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प्रश्न
How does planting trees help in reducing noise pollution?
टीपा लिहा
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उत्तर
- Plant parts such as stems, leaves, branches wood, etc., absorb sound.
- Rough bark and thick, fleshy leaves are particularly effective at absorbing sound due to their dynamic surface area and helps in reducing noise pollution.
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पाठ 6: Sound - Exercises [पृष्ठ ७०]
APPEARS IN
संबंधित प्रश्न
What do you do in the following situations:
Exposed to a series of firecrackers with high sound level.
Name one source of sound causing noise pollution.
Explain the Term: Noise pollution
Explain the Term: Decibel
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 |
How is noise a source of pollution?
______ Pollution has been directly linked to stress and health impacts such as high blood pressure and hearing loss.
Boojho saw a cracker burst at night at a distance from his house. He heard the sound of the cracker a little later after seeing the cracker burst. Give reason for the delay in hearing the sound.
Suggest three measures to limit noise pollution in your locality.
Name two harmful effects of noise pollution.
