The Biosphere and Its Importance
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Questions and Answers

Which term is used to describe the worldwide sum of all ecosystems?

  • Biosphere (correct)
  • Ecosphere
  • Hydrosphere
  • Lithosphere
  • What is the biosphere's relationship with matter?

  • Virtually closed system with minimal inputs and outputs (correct)
  • Open system with constant inputs and outputs
  • Open system with minimal inputs and outputs
  • Completely closed system with no inputs or outputs
  • What is the primary source of energy for the biosphere?

  • Photosynthesis (correct)
  • Nuclear fusion
  • Chemical reactions
  • Geothermal energy
  • Which term is used to describe the biosphere as a closed system with regard to matter?

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

    What is the primary source of energy captured by the biosphere?

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

    What process is believed to have led to the evolution of the biosphere?

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

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