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)