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Environmental Engineering in CE

Environmental Engineering in CE
Presence of bacteria in potable (drinking) water causes

Bad odour
Bad taste & colour
Disease
Turbidity

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Environmental Engineering in CE
World's worst radioactive pollution was caused by nuclear reactor disaster which occured in

Chernobyl (undivided U.S.S.R.)
Moscow (U.S.S.R.)
Arizona (U.S.A.)
Pensylvania (U.S.A.)

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Environmental Engineering in CE
Smog is not formed due to the presence of __________ in the atmosphere.

SO₂
CO₂
Any of these
NOx

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Environmental Engineering in CE
Limestone powder is injected during pulverised coal burning in boilers to __________ the flue gases.

None of these
Reduce SO₂ content in
Increase the dew point of
Catalytically convert SO₂ to SO₃ in

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Environmental Engineering in CE
The main industrial source of emission of hydrogen sulphide air pollutant is

Pulp and paper plant
Coal based thermal power plants
Petroleum refineries
Metallurgical roasting & smelting plant

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Environmental Engineering in CE
__________ is removed from water by lime-soda process.

Temporary hardness
Iron and manganese
Foul smell and taste
Permanent hardness

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MORE MCQ ON Environmental Engineering in CE

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