Photosynthesis Class 9
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Questions and Answers

Which of the following is the primary purpose of photosynthesis?

  • To metabolize organic compounds
  • To fuel the organism's activities
  • To convert light energy into chemical energy (correct)
  • To produce oxygen as a byproduct

    • What is the term used to describe photosynthesis that produces oxygen as a byproduct?

  • Oxygenic photosynthesis (correct)
  • Photophosphorylation
  • Chemiosmosis
  • Anoxygenic photosynthesis

    • Which of the following is NOT a product of photosynthesis?

  • Starch
  • Oxygen
  • Sugars
  • Carbon dioxide (correct)

    • What is the main role of photoautotrophs in photosynthesis?

    <p>To convert light energy into chemical energy</p> Signup and view all the answers

    What is the significance of photosynthesis in relation to the Earth's atmosphere?

    <p>It produces and maintains the oxygen content</p> Signup and view all the answers

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