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WAEC Agricultural Science 2011 Question 13

Question 13

Land Preparation and Cultural Practices

A detrimental effect of bush burning is that it

  1. A.destroyes soil organic matter.
  2. B.destroys weed seeds.
  3. C.sterilizes the soil.
  4. D.adds potash to the soil.
Show the answer and explanation

Answer: A (destroyes soil organic matter.)

Explanation

Burning destroys organic matter and humus, which harms soil structure and fertility.