Column I | Column II |
(a) Carbon dioxide in air | (i) Damage ozone layer |
(b) Sulphur dioxide in air | (ii) Produces acid rain |
(c) Chlorofluorocarbons | (iii) Prevents photosynthesis |
(d) Dust in air | (iv) leads to gloabal warming |
A) (a) - (iv); (b) - (ii); (c) - (i); d - (iii)
B) (a) - (iii); (b) - (iv); (c) - (ii); d - (i)
C) (a) - (i); (b) - (ii); (c) - (iv); d - (iii)
D) (a) - (i); (b) - (iii); (c) - (iv); d - (ii)
Correct Answer: A
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