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AIIMS 2002
Exam
AIIMS
Year
2002
Subject
Botany
Chapter
Environmental Issues

AIIMS 2002 · Botany · Environmental Issues

Green muffler is used against which type of pollution ?

Green muffler is used against which type of pollution ?

Options

  1. AAir
  2. BSoil
  3. CWater
  4. DNoise

Correct answer

D. Noise

Step-by-step solution

Green plants are being planted around the road side to check the noise pollution. This is known as green muffler. Noise pollution is measured in decibels.
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