Unit 10 Target 3: Cellular Respiration Quiz

18 Questions | Total Attempts: 61

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Unit 10 Target 3: Cellular Respiration Quiz


Questions and Answers
  • 1. 
    The aerobic and anaerobic pathways of cellular respiration REQUIRE which products of glycolysis? 
    • A. 

      ATP, pyruvic acid (pyruvate), and NADH

    • B. 

      Pyruvic acid (pyruvate) and ATP

    • C. 

      Pyruvic acid (pyruvate) and NADH

    • D. 

      NADH an ATP

  • 2. 
    During alcoholic fermentation, 
    • A. 

      Glucose is split into three pyruvate molecules

    • B. 

      3 ATP molecules are produced.

    • C. 

      NAD+ is regenerated, allowing glycolysis to continue.

    • D. 

      Oxygen is required.

  • 3. 
    Which of the following are anaerobic and occur in the cytoplasm of the cell? 
    • A. 

      Fermentation only.

    • B. 

      Fermentation and glycolysis

    • C. 

      Glycolysis, Krebs cycle, and ETC

    • D. 

      Krebs cycle and ETC

  • 4. 
    The Krebs cycle starts with 
    • A. 

      Pyruvic acid and yields lactic acid or alcohol.

    • B. 

      Glucose and yields 32 ATPs.

    • C. 

      Lactic acid and yields carbon dioxide.

    • D. 

      Pyruvic aid and yield carbon dioxide.

  • 5. 
    Lactic acid fermentation occurs inA)    aerobic conditions.    C)    yeast.    B)    mitochondria.    D)    muscle cells.
    • A. 

      A

    • B. 

      B

    • C. 

      C

    • D. 

      D

  • 6. 
    How are cellular respiration and photosynthesis almost opposite processes?A)    Photosynthesis releases energy, and cellular respiration stores energy.    B)    Photosynthesis removes carbon dioxide from the atmosphere, and cellular respiration puts it back.    C)    Photosynthesis removes oxygen from the atmosphere, and cellular respiration puts it back.    D)    all of the above
    • A. 

      A

    • B. 

      B

    • C. 

      C

    • D. 

      D

  • 7. 
    The energy of the electrons passing along the electron transport chain is used to makeA)    citric acid.    B)    alcohol.    C)    lactic acid.    D)    ATP.
    • A. 

      A

    • B. 

      B

    • C. 

      C

    • D. 

      D

  • 8. 
    Which process generates MOST of the ATP produced during cellular respiration?A)    ETC    B)    Glycolysis    C)    Fermentation    D)    Krebs cycle
    • A. 

      A

    • B. 

      B

    • C. 

      C

    • D. 

      D

  • 9. 
    Which of the following passes high-energy electrons into the electron transport chain?A)    acetyl – CoA    C)    citric acid    B)    NADH and FADH2    D)    ATP and ADP
    • A. 

      A

    • B. 

      B

    • C. 

      C

    • D. 

      D

  • 10. 
    C6 H12O6 + 6O2 + ADP + P > 6CO2 + 6 H2O + ATPThe process shown in the equation above begins in the cytoplasm of a cell and ends in theA)    chloroplast.    B)    cytoplasm.    C)    mitochondria.    D)    all of the above.
    • A. 

      A

    • B. 

      B

    • C. 

      C

    • D. 

      D

  • 11. 
    Unlike photosynthesis, cellular respiration occurs inA)    animal cells only.    C)    all but plant cells.    B)    plant cells only.    D)    all eukaryotic cells.
    • A. 

      A

    • B. 

      B

    • C. 

      C

    • D. 

      D

  • 12. 
    At the end of the electron transport chain,A)    the electrons combine with oxygen and protons to form water.    B)    the electrons build up inside the mitochondria and diffuse back to a thylakoid.    C)    the electrons are used in the formation of ethyl alcohol.    D)    None of the above
    • A. 

      A

    • B. 

      B

    • C. 

      C

    • D. 

      D

  • 13. 
    Which of the following is the correct sequence of events in aerobic cellular respiration?A)    Krebs cycle > electron transport > glycolysis    B)    Krebs cycle > glycolysis > electron transport    C)    glycolysis > Krebs cycle > electron transport    D)    glycolysis > fermentation > Krebs cycle
    • A. 

      A

    • B. 

      B

    • C. 

      C

    • D. 

      D

  • 14. 
    Which of the following is NOT true about the amount of ATP produced during aerobic cellular respiration?A)    A net gain of 2 ATP molecules is produced during glycolysis.    B)    4 ATP molecules are produced during the Krebs cycle.    C)    32 ATP molecules are produced during the electron transport chain.    D)    36 ATP molecules are produced overall.
    • A. 

      A

    • B. 

      B

    • C. 

      C

    • D. 

      D

  • 15. 
    The Krebs cycle takes place in which of the following areas?A)    2 only (outer membrane)            D)    1 only (inner membrane)    B)    3 only (intermembrane space)     E)    1, 3, and 4    C)    4 only (matrix)
    • A. 

      A

    • B. 

      B

    • C. 

      C

    • D. 

      D

    • E. 

      E

  • 16. 
    Which of the following is TRUE about glycolysis?A)    Glycolysis is aerobic.    B)    Glycolysis produces a net gain of 4 ATP.    C)    Glucose is broken down into pyruvic acid (pyruvate).    D)    Glycolysis occurs in the mitochondria.    E)    Glucose is completely broken down into carbon dioxide.
    • A. 

      A

    • B. 

      B

    • C. 

      C

    • D. 

      D

    • E. 

      E

  • 17. 
    Pathway A  Glucose à Pyruvic Acid à Lactic Acid    (2 ATP Produced)Pathway B  Glucose à Pyruvic Acid à Carbon Dioxide + Ethanol    (2 ATP Produced)Pathway C  Glucose à Pyruvic Acid à Carbon Dioxide + Water   (36 ATP Produced)Which of the following is TRUE about the above pathways?A)    The Krebs cycle occurs after pathway A.    B)    Pathway C occurs in the presence of oxygen.    C)    Both pathways A and B occur in the presence of oxygen.    D)    Both A and C.
    • A. 

      A

    • B. 

      B

    • C. 

      C

    • D. 

      D

  • 18. 
    During aerobic cellular respiration, in which of the following locations do ATP molecules form?A)    Mitochondrial matrix and outer mitochondrial membrane only    B)    Cytosol only    C)    Cytosol, mitochondrial matrix and outer mitochondrial membrane only    D)    Mitochondrial matrix and inner mitochondrial membrane only
    • A. 

      A

    • B. 

      B

    • C. 

      C

    • D. 

      D

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