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JAMB Biology 2006 Question 50

Question 50

Conservation of Natural Resources

The main purpose of establishing shelter belts in the Sahel region is to

  1. A.check desert encroachment
  2. B.provide wood fuel
  3. C.beautify the region
  4. D.break the harmattan wind
Show the answer and explanation

Answer: A (check desert encroachment)

Explanation

Rows of trees planted across the Sahel slow the wind, hold the soil and stop sand from spreading. Their main purpose is to check the advance of the desert.