Question

Green muffler is used against which of the following type of pollution?

• A. Air
• B. Water
• C. Soil
• D. Noise

Answer 1

The correct option is D Noise

The green muffler is the growing of green plants along the roadsides to reduce noise pollution. The large number of green plants are grown near the noisy places so that they absorb noise and prevents the sound reaching citizens. The trees even block sharp lights of the vehicles at the time of night.

Therefore, the correct answer is option D.