Quiz  /  Air Pollution Class 9 MCQ Questions With Answers

  • 1. 
    Acid precipitation can lead to all of the following EXCEPT…

  • a decrease in a community’s standard of living.
  • an increase in respiratory ailments.
  • an increase of aquatic biodiversity.
  • a destruction of historic monuments.

  • 2. 
    The following ailments are long-term effects of air pollution EXCEPT

  • emphysema. (hardening of lungs)
  • lung cancer.
  • headaches.
  • heart disease.

  • 3. 
    Which of the following is an example of a primary pollutant?

  • Acid rain
  • Sick building syndrome
  • Carbon monoxide
  • Asbestos

  • 4. 
    Combines with other pollutants to form acid rain

  • Nitrogen oxides & sulfur dioxide
  • Particulate matter & lead
  • Nitrogen oxides & ground-level ozone
  • Sulfur dioxide & ground-level ozone

  • 5. 
    Acid precipitation/rain can be traced back to

  • the burning of fossil fuels.
  • the use of electrostatic precipitators.
  • thermal inversions.
  • the release of particulate matter into the atmosphere.

  • 6. 
    What causes acid rain?

  • High concentrations of sulfuric or nitric acid from pollution
  • Fertilizer use
  • Pesticide use
  • CFCs

  • 7. 
    Pollution hanging over urban areas that causes reduced visibility is called

  • Air pollution
  • Temperature inversion
  • Light pollution
  • Smog

  • 8. 
    The pattern of air during thermal inversion is

  • warm- cold- warm
  • cold- warm- cold
  • there is no pattern, it is only cold

  • 9. 
    A metallic element that can cause brain damage

  • Lead
  • Particulate matter
  • Ground-level ozone
  • Nitrogen oxides

  • 10. 
    Which pair below are the two main sources of air pollution in urban (populated) areas?

  • vehicles, volcanoes
  • vehicles, industries
  • Industries, agriculture
  • All of the above

  • 11. 
    Noise pollution can cause

  • high blood pressure.
  • loss of sleep.
  • hearing loss.
  • All of the above

  • 12. 
    The Clean Air Act is federal law that regulates levels of air pollution produced from

  • Transportation and factories
  • Private homes only
  • Power plants only
  • Transportation, factories, power plants, and private homes

  • 13. 
    The ozone layer protects us from

  • UV rays
  • CFCs
  • Increased atmospheric heat
  • Decreased atmospheric heat

  • 14. 
    Which of these is NOT a primary air pollutant?

  • smog
  • particulate matter (PM2.5)
  • carbon monoxide (C0)
  • sulfur dioxides (S02)

  • 15. 
    Two historical events during which smog killed many citizen and made thousands sick...

  • Donora Fluoride Fog and London Smog
  • London Smog and Exxon Valdez
  • China Smog and Fluoride Fog

  • 16. 
    Dust, ash and pollen are examples of this air pollutant

  • Lead
  • Ground-level ozone
  • Particulate matter
  • Nitrogen oxides

  • 17. 
    How does air pollution move during thermal inversion?

  • Thermal inversion makes pollution very still
  • Pollution travels very fast in cold air
  • There is no pollution during thermal inversion

  • 18. 
    Which range indicates a base/alkaline?

  • 1-6
  • 8-14

  • 19. 
    A colorless, odorless gas

  • Nitrogen oxides
  • Ground-level ozone
  • Carbon monoxide
  • Sulfur dioxide

  • 20. 
    Which of the following pH measurements of rainwater would indicate acid precipitation/rain?

  • pH 6.0
  • pH 4.1
  • pH 7.3
  • pH 9.6

  • 21. 
    Which one of these does not belong

  • Electrostatic precipitator
  • Mop
  • Scrubber
  • Air Filter
Report Question
warning
access_time
  Time