A prolonged exposure to noise at 95 dB produce

Options

A. respiratory trouble
B. skin cancer
C. nervous tension and increased blood pressure
D. digestive spasm

Answer

C

Explanation

Noise is underised high level of sound that is measured in decibel (dB). The range of hearing in human beings is upto 120 dB is harmful. Further, it has been found that prolonged noise at 95 dB will produce deafness, nervous tension and rise in blood pressure. Noise increases high blood pressure by increasing choloesterol level in the blood. Noise leads to anxiety and stress.