Biology Quiz: Cellular Respiration

20 Questions | Total Attempts: 78

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Biology Quiz: Cellular Respiration

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

      ATP, pyruvic acid (pyruvate), and NADH

    • B. 

      Pyruvic acid (pyruvate) and NADH

    • C. 

      Pyruvic acid (pyruvate) and ATP

    • D. 

      NADH and ATP

  • 2. 
    During alcoholic fermentation,
    • A. 

      Glucose is split into 3 pyruvic acid (pyruvate)

    • B. 

      3 ATP molecules are produced

    • C. 

      NAD+ is regenerated, allowing glycolysis to continue

    • D. 

      Oxygen in 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 stars with
    • A. 

      Pyruvic acid (pyruvate) and yields lactic acid or alcohol

    • B. 

      Glucose and yields 32 ATPs

    • C. 

      Lactic acid and yield carbon dioxide

    • D. 

      Pyruvic acid (pyruvate) and yields carbon dioxide

  • 5. 
    Lactic acid fermentation occurs in
    • A. 

      Aerobic conditions

    • B. 

      Mitochondria

    • C. 

      Yeast

    • D. 

      Muscle cells

  • 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

  • 7. 
    The energy of the electrons passing along the electron transport chain is used to make
    • A. 

      Citric acid

    • B. 

      Alcohol

    • C. 

      Lactic acid

    • D. 

      ATP

  • 8. 
    Which process generates MOST of the ATP produced during cellular respiration?
    • A. 

      ETC

    • B. 

      Glycolysis

    • C. 

      Fermentation

    • D. 

      Krebs cycle

  • 9. 
    Which of the following passes high-energy electrons into the electron transport chain?
    • A. 

      Acetyl-CoA

    • B. 

      NADH and FADH2

    • C. 

      Citric acid

    • D. 

      ATP and ADP

  • 10. 
    C6 H12O6 + 6O2 + ADP + P -----> 6CO2 + 6 H2O + ATP The process show in the equation above begins in the cytoplasm of a cell and ends in the
    • A. 

      Chloroplast

    • B. 

      Cytoplasm

    • C. 

      Mitochondria

    • D. 

      All of the above

  • 11. 
    Unlike photosynthesis, cellular respiration occurs in
    • A. 

      Animal cells only

    • B. 

      Plant cells only

    • C. 

      All but plant cells

    • D. 

      All eukaryotic cells

  • 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 thylakoid.

    • C. 

      The electrons are used in the formation of ethyl alcohol.

    • D. 

      None of the above

  • 13. 
    Which of the following is the correct sequence of events in AEROBIC cellular respiration?
    • A. 

      Krebs cycle > electron transport chain > glycolysis

    • B. 

      Krebs cycle > glycolysis > electron transport chain

    • C. 

      Glycolysis > Krebs cycle > electron transport chain

    • D. 

      Glycolysis > fermentation > Krebs cycle

  • 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.

  • 15. 
    The Krebs cycle takes place in which of the following areas?
    • A. 

      2 only (outer membrane)

    • B. 

      3 only (intermembrane space)

    • C. 

      4 only (matrix)

    • D. 

      1 only (inner membrane)

    • E. 

      1,3, and 4

  • 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. 

      Glucose is completely broken down into carbon dioxide.

  • 17. 
    Pathway A  Glucose--> Pyruvic acid --> Lactic acid (2 ATP produced) Pathway B   Glucose--> Pyruvic acid --> Carbon dioxide + Ethanol (2 ATP produced) Pathway C   Glucose--> Pyruvic acid --> 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 answers A and C

  • 18. 
    A science teacher performs an experiment to measure the carbon dioxide uptake of the green algae Chlorella under light conditions.  He prepares a suspension of Chlorella and places it in a growth chamber near a lamp.  A student disrupts the experiment by turning off the lamp, creating dark conditions.  Why is there a negative uptake of carbon dioxide under dark condtions?
    • A. 

      Carbon dioxide production requires light

    • B. 

      Chlorella is actively photosynthesizing

    • C. 

      Cellular respiration is taking place

    • D. 

      Glucose production in the dark requires less carbon dioxide

  • 19. 
    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

  • 20. 
    While investigating yeast respiration, a researcher detects ethanol in the yeast culture. Which molecules does the yeast culture also contain?
    • A. 

      Carbon dioxide and ATP

    • B. 

      Lactic acid and ATP

    • C. 

      Oxygen and lactic acid

    • D. 

      Oxygen and Carbon dioxide