The Half Land
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Questions and Answers

Which of the following is the main reason why water is essential for life on a planet?

  • Water is important for maintaining the color of pee.
  • Water is necessary for the survival of living organisms. (correct)
  • Water helps in balancing the land to water ratio.
  • Water is needed for swimming and recreational activities.

    • What percentage of Earth's surface is covered by water?

  • 50%
  • 71% (correct)
  • 25%
  • 10%

    • What would happen to Earth's sea levels if a quarter of the ocean water was replaced with land?

  • Sea levels would decrease dramatically. (correct)
  • Sea levels would rise significantly.
  • Sea levels would fluctuate unpredictably.
  • Sea levels would remain the same.

    • Why do scientists search for alien life on planets with liquid water?

    <p>Because liquid water is essential for life as we know it.</p> Signup and view all the answers

    What is the main topic discussed in the text?

    <p>The balance between land and water on Earth.</p> Signup and view all the answers

    Which of the following is the current percentage of Earth's surface covered by water?

    <p>70%</p> Signup and view all the answers

    What is the main reason why scientists search for alien life on planets with liquid water?

    <p>Water is essential for life on a planet</p> Signup and view all the answers

    What would happen to Earth's sea levels if a quarter of the ocean water was replaced with land?

    <p>Sea levels would drop significantly</p> Signup and view all the answers

    Why is the color of your pee mentioned in the text?

    <p>It is irrelevant to the topic</p> Signup and view all the answers

    What is the main topic discussed in the text?

    <p>The ideal land to water ratio on Earth</p> Signup and view all the answers

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