Science

9th

grade

Image

Pollution

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12 questions

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  • 1. Multiple Choice
    30 seconds
    1 pt
    The ozone layer protects us from
    UV rays
    CFCs
    Increased atmospheric heat
    Decreased atmospheric heat
  • 2. Multiple Choice
    3 minutes
    1 pt
    The ozone layer is damaged by
    CFCs
    Increase in greenhouse gases
    Increased global temperatures
    Sulfuric and nitric acids
  • 3. Multiple Choice
    30 seconds
    1 pt

    Which of the following is a source of air pollution?

    Difficulty in breathing

    Factories

    Eye irritation

    Drinking water

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