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WAEC Agricultural Science 1994 Question 7

Question 7

Soil Properties

What is the percentage of water content of a soil sample if the mass of fresh soil is 180 gm and mass of dried soil is 120 gram?

  1. A.45.5%
  2. B.40.4%
  3. C.38.3%
  4. D.35.3%
  5. E.33.3%
Show the answer and explanation

Answer: E (33.3%)

Explanation

Water lost = 60 g; 60/180 × 100 = 33.3% of the fresh soil.