OPSC OAS Paper 1 GS 2022 Solved Paper

Question : 26 of 100

Marks: +1, -0

On the ozone layer, the CFC has continuing their effects as:

Reactions use up the Cl atoms formed by them leading to the degradation of ozone.
Their efficient absorption by water vapours of the atmosphere.
In reactions, the Cl atoms formed by them serve as catalysts leading to the degradation of ozone.
They are constantly produced in increasing quantities, globally.

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