Chemical Environmental Engineering

Arsenic pollutant is not generated in _______________ industries?

Byadmin March 11, 2019August 29, 2021

Arsenic pollutant is not generated in _______________ industries?

A. Tanneries
B. Glass & ceramic
C. Beverages
D. Any of these

Chemical Environmental Engineering

Noise level audible to audience sitting in the 5th row from the stage during a large orchestra show corresponds to about _______________ decibels?

Noise level audible to audience sitting in the 5th row from the stage during a large orchestra show corresponds to about _______________ decibels?

A. 105
B. 135
C. 160
D. 185

Read More Noise level audible to audience sitting in the 5th row from the stage during a large orchestra show corresponds to about _______________ decibels?
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

____________ is removed from water by lime-soda process?

____________ is removed from water by lime-soda process?

A. Foul smell and taste
B. Iron and manganese
C. Temporary hardness
D. Permanent hardness

Read More ____________ is removed from water by lime-soda process?
Chemical Environmental Engineering

Main pollutants released from iron & steel industry is__________________?

Main pollutants released from iron & steel industry is__________________?

A. CO, CO2 & SO2
B. H2S, NO & SO3
C. CO2, H2S & NO2
D. SO3, NO2 & CO2

Read More Main pollutants released from iron & steel industry is__________________?
Chemical Environmental Engineering

There are thirteen metals which are treated as pollutants. Which of the following metals is not a pollutant ?

There are thirteen metals which are treated as pollutants. Which of the following metals is not a pollutant ?

A. Mercury
B. Arsenic
C. Aluminium
D. Lead

Read More There are thirteen metals which are treated as pollutants. Which of the following metals is not a pollutant ?
Chemical Environmental Engineering

Maximum permissible turbidity in potable water is _____________ ppm?

Maximum permissible turbidity in potable water is _____________ ppm?

A. 1
B. 10
C. 250
D. 1000

Read More Maximum permissible turbidity in potable water is _____________ ppm?

Similar Posts