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प्रश्न
What are the effects of air pollution on human beings?
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उत्तर
Following are the effects of air pollution on human beings:
(i) Suspended particulate matter in air causes asthma, bronchitis and allergic cold.
(ii) Air pollutants cause irritation in the eyes, throat and lungs.
(iii) Hydrocarbon vapours cause cancer.
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संबंधित प्रश्न
Give one use for the following inert gases :
argon
Give one use for the following inert gase :
neon
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
How does oxygen and carbon dioxide remain nearly constant in the atmosphere?
Define the Weather.
Why is air called breath of life? Enumerate functions of air or atmosphere.
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.
State its role in warming the earth’s environment and in excess resulting in global warming.
______ gas is filled in tyres of vehicles.
