The Typhoon named 'Goni' has recently hit which country?
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The ____ of a substance is defined as the mass per unit volume.
AC is converted into DC by a
In terms of environmental studies, CER refers to
Which of the following insecticides' harmful effects came under media attention when health issues in Kerala were publicized?
During their rule the British persuaded or forced cultivators in Punjab to grow __________.
Which of the following increased in the 1920's?
ITF Davis Cup is structured with a ___ nation World Group.