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BIOLOGY

JAMB 2010 - Question 9

Biology 2010 JAMB Past Questions - Question 9: The main function of the feathers covering the part labelled I is to

Use the diagram to answer questions 9 and 10

The main function of the feathers covering the part labelled I is to

A: generate heat to keep the animal warm

B: provide some power for flight

C: serve as insulator to maintain body heat

D: prevent ectoparasites from attacking the animal..

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Correct Answer

Explanation

C - Birds are warm blooded animals. They live mostly on trees exposed to wind. The part labelled is covered with feathers just like other parts of the body to insulate it from cold. The feathers trap air that reduces heat loss from the body.