Tsunamis and Volcanic Eruptions
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Questions and Answers

What is a common characteristic of biological hazards?

  • They originate from the earth's surface.
  • They are always conveyed by biological vectors.
  • They involve exposure to pathogenic microorganisms. (correct)
  • They are caused by volcanic eruptions.
  • Which natural hazard is characterized by the movement of surface material down a slope?

  • Tsunami
  • Earthquake
  • Landslide (correct)
  • Volcano
  • What is the main component of pyroclastic flows in a volcanic eruption?

  • Cold water
  • Hot gas, ash, and other volcanic rocks (correct)
  • Sand
  • Solid ice
  • Which natural phenomenon can produce a sea wave known as a tsunami?

    <p>Large-scale seafloor displacements</p> Signup and view all the answers

    What is the primary characteristic that differentiates landslides from volcanic eruptions?

    <p>Influence of gravity</p> Signup and view all the answers

    Which example falls under biological hazards?

    <p>(H5N1) virus</p> Signup and view all the answers

    What is a common factor used to characterize natural hazards?

    <p>Intensity, frequency, and probability</p> Signup and view all the answers

    Which term describes a vent to the earth's surface from a reservoir of molten rock?

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

    "Mad Cow Disease" is an example associated with which type of hazard?

    <p>Biological hazard</p> Signup and view all the answers

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