Science
Sparkling red colour after the blast of firecrackers is due to the presence of
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There are more antibacterial drugs than antiviral drugs because
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Inspection and dissection of a body after death in human beings as for determination of cause of death is called
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Which one of the following is a breed of cattle famous for high milk yield as well as draught capacity ?
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If there were no organic life on the Earth, the amount of oxygen in the atmosphere will
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Assertion (A):A dry cell cannot be recharged.Reason (R):The chemical reaction in a dry cell is reversible.
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Water hyacinth is related to
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The limit beyond which stars suffer internal collapse is called
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On the Moon, astronauts inflate a rubber balloon with hydrogen gas and release it at a height of 2 metres. The balloon will
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The major ingredient of leather is
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