Environmental Sciences, asked by sannu55, 11 months ago

which of the following is not an air pollutant
a)Smoke
b)CO2
c)Nitrogen Gas
d)SO2

Answers

Answered by luckyjoshi615

2

nitrogen gas... as it is a normal part of air composition and harmless

Answered by Mrkhan27

5

Nitrogen is a harmless gas so not an air pollutant.

hope you understood

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