Question

Acid rain is caused due to increase in concentration of:
(a) SO2
(b) CO and CO2
(c) CO and SO2
(d) Ozone and dust

Answer 1

Answer:

Acid rains are the combination of sulphuric acid, nitric acid and carbonic acid

Answer 2

The right answer to the asked question is Option A.

Acid rain is caused due to the increase in the concentration of SO2 in the air.

Nitrogen oxides and Sulphur dioxide together constitute acid rains. It occurs when a high amount of these compounds are released in the atmosphere. These gases rise up and are merge themselves with the clouds, which contain water, water vapour and oxygen. The combination gives birth to the combinations of more lethal pollutants.