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Environmental Engineering in CE

Environmental Engineering in CE
__________ is the process of killing organism in water.

Sedimentation
Disinfection
Coagulation
Sterilisation

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Environmental Engineering in CE
In the context of the chemical process industries, the term BOD is normally associated with the

Organic concentration in gaseous effluents
Characterisation of solid wastes
Characterisation of liquid effluents
Characterisation of boiler feed water

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Environmental Engineering in CE
'Pneumoconiosis' is a disease caused by the inhalation of __________ dust.

Iron ore
Lime
Uranium ore
Coal

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Environmental Engineering in CE
The effect of increase in carbon dioxide level of the atmosphere and its profound effect on our climate is called the

Catalytic conversion
Both B and C
Global warming
Green house effect

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Environmental Engineering in CE
Siderosis is a disease caused by the inhalation of __________ dust.

Silica
Iron
None of these
Coal

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Environmental Engineering in CE
Fluorosis (a bone disease) is caused by the presence of high concentration of __________ in atmospheric air.

Nitrogen dioxide
Hydrogen sulphides
Hydrogen flouride
Hydrocarbons

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