(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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