Human Reproduction Question 262
Question: Green muffler is used against which type of pollution [AIIMS 2002]
Options:
A) Air
B) Water
C) Soil
D) Noise
Show Answer
Answer:
Correct Answer: D
Solution:
Large green plants are planted in high noise pollution zone because they have capacity to absorb sound waves and these green plants for checking noise pollution are known as green mufler.