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WAEC Geography 2003 Question 39

Question 39

Soils

Loamy soils are better for agriculture than other soil types because they

  1. A.are black in colour
  2. B.retain air, moisture and humus
  3. C.are rich in mineral nutrients
  4. D.are rich in humus only.
Show the answer and explanation

Answer: B (retain air, moisture and humus)

Explanation

Loam mixes sand, silt and clay, so it drains well but still holds air, moisture and humus.