What is the main cause of temperature rise in the interior of the Earth?
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Which one of the following papers was edited by Gandhiji in South Africa?
When a compressed slinky is released it converts potential energy into
The Kochi-Muziris Biennale held in Kochi, Kerala is an exhibition of which of the following ?
Which type of Ethanol is made from sources like molasses, sugarcane, sugar beet, sorghum and edible oil seeds?
If the rupee depreciates, how the exporters are affected?
Warming Ammonium chloride with sodium hydrochloride in a test tube is an example of
By volume, 78% of air is _______________