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Environmental Issues

Question

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In a coal-fired power plant, electrostatic precipitators are installed to control emission of

SO₂

NO_X

SPM

CO

Solution

C.

SPM

Electrostatic precipitators are widely used in power plants and these remove the particulate matter.

Some More Questions From Environmental Issues Chapter

Which of the atmospheric layer contains ozone layer ?

The amount of dissolved oxygen required by the microorganisms to degrade the organic wastes present in water is called ?

The cause of acid rain is :

Which one of the following causes ozone depletion ?

What disease is caused due to consumption of fishes captured from water contaminated with mercury ?

Which one of the following is not a green-house gas ?

Which gas contributes the maximum in global warming ?

Fill in the blanks with suitable words :
1. Increase in concentration of soluble salts in the soil is called.........

2. Aforestation can check the advancement of......... .

3. DDT is a serious pollutant as it is a.........pollutant and undergoes......... .

4 .........plant has become a troublesome weed in agricultural fields.

5 .........are major aerosol pollutant present in jet aircraft emission.

Write “True” or “False” :

Coin one word for the following statements :
Discarded computer parts like monitors, key boards, mouse etc.

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