Which among the following is the major cause of acid rain?
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Name the hottest planet.
In 1981, ISRO launched India's first geostationary satellite called -
Which of the following three R's are regarded as environment friendly?
Fruits and vegetables are good sources of
Where did Muhammad Bin Tughlaq shift his capital to from Delhi?
Who wrote the book -"The Argumentative Indian"?
The famous Sanchi Stupa was commissioned by