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प्रश्न
Tick (√) the correct alternative from the choice given for the following statement.
Air pollution is due to the
पर्याय
cutting of green plants
gases like carbon monoxide, sulphur dioxide, etc.
smoke given out by factories
all of the above
उत्तर
all of the above
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संबंधित प्रश्न
Name two air pollutants which affect our health.
Tick (√) the correct alternative from the choice given for the following statement.
Which of the following is not a greenhouse gas?
Tick (√) the correct alternative from the choice given for the following statement.
The substance which accelerates the speed of a reaction without itself undergoing any change is called
Describe a simple experiment with the help of a diagram to show that Air has mass
Name the following.
Gases that are harmful to the ozone layer
______ soil has pH 7.
State the meaning of the term Atmosphere.
Explain Lavoisier’s experiment which provided evidence to the discovery of components in air.
Explain the term ‘air pollution’, with reference to air quality. State the sources of a few main pollutants.
What is wind energy?
