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Environmental Engineering in CE

Environmental Engineering in CE
The term Biological Oxygen Demand (BOD) is used in relation to

Potable water
Cooling water
Industrial effluents
Distilled water

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Environmental Engineering in CE
Global warming may result in

Cyclone
All of these
Decrease in food productivity
Flood

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Environmental Engineering in CE
Phenolic water generated in coke ovens & by-product plant of a steel plant are disposed off by

Quenching of hot coke
Discharging in the river stream
Filtration and recycling for cooling coke oven gas
None of these

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Environmental Engineering in CE
Pick out the one which is not a chemical coagulant.

Aluminium sulphate
Ferrous sulphate
Hydrated lime
Chloramine

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Environmental Engineering in CE
Inhalation of lead compounds present in the automobile exhausts (using leaded petrol) causes

Anaemia
Blood poisoning
All of these
Nervous system disorder

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Environmental Engineering in CE
Which of the following is the most widely used disinfectant in water treatment?

Chlorine
Coagulation
Irradiation of water by ultraviolet light
Cation exchanger

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MORE MCQ ON Environmental Engineering in CE

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