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JAMB Biology 1995 Question 9

Question 9

Homeostasis

Birds maintain their body temperature with the help of their

  1. A.blood which maintains constant temperature
  2. B.feathers which cover the body
  3. C.skin which conserves moisture
  4. D.veins which transport fluid of constant temperature to all body tissues.
Show the answer and explanation

Answer: B (feathers which cover the body)

Explanation

Feathers trap a layer of air that insulates the bird's body and reduces heat loss.