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JAMB Biology 2013 Question 10

Question 10

Animal Kingdom

Which of the following types of feathers is used for flight in birds?

  1. A.Filoplume.
  2. B.Covert.
  3. C.Down.
  4. D.Quill.
Show the answer and explanation

Answer: D (Quill.)

Explanation

Quill feathers on the wings and tail are long and stiff and push against the air in flight. Down feathers keep the bird warm.