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Cellular Respiration
Test Description: Cellular Respiration
Instructions: Answer all questions to get your test result.
1) Which of these processes occurs in the cytoplasm?
A
the preparatory reaction
B
glycolysis
C
the citric acid cycle
D
the electron transport system
2) The first phase of aerobic cellular respiration is
A
the preparatory reaction.
B
glycolysis.
C
the citric acid cycle.
D
the electron transport system.
3) Which process produces both NADH and FADH2?
A
the preparatory reaction.
B
the citric acid cycle.
C
glycolysis.
D
the electron transport system.
4) Which process produces alcohol or lactate?
A
the electron transport system.
B
the preparatory reaction.
C
fermentation
D
glycolysis.
5) Why is fermentation an important step for glycolysis?
A
To transport pyruvate to the mitochondria
B
To transport acetyl CoA to the mitochondria
C
To regenerate NAD+
D
To make two more ATP
6) Glycolysis occurs before fermentation.
A
True
B
False
7) How many ATP’s are formed in the preparatory reaction?
A
None of these
B
2
C
0
D
32 or more
8) In the electron transport chain, it is the movement of this/these through ATP synthase that generates the ATP.
A
Water
B
Oxygen
C
Electrons
D
Protons
9) This/these carry high energy electron to the electron transport chain.
A
Acetyl CoA
B
ATP
C
NADH and FADH2
D
Glucose
10) How many useable ATPs are typically produced with cellular respiration?
A
32 to 36
B
2
C
8
D
4
11) Electron Transport Chain can take place if there is no oxygen.
A
True
B
False
12) Which of the following is a waste product produced as a result of cellular respiration?
A
Oxygen
B
ATP
C
Carbon dioxide
D
Pyruvate
13) Glycolysis can only occur if oxygen is present
A
False
B
True
14) In which step of cellular respiration is glucose broken down into two smaller pyruvate molecules?
A
Krebs cycle
B
Electron transport chain
C
Glycolysis
D
Fermination
15) During the process of cellular respiration, what molecule is broken down in order to provide energy?
A
oxygen
B
adenosine triphosphate
C
glucose
D
carbon dioxide
16) The citric acid cycle takes place in the:
A
cytoplasm.
B
cristae of the mitochondria.
C
matrix of the mitochondria.
D
nucleus.
17) Which is the formula for cellular respiration?
A
None of these is correct
B
C6H12O6 + 6O2 = 6 CO2 + 6 H2O + energy
C
6 CO2 + 6 H2O + energy = C6H12O6 + 6O2
D
Both of these are correct
18) What is the most important thing accomplished by cellular respiration?
A
It makes glucose.
B
It makes new red blood cells.
C
It cleans the cell.
D
It makes ATP.
19) After several miles of running and sprinting in intervals, the runner’s muscles ache and feel fatigues. Which is the best explanation for what has occurred?
A
The runner’s muscles have accumulated carbon dioxide.
B
The runner's muscles have accumulated lactic acid.
C
None of these
D
The runner’s cells are relying completely on aerobic respiration.
*select an answer for all questions
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