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  9. Q10

MPPSC (MP PCS) 2023 · Question 10 of 99

Green Muffler is related to pollution of:

environment

  1. ASoil
  2. BAirCorrect
  3. CNoise
  4. DWater

Answer: B. Air

Explanation

The final answer key accepted both B and C as correct (green muffler = tree planting to reduce air and noise pollution).

Source: MPPSC Prelims 2023 GS Paper-I official question paper (sanskritiias.com) + MPPSC official final answer key (prepp.in)

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