6.2 Nutrition: Energy and Material Requirement in Living Organisms
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Questions and Answers

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

  • Food (correct)
  • Light
  • Water
  • Air

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

  • Digestion
  • Fermentation
  • Respiration
  • Photosynthesis (correct)

    • Which organisms use simple food material obtained from inorganic sources like carbon dioxide and water?

  • Animals
  • Bacteria
  • Green plants (correct)
  • Fungi

    • What are enzymes used for in organisms?

    <p>To break down complex substances into simpler ones</p> Signup and view all the answers

    Which type of organisms directly or indirectly depend on autotrophs for survival?

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

    What is the role of chlorophyll in photosynthesis?

    <p>Convert carbon dioxide and water into carbohydrates</p> Signup and view all the answers

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