JAMB Biology 1990 Question 48

Question 48

Soil

An acidic soil can be improved upon by

  1. A.sedimentation
  2. B.leaching
  3. C.flocculation
  4. D.watering
Show the answer and explanation

Answer: C (flocculation)

Explanation

Adding lime neutralises acidity and makes clay particles clump together (flocculation), which improves the soil.