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WAEC Geography 2011 Question 32

Question 32

Environmental Hazards and Conservation

Air pollution is caused by all the following except

  1. A.evapo-transpiration.
  2. B.fumes from motor vehicles.
  3. C.discharge of gases from factories.
  4. D.volcanic eruptions.
Show the answer and explanation

Answer: A (evapo-transpiration.)

Explanation

Evapo-transpiration only adds water vapour to the air; it does not pollute it.