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Environmental Science

Environmental Science
The temperature scale that sets freezing of pure water at 32o F:

British
Fahrenheit
Kelvin
Celsius

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Environmental Science
Man made sources of radiation pollution are:

mining
all of these
nuclear fuels and preparation of radioactive isotopes
explosion of nuclear weapons

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Environmental Science
Photochemical smog is called

None of these
London smog
Tokyo smog
Los Angeles smog

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Environmental Science
Heavy dust can cause

closure of stomata
browning of leaves
leaf blights
opening of stomata

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Environmental Science
_________ is the phenomenon where the earth retains heat.

Global effect
Green house effect
Air pollution
Land pollution

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Environmental Science
Bio gas generation is mainly based on the principle of

Sedimentation
Purification
Biodegradation
Fermentation

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MORE MCQ ON Environmental Science

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