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  • Solved Previous Paper Civil Engg. (GATE) 2008
  • Two primary air pollutants are
Multiple choice

Two primary air pollutants are

  1. sulphur oxide and ozone

  2. nitrogen oxide and peroxyacetylnitrate

  3. sulphur oxide and hydrocarbon

  4. ozone and peroxyacetynitrate

Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

 

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