Air Pollution and Human Health
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Questions and Answers

Which gas primarily causes ocean acidification?

  • Methane
  • Nitrogen
  • Carbon dioxide (correct)
  • Oxygen
  • What happens to seawater when carbon dioxide is absorbed by it?

  • It becomes more alkaline
  • It remains unchanged
  • It becomes less acidic
  • It becomes more acidic (correct)
  • Which of the following is NOT a health problem caused by air pollution?

  • Heart disease
  • Lung cancer
  • Asthma attacks
  • Diabetes (correct)
  • Which pollutants are transformed into secondary pollutants through physical and chemical reactions in the atmosphere?

    <p>Sulfur and nitrogen oxides</p> Signup and view all the answers

    What are the two types of fuel that ships without abatement systems must be prepared to use?

    <p>HFO and MDO</p> Signup and view all the answers

    What is the reason why more and more ships are being equipped with seawater scrubbers?

    <p>Greater capacity for SOx absorption</p> Signup and view all the answers

    Which category of emission control options includes engine design techniques?

    <p>Engine design techniques</p> Signup and view all the answers

    Which emission control method is specifically mentioned as a diesel aftertreatment method?

    <p>All of the above</p> Signup and view all the answers

    Which technologies play an important role in reducing emissions and improving engine and vehicle efficiency?

    <p>Powertrain integration and control technologies</p> Signup and view all the answers

    Which of the following is NOT a short-term symptom of breathing polluted air?

    <p>Eye irritation</p> Signup and view all the answers

    Which of the following health problems can develop from regularly breathing polluted air over several years?

    <p>All of the above</p> Signup and view all the answers

    Which of the following is NOT a ship-source pollutant closely linked to climate change and public health impacts?

    <p>Particulate matter</p> Signup and view all the answers

    Which of the following is NOT an ozone depleting substance controlled by the Montreal Protocol?

    <p>Carbon dioxide (CO2)</p> Signup and view all the answers

    What is the ozone depleting potential of bromotrifluoromethane (halon‑1301)?

    <p>10.0</p> Signup and view all the answers

    What is the main objective of the Montreal Protocol?

    <p>To protect the earth's ozone layer</p> Signup and view all the answers

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