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Which of the following is not a way of reducing air pollution?

Biology
WAEC 1990

Which of the following is not a way of reducing air pollution?

  • A. Siting factories and power stations away from residential areas
  • B. Building tall factory chimneys
  • C. Passing waste gases through filters and absorbers
  • D. Using lead-free petrol in cars
  • E. Recycling tins, cans and bottles
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Correct Answer: Option E
Explanation

All the options contribute to the reduction of air pollution except option E which does not in any way reduce air pollution.

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