Question

Plantation of rows of trees and shrubs along roads, rails, around residential complexes, educational institutes, etc. is called

• A. Green muffler
• B. Shelter belt
• C. Wind break
• D. Both B and C

Answer 1

The correct option is A Green muffler

• The green muffler is used for decreasing the amount of noise emitted by the exhaust of an internal combustion engine. It is a planning cum technique used for reducing noise pollution by planting trees around populated and noisy places.
• Under the green muffler scheme, ashoka and neem plants are planted near resident localities to reduce noise pollution. The rationale behind planting rows of trees is that dense trees filter out the noise and obstruct it from reaching the people.
• The trees act as the bulwark for the loud noise coming from industries, urban areas, and noisy places.

Hence, the correct answer is option A.