Name: _________________________________________ Date: ______________
Per:_____
Cellular Respiration Review
Matching:
A. cellular respiration
B. glycolysis
C. aerobic
D. anaerobic
E. alcoholic fermentation
F. CO2, H2O, ATP
G. C6H12O6
H. lactic acid fermentation
_____1. anaerobic process in which glucose is turned into 2 three-carbon molecules called pyruvate
and 2 molecules of ATP
_____ 2. Process that plays an essential role in the manufacturing of many dairy products (like yogurt)
_____ 3. Process that converts pyruvate (pyruvic acid) into ethanol and carbon dioxide
_____ 4. Process that does not require oxygen
____- 5. Process in which organic molecules are broken down to produce large amounts of ATP
_____ 6. Process that required oxygen
____ 7. Required for cellular respiration to occur
Multiple Choice:
_____ 8. The energy yield in aerobic processes is ____ than that of anaerobic processes.
a. less
b equal
c. greater
d. any of these
_____ 9. Glycolysis uses the energy of two molecules of ATP but forms ___ molecules of ATP.
a. four
b. eight
c. two
d. three
_____ 10. ATP stores energy in
a. ADP
b. adenine
_____11. Glycolysis takes place
a. in the cytosol
b. in the mitochondria
c. phosphate-phosphate bonds
d. oxygen
c. only if oxygen is present
d. only if oxygen is absent
_____ 12. When oxygen becomes depleted muscle cells switch from aerobic respiration to
a. alcoholic fermentation
c. cellular respiration
b. lactic acid fermentation
d. breathing
_____ 13. How many approximate ATP are produced from the complete breakdown of one glucose
molecule when oxygen is present?
a. 4
b. 2
c. 36
d. 32
_____ 14. How many approximate ATP are produced from the complete breakdown of one glucose
molecule when oxygen is not present?
a. 4
b. 2
c. 36
d. 32
_____ 15. The citric acid cycle or Krebs cycle occurs in what part of the cell?
a. chloroplast
b. nucleus
c. mitochondria
d. cell membrane
_____ 16. One of the principle waste products of cellular respiration is
a. oxygen
b. carbon dioxide
c. glucose
d. salt
_____ 17. ____ fermentation occurs in muscle cells when there isn’t enough oxygen available for
aerobic respiration.
a. Alcoholic
b. Ethanolic
c. Lactic acid
d. Pyruvic acid
_____ 18. Which step in cellular respiration produces the most ATP?
a. glycolysis
b. Krebs cycle
c. electron transport chain
d. lactic acid fermentation
_____ 19. What happens to the electrons as they are transported along the electron transport chain in
the mitochondria?
a. they lose energy b. they gain energy c. they combine with CO2 d. they form enzymes
_____ 20. Carbon dioxide is produced during
a. glycolysis
b. the Krebs cycle
c. chemiosmosis
d. both a and b
_____21. What is one of the first compounds produced in the Krebs cycle?
a. citric acid
b. pyruvate
c. glucose
d. acetyl CoA
T/F
_____ 22. T / F Breathing and cellular respiration are the same thing.
Short Answer:
1. Write out the equation for cellular respiration?
2. What is bromothymol blue?
3. Write out the equation that shows what happens when carbon dioxide is added to bromothymol
blue.
4. Why did the seeds in Tube A give off carbon dioxide as opposed to the seeds in B?
5. Why do seeds (plants) go through cellular respiration?