Multiple Choice Questions on Noise Pollution
Multiple Choice Questions on Noise Pollution
1-Noise is
(A) an unwanted noise
(B) an irritant
(C) a source of stress
(D) all of the above
2-Following contributes the maximum noise
(A) transport sector
(B) industrial and construction machinery
(C) special events
(D) none of the above
3-Sound is measured in
(A) Hertz
(B) Decibel
(C) ppm
(D) none of the above
4-Following scale is used for loudness of sound or noise
(A) linear scale
(B) logarithmic scale
(C) exponential scale
(D) none of the above
5-The level of sound during normal conversation is
(A) 20 dbA
(B) 40 dbA
(C) 60 dbA
(D) 80 dbA
6-Allowed noise level by WHO in residential areas is
(A) 25 dB
(B) 50 dB
(C) 75 dB
(D) 100 dB
7-Research suggests that noise pollution is the highest in ___ income neighbourhoods.
(A) low
(B) medium
(C) higher
(D) all of the above
8-Noise pollution can cause
(A) hypertension
(B) hearing loss
(C) sleep disturbances
(D) all of the above
9-Roadways noise can be reduced by
(A) use of noise barriers
(B) limitation of vehicles speed
(C) alteration of roadway surface texture
(D) all of the above
10-Following is used for measuring intensity of sound
(A) Sound level meter
(B) Frequency meter
(C) both (A) and (B)
(D) None of the above
ANSWERS:
1-(D), 2-(A), 3-(B), 4-(B), 5-(C), 6-(B), 7-(A), 8-(D), 9-(D), 10-(A)