Which layer of the earth's atmosphere contains the ozone layer?
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A level of atmosphere which is composed partly of electrons and positive ions is called
If water smells bad, then that odour can be removed by adding
Uranus is the _______ planet from the Sun.
In which year was Communist Party of India - Marxist (CPI-M) founded?
A worksheet range is a
If cos4θ-sin4θ=13 then the value of tan2θ is
Petrodava Dacian Fortress is a famous archaeological landmark in