The increased noise level can cause loss of hearing and irreversible c – McqOptions

MCQOPTIONS

1.	The increased noise level can cause loss of hearing and irreversible changes in nervous system. Mention the Safe Noise Level fixed by the World Health Organisation.
A.	80 decibels
B.	90 decibels
C.	60 decibels
D.	45 decibels
Answer» E.

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