Chemical Environmental Engineering

Lagooning process is mainly a means of the__________________?

Byadmin March 11, 2019August 29, 2021

Lagooning process is mainly a means of the__________________?

A. Sludge disposal
B. Reduction of excessive flow in sewers
C. Biological treatment of wastes
D. None of these

Chemical Environmental Engineering

The major reason of hydrodynamic noise (i.e., noise resulting from liquid flow) is_________________?

The major reason of hydrodynamic noise (i.e., noise resulting from liquid flow) is_________________?

A. Pipe vibrations
B. Cavitation
C. Boundary layer separation
D. Fluctuation in liquid flow

Read More The major reason of hydrodynamic noise (i.e., noise resulting from liquid flow) is_________________?
Chemical Environmental Engineering

A considerable part of the harmful ultraviolet radiation of the sum does not reach the earth surface, because of the fact that, there is a layer of _____________ high above earth’s atmosphere, which absorbs it?

A considerable part of the harmful ultraviolet radiation of the sum does not reach the earth surface, because of the fact that, there is a layer of _____________ high above earth’s atmosphere, which absorbs it?

A. Hydrogen
B. Carbon dioxide
C. Ozone
D. None of these

Read More A considerable part of the harmful ultraviolet radiation of the sum does not reach the earth surface, because of the fact that, there is a layer of _____________ high above earth’s atmosphere, which absorbs it?
Chemical Environmental Engineering

Methyl isocyanate (MIC) gas (TLV

Methyl isocyanate (MIC) gas (TLV <1 ppm), which caused Bhopal gas tragedy in 1984 falls under the category of ______________ toxic gas?

A. Moderately
B. Highly
C. Extremely
D. Very extremely

Read More Methyl isocyanate (MIC) gas (TLV
Chemical Environmental Engineering

Global warming may result in __________________?

Global warming may result in __________________?

A. Flood
B. Cyclone
C. Decrease in food productivity
D. All A., B. and C.

Read More Global warming may result in __________________?
Chemical Environmental Engineering

High concentration of carcinogenic hydrocarbon pollutants in atmospheric air causes____________________?

High concentration of carcinogenic hydrocarbon pollutants in atmospheric air causes____________________?

A. Cancer
B. Silicosis
C. Respiratory disease (e.g., asthma)
D. Reduced crop yield

Read More High concentration of carcinogenic hydrocarbon pollutants in atmospheric air causes____________________?
Chemical Environmental Engineering

Growth of ______________ is promoted by the presence of manganese in water?

Growth of ______________ is promoted by the presence of manganese in water?

A. Files
B. Algae
C. Micro-organisms
D. Mosquitoes

Read More Growth of ______________ is promoted by the presence of manganese in water?

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