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प्रश्न
Which device is used to clean both dust and gases from polluted air?
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उत्तर
Exhaust gas Scrubbers
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संबंधित प्रश्न
Name any two places where it is essential to install electrostatic precipitators. Why is it required to do so?
Looking at the deteriorating air quality because of air pollution in many cities of the country, the citizens are very much worried and concerned about their health. The doctors have declared the health emergency in the cities where the air quality is very severely poor.
- Mention any two major causes of air pollution.
- Write any two harmful effects of air pollution to plants and humans.
- As a captain of your school Eco-club, suggest any two programmes you would plan to organise in the school so as to bring awareness among the students on how to check air pollution in and around the school.
The level of air pollution is very high in a city. Suggest any four measures which should be taken by the government to control it.
Why is it advised that industries should switch over to cleaner fuels such as CNG and LPG in the Taj Mahal Zone in Agra?
Acceptable noise pollution levels in residential areas of India ranges between ______.
According to the Central Pollution Control Board, the diameter of particles that are responsible for causing great harm to human health is ______.
The material generally used for sound proofing of rooms like a recording studio and auditorium is ______.
How does an electrostatic precipitator work?
Match the following and choose the correct option.
| Column I | Column II |
| A. Environment Protection Act | i. 1974 |
| B. Air Prevention & Control of Pollution Act | ii. 1987 |
| C. Water Act | iii. 1986 |
| D. Amendment of Air Act to include noise as an air pollutant | iv. 1981 |
Match the following and choose the correct option.
| Column I | Column II |
| A. Environment Protection Act | i. 1974 |
| B. Air Prevention & Control of Pollution Act | ii. 1987 |
| C. Water Act | iii. 1986 |
| D. Amendment of Air Act to include noise as an air pollutant | iv. 1981 |
