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A place where astronomical observations are made
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Which gas is released when water is added to bleaching powder?
Which separates the mainland of India from Rameswaram Island?
Ultraviolet radiation in the stratosphere is absorbed by
The number of neutrons in an atom is equal to the :
Who among the following inaugurated the Dr. A.P.J. Abdul Kalam Memorial in Rameswaram?
Which part of the plant gives us saffron?
If the velocity of a body is halved its kinetic energy ________________.