Question

Which one of the following is the cause of acid rain?

विकल्प

• Water pollution

• Land pollution

• Noise pollution

• Air pollution

Answer 1

Air pollution

Explanation:

Acid rain is caused when harmful gases like sulfur dioxide and nitrogen oxides are released into the air by factories and vehicles. These gases mix with water vapour in the sky to form acids, which then fall down to the ground along with rainwater.