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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 electron transport system
B
the citric acid cycle
C
the preparatory reaction
D
glycolysis
2) The first phase of aerobic cellular respiration is
A
the preparatory reaction.
B
the electron transport system.
C
the citric acid cycle.
D
glycolysis.
3) Which process produces both NADH and FADH2?
A
the preparatory reaction.
B
the electron transport system.
C
glycolysis.
D
the citric acid cycle.
4) Which process produces alcohol or lactate?
A
glycolysis.
B
the electron transport system.
C
fermentation
D
the preparatory reaction.
5) Why is fermentation an important step for glycolysis?
A
To regenerate NAD+
B
To transport acetyl CoA to the mitochondria
C
To transport pyruvate to the mitochondria
D
To make two more ATP
6) Glycolysis occurs before fermentation.
A
False
B
True
7) How many ATP’s are formed in the preparatory reaction?
A
None of these
B
2
C
32 or more
D
0
8) In the electron transport chain, it is the movement of this/these through ATP synthase that generates the ATP.
A
Water
B
Electrons
C
Oxygen
D
Protons
9) This/these carry high energy electron to the electron transport chain.
A
Acetyl CoA
B
NADH and FADH2
C
Glucose
D
ATP
10) How many useable ATPs are typically produced with cellular respiration?
A
4
B
8
C
2
D
32 to 36
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
ATP
B
Carbon dioxide
C
Pyruvate
D
Oxygen
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
Electron transport chain
B
Fermination
C
Krebs cycle
D
Glycolysis
15) During the process of cellular respiration, what molecule is broken down in order to provide energy?
A
adenosine triphosphate
B
carbon dioxide
C
glucose
D
oxygen
16) The citric acid cycle takes place in the:
A
cristae of the mitochondria.
B
nucleus.
C
matrix of the mitochondria.
D
cytoplasm.
17) Which is the formula for cellular respiration?
A
6 CO2 + 6 H2O + energy = C6H12O6 + 6O2
B
None of these is correct
C
C6H12O6 + 6O2 = 6 CO2 + 6 H2O + energy
D
Both of these are correct
18) What is the most important thing accomplished by cellular respiration?
A
It makes glucose.
B
It makes ATP.
C
It cleans the cell.
D
It makes new red blood cells.
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 lactic acid.
B
The runner’s cells are relying completely on aerobic respiration.
C
None of these
D
The runner’s muscles have accumulated carbon dioxide.
*select an answer for all questions
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