Page 79 - Volt Elevate The World Around Us Book 4

Flex Your Brain

A. Write True or False. Also rectify the incorrect statements.

1. Spiders are insects because they have six legs. ____________
2. Silkworms provide us with silk. ____________

3. Termites damage wooden furniture. ____________
4. In a bee colony, the soldiers lay eggs. ____________

B. Choose the correct answer.

1. How many legs does an insect have?

(a) 4 (b) 6
(c) 8 (d) 10
2. Which insect has a tube-like mouth for sucking nectar?

(a) Mosquito (b) Butterfly
(c) Ant (d) Beetle

3. Which of these is not a social insect?
(a) Bee (b) Termite
(c) Spider (d) Ant

4. Which insect is responsible for spreading malaria?
(a) Housefly (b) Mosquito

(c) Locust (d) Termite
C. Match the following columns.

Column A Column B

1. Butterfly (a) Sucks blood
2. Mosquito (b) Sucks nectar

3. Silkworm (c) Lives in anthill
4. Ant (d) Damages crops

5. Locust (e) Gives silk

D. Answer the following questions.

1. What are the three main body parts of an insect?
2. How do bees help in pollination?

3. How do insects protect themselves from predators?

4. Name two harmful effects of insects.
5. Write one example of a terrestrial food chain.

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