AnswersFirst Semester BiologyCellular Respiration

Cellular Respiration Answers

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

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

During which process is water produced?

A
alcohol fermentation
B
acetyl CoA formation
C
electron transport chain
D
citric acid cycle
4

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.
5

Which statement describes the reaction for cellular respiration?

A
The equation is carbon dioxide + water glucose + oxygen + water and energy is required in the form of light
Option A
B
The equation is glucose + oxygen carbon dioxide + water and energy is produced in the form of ATP.
Option B
C
The equation is carbon dioxide + water glucose + oxygen + water and energy is produced in the form of ATP.
Option C
D
The equation is glucose + oxygen carbon dioxide + water and energy is required in the form of light.
Option D
6

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
7

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
8

Which is a similarity between alcohol fermentation and aerobic respiration?

A
Both require oxygen.
B
Both require light energy.
C
Both start with glycolysis.
D
Both produce alcohol.
9

Which process occurs within the mitochondria?

A
lactic acid fermentation
B
alcohol fermentation
C
glycolysis
D
Krebs cycle
10

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.

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