AnswersFirst Semester BiologyThe Process of Photosynthesis

Cellular Respiration Answers

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The equation shows cellular respiration. During cellular respiration, glucose combines with oxygen to form carbon dioxide, water, and ATP. What happens to the energy in the bonds in glucose?

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A
The energy is transferred to oxygen.
B
The energy is transferred to carbon dioxide.
C
The energy is transferred to water.
D
The energy is transferred to ATP.
2
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During glycolysis, glucose is broken down into two molecules of pyruvate. What is the main transformation that occurs during glycolysis?

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A
Glycolysis produces ATP and pyruvate by oxidizing water.
B
Glycolysis produces ATP and pyruvate by oxidizing glucose and NAD+.
C
Glycolysis produces pyruvate, ATP, and NADH by oxidizing glucose.
D
Glycolysis produces CO2, ATP, and pyruvate by reducing glucose.
3

Which is a commercial use for lactic acid fermentation?

A
making starch
B
making bread
C
making wine
D
making cheese
4

What is the overall net gain of ATP in aerobic respiration per one molecule of glucose?

A
between 0-10
B
between 10-20
C
between 30-40
D
between 40-50
5

The Venn diagram compares aerobic respiration and anaerobic respiration.Which statement could be categorized only in the anaerobic section of the Venn diagram?

Question illustration
A
is performed by eukaryotes
B
has commercial uses
C
regenerates NADH
D
occurs in the mitochondria
6

What role does cellular respiration play in the water cycle?

A
It removes H2O from the atmosphere during glycolysis.
B
It removes H2O from the atmosphere during acetyl CoA formation.
C
It releases H2O to the atmosphere during the citric acid cycle.
D
It releases H2O to the atmosphere during electron transport.
7

What is the main difference between aerobic respiration and anaerobic respiration?

A
Aerobic respiration requires oxygen to proceed, but anaerobic respiration does not.
B
Aerobic respiration occurs during photosynthesis, but anaerobic respiration occurs during cellular respiration.
C
Aerobic respiration produces ATP, but anaerobic respiration does not.
D
Aerobic respiration involves glycolysis, but anaerobic respiration does not.
8

During which process is water produced?

A
alcohol fermentation
B
acetyl CoA formation
C
electron transport chain
D
citric acid cycle
9

What do alcohol fermentation, acetyl CoA formation, and the Krebs cycle have in common?

A
All produce water.
B
All produce carbon dioxide.
C
All produce ATP.
D
All produce alcohol.
10

Consider the stage of cellular respiration that is shown in the diagram.What is the net ATP gain at this stage of cellular respiration?

Question illustration
A
2
B
4
C
32
D
36

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