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प्रश्न
List any three human activities that you think would lead to air pollution.
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उत्तर
The following three human activities would lead to air pollution:
(i) Burning of fossil fuels such as coal and petroleum
(ii) Industrialization
(iii) Deforestation
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क्या इस प्रश्न या उत्तर में कोई त्रुटि है?
संबंधित प्रश्न
State one method by which :
- Oxygen is added to air
- Carbon dioxide is added to air
- Oxygen is removed from the air
- Carbon dioxide is removed from the air
Give reasons to support the fact that air is a mixture.
Write down the composition of air.
What is climate?
Explain natural and human-made sources of air pollution.
Why is air called a mixture? Give five facts in support of your answer.
State the utility of carbon dioxide for manufacture of food by plants.
Who am I?
I am a mixture of gases.
Analogy
78% of air: Does not support combustion:: _____: Supports combustion
______ gas is filled in tyres of vehicles.
