What is the basis of first level of classification among plants?
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Removal of carbon particles from air involves the principle of
If cosA + cos2A = 1 then the value of sin2A + sin4A is
Kritika walks 40 metres towards south. Then turning to her right she rides 30 metres. Then, turning to her left, she rides 50 metres. Again, she turns toher left and rides 30 metres. How far (in metres) is she from her initial position?
The silver coin 'tanka' was introduced by __________.
Head Quarters of U.N.O is in
Arithmometer was invented by
Vikram Shila University was founded by