.......... helps the eye to adjust the focal length of the lens.
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Acid rain is caused due to pollution of atmosphere by
Which of the following are highly compressible?
National Income of India is compiled by
Graphical analysis of tariffs reveals that
____________ is a cold desert lying in the Great Himalayas.
Gugga Naumi is a religious festival in connection with snakeworship. This festival is of which state?
Ranthambore Tiger Reserve is in which state?