Industrial Waste

The thermal power plants produce the non-biodegradable waste like 

Which of the following methods is not used for disposing non-biodegradable industrial waste?

Which of the following is a bio-degradable pollutant?

Which of the following is a waste treatment process that involves the combustion of organic substances ?

Which among the following is a biodegradable pollutant?

Select the hazardous pollutants present in automobile exhaust gases from the following:

(i) ${\mathrm{N}}_2$                                

(ii) $\mathrm{CO}$

(iii) ${\mathrm{CH}}_4$ 

(iv) Oxides of nitrogen

Cotyledons are also called-

Which of the following is a biodegradable pollutant?