Biology (Mader), 10th Edition

Chapter 8: Cellular Respiration

Post-Test

1
Which of the following statements correctly describes glycolysis?
A)Glycolysis occurs in the mitochondria.
B)Glycolysis requires O2.
C)Glycolysis produces two molecules of pyruvate.
D)All of these
2
Glycolysis occurs in the _____.
A)cytosol
B)matrix
C)cristae
D)nucleus
3
If oxygen is not available _____ follows glycolysis.
A)fermentation
B)the transition reaction
C)the Citric Acid cycle
D)the electron transport system
4
When electrons are removed from pyruvate in the transition reaction, they are accepted by _____.
A)acetyl Co-A
B)FAD
C)NAD+
D)ATP
5
The electron transport system is located in the _____.
A)stroma
B)matrix
C)cytosol
D)cristae
6
Which of the following Citric Acid cycle products is disposed of by our respiratory system when we exhale?
A)CO2
B)ATP
C)NADH
D)FADH2
7
When electrons are removed from pyruvate in the transition reaction, they are accepted by _____.
A)acetyl Co-A
B)FAD
C)NAD+
D)ATP
8
The ATP produced during glycolysis is produced by _____.
A)substrate-level phosphorylation
B)oxidative phosphorylation
C)photophosphorylation
9
There is/are _____ pyruvate molecule(s) produced per glucose molecule during glycolysis.
A)one
B)two
C)six
D)ten
10
Catabolism _____.
A)breaks down molecules
B)tends to be exergonic
C)drives anabolism
D)All of the above
11
During fermentation, _____ is regenerated and it returns to glycolysis to pick up more electrons.
A)ATP
B)glucose
C)NAD+
D)pyruvate
12
Oxygen debt is _____.
A)the amount of oxygen needed to get rid of lactate
B)the amount of oxygen needed for cellular respiration
C)the amount of oxygen needed for glycolysis
D)the amount of oxygen the US owes Japan
13
The final electron acceptor in the electron transport system is _____.
A)FADH2
B)O2
C)coenzyme Q
14
How many ATP molecules are produced when FADH2 delivers electrons to the electron transport system?
A)1
B)2
C)4
D)36
15
Animal cells perform _____ fermentation.
A)lactate (lactic acid)
B)alcoholic
C)none of these
16
The product of fermentation that can be lethal to the cells which perform it is ____________.
A)alcohol
B)CO2
C)NADH
17
Plants are able to synthesize all of the amino acids they need. Humans are only capable of synthesizing 11 amino acids with the others termed _________.
A)common amino acids
B)enabled amino acids
C)essential amino acids
18
When NADH produced during the transition reaction and Citric Acid cycle delivers electrons to the electron transport system, _____ ATP is/are produced.
A)1
B)2
C)3
D)36
19
The energy released by the electron transport system produces ATP by _____.
A)photophosphorylation
B)substrate-level phosphorylation
C)oxidative phosphorylation
20
A poison which inhibits the activity of cytochrome oxidase will result in the following reaction:
A)Excess ATP
B)Oxygen production
C)Insufficient ATP
D)Water synthesis
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