The maximum CO2 is emitted into the atmosphere by_________________?

Related Mcqs:

Pick out the wrong statement ?

A. Low ozone layer thickness in polar regions is due to cold climatic conditions B. Amount of unburnt hydrocarbons emitted by two stroke petrol engine is more as compared to that emitted by a four stroke engine C. Carbon monoxide present in the two stroke petrol engine exhaust is much less as compared to that … Pick out the wrong statement ?Read More...

Deaeration of high pressure boiler feed water is done to reduce ___________________?

A. Foaming from boilers B. Its dissolved oxygen content C. Its silica content D. Caustic embrittlement...

Which of the following is the common pollutant emitted from metallurgical smelters, thermal power plant and cement plants ?

A. NOx B. Hg C. SO2 D. F...

Which of the following processes is involved in the biochemical treatment of sewage effluents ?

A. Oxidation B. Reduction C. Dehydration D. Fermentation...

The amount of chemical coagulant added for treatment of polluted water ______________ with increase in temperature of the polluted water to be treated?

A. Decreases B. Increases C. Remain constant D. May increase or decrease; depends on the chemical characteristics of polluted water...