Which of the following can be used to reduce air pollution?

Using a bicycle for transportation

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Reducing the use of firecrackers

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Planting more trees

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All of these

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Solution

The correct option is D
All of these

The following ways can help in the reduction of air pollution:

i. Using a bicycle for transportation wherever possible.
ii. Reducing the use of firecrackers.
iii. Planting more trees.
iv. Using public transport.
v. Not burning wood as it releases a large amount of smoke.

Suggest Corrections

Similar questions

Statement: Should there be a complete ban on manufacture and use of firecrackers?

Arguments:
I. No. This will render thousands of workers jobless.
II. Yes. The firecracker manufacturers use child labour to a large extent.
III. Yes. This will be a concrete step to reduce noise and air pollution.
IV. No. Use of firecrackers makes certain special occasions more lively and joyful.

Of the following statements choose the correct statement :
A) Grease is used to reduce friction in the bicycle chain.
B) Ball bearings are used to reduce friction in a fan.
C) Oil can be used to increase friction in a car engine.
D) Talc can be used to reduce friction in a carrom board.

Of the following statements choose the correct combination that helps reduce friction:
A) Grease is used to reduce friction in bicycle chain
B) Ball bearings are used to reduced friction in a fan
C) Oil can be used to increase friction in a car engine
D) Talc can be used to reduce friction when an object is sliding on a surface.

Q. Anita wishes to reduce air pollution. Which vehicle should she use as a mode of transportation?

Plants use CO₂ for photosynthesis during the day . But at night , they also respire ,i.e.,take in O₂ and release CO₂ into the air . This doesn't help much in the reduction of CO₂ . Then why do people ask to plant more trees ? Is there a more effective method to reduce CO₂ in the air ?

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