Environmental Studies Short Question | Gkseries

Which of the following air pollutants are responsible for photochemical smog ?

(a) Oxides of nitrogen (b) Ozone

(c) Unburnt hydrocarbons (d) Sulphur dioxide
A (a), (b) and (d) only
B (a), (b) and (c) only
C (c) and (d) only
D (a) and (c) only

Answer & Explanation

Answer:(a), (b) and (c) only

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