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5 Written questions

5 Matching questions

  1. NAAQS
  2. indoor air pollution
  3. ozone
  4. inversion layer
  5. stratosphere
  1. a the National Ambient Air Quality Standards established by the U.S. federal government to limit air pollution
  2. b A layer of air that is warmer than the air below
  3. c a form of oxygen that has three oxygen atoms in each molecule instead of two. protects us from dangerous ultraviolet radiation from the sun
  4. d Compounds that affect breathing that occur indoors. Examples: woodstove smoke, furnace emissions, formaldehyde, radon, household chemicals
  5. e the layer of the atmosphere that contains the ozone layer; temperature increases as you go up

5 Multiple choice questions

  1. cause cross-linking that inactivates proteins and nucleic acids
  2. a substance related to alcohol. formaldehyde is made by the body from alcohol and contributes to hangovers
  3. a type of cleaner that removes unwanted particles and liquid droplets from a flow of gas
  4. U.S. Congress passed the Clean Air Acts of 1970, 1977, and 1990, which have established air pollution regulations for key pollutants that are enforced by states and by major cities; these acts have greatly reduced outdoor air pollution from six major pollutants.
  5. atmospheric condition in which warm air traps cooler air near the earth's surface

5 True/False questions

  1. oxides of nitrogenS + O₂ → SO₂
    2SO₂+ O₂ → 2SO₃
    SO₃+ H₂O → H₂SO₄, natural source: volcanoes, decay of organic matter. man made source: combustion of sulfur containing coal and smelting of sulfide ores. methods of reduction: alkaline scrubbing.


  2. acid rainshort, hair-like structures made of microtubules that enable movement of cells or movement of materials outside a cell


  3. tropospherethe lowest atmospheric layer


  4. TRIchance, accident


  5. secondary pollutantA pollutant that is put directly into the atmosphere by human or natural activity


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