The supersonic jets cause pollution by the thinning of (a) O2 layer (b) O3 layer (c) CO2 layer (d) SO2 layer.

The supersonic jets cause pollution by the thinning
of
(a) O2 layer (b) O3 layer
(c) CO2 layer (d) SO2 layer.
by

1 Answer

Answer :

(b) O3 layer
by

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