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

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