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WAEC Geography 2002 Question 31

Question 31

Rivers and River Landforms

Which of the following does not favour the formation of deltas?

  1. A.A long upper course of a river
  2. B.A reduction in river velocity at its lower course
  3. C.A lot of sediments in the lower course of a river
  4. D.The existence of large lakes in the middle and lower portions of a river.
Show the answer and explanation

Answer: D (The existence of large lakes in the middle and lower portions of a river.)

Explanation

Large lakes along the river trap its sediment, so little load reaches the mouth to build a delta.