Very small amount of air pollutants are present in stratosphere also; – McqOptions

MCQOPTIONS

1.	Very small amount of air pollutants are present in stratosphere also; though most of the atmospheric pollutants are present in the troposphere. Which of the following atmospheric pollutants does not cause the ozone layer depletion in atmosphere at tremendous rate ?
A.	CO
B.	SO₂
C.	Noₓ
D.	CFC (chloro fluoro carbons)
Answer» B. SO₂

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