Multiple choice

Directions: Choose a correct option from the following. Supersonic jets cause pollution by thinning

  1. the carbon dioxide layer

  2. the nitrogen oxide layer

  3. the ozone layer

  4. none of these
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Supersonic jets release nitrogen oxides into the stratosphere, which react with and deplete the ozone layer.

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