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प्रश्न
Write any three ways by which noise pollution affects the human body adversely. List any three steps that should be followed in order to reduce noise pollution.
उत्तर
Three ways by which noise pollution affects the human body adversely:
1. Loud sounds with pleasure and entertainment.
2. The bigger the city, the bigger the function, the greater the noise.
3. A brief exposure to extremely high sound level, 150 dB or more generated by takeoff of a jet plane or rocket.
Step which are followed to reduce noise pollution:
• Reduction of noise in our industries can be affected by use of sound absorbent materials or by muffling noise.
• Stringent following of laws laid down in relation to noise like delimitation of horn-free zones around
hospitals and schools, permissible sound-levels of crackers and of loud-speakers, timings after which loudspeakers cannot be played, etc., need to be enforced to protect ourselves from noise pollution.
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संबंधित प्रश्न
Suggest measures to avoid noise pollution in classroom.
List two major harmful effects of the following:
Prolonged noise such as the one produced by crackers.
Noise pollution is a ______ issue.
Noise has adverse effects on our ______.
Complete the table.
| Nature of sound | Unpleasant | Pleasant |
| Speaking | ||
| Whispering | ||
| Aeroplane sounds | ||
| Horns of Vehicles | ||
| Railway Engine | ||
| Rustling of leaves | ||
| Neighing of a horse | ||
| Ticking of a clock |
With reference to noise pollution, answer the following:
Why are the construction sites considered as worse than factories in their contribution to noise pollution ?
How is noise a source of pollution? Why do we need to look at the problem of noise pollution seriously?
How does planting trees help in reducing noise pollution?
______ Pollution has been directly linked to stress and health impacts such as high blood pressure and hearing loss.
List three sources of noise pollution in your locality.
