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प्रश्न
The diagram represents the green house effect.
State an advantage of use of C.N.G. over combustion of fossil fuels.
उत्तर
C.N.G. – it causes minimum pollution. It also does not contain lead and lower maintenance cost compared to vehicles with other forms of fuels.
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संबंधित प्रश्न
Name the compounds of sulphur that cause air pollution. Also, state the harmful effects of sulphur compounds.
Explain the formation of acid rain due to:
Oxides of nitrogen
State the sources and effects of the following gas:
Carbon dioxide
State how CFC breaks the ozone layer.
Fill in the blank:
The ozone layer prevents the harmful ________ radiation of the sun to reach the earth.
Fill in the blank:
Ozone depletion is mainly caused by the active __________ atoms generated from CFC in the presence of UV radiation.
Select the correct answer:
Inhalation of air polluted with carbon monoxide is dangerous because:
Select the correct answer:
A decrease in the amount of ozone in the stratosphere is called depletion of the zone and it is caused by
What is the effect of the following pollutants on living beings?
Smog
What is the effect of the following pollutants on living beings?
Nitrogen oxide
