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Q: Acid rains occurs when the atmosphere is heavily polluted with :
  • A. SO₂ and NO₂
  • B. NH₃ and SO₃
  • C. CO and CO₂
  • D. smoke particles
Correct Answer: Option A - Acid rain occurs when the atmosphere is heavily polluted with Sulphur Dioxide (SO2) and Nitrogen Oxides (NOx). These gases are emitted into the atmosphere and transported by wind and air currents.
A. Acid rain occurs when the atmosphere is heavily polluted with Sulphur Dioxide (SO2) and Nitrogen Oxides (NOx). These gases are emitted into the atmosphere and transported by wind and air currents.

Explanations:

Acid rain occurs when the atmosphere is heavily polluted with Sulphur Dioxide (SO2) and Nitrogen Oxides (NOx). These gases are emitted into the atmosphere and transported by wind and air currents.