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WAEC Agricultural Science 2014 Question 16

Question 16

Farming Systems

A major disadvantage of monoculture is that

  1. A.soil texture is destroyed.
  2. B.soil microbes are destroyed.
  3. C.diseases and pests build up.
  4. D.farms cannot be mechanized.
Show the answer and explanation

Answer: C (diseases and pests build up.)

Explanation

The same crop every year lets its pests and diseases multiply.