GCE Biology 1990 Question 44

Question 44

Soil

Which of the following types of soil has the highest water-retaining capacity?

  1. A.Clay
  2. B.Laterite
  3. C.Loam
  4. D.Gravel
  5. E.Sand
Show the answer and explanation

Answer: A (Clay)

Explanation

Clay has the finest particles and smallest pore spaces, so it holds the most water.