in one go because the measuring tape is longer than the table. In the other cases the chance of making an error is higher due to multiple measurement. In case of Sam, he can measure the lengths which are exact multiples of half a metre.",
        "code": "AFQ",
        "options": null,
        "val": 20,
        "option1": [],
        "option2": [],
        "option3": [],
        "option4": [],
        "aoption1": [],
        "aoption2": [],
        "aoption3": [],
        "aoption4": null,
        "pic": {
          "image": null,
          "width": null,
          "height": null
        },
        "ansimg": {
          "image": null,
          "width": null,
          "height": null
        }
      },
      {
        "heading": "Answer the following questions.",
        "qus": "Classify the following motions given below as rectilinear, circular or periodic motion:<br> Motion of a cyclist on a straight road, falling apple, wheels of a moving car, blades of a rotating fan, hands of a clock, motion of a swing, girl siting on a merry-go-round, plucked string of a sitar, needle of a sewing machine, march-past of soldiers, sprinters in a 100 metre race.",
        "ans": null,
        "code": "AFQ",
        "options": null,
        "val": 21,
        "option1": [],
        "option2": [],
        "option3": [],
        "option4": [],
        "aoption1": [],
        "aoption2": [],
        "aoption3": [],
        "aoption4": null,
        "pic": {
          "image": null,
          "width": null,
          "height": null
        },
        "ansimg": {
          "image": "ch10a5.jpg",
          "width": "500",
          "height": "127"
        }
      }
    ],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [
      
    ],
    []
  ],
  "ctt": "ch10_ctt",
  "ctco": "ch10_ctco",
  "dtf": "ch10_dtf",
  "un": "ch10_un",
  "snc": "ch10_snc",
  "jtf": "ch10_jtf",
  "afq": "ch10_afq",
  "pbq": "ch10_pbq",
  "gowf": "ch10_gowf",
  "afow": "ch10_afow",
  "cs": "ch10_cs",
  "map": "ch10_map",
  "grade": "Grade 6",
  "mcq": "ch10_mcq",
  "vsaq": "ch10_vsaq",
  "fib": "ch10_fib",
  "grf": "ch10_grf",
  "nf": "ch10_nf",
  "saq": "ch10_saq",
  "mtf": "ch10_mtf",
  "yn": "ch10_yn",
  "laq": "ch10_laq",
  "co": "ch10_co",
  "tf": "ch10_tf"
}, 
{
  "subject": "Science",
  "chapter": "ch11",
  "chapterName": "Chapter 11 - Light, Shadows and Reflections",
  "all": [
    [
      {
        "heading": "Multiple Choice Question.",
        "qus": "Observe the picture given in the figure carefully.<br> A patch of light is obtained at B, when the torch is lighted as shown. Which of the following is kept at position A to get this patch of light?",
        "ans": "(c) A mirror",
        "code": "MCQ",
        "width": null,
        "height": null,
        "optn": null,
        "options": [
          "(a) A wooden board",
          "(b) A glass sheet",
          "(c) A mirror",
          "(d) A sheet of white paper"
        ],
		"pic": {
          "image": "ch11b1.jpg",
          "width": "230",
          "height": "213"
        },
        "val": 1
      },
      {
        "heading": "Multiple Choice Question.",
        "qus": "Which of the following is/are not always necessary to observe a shadow?",
        "ans": "(a) Sun",
        "code": "MCQ",
        "width": null,
        "height": null,
        "optn": null,
        "options": [
          "(a) Sun",
          "(b) Screen",
          "(c) Source of light",
          "(d) Opaque object"
        ],
        "val": 2
      },
      {
        "heading": "Multiple Choice Question.",
        "qus": "Riya observed the shadow of a tree at 8:00 a.m., 12:00 noon and 3:00 p.m. Which of the following statements is closest to her observation about the shape and size of the shadow?",
        "ans": "(a) The shape of the shadow of the tree changes but the size remains the same.",
        "code": "MCQ",
        
        "optn": null,
        "options": [
          "(a) The shape of the shadow of the tree changes but the size remains the same.",
          "(b) The size of the shadow of the tree changes but the shape remains the same.",
          "(c) Both the size and shape of the shadow of the tree change.",
          "(d) Neither the shape nor the size of the shadow changes."
        ],
		
        "val": 3
      },
      {
        "heading": "Multiple Choice Question.",
        "qus": "Which of the following can never form a circular shadow?",
        "ans": "(c) A shoe box",
        "code": "MCQ",
        "width": null,
        "height": null,
        "optn": null,
        "options": [
          "(a) A ball",
          "(b) A flat disc",
          "(c) A shoe box",
          "(d) An ice cream cone"
        ],
        "val": 4
      },
      {
        "heading": "Multiple Choice Question.",
        "qus": "Two students while sitting across a table looked down on to its top surface. They noticed that they could see their own and each other’s image. The table top is likely to be made of",
        "ans": "(c) glass sheet",
        "code": "MCQ",
        "width": null,
        "height": null,
        "optn": null,
        "options": [
          "(a) unpolished wood",
          "(b) red stone",
          "(c) glass sheet",
          "(d) wood top covered with cloth."
        ],
        "val": 5
      },
      {
        "heading": "Multiple Choice Question.",
        "qus": "Which of the following is an example of opaque object?",
        "ans": "(a) Stone",
        "code": "MCQ",
        "width": null,
        "height": null,
        "optn": null,
        "options": [
          "(a) Stone",
          "(b) Mirror",
          "(c) Butter paper",
          "(d) Electric light bulb"
        ],
		
        "val": 6
      }
    ],
    [{
        "heading": "State True or False.",
        "qus": "\n\t\t The moon is a luminous body. \n\t\t_________\n\t",
        "ans": "False",
        "code": "TF",
        "val": 1
      },
      {
        "heading": "State True or False.",
        "qus": "\n\t\tThe shadow can be seen only on a screen.\n\t\t_________\n\t",
        "ans": "True",
        "code": "TF",
        "val": 2
      },
      {
        "heading": "State True or False.",
        "qus": "\n\t\tThe image formed in a pinhole camera is always erect.\n\t\t_________\n\t",
        "ans": "True",
        "code": "TF",
        "val": 3
      },
      {
        "heading": "State True or False.",
        "qus": "\n\t\tThe shadow at noon will be longer than shadow in the evening.\n\t\t_________\n\t",
        "ans": "False",
        "code": "TF",
        "val": 4
      },
      {
        "heading": "State True or False.",
        "qus": "\n\t\t Mirror reflection gives us clear images.\n\t\t_________\n\t",
        "ans": "False",
        "code": "TF",
        "val": 5
      }],
    [],
     [
      {
        "heading": "Fill in the blanks.",
        "qus": "The objects through which we can see clearly are known as __________ objects.",
        "ans": "transparent",
        "code": "FIB",
        "val": 1
      },
      {
        "heading": "Fill in the blanks.",
        "qus": "In ____________ objects, we cannot see through it.",
        "ans": "opaque",
        "code": "FIB",
        "val": 2
      },
      {
        "heading": "Fill in the blanks.",
        "qus": "In ____________ type of objects, one can see through it but not clearly.",
        "ans": "translucent",
        "code": "FIB",
        "val": 3
      },
      {
        "heading": "Fill in the blanks.",
        "qus": "_____________ are formed when an opaque object obstructs the path of light.",
        "ans": "Shadows",
        "code": "FIB",
        "val": 4
      },
      {
        "heading": "Fill in the blanks.",
       "qus": "We need ___________ and ___________ to see a shadow. ",
        "ans": "light, object",
        "code": "FIB",
        "val": 5
      },
      
      {
        "heading": "Fill in the blanks.",
        "qus": "Looking directly into the sun can damage _____________. ",
        "ans": "eyes",
        "code": "FIB",
        "val": 6
      },
      {
        "heading": "Fill in the blanks.",
        "qus": "Light travels in a _____________ line.",
        "ans": "straight",
        "code": "FIB",
        "val": 7
      },
      {
        "heading": "Fill in the blanks.",
        "qus": "The phenomenon of change in the direction of light from a polished surface or a mirror is called _____________. ",
        "ans": "reflection",
        "code": "FIB",
        "val": 8
      },
      {
        "heading": "Fill in the blanks.",
        "qus": "Objects which shine are known as _____________ objects.",
        "ans": "lustrous",
        "code": "FIB",
        "val": 9
      },
      {
        "heading": "Fill in the blanks.",
        "qus": "_____________ are the type of objects which do not shine.",
        "ans": "Non-lustrous",
        "code": "FIB",
        "val": 10
      }
    ],
    [],
    [],
    [],
    [],
    [],
    [],
    [
      {
        "heading": "Answer the following questions.",
        "qus": "Give two examples of transparent objects.",
        "ans": "Air and water are the two examples of transparent object.",
        "code": "AFQ",
        "options": null,
        "val": 1
      },{
        "heading": "Answer the following questions.",
        "qus": "Give two examples of opaque objects.",
        "ans": "Pencil, rubber are the two examples of opaque objects.",
        "code": "AFQ",
        "options": null,
        "val": 2
      },{
        "heading": "Answer the following questions.",
        "qus": "Give two examples of translucent objects.",
        "ans": "Butter paper, tracing paper are the two examples of translucent objects.",
        "code": "AFQ",
        "options": null,
        "val": 3
      },{
        "heading": "Answer the following questions.",
        "qus": "How are shadows produced?",
        "ans": "Shadows are formed when the light is not allowed to pass due to an opaque object.",
        "code": "AFQ",
        "options": null,
        "val": 4
      },{
        "heading": "Answer the following questions.",
        "qus": "Write two ways to convert a transparent object into translucent object.",
        "ans": "The ways to make a transparent object into translucent object are;<br> (A) By rubbing rough material on the surface.<br> (B) By applying an oil, butter or wax.",
        "code": "AFQ",
        "options": null,
        "val": 5
      },{
        "heading": "Answer the following questions.",
        "qus": "Is air around us always transparent? Discuss.",
        "ans": "No, the air around us is not always transparent because at the traffic signals, the smoke emitted from the vehicles mixes with the air and becomes difficult to see. Also, during the morning of winter season, fog also turns the transparent air into translucent and it becomes difficult to see through.",
        "code": "AFQ",
        "options": null,
        "val": 6
      },{
        "heading": "Answer the following questions.",
        "qus": "Explain how you would make a pinhole camera and what image you would observe.",
        "ans": "For making a pinhole camera, we will require two rectangular boxes such that one can slide into another box. Cut open one side of each box. On the opposite face of the larger box, small hole is made in the middle. Now, in the smaller box a small portion is cut out from the middle of the square in the box with translucent paper. Slide the smaller box into the larger one, in such a way that the side with tracing paper is inside.",
        "code": "AFQ",
        "options": null,
        "val": 7
      },{
        "heading": "Answer the following questions.",
        "qus": "Give one point of similarity between the formation of shadows and pinhole images.",
        "ans": "The similarity between the formation of shadows and pinhole images is that both forms the real shape of the object.",
        "code": "AFQ",
        "options": null,
        "val": 8
      },{
        "heading": "Answer the following questions.",
        "qus": "Describe a pinhole camera present in nature.",
        "ans": "Pinhole camera present in nature can be seen under a tree covered with large number of trees. When the sunlight falls from the trees, small patches of the light can be seen on the ground. The leaves act like a pinhole and this patches forms the circular image of the sun.",
        "code": "AFQ",
        "options": null,
        "val": 9
      },{
        "heading": "Answer the following questions.",
        "qus": "Describe an activity to show that light travels along a straight line.",
        "ans": "(A) Take a long piece of pipe or a rubber tube. Light a candle and fix it on a table at one end of the room.<br> (B) Try to look through the pipe by standing at the other part of the room.<br> (C) After trying, bend the pipe a little left or right. After bending the candle will not be visible as the light only travels in straight line",
        "code": "AFQ",
        "options": null,
        "val": 10
      },{
        "heading": "Answer the following questions.",
        "qus": "Describe an activity to show that a mirror changes the direction of light falling on it.",
        "ans": "In a dark room, keep a mirror at certain distance and keep your fingers on the mirror of the torch and switch it on. Allow the light to go in the form of beams and fall on the mirror. Try to change the position of the fingers, in such a way that the light reflects and falls on the other side of the room. This can prove that the mirror changes the direction of light falling on it.",
        "code": "AFQ",
        "options": null,
        "val": 11
      },
	  
      {
        "heading": "Answer the following questions.",
        "qus": "Describe an activity which gives us an idea about how light travels and gets reflected.",
        "ans": "(A) Fix a comb on one side of a large thermo Col sheet and fix the mirror on one of the side.<br> (B) Spread a dark coloured sheet of paper between the mirror and the comb.<br> (C) Now, throw a beam of light using a torch. We can see that a similar pattern of the comb on the surface which is because of the reflection of the light.",
        "code": "AFQ",
        "options": null,
        "val": 12,
        "option1": [],
        "option2": [],
        "option3": [],
        "option4": [],
        "aoption1": [],
        "aoption2": [],
        "aoption3": [],
        "aoption4": null,
        "pic": {
          "image": null,
          "width": null,
          "height": null
        },
        "ansimg": {
          "image": null,
          "width": null,
          "height": null
        }
      }
    ],
    [],
    [],
    [],
    [{
      
	    "heading": "Picture-based questions.",
        "qus": "You have 3 opaque strips with very small holes of different shapes as shown in the figure below. If you obtain an image of the sun on a wall through these holes, will the image formed by these holes be the same or different?",
        "ans": "The image obtained will be the same in all the three cases.",
        "code": "PBQ",
        "options": null,
        "val": 1,
        "option1": [],
        "option2": [],
        "option3": [],
        "option4": [],
        "aoption1": [],
        "aoption2": [],
        "aoption3": [],
        "aoption4": null,
        "pic": {
          "image": "ch11a1.jpg",
          "width": "400",
          "height": "118"
        },
        "ansimg": {
          "image": null,
          "width": null,
          "height": null
        }
      },
      {
         "heading": "Picture-based questions.",
        "qus": "Observe the picture given in the figure. A sheet of some material is placed at position ‘P’, still the patch of light is obtained on the screen. What is the type of material of this sheet?",
        "ans": "A sheet of transparent material is placed at ‘P’.",
        "code": "PBQ",
        "options": null,
        "val": 2,
        "option1": [],
        "option2": [],
        "option3": [],
        "option4": [],
        "aoption1": [],
        "aoption2": [],
        "aoption3": [],
        "aoption4": null,
        "pic": {
          "image": "ch11a2.jpg",
          "width": "230",
          "height": "193"
        },
        "ansimg": {
          "image": null,
          "width": null,
          "height": null
        }
      },
      {
        "heading": "Picture-based questions.",
        "qus": "Three torches A, B and C shown in the figure are switched on one by one. The light from which of the torches will not form a shadow of the ball on the screen?",
        "ans": "The light of torch at position C will not form a shadow of the ball on the screen.",
        "code": "PBQ",
        "options": null,
        "val": 3,
        "option1": [],
        "option2": [],
        "option3": [],
        "option4": [],
        "aoption1": [],
        "aoption2": [],
        "aoption3": [],
        "aoption4": null,
        "pic": {
          "image": "ch11a3.jpg",
          "width": "250",
          "height": "202"
        },
        "ansimg": {
          "image": null,
          "width": null,
          "height": null
        }
      },
	  {
         "heading": "Picture-based questions.",
        "qus": "A torch is placed at two different positions A and B, one by one, as shown in the figure.<br> The shape of the shadow obtained in two positions is shown below.<br> Match the position of the torch and shape of the shadow of the ball.",
        "ans": "A → a<br> B → b",
        "code": "PBQ",
        "options": null,
        "val": 5,
        "option1": [],
        "option2": [],
        "option3": [],
        "option4": [],
        "aoption1": [],
        "aoption2": [],
        "aoption3": [],
        "aoption4": null,
        "pic": {
          "image": "ch11a4.jpg",
          "width": "279",
          "height": "400"
        },
        "ansimg": {
          "image": null,
          "width": null,
          "height": null
        }
      },
      {
         "heading": "Picture-based questions.",
        "qus": "A sheet of plywood, a piece of muslin cloth and that of a transparent glass, all of the same size and shape were placed at A one by one in the arrangement shown in the figure below. Will the shadow be formed in each case? If yes, how will the shadow on the screen be different in each case? Give reasons for your answer.",
        "ans": "Shadow will not be formed in each case. Shadow will be formed by the sheet of plywood and the piece of muslin cloth. The sheet of plywood will form a dark shadow as it blocks the path of light completely. The piece of muslin cloth will form a lighter shadow as it allow light to pass through it partially.",
        "code": "PBQ",
        "options": null,
        "val": 5,
        "option1": [],
        "option2": [],
        "option3": [],
        "option4": [],
        "aoption1": [],
        "aoption2": [],
        "aoption3": [],
        "aoption4": null,
        "pic": {
          "image": "ch11a5.jpg",
          "width": "240",
          "height": "138"
        },
        "ansimg": {
          "image": null,
          "width": null,
          "height": null
        }
      },
      {
        "heading": "Picture-based questions.",
        "qus": "In the figure given below, a flower made of thick coloured paper has been pasted on the transparent glass sheet. What will the shape and colour of the shadow seen on the screen be?",
        "ans": "The shadow formed will be dark and of the shape of the flower along with the stalk.",
        "code": "PBQ",
        "options": null,
        "val": 6,
        "option1": [],
        "option2": [],
        "option3": [],
        "option4": [],
        "aoption1": [],
        "aoption2": [],
        "aoption3": [],
        "aoption4": null,
        "pic": {
          "image": "ch11a6.jpg",
          "width": "235",
          "height": "133"
        },
        "ansimg": {
          "image": null,
          "width": null,
          "height": null
        }
      }],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [
      
    ],
    []
  ],
  "ctt": "ch11_ctt",
  "ctco": "ch11_ctco",
  "dtf": "ch11_dtf",
  "un": "ch11_un",
  "snc": "ch11_snc",
  "jtf": "ch11_jtf",
  "afq": "ch11_afq",
  "pbq": "ch11_pbq",
  "gowf": "ch11_gowf",
  "afow": "ch11_afow",
  "cs": "ch11_cs",
  "map": "ch11_map",
  "grade": "Grade 6",
  "mcq": "ch11_mcq",
  "vsaq": "ch11_vsaq",
  "fib": "ch11_fib",
  "grf": "ch11_grf",
  "nf": "ch11_nf",
  "saq": "ch11_saq",
  "mtf": "ch11_mtf",
  "yn": "ch11_yn",
  "laq": "ch11_laq",
  "co": "ch11_co",
  "tf": "ch11_tf"
},
{
  "subject": "Science",
  "chapter": "ch12",
  "chapterName": "Chapter 12 - Electricity and Circuits",
  "all": [
    [
      {
        "heading": "Multiple Choice Question.",
        "qus": "Choose from the options (a), (b), (c) and (d) from the given figures which shows the correct direction of current.",
        "ans": null,
        "code": "MCQ",
        "width": null,
        "height": null,
        "optn": null,
        "options": [
          "ch12b1a.jpg",
          "ch12b1b.jpg",
          "ch12b1c.jpg",
          "ch12b1d.jpg"
        ],
		"ansimg": {
          "image": "ch12b1b.jpg",
          "width": "145",
          "height": "113"
        },
		
        "val": 1
      },
      {
        "heading": "Multiple Choice Question.",
        "qus": "Choose the incorrect statement.",
        "ans": "(a) A switch is the source of electric current in a circuit.",
        "code": "MCQ",
        "width": null,
        "height": null,
        "optn": null,
        "options": [
          "(a) A switch is the source of electric current in a circuit.",
          "(b) A switch helps to complete or break the circuit.",
          "(c) A switch helps us to use electricity as per our requirement.",
          "(d) When the switch is open there is an air gap between its terminals."
        ],
        "val": 2
      },
      {
        "heading": "Multiple Choice Question.",
        "qus": "In an electric bulb, light is produced due to the glowing of",
        "ans": "(d) gases inside glass case of the bulb.",
        "code": "MCQ",
        
        "optn": null,
        "options": [
          "(a) the glass case of the bulb.",
          "(b) the thin filament.",
          "(c) the thick wires supporting the filament.",
          "(d) gases inside glass case of the bulb."
        ],
		
        "val": 3
      },
      {
        "heading": "Multiple Choice Question.",
        "qus": "In the arrangement shown in the figure below, the bulb will not glow if the ends A and B are connected with:",
        "ans": "(b) A metal clip",
        "code": "MCQ",
        "width": null,
        "height": null,
        "optn": null,
        "options": [
          "(a) A steel spoon",
          "(b) A metal clip",
          "(c) A plastic clip",
          "(d) A copper wire."
        ],
		"pic": {
          "image": "ch12b2.jpg",
          "width": "250",
          "height": "138"
        },
        "val": 4
      },
      {
        "heading": "Multiple Choice Question.",
        "qus": "In the circuit shown in the figure, when the switch is moved to ‘ON’ position,",
        "ans": "(d) all bulbs will glow together.",
        "code": "MCQ",
        "width": null,
        "height": null,
        "optn": null,
        "options": [
          "(a) the bulb A will glow first.",
          "(b) the bulb B will glow first.",
          "(c) the bulb C will glow first.",
          "(d) all bulbs will glow together."
        ],
		"pic": {
          "image": "ch12b3.jpg",
          "width": "350",
          "height": "128"
        },
        "val": 5
      },
      {
        "heading": "Multiple Choice Question.",
        "qus": "Filament of a torch bulb is",
        "ans": "(d) a thin wire.",
        "code": "MCQ",
        "width": null,
        "height": null,
        "optn": null,
        "options": [
          "(a) a metal case.",
          "(b) metal tip at the centre of the base.",
          "(c) two thick wires.",
          "(d) a thin wire."
        ],
		
        "val": 6
      },
      {
        "heading": "Multiple Choice Question.",
        "qus": "If you are running short of wires, you can use a",
        "ans": "(d) steel spoon.",
        "code": "MCQ",
        "width": null,
        "height": null,
        "optn": null,
        "options": [
          "(a) glass bangle.",
          "(b) thick thread.",
          "(c) rubber pipe.",
          "(d) steel spoon."
        ],
        "val": 7
      },
      {
        "heading": "Multiple Choice Question.",
        "qus": "Which of the following materials is not a conductor of electricity?",
        "ans": "(d) Wood",
        "code": "MCQ",
        "width": null,
        "height": null,
        "optn": null,
        "options": [
          "(a) Aluminium",
          "(b) Copper",
          "(c) Human body",
          "(d) Wood"
        ],
		
        "val": 8
      }
    ],
    [{
        "heading": "State True or False.",
        "qus": "\n\t\t Electric current can flow through metals. \n\t\t_________\n\t",
        "ans": "False",
        "code": "TF",
        "val": 1
      },
      {
        "heading": "State True or False.",
        "qus": "\n\t\tInstead of metal wires, a jute string can be used to make a circuit.\n\t\t_________\n\t",
        "ans": "True",
        "code": "TF",
        "val": 2
      },
      {
        "heading": "State True or False.",
        "qus": "\n\t\tElectric current can pass through a sheet of thermocol.\n\t\t_________\n\t",
        "ans": "False",
        "code": "TF",
        "val": 3
      }],
    [],
     [
      {
        "heading": "Fill in the blanks.",
        "qus": "An electric cell has two __________, one positive and one negative.",
        "ans": "poles",
        "code": "FIB",
        "val": 1
      },
      {
        "heading": "Fill in the blanks.",
        "qus": " ____________ is a thin wire inside the bulb which glows.",
        "ans": "Filament",
        "code": "FIB",
        "val": 2
      },
      {
        "heading": "Fill in the blanks.",
        "qus": "____________ is the positive terminal in an electric cell.",
        "ans": "Metal cap",
        "code": "FIB",
        "val": 3
      },
      {
        "heading": "Fill in the blanks.",
        "qus": "The bulb glows only when _____________ flows through it.",
        "ans": "current",
        "code": "FIB",
        "val": 4
      },
      {
        "heading": "Fill in the blanks.",
       "qus": "In an electric cell, the direction of current is taken from __________terminal to _________terminal.",
        "ans": "positive, negative",
        "code": "FIB",
        "val": 5
      },
      
      {
        "heading": "Fill in the blanks.",
        "qus": "If the bulb has _____________, it will not glow even if it is connected to the cell.",
        "ans": "fused",
        "code": "FIB",
        "val": 6
      },
      {
        "heading": "Fill in the blanks.",
        "qus": "A ______________ is a simple device that is used to either break the electric circuit or complete it.",
        "ans": "switch",
        "code": "FIB",
        "val": 7
      },
      {
        "heading": "Fill in the blanks.",
        "qus": "In the switch made with wooden board and safety pins, the bulb will glow only if the pin is ______________with drawing pins.",
        "ans": "connected",
        "code": "FIB",
        "val": 8
      },
      {
        "heading": "Fill in the blanks.",
        "qus": "Materials which allow electric current to pass through them are known as _____________ ",
        "ans": "conductors",
        "code": "FIB",
        "val": 9
      },
      {
        "heading": "Fill in the blanks.",
        "qus": " _____________ do not allow electric current to pass through them.",
        "ans": "Insulators",
        "code": "FIB",
        "val": 10
      },
      {
        "heading": "Fill in the blanks.",
        "qus": "Our body is a _____________ of electricity.",
        "ans": "conductor",
        "code": "FIB",
        "val": 11
      },
      {
        "heading": "Fill in the blanks.",
        "qus": "Switches, electrical plugs and sockets are made up of _____________ ",
        "ans": "conductors",
        "code": "FIB",
        "val": 12
      }
    ],
    [],
    [],
    [],
    [],
    [],
    [],
    [
     {
        "heading": "Answer the following questions.",
        "qus": "Name some devices in which cells are used.",
        "ans": "Remote, wristwatches, toys are some of the devices in which cells are used.",
        "code": "AFQ",
        "options": null,
        "val": 1
      },{
        "heading": "Answer the following questions.",
        "qus": "Which energy is converted into electrical energy in an electric cell?",
        "ans": "In an electric cell, chemical energy is converted to electrical energy.",
        "code": "AFQ",
        "options": null,
        "val": 2
      },{
        "heading": "Answer the following questions.",
        "qus": "What is an electric circuit?",
        "ans": "A path in which electric current flows from the source to the devices is known as electric circuit.",
        "code": "AFQ",
        "options": null,
        "val": 3
      },{
        "heading": "Answer the following questions.",
        "qus": "Explain how a bulb glows when it is switched on?",
        "ans": "When a switch is turned on, the electric current pass from the positive terminal to negative terminal of the battery. During this flow of energy, it also goes through the bulb in which a thin filament is present. When the current pass through the filament, the bulb glows as the chemical in the filament charges up.",
        "code": "AFQ",
        "options": null,
        "val": 4
      },{
        "heading": "Answer the following questions.",
        "qus": "What do you understand by a fused bulb? Why does it not light up when the switch is on?",
        "ans": "When the filament of the bulb is broken, it can be said that the bulb is fused. The bulb does not light up when switched on because as the filament is broken, the electric circuit is not completed and the bulb cannot glow.",
        "code": "AFQ",
        "options": null,
        "val": 5
      },{
        "heading": "Answer the following questions.",
        "qus": "How can you make a simple switch?",
        "ans": "Insert a drawing pin into the ring at one end of the safety pin and fix it on the thermo col sheet. Fix the other drawing pin on the thermo col in such a way that free end of the safety pin can touch it. Hence, the safety pin attached will work as a switch.",
        "code": "AFQ",
        "options": null,
        "val": 6
      },{
        "heading": "Answer the following questions.",
        "qus": "Why do we need a switch in a circuit?",
        "ans": "A switch is used in a circuit so that we can ON/OFF the supply of the current in the circuit whenever necessary and avoid the person for getting electric shock. It also prevents the wastage of the electric current when it is not in use.",
        "code": "AFQ",
        "options": null,
        "val": 7
      },{
        "heading": "Answer the following questions.",
        "qus": "What are conductors? Give two examples.",
        "ans": "Materials which allows the electric current to pass through them, are known as conductors. Human body, iron nails etc are the examples of conductors.",
        "code": "AFQ",
        "options": null,
        "val": 8
      },{
        "heading": "Answer the following questions.",
        "qus": "What are insulators? Give two examples.",
        "ans": "Materials which does not allow the electric current to pass through them, are known as insulators. Wooden block, rubber are the examples of insulators.",
        "code": "AFQ",
        "options": null,
        "val": 9
      },{
        "heading": "Answer the following questions.",
        "qus": "Which type of material is used to make wires? Give two examples.",
        "ans": "Insulating material is used to make the wire. Copper and aluminium are the two examples of the insulating material which are used to make wires.",
        "code": "AFQ",
        "options": null,
        "val": 10
      },{
        "heading": "Answer the following questions.",
        "qus": "Why do electricians use rubber gloves while working with electricity?",
        "ans": "As our body is conductor of electricity, we can get electric shocks when we touch any open electric appliance. Hence, electricians use rubber gloves while working with electricity because the gloves are made up of insulating material which prevent the person from getting electric shocks.",
        "code": "AFQ",
        "options": null,
        "val": 11
      }
    ],
    [],
    [],
    [],
    [{
      
	    "heading": "Picture-based questions.",
        "qus": "In which of the following circuits A, B and C given in the figure, will the cell be used up very rapidly?",
        "ans": "In the circuit A, the cell will be used up very rapidly.",
        "code": "PBQ",
        "options": null,
        "val": 1,
        "option1": [],
        "option2": [],
        "option3": [],
        "option4": [],
        "aoption1": [],
        "aoption2": [],
        "aoption3": [],
        "aoption4": null,
        "pic": {
          "image": "ch12a1.jpg",
          "width": "400",
          "height": "115"
        },
        "ansimg": {
          "image": null,
          "width": null,
          "height": null
        }
      },
      {
         "heading": "Picture-based questions.",
        "qus": "The given figure shows a bulb with its different parts marked as 1, 2, 3, 4 and 5. Label the terminals of the bulb?",
        "ans": "Labels 3 and 4 mark the terminals of the bulb.",
        "code": "PBQ",
        "options": null,
        "val": 2,
        "option1": [],
        "option2": [],
        "option3": [],
        "option4": [],
        "aoption1": [],
        "aoption2": [],
        "aoption3": [],
        "aoption4": null,
        "pic": {
          "image": "ch12a2.jpg",
          "width": "160",
          "height": "157"
        },
        "ansimg": {
          "image": null,
          "width": null,
          "height": null
        }
      },
      {
        "heading": "Picture-based questions.",
        "qus": "Draw an electric circuit with an electric cell, a bulb and a switch.",
        "ans": null,
        "code": "PBQ",
        "options": null,
        "val": 3,
        "option1": [],
        "option2": [],
        "option3": [],
        "option4": [],
        "aoption1": [],
        "aoption2": [],
        "aoption3": [],
        "aoption4": null,
        
        "ansimg": {
          "image": "ch12a3.jpg",
          "width": "200",
          "height": "161"
        }
      },
	  {
         "heading": "Picture-based questions.",
        "qus": "A torch requires 3 cells. Show the arrangement of the cells, with a diagram, inside the torch so that the bulb glows.",
        "ans": null,
        "code": "PBQ",
        "options": null,
        "val": 5,
        "option1": [],
        "option2": [],
        "option3": [],
        "option4": [],
        "aoption1": [],
        "aoption2": [],
        "aoption3": [],
        "aoption4": null,
        
        "ansimg": {
          "image": "ch12a4.jpg",
          "width": "500",
          "height": "133"
        }
      }],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [
      
    ],
    []
  ],
  "ctt": "ch12_ctt",
  "ctco": "ch12_ctco",
  "dtf": "ch12_dtf",
  "un": "ch12_un",
  "snc": "ch12_snc",
  "jtf": "ch12_jtf",
  "afq": "ch12_afq",
  "pbq": "ch12_pbq",
  "gowf": "ch12_gowf",
  "afow": "ch12_afow",
  "cs": "ch12_cs",
  "map": "ch12_map",
  "grade": "Grade 6",
  "mcq": "ch12_mcq",
  "vsaq": "ch12_vsaq",
  "fib": "ch12_fib",
  "grf": "ch12_grf",
  "nf": "ch12_nf",
  "saq": "ch12_saq",
  "mtf": "ch12_mtf",
  "yn": "ch12_yn",
  "laq": "ch12_laq",
  "co": "ch12_co",
  "tf": "ch12_tf"
},
{
  "subject": "Science",
  "chapter": "ch13",
  "chapterName": "Chapter 13 - Fun with Magnets",
  "all": [
    [
      {
        "heading": "Multiple Choice Question.",
        "qus": "Observe the pictures A and B given in the figure carefully.<br> Which of the following statements is correct for the above given pictures?",
        "ans": "(d) In A, cars 1 and 2 will move away and in B, cars 3 and 4 will come closer to each other.",
        "code": "MCQ",
        "width": null,
        "height": null,
        "optn": null,
        "options": ["(a) In A, cars 1 and 2 will come closer and in B, cars 3 and 4 will come closer.",
          "(b) In A, cars 1 and 2 will move away from each other and in B, cars 3 and 4 will move away.",
          "(c) In A, cars 1 and 2 will move away and in B, cars 3 and 4 will come closer to each other.",
          "(d) In A, cars 1 and 2 will move away and in B, cars 3 and 4 will come closer to each other."
          
        ],
		"pic": {
          "image": "ch13b1.jpg",
          "width": "265",
          "height": "154"
        },
        "val": 1
      },
      {
        "heading": "Multiple Choice Question.",
        "qus": "The arrangement to store two magnets is shown by figures (a), (b), (c) and (d) given below. Which one of them is the correct arrangement?",
        "ans": "ch13b1b.jpg",
        "code": "MCQ",
        "width": null,
        "height": null,
        "optn": null,
        "options": [
		  "ch13b1a.jpg",
          "ch13b1b.jpg",
          "ch13b1c.jpg",
          "ch13b1d.jpg"
        ],
		"ansimg": {
          "image": "ch13b1b.jpg",
          "width": "200",
          "height": "77"
        },
        "val": 2
      },
      {
        "heading": "Multiple Choice Question.",
        "qus": "Three magnets A, B and C were dipped one by one in a heap of iron filings. The figure below shows the amount of iron filings sticking to them. The strength of these magnets will be",
        "ans": "(a) A>B>C",
        "code": "MCQ",
        
        "optn": null,
        "options": [
          "(a) A>B>C",
          "(b) A<B<C",
          "(c) A=B=C",
          "(d) A<B>C"
        ],
		"pic": {
          "image": "ch13b2.jpg",
          "width": "150",
          "height": "166"
        },
        "val": 3
      },
      {
        "heading": "Multiple Choice Question.",
        "qus": "North pole of a magnet can be identified by",
        "ans": "(a) another magnet having its poles marked as North pole and South pole.",
        "code": "MCQ",
        "width": null,
        "height": null,
        "optn": null,
        "options": [
          "(a) another magnet having its poles marked as North pole and South pole.",
          "(b) another magnet no matter whether the poles are marked or not.",
          "(c) using an iron bar.",
          "(d) using iron filings."
        ],
		
        "val": 4
      },
      {
        "heading": "Multiple Choice Question.",
        "qus": "A bar magnet is immersed in a heap of iron filings and pulled out. The amount of iron fillings clinging to the",
        "ans": "(a) north pole is almost equal to the south pole.",
        "width": null,
        "height": null,
        "optn": null,
        "options": [
          "(a) north pole is almost equal to the south pole.",
          "(b) north pole is much more than the south pole.",
          "(c) north pole is much less than the south pole.",
          "(d) magnet will be same all along its length."
        ],
		
        "val": 5
      }
    ],
    [{
        "heading": "State True or False.",
        "qus": "\n\t\t A cylindrical magnet has only one pole. \n\t\t_________\n\t",
        "ans": "False",
        "code": "TF",
        "val": 1
      },
      {
        "heading": "State True or False.",
        "qus": "\n\t\t Artificial magnets were discovered in Greece.\n\t\t_________\n\t",
        "ans": "False",
        "code": "TF",
        "val": 2
      },
      {
        "heading": "State True or False.",
        "qus": "\n\t\tSimilar poles of a magnet repel each other.\n\t\t_________\n\t",
        "ans": "True",
        "code": "TF",
        "val": 3
      },
      {
        "heading": "State True or False.",
        "qus": "\n\t\tBar magnets always point towards North-South direction.\n\t\t_________\n\t",
        "ans": "True",
        "code": "TF",
        "val": 4
      },
      {
        "heading": "State True or False.",
        "qus": "\n\t\tRubber is a magnetic material.\n\t\t_________\n\t",
        "ans": "False",
        "code": "TF",
        "val": 5
      }
	  ],
    [],
     [
      {
        "heading": "Fill in the blanks.",
        "qus": "The materials which get attracted towards a magnet are called __________.",
        "ans": "magnetic",
        "code": "FIB",
        "val": 1
      },
      {
        "heading": "Fill in the blanks.",
        "qus": " ____________ materials do not get attracted towards magnet.",
        "ans": "Non-magnetic",
        "code": "FIB",
        "val": 2
      },
      {
        "heading": "Fill in the blanks.",
        "qus": "Plastic is an example of ____________ type of material.",
        "ans": "non-magnetic",
        "code": "FIB",
        "val": 3
      },
      {
        "heading": "Fill in the blanks.",
        "qus": "Naturally occuring magnetite contains _____________.",
        "ans": "magnetite",
        "code": "FIB",
        "val": 4
      },
      {
        "heading": "Fill in the blanks.",
       "qus": " __________ magnets are prepared in different shapes.",
        "ans": "Artificial",
        "code": "FIB",
        "val": 5
      },
      
      {
        "heading": "Fill in the blanks.",
        "qus": "Iron filings get attracted more towards the _____________ of a magnet.",
        "ans": "end",
        "code": "FIB",
        "val": 6
      },
      {
        "heading": "Fill in the blanks.",
        "qus": "A magnet always has ______________ poles.",
        "ans": "two",
        "code": "FIB",
        "val": 7
      },
      {
        "heading": "Fill in the blanks.",
        "qus": "A ______________ is pivoted in magnetic compass which can rotate freely.",
        "ans": "magnetized needle",
        "code": "FIB",
        "val": 8
      },
      {
        "heading": "Fill in the blanks.",
        "qus": "The needle of magnetic compass indicates _____________ direction when it comes to rest.",
        "ans": "north-south",
        "code": "FIB",
        "val": 9
      },
      {
        "heading": "Fill in the blanks.",
        "qus": "North poles of two magnets _____________ each other.",
        "ans": "repels",
        "code": "FIB",
        "val": 10
      },
      {
        "heading": "Fill in the blanks.",
        "qus": "North pole and South pole of magnets _____________ each other.",
        "ans": "attracts",
        "code": "FIB",
        "val": 11
      },
      {
        "heading": "Fill in the blanks.",
        "qus": "Bar magnets should be separated by a piece of _____________ to store safely.",
        "ans": "wood",
        "code": "FIB",
        "val": 12
      },
      {
        "heading": "Fill in the blanks.",
        "qus": "Leather is a _______________ material.",
        "ans": "non-magnetic",
        "code": "FIB",
        "val": 13
      }
    ],
    [],
    [
      {
        "heading": "Match the Following.",
        "qus": "       ",
        "ans": "1. (d),  2. (c), 3. (a),  4. (b)",
        "code": "MTF",
        "options": null,
        "val": 1,
        "option1": [
          {
            "image": "1. Magnet attracts",
            "width": null,
            "height": null
          },
          {
            "image": "2. Magnet can be repelled",
            "width": null,
            "height": null
          },
          {
            "image": "3. Magnet if suspended freely",
            "width": null,
            "height": null
          },
          {
            "image": "4. Poles of the magnet can be identified by",
            "width": null,
            "height": null
          }
        ],
        "option2": [
          {
            "image": "(a) Rests along a particular direction",
            "width": null,
            "height": null
          },
          {
            "image": "(b) Iron",
            "width": null,
            "height": null
          },
          {
            "image": "(c) By another magnet",
            "width": null,
            "height": null
          },
          {
            "image": "(d) Iron filings",
            "width": null,
            "height": null
          }
        ],
      },
	  {
        "heading": "Match the Following.",
		"qus": "        ",
        "ans": "1. (d),  2. (e), 3. (b),  4. (a),  5. (c)",
        "code": "MTF",
        "options": null,
        "val": 2,
        "option1": [
          {
            "image": "1. Boat gets attracted towards the magnet.",
            "width": null,
            "height": null
          },
          {
            "image": "2. Boat is not affected by the magnet.",
            "width": null,
            "height": null
          },
          {
            "image": "3. Boat moves towards the magnet if north pole of the magnet is brought towards its head.",
            "width": null,
            "height": null
          },
          {
            "image": "4. Boat moves away from magnet if north pole is brought towards its head.",
            "width": null,
            "height": null
          },
          {
            "image": "5. Boat floats without changing its direction.",
            "width": null,
            "height": null
          }
        ],
        "option2": [
          {
            "image": "(a) Boat is fitted with a magnet with north pole towards its head.",
            "width": null,
            "height": null
          },
          {
            "image": "(b) Boat is fitted with a magnet with south pole towards its head.",
            "width": null,
            "height": null
          },
          {
            "image": "(c) Boat has a small magnet fixed along its length.",
            "width": null,
            "height": null
          },
          {
            "image": "(d) Boat is made up of magnetic material.",
            "width": null,
            "height": null
          },
          {
            "image": "(e) Boat is made up of magnetic material.",
            "width": null,
            "height": null
          }
        ]
      }
    ],
    [],
    [],
    [],
    [],
    [
     {
        "heading": "Answer the following questions.",
        "qus": "Define a magnet.",
        "ans": "A piece of a material, which have the property to attract other material having the properties similar to iron, is known as a magnet.",
        "code": "AFQ",
        "options": null,
        "val": 1
      },{
        "heading": "Answer the following questions.",
        "qus": "Give examples of artificial magnets.",
        "ans": "Bar magnets, horse shoe-shaped magnets are the examples of artificial magnets.",
        "code": "AFQ",
        "options": null,
        "val": 2
      },{
        "heading": "Answer the following questions.",
        "qus": "Give two names of non-magnetic materials.",
        "ans": "Plastic, wood are the two names of non-magnetic material.",
        "code": "AFQ",
        "options": null,
        "val": 3
      },{
        "heading": "Answer the following questions.",
        "qus": "How will you test that ‘tea dust’ is not adulterated with iron powder?",
        "ans": "We can test that ‘tea dust’ is not adulterated with iron powder by bringing a piece of magnet near the powder. If all the particles of the powder sticks to the magnet, then there is no tea dust adulterated with iron powder.",
        "code": "AFQ",
        "options": null,
        "val": 4
      },{
        "heading": "Answer the following questions.",
        "qus": "Where are the poles of a bar magnet located?",
        "ans": "The poles of a bar magnet are located on the edge of the magnet.",
        "code": "AFQ",
        "options": null,
        "val": 5
      },{
        "heading": "Answer the following questions.",
        "qus": "How will you determine the north pole and the south pole of a magnet?",
        "ans": "(A) Bring a magnetic compass close to the magnet and both should not touch each other.<br> (B) Allow the magnetic needle of the compass to rotate and align. We can see that one end of the magnet will point towards the North direction.<br> (C) From it, it can be said that the point showing the north direction is actually a south pole as the opposite poles of magnets attracts each other.",
        "code": "AFQ",
        "options": null,
        "val": 6
      },{
        "heading": "Answer the following questions.",
        "qus": "Suggest an activity to prepare a magnetic compass by using an iron needle and a bar magnet.",
        "ans": "(A) Rub one side of the iron needle on the bar magnet to magnetize it.<br> (B) Insert the magnetized needle through a piece of cork and allow it to float in the water in such a way that the needle does not touch the water.<br> (C) Rotate the cork with the help of a needle fixed in it to locate the directions. Hence, the magnetic compass is ready to use.",
        "code": "AFQ",
        "options": null,
        "val": 7
      },{
        "heading": "Answer the following questions.",
        "qus": "How is a compass used to find directions?",
        "ans": "The compass is kept at a place where we wish to know the direction and the magnetized needle will locate the direction accordingly.",
        "code": "AFQ",
        "options": null,
        "val": 8
      },{
        "heading": "Answer the following questions.",
        "qus": "How did the travellers in olden days find the directions while travelling?",
        "ans": "The travelers in olden days used to find the directions by suspending a piece of natural magnet with the help of a thread.",
        "code": "AFQ",
        "options": null,
        "val": 9
      },{
        "heading": "Answer the following questions.",
        "qus": "A bar magnet has no markings to indicate its poles. How would you find out its north pole?",
        "ans": "Take a bar magnet and put a mark on one of its end.<br> Tie the magnet from the middle with the help of a thread and allow it to suspend freely. The magnet when comes to rest, shows North-South direction. Thus, the pole showing north direction will be considered as the North pole, while the pole showing southern direction, is considered as South pole.",
        "code": "AFQ",
        "options": null,
        "val": 10
      },{
        "heading": "Answer the following questions.",
        "qus": "You are given an iron strip. How will you convert it into a magnet?",
        "ans": "Take a bar magnet and keep in contact with one of its poles with one edge of the iron. Without lifting the bar magnet, move it along the length of the iron bar till you reach the other end. Lift the magnet and bring the pole to the same point of the iron bar from which we began. Move the magnet again along the iron bar in the same direction as did before. Repeat the process for 30-40 times and check whether it has converted into the magnet by bringing few iron nails near to it.",
        "code": "AFQ",
        "options": null,
        "val": 11
      },{
        "heading": "Answer the following questions.",
        "qus": "Suggest an activity to prepare a magnetic compass by using an iron needle and a bar magnet.",
        "ans": "(A) Rub one side of the iron needle on the bar magnet to magnetize it.<br> (B) Insert the magnetized needle through a piece of cork and allow it to float in the water in such a way that the needle does not touch the water.<br> (C) Rotate the cork with the help of a needle fixed in it to locate the directions. Hence, the magnetic compass is ready to use.",
        "code": "AFQ",
        "options": null,
        "val": 12
      },{
        "heading": "Answer the following questions.",
        "qus": "When does a magnet lose its properties?",
        "ans": "Magnets lose their properties if they are heated, hammered or dropped from some height. They can also lose their properties if they are not stored properly.",
        "code": "AFQ",
        "options": null,
        "val": 13
      },{
        "heading": "Answer the following questions.",
        "qus": "How should a horseshoe magnet be stored?",
        "ans": "A horse-shoe magnet should be stored by keeping a piece of iron across the poles.",
        "code": "AFQ",
        "options": null,
        "val": 14
      },{
        "heading": "Answer the following questions.",
        "qus": "Name some appliances near which magnets should not be kept.",
        "ans": "Magnets should not be kept near the applications like mobiles, music systems, CDs, computer etc.",
        "code": "AFQ",
        "options": null,
        "val": 15
      },{
        "heading": "Answer the following questions.",
        "qus": "Four identical iron bars were dipped in a heap of iron filings one by one the given figure shows the amount of iron filings sticking to each of them.<br>(a) Which of the iron bars is likely to be the strongest magnet?<br>(b) Which of the iron bars is not a magnet? Justify your answer.",
        "ans": "(a) Magnet (a) is the strongest as it has the highest amount of iron filings stick to it.<br>(b) Magnet (b) is not a magnet as no iron filings is stuck to it.",
        "code": "AFQ",
        "options": null,
        "val": 16,
		 "pic": {
          "image": "ch13a1.jpg",
          "width": "350",
          "height": "151"
        },
        "ansimg": {
          "image": null,
          "width": null,
          "height": null
        }
      },
	  {
        "heading": "Answer the following questions.",
        "qus": "A toy car has a bar magnet hidden inside its body along its length. Using another magnet how will you find out which pole of the magnet is facing the front of the car?",
        "ans": "If the front of the toy car gets attracted to the north pole of the given magnet then it is the south pole of the bar magnet hidden inside the car.",
        "code": "AFQ",
        "options": null,
        "val": 17
		
      },
	  {
        "heading": "Answer the following questions.",
        "qus": "Column I shows different positions in which one pole of a magnet is placed near that of the other. Column II indicates the resulting action between them for each situation. Fill in the blanks.",
        "ans": "N-N – Repulsion<br>N-S – Attraction<br> S-N – Attraction<br> N-N – Repulsion",
        "code": "AFQ",
        "options": null,
        "val": 18,
		 "pic": {
          "image": "ch13a2.jpg",
          "width": "350",
          "height": "135"
        },
        "ansimg": {
          "image": null,
          "width": null,
          "height": null
        }
		
      }
    ],
    [],
    [],
    [],
    [{
      
	    "heading": "Picture-based questions.",
        "qus": "The figure given below shows a magnetic compass. What will happen to the position of its needle if you bring a bar magnet near it?<br>Draw a diagram to show the effect on the needle on bringing the bar magnet near it. Also draw the diagram to show the effect when the other end of the bar magnet is brought near it.",
        "ans": "The magnetic needle of the compass will get deflected.",
        "code": "PBQ",
        "options": null,
        "val": 1,
        "option1": [],
        "option2": [],
        "option3": [],
        "option4": [],
        "aoption1": [],
        "aoption2": [],
        "aoption3": [],
        "aoption4": null,
        "pic": {
          "image": "ch13c1.jpg",
          "width": "190",
          "height": "115"
        },
        "ansimg": {
          "image": "ch13c1a.jpg",
          "width": "360",
          "height": "129"
        }
      },
      {
         "heading": "Picture-based questions.",
        "qus": "A bar magnet is cut into two pieces A and B from the middle as shown in the figure. Will the two pieces act as individual magnets?<br> Mark the poles of these two pieces. Suggest an activity to verify your answer.",
        "ans": "The poles of the pieces can be verified by the method of repulsion. By bringing two pieces closer to each other, we can verify their poles easily.",
        "code": "PBQ",
        "options": null,
        "val": 2,
        "option1": [],
        "option2": [],
        "option3": [],
        "option4": [],
        "aoption1": [],
        "aoption2": [],
        "aoption3": [],
        "aoption4": null,
        "pic": {
          "image": "ch13c2.jpg",
          "width": "400",
          "height": "65"
        },
        "ansimg": {
          "image": "ch13c2a.jpg",
          "width": "308",
          "height": "90"
        }
      }],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    []
  ],
  "ctt": "ch13_ctt",
  "ctco": "ch13_ctco",
  "dtf": "ch13_dtf",
  "un": "ch13_un",
  "snc": "ch13_snc",
  "jtf": "ch13_jtf",
  "afq": "ch13_afq",
  "pbq": "ch13_pbq",
  "gowf": "ch13_gowf",
  "afow": "ch13_afow",
  "cs": "ch13_cs",
  "map": "ch13_map",
  "grade": "Grade 6",
  "mcq": "ch13_mcq",
  "vsaq": "ch13_vsaq",
  "fib": "ch13_fib",
  "grf": "ch13_grf",
  "nf": "ch13_nf",
  "saq": "ch13_saq",
  "mtf": "ch13_mtf",
  "yn": "ch13_yn",
  "laq": "ch13_laq",
  "co": "ch13_co",
  "tf": "ch13_tf"
},
{
  "subject": "Science",
  "chapter": "ch14",
  "chapterName": "Chapter 14 - Water",
  "all": [
    [
      {
        "heading": "Multiple Choice Question.",
        "qus": "Which of the following activities does not involve use of water?",
        "ans": "(d) Drying wet clothes",
        "code": "MCQ",
        "width": null,
        "height": null,
        "optn": null,
        "options": ["(a) Washing clothes",
          "(b) Bathing",
          "(c) Cleaning utensils",
          "(d) Drying wet clothes"
          
        ],
		
        "val": 1
      },
      {
       "heading": "Multiple Choice Question.",
        "qus": "In which of the following activities will you use least amount of water?",
        "ans": "(b) Brushing teeth",
        "code": "MCQ",
        "width": null,
        "height": null,
        "optn": null,
        "options": ["(a) Bathing",
          "(b) Brushing teeth",
          "(c) Washing clothes",
          "(d) Mopping a room"
          
        ],
        "val": 2
      },
      {
        "heading": "Multiple Choice Question.",
        "qus": "The quantity of water required to produce one page of your book is",
        "ans": "(c) two glasses.",
        "code": "MCQ",
        "width": null,
        "height": null,
        "optn": null,
        "options": ["(a) one bucket.",
          "(b) ten buckets.",
          "(c) two glasses.",
          "(d) few drops."
          
        ],
		
        "val": 3
      },
      {
        "heading": "Multiple Choice Question.",
        "qus": "Water in our tap comes from a",
        "ans": "(d) river, lake or well.",
        "code": "MCQ",
        "width": null,
        "height": null,
        "optn": null,
        "options": ["(a) river",
          "(b) lake",
          "(c) well",
          "(d) river, lake or well."
          
        ],
		
        "val": 4
      },
      {
        "heading": "Multiple Choice Question.",
        "qus": "In which of the following cases evaporation of water will be slowest?",
        "ans": "(c) A glass of water kept in a room.",
        "code": "MCQ",
        "width": null,
        "height": null,
        "optn": null,
        "options": ["(a) A tray of water kept in sunlight.",
          "(b) A kettle of water kept on a burner.",
          "(c) A glass of water kept in a room.",
          "(d) A bucket of water kept on rooftop."
          
        ],
		
        "val": 5
      },
	  {
        "heading": "Multiple Choice Question.",
        "qus": "Transpiration is a process in which plants",
        "ans": "(d) release water vapour.",
        "code": "MCQ",
        "width": null,
        "height": null,
        "optn": null,
        "options": ["(a) receive water from soil.",
          "(b) absorb water vapour from air.",
          "(c) prepare food from water.",
          "(d) release water vapour."
          
        ],
		
        "val": 6
      },
      {
       "heading": "Multiple Choice Question.",
        "qus": "Clouds are",
        "ans": "(a) tiny drops of water floating in air.",
        "code": "MCQ",
        "width": null,
        "height": null,
        "optn": null,
        "options": ["(a) tiny drops of water floating in air.",
          "(b) mixture of dust and water vapour.",
          "(c) particles of water vapour.",
          "(d) rain drops in air"
          
        ],
        "val": 7
      },
      {
        "heading": "Multiple Choice Question.",
        "qus": "Wells are fed by",
        "ans": "(d) ground water.",
        "code": "MCQ",
        "width": null,
        "height": null,
        "optn": null,
        "options": ["(a) pond water.",
          "(b) lake water.",
          "(c) rain water.",
          "(d) ground water."
          
        ],
		
        "val": 8
      },
      {
        "heading": "Multiple Choice Question.",
        "qus": "Floods cause extensive damage to",
        "ans": "(d) all of the above",
        "code": "MCQ",
        "width": null,
        "height": null,
        "optn": null,
        "options": ["(a) crops.",
          "(b) property and human life.",
          "(c) domestic animals.",
          "(d) all of the above"
          
        ],
		
        "val": 9
      },
      {
        "heading": "Multiple Choice Question.",
        "qus": "“Catch the water where it falls” is the basic idea behind",
        "ans": "(c) rainwater harvesting.",
        "code": "MCQ",
        "width": null,
        "height": null,
        "optn": null,
        "options": ["(a) recycling of water.",
          "(b) making dams to store water.",
          "(c) rainwater harvesting.",
          "(d) condensation of water vapour."
          
        ],
		
        "val": 10
      }
    ],
    [{
        "heading": "State True or False.",
        "qus": "\n\t\t Water vapour is present in air only during monsoon. \n\t\t_________\n\t",
        "ans": "False",
        "code": "TF",
        "val": 1
      },
      {
        "heading": "State True or False.",
        "qus": "\n\t\t Water evaporates into air from oceans, rivers and lakes but not from the soil.\n\t\t_________\n\t",
        "ans": "False",
        "code": "TF",
        "val": 2
      },
      {
        "heading": "State True or False.",
        "qus": "\n\t\t The process of water changing into its vapour is called evaporation. \n\t\t_________\n\t",
        "ans": "True",
        "code": "TF",
        "val": 3
      },
      {
        "heading": "State True or False.",
        "qus": "\n\t\t The evaporation of water takes place only in sunlight. \n\t\t_________\n\t",
        "ans": "True",
        "code": "TF",
        "val": 4
      },
      {
        "heading": "State True or False.",
        "qus": "\n\t\tWater vapour condenses to form tiny droplets of water in the upper layers of air where it is cooler.\n\t\t_________\n\t",
        "ans": "True",
        "code": "TF",
        "val": 5
      }
	  ],
    [],
     [
      {
        "heading": "Fill in the blanks.",
        "qus": "The water that we get from tap is supplied through __________.",
        "ans": "pipes",
        "code": "FIB",
        "val": 1
      },
      {
        "heading": "Fill in the blanks.",
        "qus": " ____________ part of the Earth is covered with water.",
        "ans": "Two third",
        "code": "FIB",
        "val": 2
      },
      {
        "heading": "Fill in the blanks.",
        "qus": "The water available in seas and oceans has ____________ dissolved in it.",
        "ans": "salts",
        "code": "FIB",
        "val": 3
      },
      {
        "heading": "Fill in the blanks.",
        "qus": "During daytime, the water from resources like lake, pond, sea, ocean etc. converts into vapour because of _____________.",
        "ans": "heat",
        "code": "FIB",
        "val": 4
      },
      {
        "heading": "Fill in the blanks.",
       "qus": "The water from the plants is also released in the air in the form of vapour through the process of ____________.",
        "ans": "transpiration",
        "code": "FIB",
        "val": 5
      },
      
      {
        "heading": "Fill in the blanks.",
        "qus": "Water vapour enters the air through the process of _____________ and ______________.",
        "ans": "evaporation,transpiration",
        "code": "FIB",
        "val": 6
      },
      {
        "heading": "Fill in the blanks.",
        "qus": "The process of _____________ plays an important role in bringing back water to the Earth’s surface.",
        "ans": "condensation",
        "code": "FIB",
        "val": 7
      },
      {
        "heading": "Fill in the blanks.",
        "qus": "The tiny drops of water, formed by condensation of water vapour present in the air, are called ______________.",
        "ans": "droplets",
        "code": "FIB",
        "val": 8
      },
      {
        "heading": "Fill in the blanks.",
        "qus": "Some of the water that falls on land as rain, flows in the form of ___________ and ___________.",
        "ans": "streams, rivers",
        "code": "FIB",
        "val": 9
      },
      {
        "heading": "Fill in the blanks.",
        "qus": "Water of some rivers flows into _____________.",
        "ans": "lakes",
        "code": "FIB",
        "val": 10
      },
      {
        "heading": "Fill in the blanks.",
        "qus": "Water drawn with the help of handpump or tubewell is known as _____________.",
        "ans": "groundwater",
        "code": "FIB",
        "val": 11
      },
      {
        "heading": "Fill in the blanks.",
        "qus": "The circulation of water between land and ocean is called _____________.",
        "ans": "water cycle",
        "code": "FIB",
        "val": 12
      }
    ],
    [],
    [],
    [],
    [],
    [],
    [],
    [
     {
        "heading": "Answer the following questions.",
        "qus": "List six activities in our daily life for which water is necessary.",
        "ans": "Water is necessary in activities of daily life like drinking, brushing, bathing, washing dishes, cooking, cleaning floor etc.",
        "code": "AFQ",
        "options": null,
        "val": 1
      },{
        "heading": "Answer the following questions.",
        "qus": "Name the important sources of water.",
        "ans": "Lakes, rivers, oceans and wells are the important sources of water.",
        "code": "AFQ",
        "options": null,
        "val": 2
      },{
        "heading": "Answer the following questions.",
        "qus": "Why cannot we use water from the seas and oceans for drinking?",
        "ans": "We cannot use water from the seas and oceans for drinking because they contain many dissolved salts in it.",
        "code": "AFQ",
        "options": null,
        "val": 3
      },{
        "heading": "Answer the following questions.",
        "qus": "Name one factor that causes evaporation.",
        "ans": "Heat due to the sunlight is one factor that causes evaporation.",
        "code": "AFQ",
        "options": null,
        "val": 4
      },{
        "heading": "Answer the following questions.",
        "qus": "Why do we see water droplets on the outer surface of a glass containing ice-cold water?",
        "ans": "The cold surface of the glass containing iced water, cools the air around it, and the water vapour of the air condenses on the surface of the glass.",
        "code": "AFQ",
        "options": null,
        "val": 5
      },{
        "heading": "Answer the following questions.",
        "qus": "Why do clothes dry quickly on a sunny day as compared to that on a cloudy day?",
        "ans": "During sunny days, the air gets warmer quickly due to the sunlight and converts the water in the clothes to vapour due to evaporation, while on cloudy day the air takes longer amount of time to evaporate as the amount of sunlight reduces due to the clouds. Hence, the clothes dry quickly on a sunny day as compared to that on a cloudy day.",
        "code": "AFQ",
        "options": null,
        "val": 6
      },{
        "heading": "Answer the following questions.",
        "qus": "What do you mean by the term ‘groundwater’?",
        "ans": "The water which is not evaporated and reeps into the ground, is known as groundwater.",
        "code": "AFQ",
        "options": null,
        "val": 7
      },{
        "heading": "Answer the following questions.",
        "qus": "Explain briefly the water cycle that takes place naturally.",
        "ans": "The water from the surface of the earth goes into air as a vapour due to the sunlight. The vapour gets condensed and forms water droplets and returns to the earth as a rain, hail or as snow. Later, the water from these bodies goes back to the oceans, river or lake. The one complete cycle is known as water cycle of the earth.",
        "code": "AFQ",
        "options": null,
        "val": 8
      },{
        "heading": "Answer the following questions.",
        "qus": "In which form does the water from the clouds get back on Earth?",
        "ans": "The water from the clouds get back on Earth in the form of rain, hail or snow.",
        "code": "AFQ",
        "options": null,
        "val": 9
      },{
        "heading": "Answer the following questions.",
        "qus": "What do you mean by flood?",
        "ans": "An overflow of a large amount of water beyond its normal limit, spreading across dry lands is known as flood.",
        "code": "AFQ",
        "options": null,
        "val": 10
      },{
        "heading": "Answer the following questions.",
        "qus": "What are the effects of flood?",
        "ans": "Floods can affect the marine animals as they get carried away with the water and often gets trapped on the land and gets killed. The flood can also uproot the trees, plants and crops in the field causing damage to the people.",
        "code": "AFQ",
        "options": null,
        "val": 11
      },{
        "heading": "Answer the following questions.",
        "qus": "What are the effects of drought?",
        "ans": "Due to drought, there can be difficulty in getting food and water. The soil can become scarce and crops cannot be cultivated. The marine animals in the ponds and lakes can die as the water gets evaporated.",
        "code": "AFQ",
        "options": null,
        "val": 12
      },{
        "heading": "Answer the following questions.",
        "qus": "List three main factors that are leading to water shortage.",
        "ans": "The three main factors that leads to water shortage are;<br> (a) Excess use to water<br> (b) Lack of water source in comparison to the users<br> (c) Pollution of the water",
        "code": "AFQ",
        "options": null,
        "val": 13
      },{
        "heading": "Answer the following questions.",
        "qus": "What do you mean by rainwater harvesting?",
        "ans": "Collecting rainwater and storing it for later use, is known as rainwater harvesting",
        "code": "AFQ",
        "options": null,
        "val": 14
      },{
        "heading": "Answer the following questions.",
        "qus": "Describe two techniques of rainwater harvesting.",
        "ans": "Two techniques of rainwater harvesting are;<br> (1) Rooftop rainwater harvesting : In this type, the water from the rooftop to a storage tank which is later filtered before using.<br>(2) In this method, the water is allowed to go into the ground directly from the roadside drains that collect rainwater.",
        "code": "AFQ",
        "options": null,
        "val": 15
      },{
        "heading": "Answer the following questions.",
        "qus": "State for each of the following whether it is due to evaporation or condensation:<br> (a) Water drops appear on the outer surface of a glass containing cold water.<br>(b) Fog appearing on a cold winter morning.<br>(c) Blackboard dries up after wiping it.<br>(d) Steam rising from wet clothes when they are ironed.",
        "ans": "(a) Condensation<br>(b) Condensation<br>(c) Evaporation<br>(d)Evaporation",
        "code": "AFQ",
        "options": null,
        "val": 16
      }
    ],
    [],
    [],
    [],
    [{
      
	    "heading": "Picture-based questions.",
        "qus": "Look at the figure:",
        "ans": "Washing clothes, Bathing.",
        "code": "PBQ",
        "options": null,
        "val": 1,
        "option1": [],
        "option2": [],
        "option3": [],
        "option4": [],
        "aoption1": [],
        "aoption2": [],
        "aoption3": [],
        "aoption4": null,
        "pic": {
          "image": "ch14c1.jpg",
          "width": "310",
          "height": "215"
        },
        "ansimg": {
          "image": null,
          "width": null,
          "height": null,
        }
      },
      {
         "heading": "Picture-based questions.",
        "qus": "Draw a diagram to show how sea water reaches a lake or a pond.",
        "ans": null,
        "code": "PBQ",
        "options": null,
        "val": 2,
        "option1": [],
        "option2": [],
        "option3": [],
        "option4": [],
        "aoption1": [],
        "aoption2": [],
        "aoption3": [],
        "aoption4": null,
        "pic": {
          "image": null,
          "width": null,
          "height": null,
        },
        "ansimg": {
          "image": "ch14c2a.jpg",
          "width": "350",
          "height": "222"
        }
      },
      {
         "heading": "Picture-based questions.",
        "qus": "Explain the process of rooftop rainwater harvesting with the help of a suitable diagram.",
        "ans": "In this process, the rainwater from the rooftop are carried to the storage tank with the help of pipes. This water can also contain some amount of dirt in the form of soil, hence it needs to be filtered before using the water.",
        "code": "PBQ",
        "options": null,
        "val": 3,
        "option1": [],
        "option2": [],
        "option3": [],
        "option4": [],
        "aoption1": [],
        "aoption2": [],
        "aoption3": [],
        "aoption4": null,
        "pic": {
          "image": null,
          "width": null,
          "height": null,
        },
        "ansimg": {
          "image": "ch14c3a.jpg",
          "width": "350",
          "height": "139"
        }
      }
	  ],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    []
  ],
  "ctt": "ch14_ctt",
  "ctco": "ch14_ctco",
  "dtf": "ch14_dtf",
  "un": "ch14_un",
  "snc": "ch14_snc",
  "jtf": "ch14_jtf",
  "afq": "ch14_afq",
  "pbq": "ch14_pbq",
  "gowf": "ch14_gowf",
  "afow": "ch14_afow",
  "cs": "ch14_cs",
  "map": "ch14_map",
  "grade": "Grade 6",
  "mcq": "ch14_mcq",
  "vsaq": "ch14_vsaq",
  "fib": "ch14_fib",
  "grf": "ch14_grf",
  "nf": "ch14_nf",
  "saq": "ch14_saq",
  "mtf": "ch14_mtf",
  "yn": "ch14_yn",
  "laq": "ch14_laq",
  "co": "ch14_co",
  "tf": "ch14_tf"
},
{
  "subject": "Science",
  "chapter": "ch15",
  "chapterName": "Chapter 15 - Air Around Us",
  "all": [
    [
      {
        "heading": "Multiple Choice Question.",
        "qus": "Which of the following statements is incorrect?",
        "ans": "(d) Air is present everywhere but not in soil.",
        "code": "MCQ",
        "width": null,
        "height": null,
        "optn": null,
        "options": [
          "(a) All living things require air to breathe.",
          "(b) We can feel air but we cannot see it.",
          "(c) Moving air makes it possible to fly a kite.",
          "(d) Air is present everywhere but not in soil."
        ],
        "val": 1
      },
      {
        "heading": "Multiple Choice Question.",
        "qus": "Wind does not help in the movement of which of the following?",
        "ans": "(b) Weather cock",
        "code": "MCQ",
        "width": null,
        "height": null,
        "optn": null,
        "options": [
          "(a) Firki",
          "(b) Weather cock",
          "(c) Ceiling fan",
          "(d) Sailing yacht"
        ],
        "val": 2
      },
      {
        "heading": "Multiple Choice Question.",
        "qus": "What is not true about air?",
        "ans": "(d) It has no role in water cycle.",
        "code": "MCQ",
        "width": null,
        "height": null,
        "optn": null,
        "options": [
          "(a) It makes the windmill rotate.",
          "(b) It helps in the movement of aeroplane.",
          "(c) Birds can fly due to presence of air.",
          "(d) It has no role in water cycle."
        ],
        "val": 3
      },
      {
        "heading": "Multiple Choice Question.",
        "qus": "Mountaineers carry oxygen cylinders with them because",
        "ans": "(b) there is deficiency of oxygen on mountains at high altitude.",
        "code": "MCQ",
        "width": null,
        "height": null,
        "optn": null,
        "options": [
          "(a) there is no oxygen on high mountains.",
          "(b) there is deficiency of oxygen on mountains at high altitude.",
          "(c) oxygen is used for cooking.",
          "(d) oxygen keeps them warm at low temperature."
        ],
        "val": 4
      },
      {
        "heading": "Multiple Choice Question.",
        "qus": "Ajay took an empty plastic bottle, turned it upside down and dipped its open mouth into a bucket filled with water. He then tilted the bottle slightly and made the following observations. <br> (i) Bubbles of air came out from the bottle.<br> (ii) Some water entered the bottle.<br> (iii) Nitrogen came out in the form of bubbles, and oxygen got dissolved in water.<br> (iv) No bubbles formed, only water entered the bottle.<br> Which observations is/are correct?",
        "ans": "(a) (i) and (ii)",
        "code": "MCQ",
        "width": null,
        "height": null,
        "optn": null,
        "options": [
          "(a) (i) and (ii)",
          "(b) (iv) only",
          "(c) (iii) and (iv)",
          "(d) (i) only"
        ],
        "val": 5
      },
      {
        "heading": "Multiple Choice Question.",
        "qus": "Which of the following components of air is present in the largest amount in the atmosphere?",
        "ans": "(a) Nitrogen",
        "code": "MCQ",
        "width": null,
        "height": null,
        "optn": null,
        "options": [
          "(a) Nitrogen",
          "(b) Oxygen",
          "(c) Water vapour",
          "(d) Carbon dioxide"
        ],
        "val": 6
      },
      {
        "heading": "Multiple Choice Question.",
        "qus": "The components of air which are harmful to living beings are",
        "ans": "(c) dust and smoke.",
        "code": "MCQ",
        "width": null,
        "height": null,
        "optn": null,
        "options": [
          "(a) nitrogen and carbon dioxide.",
          "(b) dust and water vapour.",
          "(c) dust and smoke.",
          "(d) smoke and water vapour."
        ],
        "val": 7
      },
      {
       
        "heading": "Multiple Choice Question.",
        "qus": "Usha took a lump of dry soil in a glass and added water to it till it was completely immersed. She observed bubbles coming out. The bubbles contain",
        "ans": "(d) none of these.",
        "code": "MCQ",
        "width": null,
        "height": null,
        "optn": null,
        "options": [
          "(a) water vapour.",
          "(b) only oxygen.",
          "(c) air.",
          "(d) none of these."
        ],
        "val": 8
      },
      {
       
        "heading": "Multiple Choice Question.",
        "qus": "Air does not help in the movement of",
        "ans": "(b) Car",
        "code": "MCQ",
        "width": null,
        "height": null,
        "optn": null,
        "options": [
          "(a) Yacht",
          "(b) Car",
          "(c) Glider",
          "(d) Parachute"
        ],
        "val": 9
      }
    ],
    [
	{
   "heading": "State True or False.",
   "qus": "\n\t\t Plants consume oxygen for respiration. \n\t\t_________\n\t",
   "ans": "False",
   "code": "TF",
   "val": 1
  },
  {
   "heading": "State True or False.",
   "qus": "\n\t\t Plants produce oxygen during the process of making their own food. \n\t\t_________\n\t",
   "ans": "True",
   "code": "TF",
   "val": 2
  },
  {
   "heading": "State True or False.",
   "qus": "\n\t\t Air helps in the movement of sailing yachts and gliders but plays no role in the flight of birds and aeroplanes. \n\t\t_________\n\t",
   "ans": "False",
   "code": "TF",
   "val": 3
  },
  {
   "heading": "State True or False.",
   "qus": "\n\t\t Air does not occupy any space. \n\t\t_________\n\t",
   "ans": "True",
   "code": "TF",
   "val": 4
  }
	],
    [],
    [
      {
        "heading": "Fill in the blanks.",
        "qus": "When an empty bottle is tilted in a bucket filled with water, the air comes out in the form of ___________.",
        "ans": "bubbles",
        "code": "FIB",
        "val": 1
      },
      
      {
        "heading": "Fill in the blanks.",
        "qus": "We can see through the air. Hence it is _____________.",
        "ans": "transparent",
        "code": "FIB",
        "val": 2
      },
      {
        "heading": "Fill in the blanks.",
        "qus": "Mountaineers carry _______________ cylinders with them while climbing high mountains.",
        "ans": "oxygen",
        "code": "FIB",
        "val": 3
      },
      {
        "heading": "Fill in the blanks.",
        "qus": "The layer of air that surrounds the earth is known as _____________.",
        "ans": "atmosphere",
        "code": "FIB",
        "val": 4
      },
	  {
        "heading": "Fill in the blanks.",
        "qus": "Nitrogen takes up nearly _____________ of the space that air fills.",
        "ans": "78%",
        "code": "FIB",
        "val": 5
      },
      {
        "heading": "Fill in the blanks.",
        "qus": "The gas which supports burning is _____________.",
        "ans": "oxygen",
        "code": "FIB",
        "val": 6
      },
      {
        "heading": "Fill in the blanks.",
        "qus": "Oxygen and nitrogen together make up _____________ of the air.",
        "ans": "99%",
        "code": "FIB",
        "val": 7
      },
      {
        "heading": "Fill in the blanks.",
        "qus": "The tiny particles which we see moving in the beam of sunlight are ____________.",
        "ans": "dust particles",
        "code": "FIB",
        "val": 8
      },
      {
        "heading": "Fill in the blanks.",
        "qus": "We inhale air when we breathe through our _____________.",
        "ans": "nostrils",
        "code": "FIB",
        "val": 9
      },
      {
        "heading": "Fill in the blanks.",
        "qus": "Plants and animals consume oxygen for respiration and produce _____________ .",
        "ans": "carbon dioxide",
        "code": "FIB",
        "val": 10
      },
      {
        "heading": "Fill in the blanks.",
        "qus": "_____________ in boiling water shows the presence of air in water.",
        "ans": "Bubbles",
        "code": "FIB",
        "val": 11
      },
      {
        "heading": "Fill in the blanks.",
        "qus": "The organisms that live in soil get oxygen through _____________ present in the soil.",
        "ans": "air",
        "code": "FIB",
        "val": 12
      },
      {
        "heading": "Fill in the blanks.",
        "qus": "_____________ are also used to generate electricity.",
        "ans": "wind mills",
        "code": "FIB",
        "val": 13
      },
      {
        "heading": "Fill in the blanks.",
        "qus": "The balance of oxygen and carbon dioxide in the atmosphere is maintained through _____________ by plants.",
        "ans": "photosynthesis",
        "code": "FIB",
        "val": 14
      },
      {
        "heading": "Fill in the blanks.",
        "qus": "_____________ makes the windmill rotate.",
        "ans": "The wind",
        "code": "FIB",
        "val": 15
      }
    ],
    [],
    [

	  {
        "heading": "Match the Following.",
        "qus": "      ",
        "ans": "1. (d),  2. (c), 3. (e),  4. (a),  5. (b)",
        "code": "MTF",
        "options": null,
        "val": 2,
        "option1": [
          {
            "image": "1. Weather cock",
            "width": null,
            "height": null
          },
          {
            "image": "2. Mountaineers",
            "width": null,
            "height": null
          },
          {
            "image": "3. Fine hair inside the nose",
            "width": null,
            "height": null
          },
          {
            "image": "4. Smoke",
            "width": null,
            "height": null
          },
          {
            "image": "5. Wind",
            "width": null,
            "height": null
          }
        ],
        "option2": [
          {
            "image": "(a) Gases and fine dust particles",
            "width": null,
            "height": null
          },
          {
            "image": "(b) Sailing yacht",
            "width": null,
            "height": null
          },
          {
            "image": "(c) Oxygen cylinders",
            "width": null,
            "height": null
          },
          {
            "image": "(d) Direction of air flow",
            "width": null,
            "height": null
          },
          {
            "image": "(e) Prevent dust particles",
            "width": null,
            "height": null
          }
        ]
      }
    ],
    [],
    [],
    [],
    [],
    [
      {
        "heading": "Answer the following questions.",
        "qus": "List three activities in our daily life which make us feel the presence of air.",
        "ans": "(A) Leaves of the trees rustling<br> (B) Fluttering of the pages of a book when fan is switched on<br> (C) Flying of a kite etc. Are the example of activities in our daily life which makes us fell the presence of air.",
        "code": "AFQ",
        "options": null,
        "val": 1
      },
      {
        "heading": "Answer the following questions.",
        "qus": "Describe an experiment to show that air occupies space.",
        "ans": "(A) Take an empty bottle and dip the open mouth of the bottle into the bucket filled with water.<br> (B) We can see that the bubbles will start coming on to the surface of the water, which shows that air was occupied in the bottle which came out.",
        "code": "AFQ",
        "options": null,
        "val": 2
      },
      {
        "heading": "Answer the following questions.",
        "qus": "What is atmosphere?",
        "ans": "The layer of the gases above the surface of the earth, is known as atmosphere.",
        "code": "AFQ",
        "options": null,
        "val": 3
      },
      {
        "heading": "Answer the following questions.",
        "qus": "What is the composition of air?",
        "ans": "The air consists of 78% of nitrogen, 21% of oxygen and 1% of other gases like carbon dioxide and water vapour.",
        "code": "AFQ",
        "options": null,
        "val": 4
      },{
        "heading": "Answer the following questions.",
        "qus": "Describe an activity to show that oxygen is necessary for burning and is present in air.",
        "ans": "Take two similar candles and place them on a table.Light the candles and cover one of the candle with the help of tumbler.It can be seen that the candle covered with the tumbler gets extinguished after sometime as oxygen inside the tumblers gets used.Thus, from this activity we can say that oxygen is necessary for burning and is present in air.",
        "code": "AFQ",
        "options": null,
        "val": 5
      },{
        "heading": "Answer the following questions.",
        "qus": "We feel suffocation in a closed room with some materials burning inside. Give reason.",
        "ans": "Because the burning material releases gases like carbon dioxide and carbon monoxide. These gases do not escape the room thereby causing problems in breathing.",
        "code": "AFQ",
        "options": null,
        "val": 6
      },{
        "heading": "Answer the following questions.",
        "qus": "How are dust particles prevented from getting into our respiratory system?",
        "ans": "Tiny hairs called cilia, covering the walls of air tubes, move the mucus upward and out into throat, where it is either coughed up and spat out, or swallowed. The air reaches tiny air sacs in inner part of lungs with dust particles that avoided the defenses in the nose and airways.",
        "code": "AFQ",
        "options": null,
        "val": 7
      },{
        "heading": "Answer the following questions.",
        "qus": "Why do factories have long chimneys?",
        "ans": "Long chimneys take the harmful smoke and gases produced in the factories high up in air so as to reduce its harmful effects on the ground.",
        "code": "AFQ",
        "options": null,
        "val": 8
      },{
        "heading": "Answer the following questions.",
        "qus": "How will you show that air is present in soil?",
        "ans": "Pour water on soil and you can see the tiny air bubbles in water which confirms the presence of air in dry soil. i.e., water filled up the spaces which were earlier filled with air.",
        "code": "AFQ",
        "options": null,
        "val": 9
      },{
        "heading": "Answer the following questions.",
        "qus": "Why do organisms living in the soil come out during monsoon for respiration?",
        "ans": "They have moist skin and they breathe oxygen through their skin. They like damp soil, but if the rain is very heavy, the oxygen in water-logged soil may run out. They come up into the air to breathe. Ex: Earthworm.",
        "code": "AFQ",
        "options": null,
        "val": 10
      },{
        "heading": "Answer the following questions.",
        "qus": "What is wind? Give its applications.",
        "ans": "(a) Wind is flow of gases on a large scale on surface of earth.<br>(b) Wind is used to produce electricity.",
        "code": "AFQ",
        "options": null,
        "val": 11
      },
	  
      {
        "heading": "Answer the following questions.",
        "qus": "During an incident of fire, one is advised to wrap a woollen blanket over a burning object. Give reason.",
        "ans": "Air present in between the thread of woollen blanket forms an insulating medium. It blocks the supply of oxygen getting to the fire and fire goes out.",
        "code": "AFQ",
        "options": null,
        "val": 12
      },
	  {
        "heading": "Answer the following questions.",
        "qus": "How do plants and animals help each other in the exchange of gases in the atmosphere?",
        "ans": "Plants take carbon dioxide during photosynthesis and release oxygen into the atmosphere. Animals and plants take oxygen and release carbon dioxide during respiration. Thus both plants and animals helps each other in exchange of gases in atmosphere.",
        "code": "AFQ",
        "options": null,
        "val": 13
      }
    ],
    [],
    [],
    [],
    [
      {
        "heading": "Picture-based questions.",
        "qus": "Observe the picture given in the figure carefully and answer the following questions:<br>(a) What is covering the nose and mouth of the traffic policeman?<br>(b) Why has he put a cover on his nose?<br>(c) Can you comment on air quality of the place shown in the figure?",
        "ans": "(a) Mask<br>(b) To stop dust particles and smoke, from entering his nose and body.<br>(c) The air quality is not good and the area is polluted.",
        "code": "PBQ",
        "option1": null,
        "option2": null,
        "option3": null,
        "aoption1": null,
        "aoption2": null,
        "aoption3": null,
        "pic": {
          "image": "ch15a1.jpg",
          "width": "250",
          "height": "254"
        },
        "ansimg": {
         "image": null,
          "width": null,
          "height": null,
        },
        "val": 1
      }
    ],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [
      {
        "heading": "Unscramble and answer.",
        "qus": "The letters of the words are jumbled. Arrange them and rewrite the words in the given space:\t\t\t\t________ (DILLMWIN)",
        "ans": "WINDMILL",
        "code": "UN",
        "val": 1
      },
      {
        "heading": "Unscramble and answer.",
         "qus": "The letters of the words are jumbled. Arrange them and rewrite the words in the given space:\t\t\t\t________ (YNOGXE)",
        "ans": "OXYGEN",
        "code": "UN",
        "val": 2
      },
      {
        "heading": "Unscramble and answer.",
         "qus": "The letters of the words are jumbled. Arrange them and rewrite the words in the given space:\t\t\t\t________ (MESKO)",
        "ans": "SMOKE",
        "code": "UN",
        "val": 3
      },
      {
        "heading": "Unscramble and answer.",
         "qus": "The letters of the words are jumbled. Arrange them and rewrite the words in the given space:\t\t\t\t________ (TUDS)",
        "ans": "DUST",
        "code": "UN",
        "val": 4
      }
    ],
    []
  ],
  "ctt": "ch15_ctt",
  "ctco": "ch15_ctco",
  "dtf": "ch15_dtf",
  "un": "ch15_un",
  "snc": "ch15_snc",
  "jtf": "ch15_jtf",
  "afq": "ch15_afq",
  "pbq": "ch15_pbq",
  "gowf": "ch15_gowf",
  "afow": "ch15_afow",
  "cs": "ch15_cs",
  "map": "ch15_map",
  "grade": "Grade 6",
  "mcq": "ch15_mcq",
  "vsaq": "ch15_vsaq",
  "fib": "ch15_fib",
  "grf": "ch15_grf",
  "nf": "ch15_nf",
  "saq": "ch15_saq",
  "mtf": "ch15_mtf",
  "yn": "ch15_yn",
  "laq": "ch15_laq",
  "co": "ch15_co",
  "tf": "ch15_tf"
},
{
  "subject": "Science",
  "chapter": "ch16",
  "chapterName": "Chapter 16 - Garbage In, Garbage Out",
  "all": [
    [
      {
        "heading": "Multiple Choice Question.",
        "qus": "The method of preparing compost with the help of earthworms is called",
        "ans": "(b) vermicomposting",
        "code": "MCQ",
        "width": null,
        "height": null,
        "optn": null,
        "options": ["(a) composting",
          "(b) vermicomposting",
          "(c) manuring",
          "(d) decomposing"
          
        ],
		
        "val": 1
      },
      {
       "heading": "Multiple Choice Question.",
        "qus": "If you dump kitchen waste in a pit, it may after sometime",
        "ans": "(a) convert into compost.",
        "code": "MCQ",
        "width": null,
        "height": null,
        "optn": null,
        "options": ["(a) convert into compost.",
          "(b) convert into vermicompost.",
          "(c) remain as such.",
          "(d) remain forever in its dried form."
          
        ],
        "val": 2
      },
      {
        "heading": "Multiple Choice Question.",
        "qus": "Which of the following activities does not reflect responsible behaviour with regard to waste disposal?",
        "ans": "(b) Waste collected in polythene bags disposal.",
        "code": "MCQ",
        "width": null,
        "height": null,
        "optn": null,
        "options": ["(a) Goods carried in paper bags or cloth bags.",
          "(b) Waste collected in polythene bags disposal.",
          "(c) Waste separated into those that degrade and those that do not.",
          "(d) Making handicrafts with used up notebooks."
          
        ],
		
        "val": 3
      },
      {
        "heading": "Multiple Choice Question.",
        "qus": "Paheli noted the following ill effects of the practice of burning dried leaves and other plant parts:<br>&nbsp; (i) Burning degrades the soil.<br>&nbsp;(ii) Burning produces harmful gases/fumes.<br>&nbsp;(iii) Precious raw materials to obtain manure at low cost are lost.<br>&nbsp;(iv) Lot of heat is generated unnecessarily.<br>Choose the correct reasons why we should not burn leaves:",
        "ans": "(b) (i), (ii), (iii), and (iv)",
        "code": "MCQ",
        "width": null,
        "height": null,
        "optn": null,
        "options": ["(a) (i), (ii) and (iv) only",
          "(b) (i), (ii), (iii), and (iv)",
          "(c) (ii) and (iii) only",
          "(d) (ii), (iii), and (iv) only"
          
        ],
		
        "val": 4
      },
      {
        "heading": "Multiple Choice Question.",
        "qus": "A garbage collector separates items mentioned below in the garbage into red, green and blue containers for their transfer to landfill, composting pit and recycling unit, respectively. Items:<br>&nbsp; (1) Plastic bags<br>&nbsp; (2) Newspaper and journals<br>&nbsp; (3) Screws and nuts<br>&nbsp; (4) Vegetable peels<br>&nbsp; (5) Metal chips<br>&nbsp; (6) Egg shells<br> Which items were transferred to which bin?",
        "ans": "(c) RED(1), (3) and (5), GREEN(4) and (6), BLUE(2) only",
        "code": "MCQ",
        "width": null,
        "height": null,
        "optn": null,
        "options": ["(a) RED(1) and (4), GREEN(2) and (3), BLUE(5) and (6)",
          "(b) RED(1) and (3), GREEN(2) and (5), BLUE(4) and (6)",
          "(c) RED(1), (3) and (5), GREEN(4) and (6), BLUE(2) only",
          "(d) RED(1) and (5), GREEN(2) and (4), BLUE(3) only"
          
        ],
		
        "val": 5
      },
	  {
        "heading": "Multiple Choice Question.",
        "qus": "The steps required for conversion of kitchen garbage into manure are given below in a jumbled form.<br>&nbsp;(i) Put garbage in a pit.<br>&nbsp;(ii) Cover the bottom of the pit with sand.<br>&nbsp;(iii) Cover the pit loosely with a gunny bag or grass.<br>&nbsp;(iv) Add worms.<br> Which of the following shows the correct sequence of the above steps?",
        "ans": "(b) (i); (ii); (iii); (iv)",
        "code": "MCQ",
        "width": null,
        "height": null,
        "optn": null,
        "options": ["(a) (ii); (i); (iii); (iv)",
          "(b) (i); (ii); (iii); (iv)",
          "(c) (ii); (iv); (i); (iii)",
          "(d) (iv); (i); (ii); (iii)"
          
        ],
		
        "val": 6
      }
    ],
    [],
    [],
     [
      {
        "heading": "Fill in the blanks.",
        "qus": " __________ is a low-lying open area where the non-useful components of garbage are dumped.",
        "ans": "Landfill",
        "code": "FIB",
        "val": 1
      },
      {
        "heading": "Fill in the blanks.",
        "qus": "The Prime Minister of India launched ______________ with an aim to create open defecation free–India.",
        "ans": "Swachh Bharat Mission (SBM)",
        "code": "FIB",
        "val": 2
      },
      {
        "heading": "Fill in the blanks.",
        "qus": "Useful components of garbage can be used to make ____________.",
        "ans": "manure",
        "code": "FIB",
        "val": 3
      },
      {
        "heading": "Fill in the blanks.",
        "qus": "_____________formed from the garbage is used for the plants.",
        "ans": "Manure",
        "code": "FIB",
        "val": 4
      },
      {
        "heading": "Fill in the blanks.",
       "qus": "The rotting and conversion of some materials into manure is called ____________.",
        "ans": "composting",
        "code": "FIB",
        "val": 5
      },
      
      {
        "heading": "Fill in the blanks.",
        "qus": "Redworms have _____________ which help them in grinding their food.",
        "ans": "gizzard",
        "code": "FIB",
        "val": 6
      },
      {
        "heading": "Fill in the blanks.",
        "qus": "The method of preparing compost with the help of redworms is called _____________ .",
        "ans": "vermicomposting",
        "code": "FIB",
        "val": 7
      },
      {
        "heading": "Fill in the blanks.",
        "qus": " ______________ and ______________ can be mixed with wastes, as they can help redworms in grinding their food.",
        "ans": "Egg shells, Sea shells",
        "code": "FIB",
        "val": 8
      }
    ],
    [],
    [],
    [],
    [],
    [],
    [],
    [
     {
        "heading": "Answer the following questions.",
        "qus": "What do you mean by composting? How is it done?",
        "ans": "The rotting and conversion of some matieral into manure is called ‘composting’. It is done by collecting garbage in pit for few days.",
        "code": "AFQ",
        "options": null,
        "val": 1
      },{
        "heading": "Answer the following questions.",
        "qus": "Government should make a law against burning of leaves and other plant products. Justify, giving two reasons.",
        "ans": "Because, buring of these leaves produces smoke and gases that are harmful to our health. Also it cannot be used in making compost which is useful for farmers.",
        "code": "AFQ",
        "options": null,
        "val": 2
      },{
        "heading": "Answer the following questions.",
        "qus": "What is vermicomposting?",
        "ans": "The method of preparing compost with help of garbage and redworms is called vermicomposting.",
        "code": "AFQ",
        "options": null,
        "val": 3
      },{
        "heading": "Answer the following questions.",
        "qus": "What is the function of gizzard in redworms?",
        "ans": "‘Gizzard’ helps the earthworms in grinding their food.",
        "code": "AFQ",
        "options": null,
        "val": 4
      },{
        "heading": "Answer the following questions.",
        "qus": "List four harmful effects of plastic wastes disposal.",
        "ans": "(i) It releases gases which may cause health problems like cancer.<br> (ii) Stray animals die due to swallowing of plastic bags.<br> (iii) Drains get chocked due to enter of plastic in sewer system.<br> (iv) Sometimes it spoil the food items stored in plastic bags.",
        "code": "AFQ",
        "options": null,
        "val": 5
      },{
        "heading": "Answer the following questions.",
        "qus": "What steps should we take to minimise the use of plastic bags?",
        "ans": "(i) Re-use the bags whenever it is possible.<br> (ii) Insist shopkeepers to use paper bags, and we should carry a jute bag or cloth when we go out for shopping.<br> (iii) Do not throw plastic bags here and there, after use.<br> (iv) Never burn plastic bags and other plastic items.",
        "code": "AFQ",
        "options": null,
        "val": 6
      },{
        "heading": "Answer the following questions.",
        "qus": "Suggest four measures that could help in reducing the amount of garbage we generate.",
        "ans": "(i) Use vermicomposting at home and deal with our kitchen waste usefully.<br> (ii) Recycle paper.<br> (iii) Use both sides of paper to write.<br> (iv) Do not put garbage in plastic bags and throw it away.",
        "code": "AFQ",
        "options": null,
        "val": 7
      },{
        "heading": "Answer the following questions.",
        "qus": "Read the items mentioned in Columns I and II and fill in the related process in Column III.",
        "ans": null,
        "code": "AFQ",
        "options": null,
        "val": 8,
        "option1": [],
        "option2": [],
        "option3": [],
        "option4": [],
        "aoption1": [],
        "aoption2": [],
        "aoption3": [],
        "aoption4": null,
        "pic": {
          "image": "ch16a1.jpg",
          "width": "500",
          "height": "76"
        },
        "ansimg": {
          "image": "ch16a1a.jpg",
          "width": "500",
          "height": "76"
        }
      },{
        "heading": "Answer the following questions.",
        "qus": "Read the poem written below and then answer the questions from the information gathered from the book or elsewhere.<br> (i) Name the two kinds of waste that need to be separated from each other in two different waste bins. <br> (ii) Name two items each of waste that need to be sent to a<br> (a) Landfill: <br> (b) for composting: ",
        "ans": "(i) Wet waste and Dry waste.<br>(a) Landfill: Building construction waste.<br> (b) for composting: Green waste such as, vegetable peels, kitchen wastes.",
        "code": "AFQ",
        "options": null,
        "val": 9,
        "option1": [],
        "option2": [],
        "option3": [],
        "option4": [],
        "aoption1": [],
        "aoption2": [],
        "aoption3": [],
        "aoption4": null,
        "pic": {
          "image": "ch16a2.jpg",
          "width": "254",
          "height": "150"
        }
      },{
        "heading": "Answer the following questions.",
        "qus": "Put a tick (✓) against the garbage items given in the Table which could be converted into manure. Put a cross (✘) against the others:",
        "ans": "",
        "code": "AFQ",
        "options": null,
        "val": 10,
        "option1": [],
        "option2": [],
        "option3": [],
        "option4": [],
        "aoption1": [],
        "aoption2": [],
        "aoption3": [],
        "aoption4": null,
        "pic": {
          "image": "ch16a3.jpg",
          "width": "400",
          "height": "185"
        },
        "ansimg": {
          "image": "ch16a3a.jpg",
          "width": "400",
          "height": "185"
        }
      },{
        "heading": "Answer the following questions.",
        "qus": "Given below are steps in vermicomposting and each step has been given a letter. Rearrange the steps in the correct sequence and write the letters on the chart provided.<br> A — Sprinkle water to keep it moist.<br> B — Cover with a gunny bag or grass.<br> C — Spread sand on the floor of the pit.<br> D — Place red worms in the pit.<br> E — Add vegetable peels and fruits waste in the pit.<br> F — Dig a pit in a suitable place in your garden.",
        "ans": "1 — F<br>2 — C<br>3 — E<br>4 — D<br>5 — A<br>6 — B",
        "code": "AFQ",
        "options": null,
        "val": 11
      }
    ],
    [],
    [],
    [],
    [{
      
	    "heading": "Picture-based questions.",
        "qus": "The pie charts A and B shown in the figure are based on waste segregation methods adopted by two families X and Y, respectively.<br>Which of the two families X and Y do you think is more environmentally conscious and why?",
        "ans": "Family X is more environmentally conscious because it uses less plastic and keeps it away from degradable waste material.",
        "code": "PBQ",
        "options": null,
        "val": 1,
        "option1": [],
        "option2": [],
        "option3": [],
        "option4": [],
        "aoption1": [],
        "aoption2": [],
        "aoption3": [],
        "aoption4": null,
        "pic": {
          "image": "ch16c1.jpg",
          "width": "500",
          "height": "225"
        },
        "ansimg": {
          "image": null,
          "width": null,
          "height": null,
        }
      }
	  ],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [],
    [
      
    ],
    []
  ],
  "ctt": "ch16_ctt",
  "ctco": "ch16_ctco",
  "dtf": "ch16_dtf",
  "un": "ch16_un",
  "snc": "ch16_snc",
  "jtf": "ch16_jtf",
  "afq": "ch16_afq",
  "pbq": "ch16_pbq",
  "gowf": "ch16_gowf",
  "afow": "ch16_afow",
  "cs": "ch16_cs",
  "map": "ch16_map",
  "grade": "Grade 6",
  "mcq": "ch16_mcq",
  "vsaq": "ch16_vsaq",
  "fib": "ch16_fib",
  "grf": "ch16_grf",
  "nf": "ch16_nf",
  "saq": "ch16_saq",
  "mtf": "ch16_mtf",
  "yn": "ch16_yn",
  "laq": "ch16_laq",
  "co": "ch16_co",
  "tf": "ch16_tf"
} 
   
]

Youez - 2016 - github.com/yon3zu
LinuXploit