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Environmental Engineering in CE

Environmental Engineering in CE
Noise level in a quiet private business office is about __________ decibels.

50
70
25
85

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Environmental Engineering in CE
Persons working in cement plants and limestone quarries are more prone to disease like

Cancer
Asthma
Silicosis
Flourosis (bone disease)

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Environmental Engineering in CE
Color test of water is done with an instrument called

Colorimeter
Tintometer
Electro-chemical cell
Turbidimeter

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Environmental Engineering in CE
The commonest form of iron & manganese found in ground water as pollutant is in the form of their

Bi-carbonates
Carbonates
Sulphides
Chlorides

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Environmental Engineering in CE
Foul odour and bad taste of water is removed by treating with

Bleaching powder
Copper sulphate
Activated carbon
Alum

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Environmental Engineering in CE
Disinfection of water is done to remove

Bad taste
Foul odour
Color
Bacteria

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MORE MCQ ON Environmental Engineering in CE

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