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JAMB Biology 2010 Question 34

Question 34

Adaptation

I. Adoption of appropriate nocturnal habits
II. Burrowing.
III. Adjusting their internal body temperature.
IV. Possession of many sweat pores.
Which of the above are ways in which desert animals adapt to extreme heat of the environment?

  1. A.II and III only.
  2. B.I and II only.
  3. C.I, II and III only.
  4. D.I and IV only.
Show the answer and explanation

Answer: B (I and II only.)

Explanation

Desert animals avoid the heat by being active at night and hiding in cool burrows by day. Many sweat pores would waste scarce water.