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Environmental Engineering in CE

Environmental Engineering in CE
As per the world health organisation (WHO) specification, the maximum permissible concentration (i.e., TLV) of particulate matter in air is __________ μg/m³.(μg-microgram)

10
800
750
90

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Environmental Engineering in CE
Which of the following is the most detrimental for water used in high pressure boiler?

Silica
Phenol
Turbidity
Dissolved oxygen

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Environmental Engineering in CE
Global warming may result in

All of these
Cyclone
Decrease in food productivity
Flood

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Environmental Engineering in CE
Industrial workers working in leather tanning & manufacturing units are prone to suffer from

Blurred vision
Skin diseases (e.g. dermatities)
Silicosis
Respirtory ailments (e.g. bronchitis)

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Environmental Engineering in CE
Ambient noise level can be reduced by __________ decibels by planting trees (like coconut, neem etc.) near public utility buildings (like hospitals & schools).

43961
25-30
15-20
43832

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Environmental Engineering in CE
The earth's atmosphere is an envelope of gases present upto a height of about __________ kms.

200
10
2000
1000

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MORE MCQ ON Environmental Engineering in CE

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