Question

Q. Industrial units are the biggest source of
a) water pollution
b) air pollution
c) soil pollution
d) noise pollution ​

Answer 1

Answer:

(b) air pollution is answer

Explanation:

industrial makes air pollution

Answer 2

Industrial units are the biggest source of Air pollution.

• Industries manufacture goods that require the use of chemicals resulting in affecting the health of humans and the environment.
• The major pollution caused by the industries is air pollution because these factories produce black smoke that is emitted from the chimneys.
• These smokes damage the ozone layer resulting in exposure to harmful UV radiations.
• Petroleum industries are the largest air polluters and then comes the chemical industry metallurgical industry, construction, and paper industry.