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WAEC Agricultural Science 1992 Question 16

Question 16

Agricultural Ecology

Which of the following factors will cause etiolation in crops?

  1. A.Low humidity
  2. B.High light intensity
  3. C.High humidity
  4. D.Low temperature
  5. E.Absence of light.
Show the answer and explanation

Answer: E (Absence of light.)

Explanation

Plants grown without light become pale and spindly: this is etiolation.