JAMB Biology 2004 Question 41

Question 41

Soil

A farm practice that results in the loss of soil fertility is

  1. A.mixed farming
  2. B.bush fallowing
  3. C.shifting cultivation
  4. D.continuous cropping
Show the answer and explanation

Answer: D (continuous cropping)

Explanation

Growing crops on the same land year after year removes nutrients without giving the soil time to recover. Bush fallowing and shifting cultivation let the soil rest.