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प्रश्न
List two major harmful effects of the following:
Prolonged noise such as the one produced by crackers.
List one major harmful effect of each of the following:
Prolonged noise such as the one produced by crackers.
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उत्तर
- Prolonged exposure to the high decibel noise damages the eardrums and can cause permanent hearing impairment.
- Noise pollution can lead to high blood pressure (hypertension), constant headaches, and a lack of concentration.
- Prolonged noise can even lead to deafness.
Notes
Students should refer to the answer according to their questions.
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संबंधित प्रश्न
Suggest measures to avoid noise pollution in classroom.
List sources of noise pollution in your surroundings.
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State any four measures to control noise pollution.
Explain the Term: Decibel
The sound which is disagreeable to the ears is called ______.
What should we do?
The silencer of a motorcycle is broken.
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 |
Noise is produced by
Which of the following may be caused by noise?
