Methods to Reduce and Control Air Pollution

Q.

At an individual level, how can you help reduce air pollution? [5 MARKS]

Q. Mention a few precautions to be taken at the time of spraying the pesticides.

Q. is used as catalyst which is fitted in the automobiles to reduce emission of poisonous gases.

1. Platinum
2. Silicon
3. Neon

Q.

Question 28
We should plant trees and nurture the ones already present in the neighbourhood. Why?

Q. A/An is an emission control device that reduces pollutants in exhaust gases from a car.

1. precipitator
2. exhaust pipe
3. catalytic converter

Q.

Question 2
At an individual level, how can you help reduce air pollution?

Q.

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

1. Reducing the use of firecrackers

2. Using a bicycle for transportation

3. Planting more trees

4. All of these

Q.

Which of these will produce fewer air pollutants?

1. Diesel

2. Petrol

3. CNG

4. LPG

Q.

Air quality of different cities were checked. Which of the following type of city will have relatively good air quality?

1. A city with more number of vehicles
2. A city with more number of trees
3. A city with more number of industries
4. A city with less number of water bodies

Q.

Shonali wishes to contribute in reducing air pollution. Which vehicle should she use for going to the office?

1. Bus

2. Car

3. Scooter

4. Bicycle

Q. A/An is used in power plants to remove air pollutants from exhaust of power plants.

1. exhaust pipe
2. electrostatic precipitator
3. catalytic converter

Q.

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

1. Planting more trees.

2. All of these.

3. Reducing the use of firecrackers.

4. Using a bicycle for transportation.

Q. What is the function of a catalytic converter?

Q. Which among the following is not a renewable source of energy?

1. Solar energy
2. Wind energy
3. Hydro energy
4. Fossil fuels

Q. Identify a cleaner vehicle fuel from the given options.

1. Petrol
2. Diesel
3. CNG
4. Kerosene

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

1. Using a bicycle for transportation
2. Reducing the use of firecrackers
3. Burning wood
4. Planting more trees

Q.

How can pollution from vehicles be reduced?

1. Using efficient engines

2. Switching off automobiles at red lights

3. Increased usage of CNG

4. Using leaded petrol

Q. Lamps on the roads can be lit with the help of solar energy.

1. False
2. True

Q. Which of the following cannot be used as a method to reduce air pollution?

1. Using bicycle for transportation
2. Reducing the use of firecrackers
3. Planting more trees
4. Burning garbage in open

Q. The major cause of environmental pollution is the extensive use of _________________.

1. solar energy
2. fossil fuels
3. wind energy
4. hydrogen as a fuel