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______ And________are the primary causes of acid rain.
Question

______ And________are the primary causes of acid rain.

A.

CO₂ and SO₂

B.

SO₂ and NOx

C.

CO and NOx

D.

C₂H₄ and CH₄

E.

Answer not known

Correct option is B

Acid rain is caused by acidic oxides in the atmosphere.
Sulphur dioxide reacts with water to form sulphuric acid.
Nitrogen oxides form nitric acid in the atmosphere.
These acids fall as acid rain affecting soil and water bodies.
CO₂ causes weak carbonic acid, not acid rain.
Therefore, SO₂ and NOx are the correct answer.

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