Pollutant gases in air combine together the presences of sunlight and produce ______?
Everyday Science / Gases — Multiple-choice practice
ہوا میں آلودگی گیسیں سورج کی روشنی کی پیش کشوں کو اکٹھا کرتی ہیں اور ______ تیار کرتی ہیں؟
- A. Smog
- B. Vapors
- C. Smoke
- D. Acid rains
Correct answer
Smog
Explanation
Explanation Smog is formed when pollutant gases like nitrogen oxides and hydrocarbons react in sunlight (photochemical reaction). It creates a thick, hazy air harmful to health, especially in urban areas .
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