Which one of the following is the cause of acid rain?
Answer & explanation
Correct answer: option 2
The correct answer is option 2: Air Pollution
Acid rain is mainly caused by air pollutants such as sulphur dioxide and nitrogen oxides released from industries, vehicles, and burning of fossil fuels. These gases mix with water vapour in the atmosphere and form acids, which fall on the Earth as acid rain.
NCERT: "Air pollution can also cause acid rains."