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Environmental Engineering in CE

Environmental Engineering in CE
Presence of soluble organics in polluted water causes

Fire hazards
Explosion hazards
Undesirable plants growth
Depletion of oxygen

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Environmental Engineering in CE
Salt content in sea water is about __________ percent.

3.5
0.5
10
1

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Environmental Engineering in CE
Infective bacteria in water is killed by the __________ process.

None of these
Sterilisation
Aeration
Disinfection

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Environmental Engineering in CE
Presence of volatile compounds like gasoline, oil, alcohol, ether etc. in municipal sewers may cause

Corrosion
Undesirable plant growth
Explosion
Non biodegradable foam

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Environmental Engineering in CE
5-200 μm size particles are called

Colloids or aerosols
Dust
Smoke
Powder

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Environmental Engineering in CE
Maximum permissible turbidity in potable water is __________ ppm.

250
10
1
1000

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MORE MCQ ON Environmental Engineering in CE

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