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None of these
Heat stored in water vapors is -
Heat stored in water vapour is
Heating of a ore below its melting point in the absence of air is known as
Heavy metal pollution of water is caused by:
Heavy metals got their name as compared to other atoms they have
Helium gas is filled in ballons as
Helium gas is used in gas balloons instead of hydrogen gas as it is
Hemophilia is -
Herpetology is the study of:
Hodophobia is the fear of which of the following?