Bio chapter 8

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BEM
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240739
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Bio chapter 8
Updated:
2013-10-15 09:33:51
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chapter 8
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  1. Where is the chlorophyll located ina plant?
    a.Cristae
    b.Plasma membrane of the cell
    c.Outer membrane of the chloroplast
    d.Thylakoid membrane
    e.Stroma
    d thylakoid membrane
  2. A particle of light is a____.
    a. wave
    b Grana
    c. Photon
    d. Proton
    e. Newton
    C. photon
  3. Visible light has wavelengths from ___ nm- ___ nm
    350-750
  4. When light hits matter, it can be
    • reflected
    • absorbed
    • transmitted
  5. Chlorophyll absorbs ___ and ___ light
    red and blue
  6. Excited electrons are usually unstable and emit energy as
    • light
    • heat
  7. Measure light with...
    Spectrophotometer
  8. The action spectrum gives a more accurate picture of what is going on than just the...
    absorption spectrum, how much photosynthesis is produced
  9. Photoexcitation of Chlorophyll
    When a molecule absorbes a photon, the molecule's electron is...
    shifted to a higher orbital ( more potential energy)
  10. A photon can be absorbed ___ if its energy is ____ the same as the energy it takes for the e- to go from ground state to excited state
    only, exactly
  11. Where is the chlorophyll located in a plant?
    A. cristae
    B. thylakoid membrane
    C. plasma membrane
    D. stroma
    E. outer membrane of the chlorplast
    B. thylakoid membrane
    (this multiple choice question has been scrambled)
  12. Atrazine is a chemical that blocks the electron from leaving photosystem II. What would be the immediate effect on the plant?
    A.Prevent photon absorption
    B.Blocks carbon dioxide absorption
    C.Blocks electron harvesting from water
    D.Prevents ATP synthesis
    e. None of the above
    C. blocks electron harvesting from water
    (this multiple choice question has been scrambled)
  13. Where Is the oxygen produced during photosynthesis?
    A. between the chlorophyll membrane
    B. in the sroma
    C. on the cristae
    D. in the matrix
    E. in the thylakoid
    E. In the thylakoid
    (this multiple choice question has been scrambled)
  14. What is the function of Rubisco?
    A. harvesting electrons from water
    B. chemiosmosis
    C. absorption of photon energy
    D. carbon fixation
    E. reduction of NADP+
    D. Carbon fixation
    (this multiple choice question has been scrambled)

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