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Chpt. 4 - Section D: Air Pollution: Sources, Effects, & Solutions

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Chpt. 4 - Section D: Air Pollution: Sources, Effects, & Solutions

Questions and Answers
  • 1. 
    What is responsible for the largest total amount of gaseous air pollutants in the U.S.?
    • A. 

      Industrial processes

    • B. 

      Fuel burning for space heating and electricity

    • C. 

      Transportation

    • D. 

      Solid waste disposal

  • 2. 
    What are some of the effects of air pollution?
    • A. 

      Damages plants

    • B. 

      Tarnishes or corrodes metals

    • C. 

      Aggravates respiratory problems

    • D. 

      All of the above

  • 3. 
    • A. 

      A synthetic pollutant

    • B. 

      A particulate

    • C. 

      A primary air pollutant

    • D. 

      A secondary air pollutant

  • 4. 
    When do concentrations of NOx and Hydrocarbons peak?
    • A. 

      Morning rush hour

    • B. 

      Lunch time

    • C. 

      Evening rush hour

    • D. 

      Overnight

  • 5. 
    Which of these factors effect smog production in an area?
    • A. 

      Population-number of cars on the road

    • B. 

      Topography

    • C. 

      Temperature-hours of sunlight

    • D. 

      All of these

  • 6. 
    A catalyst is the substance that
    • A. 

      Lowers the activation energy.

    • B. 

      Remains unchanged after the reaction is over

    • C. 

      Increases the rate of chemical reaction

    • D. 

      All of the above

  • 7. 
    Which of the following is the correct formula for ozone?
    • A. 

      O2

    • B. 

      CFC

    • C. 

      Oz

    • D. 

      O3

  • 8. 
    • A. 

      Freon

    • B. 

      Carbon tetrachloride

    • C. 

      CFCs

    • D. 

      Carbon dioxide

  • 9. 
    Which list shows major outdoor polluters in order from highest to lowest?
    • A. 

      Motor vehicles, power plants, factories

    • B. 

      Humans smoking, plastic fumes, power plants, motor vehicles

    • C. 

      Plant photosynthesis, humans smoking, power plants

    • D. 

      Motor vehicles, plastic fumes, humans smoking, plant photosynthesis

  • 10. 
    Which gas is the most harmful to humans and often comes from a faulty furnace or cars running in a closed garage?
    • A. 

      Carbon dioxide

    • B. 

      Carbon monoxide

    • C. 

      Hydrogen

    • D. 

      Nitrogen

  • 11. 
    • A. 

      Primary air pollutants

    • B. 

      Secondary air pollutants

    • C. 

      Only harmless chemicals

    • D. 

      Only dangerous chemicals

  • 12. 
    Which of the following could be classified as a synthetic air pollutant?
    • A. 

      Smog

    • B. 

      CO2

    • C. 

      CFCs

    • D. 

      Acid rain

  • 13. 
    Air pollution caused by humans began with the
    • A. 

      Discovery of fire

    • B. 

      Discovery of petroleum

    • C. 

      Invention of the car

    • D. 

      Invention of the steam engine

  • 14. 
    Which gas is reddish brown in color, has a strong odor, is a major pollutant, and is a component of photochemical smog?
    • A. 

      Carbon monoxide

    • B. 

      Nitrogen dioxide

    • C. 

      Ozone

    • D. 

      Methane

  • 15. 
    Which of these problems does NOT occur if the air quality index goes above the safe limit?
    • A. 

      There are more fatalities

    • B. 

      Normal activities must be reduced

    • C. 

      Heart problems may be triggered

    • D. 

      There are more thunderstorms

  • 16. 
    • A. 

      Use of a catalytic converter in automobile exhaust systems

    • B. 

      Increased federal support for research in this area

    • C. 

      Purchase of fewer consumable products

    • D. 

      Increased unemployment among industrial workers

  • 17. 
    The largest hole in the ozone layer found so far is over
    • A. 

      Antartica

    • B. 

      Africa

    • C. 

      South America

    • D. 

      Europe

  • 18. 
    A catalytic converter is designed to
    • A. 

      Decrease power plant emissions

    • B. 

      Reduce harmful automotive emissions

    • C. 

      Restore stratospheric ozone

    • D. 

      Mechanically filter particulates

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