Photosynthesis and Energy Flow in Living Systems
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Questions and Answers

What is the main tissue involved in photosynthesis in plants?

  • Flowers
  • Roots
  • Stem
  • Mesophyll in the leaves (correct)

    • What is the role of chlorophyll in photosynthesis?

  • Absorb light mainly in the green part of the spectrum (correct)
  • Store glucose
  • Release oxygen
  • Absorb carbon dioxide

    • What is the characteristic of short-wavelength light?

  • Low energy content
  • Long wavelength
  • High energy content (correct)
  • Low frequency

    • What happens to the excited chlorophyll in its lowest excited state?

    <p>It re-emits a photon and returns to its ground state (fluorescence)</p> Signup and view all the answers

    What does the solar spectrum show?

    <p>The output of the sun along with the energy density that strikes the surface of the earth</p> Signup and view all the answers

    What is the source of energy for photosynthesis?

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

    According to the First Law of Thermodynamics, what happens to energy in the universe?

    <p>It is conserved and can be transformed from one form to another</p> Signup and view all the answers

    What is the main function of chloroplasts in photosynthesis?

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

    What does the term 'Photosynthesis' literally mean?

    <p>'Synthesis using sun'</p> Signup and view all the answers

    What is the general equation of photosynthesis?

    <p>$6CO_2 + 6H_2O + sunlight o C_6H_{12}O_6 + 6O_2$</p> Signup and view all the answers

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