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WAEC Biology 1988 Question 59

Question 59

Transport in Plants

Study the diagrams of plants I to V (succulent leaves, spines, scale leaves, broad leaves, tiny leaves).
The rate of transpiration will be highest in

Diagram for this question
  1. A.I
  2. B.II
  3. C.III
  4. D.IV
  5. E.V
Show the answer and explanation

Answer: D (IV)

Explanation

Broad leaves have the largest surface and most stomata, so plant IV loses the most water.