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How to Reduce Noise Pollution?

Question 3 g ...

Question

Question 3 (g)
State whether the following statement is true or false.
Noise pollution may cause partial hearing impairment.

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Solution

The statement is true.
The unwanted or unpleasant sound is termed as noise. If a person is subjected to loud unpleasant sound it may cause partial hearing impairment.

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Similar questions

Q. State whether given statement is True or False
Noise pollution can cause partial hearing impairment.

Which of the following are harmful effects caused due to noise pollution?
A. Insomnia
B. Hypertension
C. Hearing impairment

State whether the following statements are true or false:

(a) Sound cannot travel in vacuum.

(b) The number of oscillations per second of a vibrating object is called its time-period.

(c) If the amplitude of vibrations is large, sound is feeble.

(d) The lower the frequency of vibration, the higher is the pitch.

(e) If the amplitude of vibrations is doubled, the loudness of sound also gets doubled.

(f) When the amplitude of vibrations is halved, the loudness of sound becomes one-fourth.

(g) Unwanted or unpleasant sound is termed as music.

(h) Noise pollution may cause partial hearing impairment.

Q. In the following sentence. say 'True' and 'False'

(a)

Sound can't travel in vacuum (T/F)

(b)

The number of oscillations per second of a vibrating object is called its time period. (T/F)

(c)

If the amplitude of vibration is large, sound is feeble. (T/F)

(d)

For human ears, the audible range is 20Hz to 20,000Hz. (T/F)

(e)

The lower the frequency of vibration, the higher is the pitch.

(f)

Unwanted or unpleasant sound is termed as music. (T/F)

(g)

Noise pollution may cause partial hearing impairment. (T/F)

Q. State whether given statement is True or False :
Sound from outer space adds to the noise pollution on the earth.

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How to Reduce Noise Pollution?

Standard VII Biology

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