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Environmental Engineering in CE

Environmental Engineering in CE
Growth of __________ is promoted by the presence of manganese in water.

Files
Micro-organisms
Algae
Mosquitoes

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Environmental Engineering in CE
Oilish impurities present the effluent discharged from the electroplating industry is normally not removed by

Floatation & skimming
Ultrafiltration
Centrifugation
Chemical coagulation

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Environmental Engineering in CE
Inhalation of silica dust by human being during hand drilling in mica mining, lead & zinc mining, silica refractory manufacture and in foundaries causes

Shortness of breath
All of these
Asphyxiation (suffocation)
Tuberculosis

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Environmental Engineering in CE
Main pollutants released from petroleum refineries is

SO₃, NO₂ & CO₂
CO, SO₂ & H₂S
CO₂, H₂S & NO₂
CO₂, NO & SO₃

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Environmental Engineering in CE
Which of the following is a green house gas other than CO₂ ?

Nitrous oxide
All of these
Chlorofluro carbons (CFC)
Methane

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Environmental Engineering in CE
Presence of a certain minimum quantity of flourine is desirable in potable water to prevent

Water-borne disease
Corrosion
Dental cavities
Scale formation

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MORE MCQ ON Environmental Engineering in CE

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