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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.
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.
APPEARS IN
संबंधित प्रश्न
Suggest measures to avoid noise pollution in classroom.
Mention any two measures to minimise noise pollution.
Look at a cartoonist's presentation of a kind of pollution given below.
 |
- Name the kind of pollution.
- List the sources of pollution.
- Mention any two harmful effects of this pollution.
Write about the sources of noise pollution. Give the impact of noise pollution on the human body.
The sound which is disagreeable to the ears is called ______.
What should we do?
A factory in the surroundings is producing continuous loud noise.
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 |
Which of the following may be caused by noise?
Among the following which one is not polluted by noise pollution?
Mention any two ways to control noise pollution.
