(a)A Name any four natural hazards.

(b)Highlight any three effects of air pollution on man

(C)In what three ways can air pollution be controlled?

This was one of the most popular questions that was answered by the candidates and      the performance of most of the candidates that answered the question was very good.
Such candidates who performed well were able to name four natural hazards, highlight three effects of air pollution and explained how air pollution could be controlled.