How Living Things Obtain Food and Energy
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Questions and Answers

What is the primary source of energy and materials for living things?

  • Bio-catalysts
  • Food consumption (correct)
  • Sunlight and air
  • Carbon dioxide and water

    • What is the process by which autotrophs convert substances into stored forms of energy?

  • Photosynthesis (correct)
  • Digestion
  • Metabolism
  • Respiration

    • Which organisms directly or indirectly provide the survival necessities for heterotrophic organisms?

  • Bio-catalysts called enzymes
  • Carbon dioxide and water
  • Green plants and bacteria (correct)
  • Animals and fungi

    • What is the role of enzymes in the breakdown of complex substances for organisms?

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

    What is the general requirement common in all organisms?

    <p>Energy and material needs</p> Signup and view all the answers

    How are the carbon and energy requirements of autotrophic organisms fulfilled?

    <p>Through photosynthesis</p> Signup and view all the answers

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