Who invented the hot air balloon?
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Sunita Williams is a
Which of the following countries is not a member of The South Asian Association for Regional Cooperation (SAARC)?
Mir Hassan Dehlavi was in the court of which of the following?
Who is the author of "India: From Midnight to the Millennium"?
Instrument for measuring low temperatures is called
Which of the following is least likely to be an effect of global warming?
ABM stands for ______.