Importance of Air and its Components Quiz
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Questions and Answers

What is the percentage of Nitrogen in the air?

  • 78% (correct)
  • 21%
  • 0.9%
  • 0.03%
  • Which gas is present in the lowest percentage in air?

  • Argon
  • Oxygen
  • Carbon Dioxide (correct)
  • Nitrogen
  • What are some major atmospheric pollutants mentioned in the text?

  • Carbon monoxide and Oxides of sulphur (correct)
  • Nitrogen and Oxygen
  • Water and Foodstuffs
  • Chlorofluorocarbons and Carbon Dioxide
  • Which source of pollution includes chimneys and combustion products?

    <p>Point Sources</p> Signup and view all the answers

    Why is air considered the most important basic requirement for survival?

    <p>It has an immediate deleterious effect when lacking</p> Signup and view all the answers

    Which major health effect is NOT associated with exposure to Nitrogen Dioxide (NO2)?

    <p>Kidney damage</p> Signup and view all the answers

    How does Ozone primarily affect healthy adults and children?

    <p>Reducing lung function</p> Signup and view all the answers

    At what concentration range are many plants, especially coniferous plants, damaged by pollutants?

    <p>0.3 - 0.5 ppm</p> Signup and view all the answers

    What is a significant consequence of the reaction between SO2 and Oxygen (O2) in the atmosphere?

    <p>Production of Acid Rain</p> Signup and view all the answers

    Why is the goal of attaining tropospheric ozone standards challenging according to the text?

    <p>Variability in available ultraviolet light from year to year</p> Signup and view all the answers

    What is a potential health effect of exposure to Nitrogen Dioxide (NO2) mentioned in the text?

    <p>It reduces lung function associated with chest pain</p> Signup and view all the answers

    What is the primary role of Nitrogen Oxide (NO) in the atmosphere according to the text?

    <p>Contributes to the formation of tropospheric ozone</p> Signup and view all the answers

    Why are elderly individuals particularly affected by air pollution according to the text?

    <p>They are more likely to develop chronic lung diseases</p> Signup and view all the answers

    What is the significance of the variability in available ultraviolet light from year to year in relation to ozone control standards as per the text?

    <p>It contributes to variations in tropospheric ozone levels annually</p> Signup and view all the answers

    Which category of individuals is most susceptible to health effects from air pollution based on the information provided?

    <p>Individuals with impaired respiratory systems</p> Signup and view all the answers

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