Question

Which one of the following is an example of pollutant ?

(a) A rat entering your kitchen.

(b) $C{O}_2$ given out by the respiring organisms.

(c) The heat given out while cooking food.

(d) The dust raised during road-cleaning

Answer 1

Air pollution is when the air around us has ill effects to our health,
here the option that is most suitable is
(d)The dust raised during road-cleaning