JAMB Biology 1994 Question 39

Question 39

Soil

The water-retention capacity of a soil indicates its

  1. A.fertility
  2. B.capillarity
  3. C.aeration level
  4. D.pH level.
Show the answer and explanation

Answer: B (capillarity)

Explanation

How much water a soil holds depends on its fine pores, through which water is held and rises by capillarity.