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Environmental Science

Environmental Science
A renewable source of energy is

Coal
Petroleum
Nuclear fuel
Trees

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Environmental Science
Ganga Action Plan in India was launched in the year _________

1986
1980
1988
1978

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Environmental Science
When the two ecosystems overlap each other, the area is called

Ecotype
Niche
Habitat
Ecotone

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Environmental Science
Industrial melanism is an example of

defensive adaptation of skin against UV radiations
darkening of skin due to industries
drug resistance
protective resemblance with the surrounding

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Environmental Science
The source of atmospheric oxygen is

Nitrogen cycle
Water
Carbon Cycle
Green Plants

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Environmental Science
The percentage of water vapour present in the air compared to that required for saturation is the:

Absolute humidity
Mixing ratio
Relative humidity
Specific humidity
Dew point

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MORE MCQ ON Environmental Science

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