Name: _____________________________________ Date: _____________________
Quiz – Cell Respiration
1. The term anaerobic means
a. Without CO2
b. Without ATP
c. With O2
d. Without bacteria
e. Without O2
2. Respiration __________, and cellular respiration ___________.
a. Produces glucose…is gas exchange
b. Produces glucose…produces oxygen
c. Is gas exchange…produces ATP
d. Uses glucose…produces glucose
e. Produces ATP…is gas exchange
3. Which of the following are products of cellular respiration?
a. Energy and carbon dioxide
b. Oxygen and carbon dioxide
c. Oxygen and glucose
d. Glucose and carbon dioxide
e. Oxygen and energy
4. The overall equation for the cellular respiration of glucose is
a. C6H12O12 + 3 O2  6 CO2 + 6 H2O + energy
b. 5 CO2 + 6 H2O  C5H12O6 + 6 H2O + energy
c. C5H12O6 + 6 O2  5 CO2 + 6 H2O + energy
d. C6H12O6 + 6 O2  6 CO2 + 6 H2O + energy
e. None of the choices are correct
5. Unlike those of eukaryotes, the electron transport chains of prokaryotes are
located in the
a. Plasma membrane
b. Golgi apparatus
c. ER
d. Central vacuole
e. Nuclear membrane
6. Which one of the following is the correct sequence of stages in cellular
respiration?
a. Krebs cycle, electron transport chain and chemiosmosis, glycolysis
b. Electron transport chain and chemiosmosis, glycolysis, Krebs cycle
c. Electron transport chain and chemiosmosis, Krebs cycle, glycolysis
d. Krebs cycle, glycolysis, electron transport chain and chemiosmosis
e. Glycolysis, Krebs cycle, electron transport chain and chemiosmosis
Name: _____________________________________ Date: _____________________
7. During which of the following phases of cellular respiration does substrate-level
phosphorylation take place?
a. Glycolysis
b. The Krebs cycle
c. Electron transport chain
d. Chemiosmosis
e. Glycolysis and the Krebs cycle
8. Which of the following is a result of glycolysis?
a. Conversion of NADH to NAD+
b. A net loss of two ATPs per glucose molecule
c. Production of CO2
d. Conversion of glucose to two three-carbon compounds
e. Reduction of FAD to FADH2
9. The end products of glycolysis include
a. NADH
b. Citric acid
c. FADH
d. O2
e. Acetyl CoA
10. The bridge between glycolysis and the Krebs cycle is
a. The oxidation of NADH
b. The oxidation of FADH2
c. The conversion of ADP to ATP
d. The production of alcohol
e. The conversion of pyruvic acid to acetyl CoA
11. The enzymes of the Krebs cycle are located in the
a. Cytoplasm
b. Intermembrane space of the mitochondrion
c. Inner mitochondrial membrane
d. Outer mitochondrial membrane
e. Mitochondrial matrix
12. The end products of the Krebs cycle include all of the following EXCEPT
a. FADH2
b. Pyruvic acid
c. NADH
d. CO2
e. ATP
Name: _____________________________________ Date: _____________________
13. At the end of the Krebs cycle, MOST of the energy remaining from the original
glucose is stored in
a. NADH
b. CO2
c. FADH2
d. Pyruvic acid
e. ATP
14. During chemiosmosis
a. Energy is generated by coupling exergonic reactions with other exergonic
reactions
b. Energy is generated because H+ ions move freely across mitochondrial
membranes
c. ATP is synthesized when H+ ions move through a protein port provided
by ATP synthase
d. A concentration gradient is generated when large numbers of H+ ions are
passively transported from the matrix of the mitochondrion to the
mitochondrion’s intermembrane space
e. H+ ions serve as the final electron acceptor
15. A mutant protist is found in which some mitochondria lack an inner mitochondrial
membrane. Which of the following pathways would be completely disrupted in
these mitochondria
a. Glycolysis
b. Chemiosmosis
c. Alcoholic fermentation
d. The Krebs cycle
e. The Krebs cycle and glycolysis
16. Which of the following is NOT true of the inner mitochondrial membrane?
a. It is involved in chemiosmosis
b. It plays a role in the production of pyruvic acid
c. An H+ gradient exists across it
d. ATP synthase is associated with it
e. Electron carriers are associated with it
17. The mitochondrial cristae are an adaptation that
a. Increase the space for many copies of the electron transport chain and
main ATP synthase complexes
b. None of the choices are correct
c. Helps mitochondria divide during times of greatest cellular respiration
d. Permits the expansion of mitochondria as oxygen accumulates in the
mitochondrial matrix
e. Carefully encloses the DNA housed within the mitochondrial matrix
Name: _____________________________________ Date: _____________________
18. Specifically, where in the cell do the following phases of cell respiration occur?
a. Glyolysis
b. Krebs cycle
19. On the answer paper, sketch a diagram of a mitochondrion and label the following
parts
a. Outer Mitochondrial Membrane
b. Inner Mitochondrial Membrane
c. Cristae
d. Mitochondrial Matrix