Which of the following is NOT a radioactive element?
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Which is the closest star to our solar system?
June 21 marks the winter solstice in the _________ Hemisphere.
An _______________ is a sudden shaking or trembling of the earth.
As per the 2016-17 Budget, the largest source of money to the Government of India is
What is the maximum number of Members of the Rajya Sabha?
Which among the following is true for the Supreme Court of India ?
A curved mirror where the reflecting surface is curved inwards is called a