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Effects of Noise - Noise Pollution
Noise can affect in the following three ways:
Noise is an irritant which causes psychological and physiological changes, arouses emotional response and affects our health. Noise produces temper tantrum, irritation, anxiety, fatigue and even nausea. Constant excessive noise levels cause lack of concentration, sleeplessness, headache, constriction in blood vessels, change in heart beat, increase of blood pressure, pale skin, nervous breakdown, etc. Noise results in decrease sensitiveness to hearing, finally leading to deafness. Our hearing declines from aging and exposure to noise. Men generally suffer a greater loss of hearing with age than women. High levels of noise may result in temporary loss of hearing and continued exposure to permanent loss. Instantaneous explosions can rupture eardrums and displace the tiny bones in the ear.
Auxins Auxins are plant growth substances. The term Auxin usually refers to a chemical compound called Indole Acetic Acid (IAA), which is the major natural auxin. In plan
Nuclear endosperm in angiosperm.
Explain about the Light sense You must be aware that when you enter into a cinema hall, you are unable to see and find out your seat initially for a few minutes; b
Protection of protein meals or bypass protein The protein of oil cakes, having higher protein degradability, such as groundnut cake, mustard cake are utilized in the rumen les
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what protist changes shape constantly and flows around its food to engulf it?
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How many different molecules composed of (A) two (B) three, and (C) four amino acids, linked together by peptide bonds, can be made from the set of 20 naturally occurring amino aci
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