C. Short Answer Type Questions
7. Why do animals migrate? Give two examples of migratory animals.
2. How do insects breathe?
3. Why cannot dolphin and whale breathe under water?
4. How do limb-less animals, like snake and worm, move?
Answers
Answered by
3
Answer:
Animals migrate in search of food and favourable conditions for living for example arctic tern and siberian crane ,,,,,, limb less animals move by the scales on their body like the snake and the earthworm like insects move by:-
Explanation:
elongation and contraction process
Answered by
2
Answer:
Insects breathe through openings in the thorax and abdomen called spiracles.
Explanation:
Non-mobile have low metabolic rates and need to take in less oxygen
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