Question

Green muffler is related to pollution of
(a)Air
(b)Water
(c)Soil
(d)Noise

Answer 1

Hint: Unpleasant and harmful that can harm health caused by automobiles, construction sites, airports, etc. This type of pollution causes hearing related problems. It requires a medium for its transmission and it is a form of energy.

Complete answer:
Muffler in British English is known as a silencer, a device used in automobiles to reduce the noise emitted from the automobile. The silencer is fitted in the automobile which helps in reducing the noise coming from the automobile. Whereas green refers to the vegetation in which growing plants like neem and Ashoka helps to reduce noise pollution. Thus, in conclusion, the green muffler is the practice to reduce air pollution by growing plants in highly populated areas which helps in absorbing the noise.

Additional Information: -Sound is an undesirable disturbance which causes a major problem such as the increase of heartbeat, hearing impairment, difficulty in doing normal activity like sleeping, working, etc.
-Sound above 80 dB is considered as noise which becomes physically painful.
-The major sources of sound are- road traffic noise, aircraft, noise from the railroad, construction noise, firecrackers, loudspeakers, etc.
-The noise pollution is divided into two types based on the source of noise- community noise or environmental noise and occupational noise or industrial noise.

So, the correct answer is, ‘ Noise.’

Note: -One of the best-known damage caused by noise pollution is the death of certain species of whales because of the loud sound of military sonar.
-European Robins are known for singing during the daytime but due to noise pollution, they are singing during night time as it is quieter than the day.