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Environmental Engineering in CE

Environmental Engineering in CE
Pollution by particulate matter emission in the atmosphere does not take place during metal

Polishing
Grinding
Machining
Cutting

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Environmental Engineering in CE
Presence of dissolved impurities of __________ is responsible for the red brownish color of water.

Arsenic
Iron & manganese
Bi-carbonates
Carbonates

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

Iron ore
Coal
Uranium ore
Lime

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Environmental Engineering in CE
High concentration of carcinogenic hydrocarbon pollutants in atmospheric air causes

Silicosis
Respiratory disease (e.g., asthma)
Cancer
Reduced crop yield

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

Distilled water
Cooling water
Industrial effluents
Potable water

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Environmental Engineering in CE
Out of the following, TLV of __________ is maximum (about 500 ppm).

Toluene
Acetaldehyde
Carbon dioxide
Carbon disulphide

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MORE MCQ ON Environmental Engineering in CE

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