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Environmental Engineering in CE

Environmental Engineering in CE
Reingleman chart is used for the evaluation of __________ pollution.

Air
Radioactive
Noise
Water

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Environmental Engineering in CE
Iron & manganese present in the polluted water is removed by

Simple filtration
Chlorination only
Chemical coagulation
Oxidation followed by settling & filtration

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Environmental Engineering in CE
TLV of lead for public sewer/waste water is about __________ ppm.

1
150
650
25

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Environmental Engineering in CE
What is the major constituents of waste/polluted water discharged from textile, pulp & paper, tanning, distillary, dairy and meat packing industries?

Radioactive substances
None of these
Inorganic pollutants
Natural organic products

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Environmental Engineering in CE
Fluorosis is caused due to the presence of excessive amount of __________ in drinking water.

Lead
Mercury
Arsenic
Fluoride

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Environmental Engineering in CE
Presence of nitrogen and phosphorous in waste water discharged into lakes and ponds causes

Turbidity
Foaming
Odour nuisances
Undesirable plant growth

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MORE MCQ ON Environmental Engineering in CE

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