UPSC Prelims · 1987 · GS Paper I · Q71
Ozone layer of atmosphere absorbs
- (A)Ultraviolet rays
- (B)Infrared rays
- (C)All radiations of light
- (D)Cosmic rays
The answer key for this question is not in the bank yet.
- Subject
- History
UPSC Prelims · 1987 · GS Paper I · Q71
The answer key for this question is not in the bank yet.