Biology 101 - General Biology » Spring 2022 » Module 2 Quiz 2

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Question #1
When an electron is transferred to a more electronegative atom, ___________________.
A.   it oxidizes the more electronegative atom
B.   it makes ATP
C.   it releases energy
D.   it gains energy
Question #2
Which process in cellular respiration uses oxygen?
A.   the citric acid cycle
B.   the phosphorylation of ADP to form ATP
C.   glycolysis
D.   accepting electrons at the end of the electron transport chain
Question #3
The end products of glycolysis are ATP, __________________________.
A.   NADH, and pyruvate
B.   CO2, and NADH
C.   CO2, and H2O
D.   CO2, and pyruvate
Question #4
In eukaryotic cells, ___________________ happens whether oxygen (O2) is present or absent.
A.   glycolysis
B.   the citric acid cycle
C.   chemiosmosis
D.   electron transport
Question #5
The process of glycolysis breaks one 6-carbon glucose molecule into two 3-carbon ______________ molecules.
A.   CO2
B.   ATP
C.   pyruvate
D.   NADH
Question #6
From one molecule of glucose, how many ATP molecules are produced during the citric acid cycle?
A.   30
B.   28
C.   1
D.   2
Question #7
During pyruvate oxidation and the citric acid cycle, how many molecules of CO2 are produced by processing one molecule of glucose?
A.   6
B.   3
C.   4
D.   2
Question #8
When CO2 is removed from a molecule of pyruvate, _________________ is produced.
A.   oxaloacetate
B.   acetyl CoA
C.   citrate
D.   FADH2
Question #9
In the mitochondria, where is the enzyme ATP synthase located?
A.   mitochondrial matrix
B.   outer membrane
C.   electron transport chain
D.   inner membrane
Question #10
Where are the proteins of the electron transport chain located?
A.   outer mitochondrial membrane
B.   inner mitochondrial membrane
C.   mitochondrial matrix
D.   mitochondrial intermembrane space
Question #11
Which process produces the most ATP when glucose is oxidized to carbon dioxide and water?
A.   glycolysis
B.   pyruvate oxidation and the citric acid cycle
C.   the electron transport chain and chemiosmosis
D.   fermentation
Question #12
Which of the following occur(s) in mitochondria?
A.   oxidation of pyruvate to acetyl CoA and the citric acid cycle
B.   glycolysis and oxidation of pyruvate to acetyl CoA
C.   fermentation and oxidative phosphorylation
D.   glycolysis and fermentation
E.   fermentation and chemiosmosis
Question #13
Which metabolic pathway is common to both cellular respiration and fermentation?
A.   glycolysis
B.   chemiosmosis
C.   the oxidation of pyruvate to acetyl CoA
D.   the citric acid cycle
E.   oxidative phosphorylation
Question #14
The ATP made during fermentation is generated by which of the following?
A.   oxidative phosphorylation
B.   substrate-level phosphorylation
C.   the electron transport chain
D.   chemiosmosis
E.   aerobic respiration
Question #15
Which products of the light reactions are used in the Calvin cycle?
A.   ATP and NADPH
B.   ADP, ℗i, and NADP+
C.   H2O and O2
D.   CO2 and glucose
Question #16
Where does the Calvin cycle take place?
A.   outer membrane of the chloroplast
B.   interior of the thylakoid (thylakoid space)
C.   stroma of the chloroplast
D.   thylakoid membrane
Question #17
Which wavelength (color) of light has the most energy?
A.   400 nm (purple)
B.   600 nm (yellow)
C.   550 nm (green)
D.   700 nm (red)
Question #18
In the chloroplast, electron transport happens in the _______________________.
A.   chloroplast stroma
B.   outer chloroplast membrane
C.   thylakoid membrane
D.   chloroplast inner membrane
Question #19
Which molecules are produced in the light reactions and used in the Calvin cycle?
A.   Oxygen and ATP
B.   CO2 and ATP
C.   Oxygen and glucose
D.   ATP and NADPH
Question #20
Reactions that use CO2 take place in ____________________.
A.   both the light reactions and the Calvin cycle
B.   the light reactions only
C.   the Calvin cycle only
D.   the citric acid cycle only

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