Q7 of 37 Page 1

How does air pollution affect human health?

OR


How does noise pollution affect human health?


Air pollution refers to the pollution which releases harmful contaminants into the earth’s atmosphere. It affects human health-

• Air pollution causes various diseases related to respiratory, nervous, and circulatory systems.


• Smoky fog also proves very harmful for human health. It also caused acid rain.


• It damages the immune system and reproductive system.


• The burning of fossil fuel and the release of carbon dioxide in the atmosphere causing the earth to become warmer.


OR


Noise is any unwanted sound. It affects people’s health and quality of life.


• If noise is higher than 80 decibels then it damages to hearing.


• Excessive noise destroys the tiny hair which is present inside our ear which transmit signals to the brain.


• Noise pollution increases the risk of heart disease.


• It also disturbs the sleep of people which affects people’s health and mood.


• It also causes a range of psychological effects.


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