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JAMB Biology 1998 Question 48

Question 48

Adaptation

In the whistling pine, leaves are reduced to brown scales and young stems are green. This is an adaptation for

  1. A.obtaining food
  2. B.conserving nutrients
  3. C.storing water
  4. D.reducing transpiration.
Show the answer and explanation

Answer: D (reducing transpiration.)

Explanation

Tiny scale leaves have very little surface for water loss, so the green stems take over photosynthesis while transpiration is reduced.