WAEC Biology 2002 Question 7

Question 7

Transport in Plants

Which of the following will cause wilting in plants?

  1. A.Humidity
  2. B.Coldness
  3. C.Adequate soil water
  4. D.Excessive transpiration.
Show the answer and explanation

Answer: D (Excessive transpiration.)

Explanation

When a plant loses water by transpiration faster than its roots can take it up, its cells lose turgor and the plant wilts.