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WAEC Biology 2018 Question 33

Question 33

Adaptation

Xerophytes have the following characteristics aimed at conserving water except

  1. A.thick cuticle.
  2. B.broad leaf surfaces.
  3. C.sunken stomata.
  4. D.waxy cuticle.
Show the answer and explanation

Answer: B (broad leaf surfaces.)

Explanation

Broad leaves lose a lot of water by transpiration. Xerophytes have small, narrow or spiny leaves instead, along with thick waxy cuticles and sunken stomata.