Which of the following statements is INCORRECT?

1
Air pollution causes diseases such as hepatitis, cholera and typhoid.
2
An increase in the content of harmful substances in air is called air pollution
3
The combustion of fossil fuels increases the amount of suspended particles in air.
4
Smog is a visible indication of air pollution.

Sponsored

hivanix.in

Visit

This quiz is brought to you by hivanix.in

🌐 Web App Development

Quick Navigation