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Environmental Science

Environmental Science
The combustion of waste in the absence of Oxygen is called

Pyrolysis
None
Haemolysis
Hydrolysis

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Environmental Science
Water used for paper mills should not contain

magnesium
chlorine
sodium
iron

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

Mixing ratio
Absolute humidity
Dew point
Relative humidity
Specific humidity

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Environmental Science
Acid rain mainly result from

Carbon dioxide
Carbon monoxide
Ammonia
Sulfur dioxide

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Environmental Science
On the average, about what percentage of the solar energy that strikes the outer atmosphere eventually reaches the earth's surface?

0.5
0.3
0.15
0.7
0.05

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Environmental Science
The slow rate of decomposition of fallen logs in nature is due to their

low moisture content
low cellulose content
anaerobic environment around them
poor nitrogen content

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MORE MCQ ON Environmental Science

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