Exploring Earth's Biodiversity
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Questions and Answers

Which of the following best describes biodiversity?

  • The variety and variability of life on Earth (correct)
  • The total number of species on Earth
  • The genetic variation within a species
  • The distribution of species on Earth
  • Where is biodiversity usually greater?

  • In the mid-latitudes
  • In the desert regions
  • In the polar regions
  • In the tropics (correct)
  • Where is marine biodiversity usually higher?

  • Along coasts in the Atlantic
  • Along coasts in the Western Pacific (correct)
  • In the Indian Ocean
  • In the Arctic Ocean
  • Which ecosystems cover less than 10% of Earth's surface but contain about 90% of the world's species?

    <p>Tropical forest ecosystems</p> Signup and view all the answers

    What is a primary factor that may slow down the increase in biodiversity in the future?

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

    Which level does biodiversity measure variation at?

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

    Where is marine biodiversity usually higher?

    <p>Along coasts in the Western Pacific</p> Signup and view all the answers

    What is the primary result of deforestation that will likely slow down the increase in biodiversity in the future?

    <p>Decrease in ecosystem diversity</p> Signup and view all the answers

    Where is biodiversity usually greater?

    <p>In the tropics</p> Signup and view all the answers

    Which ecosystems cover less than 10% of Earth's surface but contain about 90% of the world's species?

    <p>Tropical forest ecosystems</p> Signup and view all the answers

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