Bio 2010 - Microbiology » Spring 2023 » Chapter 5 Quiz

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Question #1
Which of the following serves as the primary energy molecule for cells?
A.   Coenzyme A
B.   NAD+
C.   ATP
D.   FAD+
Question #2
The term that refers to the loss of hydrogen, electrons or both, or the gain of oxygen
A.   oxidative phosphorylation
B.   reduction
C.   oxidation
D.   photophosphorylation
Question #3
__________ lower the activation energy necessary for biochemical reactions to occur.
A.   Enzymes
B.   Bases
C.   Salts
D.   Acids
Question #4
This anaerobic pathway oxidizes glucose to pyruvic acid.
A.   Electron transport
B.   Decarboxylation
C.   Krebs Cycle
D.   glycolysis
Question #5
In cyclic photophosphorylation, the primary electron donor is
A.   water.
B.   NADP.
C.   ribulose bisphosphate.
D.   chlorophyll.
Question #6
The summary equation for photosynthesis isLinks to an external site.:
A.   C6H12O6 + O2 → CO2 + H2O + ATP + Heat
B.   C6H12O6 + CO2 + Ethyl alcohol + ATP + Heat
C.   CO2 + H2O → C6H12O6 + O2
D.   CO2 + H2O → C6H12O6 + O2 + ATP + Heat
Question #7
In aerobic respiration, the final electron acceptor is:
A.   nitrate
B.   oxygen
C.   nitrogen
D.   hydrogen
Question #8
Which of the following(s) is/are the products of the light reactions of photosynthesis?
A.   ATP only
B.   ATP, NADPH, and O2
C.   ATP and O2 only
D.   NADPH only
Question #9
Most of the energy in aerobic respiration of glucose is captured by:
A.   electron transport of electrons from NADH
B.   long-chain fatty acid oxidation
C.   protein oxidation
D.   substrate-level phosphorylation
Question #10
Which of the following does NOT affect the activity of an enzyme?
A.   temperature
B.   substrate concentration
C.   oxygen concentration
D.   pH

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