In a food chain, what is the difference between primary consumers and secondary consumers?
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Which of the following is a characteristic of an exothermic reaction?
A curved mirror where the reflecting surface is curved inwards is called a
What is the name of ecologically clean rocket developed by Russia based space research center?
In 1981, ISRO launched India's first geostationary satellite called -
Which among the following is true for the Supreme Court of India ?
Who has been appointed as the Secretary General of the United Nations in January, 2017?
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