Environment And Road Safety Education And Violence Against Women And Children And Drug Abuse 2018 Exam With Answers

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38.

Which of the following is not an air pollutant ?

A: Noise
B: SO2
C: Surface run off
D: NO2

The answer is: C

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Explanation

The correct answer is (C) Surface run-off.

Surface run-off refers to the water that flows over the land surface after precipitation and can carry pollutants with it, but it is not considered an air pollutant.