Three crops that contribute maximum to global food grain production are _________
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Charles Darwin, the famous evolutionist, proposed his theory in which one of his books ?
'Davis Cup' is associated with the game of
Which sanctuary in India is famous for Rhinoceros and in which state is it located?
The elements known as primary nutrients for plants
The important book written by Kautilya is
UDP is a
Which of the following has the lowest frequency?