| (i) Respiration |
| (ii) Reproduction |
| (iii) Adaptation |
| (iv) Excretion |
| Answer the following questions in one word or in a sentence only. |
| (i) What is habitat? |
| Answer the following questions in one word or in a sentence only. |
| (ii) What is measurement? |
| Answer the following questions in one word or in a sentence only. |
| (iii) How do we see the objects around us? |
| Answer the following questions in one word or in a sentence only. |
| (iv) Which material is used to make a permanent magnet? |
| Answer the following questions in one word or in a sentence only. |
| (v) Does condensation take place near the ground in winter mornings? |
| Answer the following questions in one word or in a sentence only. |
| (vi) Have you seen air? |
| Name the following: |
| (a) The nutrients which mainly give energy to our body. |
| (b) The nutrients that are needed for the growth and maintenance of our body. |
| (c) A vitamin required for maintaining good eye-sight. |
| Classify the following fibers as natural or synthetic: |
| nylon, wool, cotton, silk, polyester, jute. |
| Given below are the names of some objects and materials: Water, basketball, orange, sugar, globe, apple and earthen pitcher. Group them as? |
| (a) Round shaped and other shapes |
| (b) Eatable and non-eatables. |
| (i) Name and describe briefly a method which can be helpful in separating husk from grains. |
| (ii) What is the principle of this method? |
| Which of the following changes cannot be reversed? |
| (a) Blowing of a balloon |
| (b) Folding a paper to make a toy aeroplane |
| (c) Rolling a ball of dough to make roti |
| (d) Baking cake in an oven |
| (e) Drying a wet cloth |
| (f) Making biogas from cow dung |
| (g) Burning of candle |
| (i) Name the part of the plant which produces its food. Name this process. |
| (ii) In which part of a flower are you likely to find the ovary? |
| Answer the following : |
| (a) What is ball and socket joint? |
| (b) Which of the skull bones are movable? |
| (c) Why can our elbow not move backwards? |
| Fill in the blanks: |
| (a) One meter is ................... centimeter. |
| (b) Five kilometer is .................... meter. |
| (c) Motion of a child on a swing is ................. . |
| (i) A magnet was broken into five pieces. How many north poles will be present in broken pieces? |
| (ii) Should the containers used for storing harmful substances be used to make plastic bags? |
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