Photosynthesis and Respiration Quiz
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Questions and Answers

What is the main product of photosynthesis?

  • Carbon (IV) oxide
  • Glucose (correct)
  • Water
  • Oxygen
  • What is the role of chlorophyll in photosynthesis?

  • To release oxygen
  • To trap light energy from the sun (correct)
  • To store energy in the form of ATP
  • To convert carbon dioxide into glucose
  • What gas is given off as a by-product during photosynthesis?

  • Nitrogen
  • Oxygen (correct)
  • Carbon dioxide
  • Hydrogen
  • Which of the following is NOT a necessary condition for photosynthesis to take place?

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

    What does the change in color of iodine solution from brown to blue-black indicate?

    <p>The presence of starch</p> Signup and view all the answers

    What is the difference in the starch test result between the green and yellow parts of a variegated leaf?

    <p>The green part will test positive for starch, while the yellow part will test negative.</p> Signup and view all the answers

    What is the main purpose of the process of photosynthesis in plants?

    <p>To manufacture their own food</p> Signup and view all the answers

    What is the role of chlorophyll in the photosynthesis process?

    <p>It traps light energy from the sun</p> Signup and view all the answers

    What is the purpose of the respiration process in both plants and animals?

    <p>To release the chemical energy stored in organic molecules</p> Signup and view all the answers

    What is the purpose of the iodine test on a variegated leaf?

    <p>To test for the presence of starch</p> Signup and view all the answers

    What is the difference in the starch test result between the green and yellow parts of a variegated leaf?

    <p>The green part will test positive for starch, while the yellow part will test negative.</p> Signup and view all the answers

    Which of the following is NOT a necessary condition for photosynthesis to take place?

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

    What is the main product of the photosynthesis process?

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

    What gas is given off as a byproduct during the photosynthesis process?

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

    What is the purpose of the respiration process in both plants and animals?

    <p>To release the chemical energy stored in organic molecules</p> Signup and view all the answers

    What is the role of ATP (Adenosine Triphosphate) in the photosynthesis process?

    <p>It is the energy carrier molecule produced during respiration</p> Signup and view all the answers

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