The Biosphere
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Questions and Answers

What does the term 'biosphere' refer to?

  • The layer of the atmosphere where life exists
  • The layer of the ocean where life exists
  • The layer of the planet Earth where life exists (correct)
  • The layer of the Earth's mantle where life exists

    • Who developed the term 'biosphere'?

  • Charles Darwin
  • Dokuchaiev
  • Eduard Suess
  • Vladimir I. Vernadsky (correct)

    • What is the definition of soil according to Dokuchaiev?

  • A natural body composed of gases and organic matter, having a definite genesis
  • A natural body composed of mineral and organic constituents, having a definite genesis (correct)
  • A natural body composed of rocks and organic matter, having a distinct nature of its own
  • A natural body composed of water and minerals, having a distinct nature of its own

    • What does the biosphere distinguish the earth from?

    <p>Other planets in the solar system</p> Signup and view all the answers

    What does the biosphere encompass?

    <p>All living organisms: plants, animals, and bacteria</p> Signup and view all the answers

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