Question

7. A fish dies when taken out of water, whereas a wall lizard will die if kept under water. Mention the adaptations that allow fish and lizard to survive in their respective habitats.
8. Define a) migration b) hibernation
9. Give one example of an animal that can live in both water and on land.
10. Name the instrument used for measuring rainfall of a particular region.
11. How many taste buds are present on the tongue?
12. Mention any two adaptive features that help the penguins in swimming.
13. Name any two animals that can live in polar region and tropical rainforests.
14. Write two common adaptive features of a polar bear which help in keeping it warm.
15. Differentiate between the climate found in polar region and tropical rainforests.
16. Write one similarity and difference between the nutrition in animals and amoeba.
17. Describe the role of stomach in the human digestive system.
18. The tropical rainforest has a large population of animals. Explain.
19. Differentiate between weather and climate.
20. Give reason.
a) Animals of tundra and tropical regions are better adapted to their surroundings than human beings.
b) A polar bear is better adapted to its surroundings than the animals of the tropical rainforest.
c) Man does not have the inbuilt ability to adapt himself to changing weather conditions.

Answer 1

Animal that can live both on land and water is known as an amphibian.Example is frog.

Answer 2

Animal that can live both on land and water is known as an amphibian.Example is frog.