NEET Biology question
Not in NEET syllabus
Consider the following statements.
I. Noise causes psychological disorder in humans
II. Noise causes physiological disorder in humans
III. Noise measurable unit is dB but sometimes it is measured in Dobson unit
IV. 150 dB is tolerate for human
Which of the above statements are true?
Answer: (B)
Solution
Noise is well documented to cause both psychological disorders (anxiety, stress) and physiological disorders (hypertension, hearing loss) in humans, making statements I and II true. Noise is measured only in decibels
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