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WAEC Geography 2005 Question 20

Question 20

Oceans and Lakes

Which of the following factors does not affect the salinity of the oceans?

  1. A.Rate of evaporaiton
  2. B.Degree of water mixing by currents
  3. C.Amount of fresh water added by rain
  4. D.Shape of the ocean floor
Show the answer and explanation

Answer: D (Shape of the ocean floor)

Explanation

Salinity depends on evaporation, fresh-water inflow and mixing; the shape of the ocean floor does not change it.