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Environmental Engineering in CE

Environmental Engineering in CE
Nitrogen oxides (NOx) is not produced in the __________ industry.

Nitric acid making
Detergent
Nitrogenous fertiliser
Any of these

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Environmental Engineering in CE
Phenolic water generated in coke ovens & by-product plant attached to an integrated steel plant containing phenol in concentration of less than 100 mg/litre can be removed by

Treating in biological oxygen pond
None of these
Chlorination
Chemical coagulation

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Environmental Engineering in CE
Methyl iso-cynate (MIC) gas (TLV <1 ppm), which caused Bhopal gas tragedy in 1984 falls under the category of __________ toxic gas.

Very extremely
Moderately
Extremely
Highly

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Environmental Engineering in CE
Fresh sewage is __________ in nature.

Neutral
Alkaline
Acidic
Highly acidic

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Environmental Engineering in CE
The function of skimming tank in sewage treatment is to remove __________ substances.

Gritty & inorganic
Dissolved solid
Oil & fatty
Suspended solid

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Environmental Engineering in CE
TLV of ozone (O₃) and phosgene (COCl₂) in air is __________ ppm.

100
1000
0.1
25

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MORE MCQ ON Environmental Engineering in CE

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