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WAEC Agricultural Science 1992 Question 24

Question 24

Crop Diseases

Soil-borne diseases of crops can be effectively reduced by

  1. A.terracing
  2. B.crops rotation
  3. C.liming
  4. D.irrigation
  5. E.mulching.
Show the answer and explanation

Answer: B (crops rotation)

Explanation

Rotating crops starves soil-borne pathogens of their host plants.