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Environmental Engineering in CE

Environmental Engineering in CE
Which of the following is the most lethal water pollutant?

Chlorine
Suspended solids
Alkalis
Phenol and cynide

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Environmental Engineering in CE
Aerosols present in atmospheric air may be

Neutral
Positively charged
Negatively charged
Combination of all A, B & C

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Environmental Engineering in CE
Most of the atmospheric air pollutants are present in large quantity in

Stratosphere
Thermosphere
Trophosphere
Mesosphere

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Environmental Engineering in CE
Workers working in __________ industry are most prone to white lung cancer.

Textile
Asbestos
Limestone mining
Coal mining

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

Explosion hazards
Depletion of oxygen
Undesirable plants growth
Fire hazards

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Environmental Engineering in CE
Reingleman chart No. 2 corresponds to __________ percent black smoke.

40
20
10
80

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MORE MCQ ON Environmental Engineering in CE

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