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UI Post-UTME Geography 2015 (Model questions) Question 13

Question 13

Soils

Which of these are among the ACTIVE FACTORS of soil formation?

  1. A.Parent material, topography and soil organisms
  2. B.climate, soil organism and man
  3. C.parent material, time and topography
  4. D.climate, time and plants
  5. E.time, soil organisms and man
Show the answer and explanation

Answer: B (climate, soil organism and man)

Explanation

Climate and living organisms (plants, animals, man) actively work on rock to make soil; parent material, topography and time are passive factors.