Multiple
Choice
Identify the letter of the choice that best completes the statement or answers the
question.
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1.
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Which of the following is NOT a
stage of cellular respiration? a. | fermentation | c. | glycolysis | b. | electron
transport | d. | Krebs cycle | | | | |
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2.
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Which of the following is the
correct sequence of events in cellular respiration? a. | glycolysis → fermentation → Krebs cycle | b. | Krebs cycle → electron transport →
glycolysis | c. | glycolysis → Krebs
cycle → electron
transport | d. | Krebs cycle →
glycolysis → electron
transport | | |
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3.
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Which of the following is
released during cellular respiration? a. | oxygen | c. | energy | b. | air | d. | lactic acid | | | | |
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4.
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Cellular respiration uses one
molecule of glucose to produce a. | 2 ATP
molecules. | c. | 36 ATP molecules. | b. | 34 ATP
molecules. | d. | 38 ATP molecules. | | | | |
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5.
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What is the correct equation
for cellular respiration? a. | 6O2 +
C6H12O6 →
6CO2 + 6H2O + Energy | b. | 6O2 +
C6H12O6 + Energy →
6CO2 + 6H2O | c. | 6CO2 + 6H2O
→ 6O2 + C6H12O6 +
Energy | d. | 6CO2 + 6H2O + Energy → 6O2 + C6H12O6 | | |
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6.
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Cellular respiration releases
energy by breaking down a. | food
molecules. | c. | carbon dioxide. | b. | ATP. | d. | water. | | | | |
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7.
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What are the reactants in the
equation for cellular respiration? a. | oxygen and lactic
acid | c. | glucose and oxygen | b. | carbon dioxide and
water | d. | water and glucose | | | | |
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8.
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Which of these is a product of
cellular respiration? a. | oxygen | c. | glucose | b. | water | d. | all of the above | | | | |
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9.
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Which of these processes takes
place in the cytoplasm of a cell? a. | glycolysis | c. | Krebs cycle | b. | electron transport | d. | all of the above | | | | |
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10.
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Glycolysis provides a cell with
a net gain of a. | 2 ATP molecules. | c. | 18 ATP
molecules. | b. | 4 ATP molecules. | d. | 36 ATP
molecules. | | | | |
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11.
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The starting molecule for
glycolysis is a. | ADP. | c. | citric acid. | b. | pyruvic acid. | d. | glucose. | | | | |
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12.
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Glycolysis
requires a. | an energy input. | b. | oxygen. | c. | hours to produce many ATP
molecules. | d. | NADP+. | | |
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13.
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Which of the following is NOT a
product of glycolysis? a. | NADH | c. | ATP | b. | pyruvic acid | d. | glucose | | | | |
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14.
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Which of the following acts as
an electron carrier in cellular respiration? a. | NAD+ | c. | ADP | b. | pyruvic
acid | d. | ATP | | | | |
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15.
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Lactic acid fermentation occurs
in a. | bread dough. | c. | muscle cells. | b. | any environment containing oxygen. | d. | mitochondria. | | | | |
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16.
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The two main types of
fermentation are called a. | alcoholic and
aerobic. | c. | alcoholic and lactic acid. | b. | aerobic and
anaerobic. | d. | lactic acid and anaerobic. | | | | |
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17.
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One cause of muscle soreness
is a. | alcoholic fermentation. | c. | lactic acid fermentation. | b. | glycolysis. | d. | the Krebs cycle. | | | | |
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18.
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Which process is used to
produce beer and wine? a. | lactic acid
fermentation | c. | alcoholic fermentation | b. | glycolysis | d. | the Krebs cycle | | | | |
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19.
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Milk is converted to yogurt
under certain conditions when the microorganisms in the milk produce acid. Which of these processes
would you expect to be key in the production of yogurt? a. | the Krebs cycle | c. | alcoholic fermentation | b. | photosynthesis | d. | lactic acid fermentation | | | | |
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20.
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During lactic acid
fermentation, a. | NAD+ is regenerated, allowing glycolysis to
continue. | b. | glucose is split into three pyruvic acid
molecules. | c. | oxygen is required. | d. | 3 ATP molecules are produced. | | |
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21.
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The conversion of pyruvic acid
into lactic acid requires a. | alcohol. | c. | ATP. | b. | oxygen. | d. | NADH. | | | | |
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22.
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In the presence of oxygen,
glycolysis is followed by a. | lactic acid
fermentation. | c. | photosynthesis. | b. | alcoholic
fermentation. | d. | the Krebs cycle. | | | | |
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23.
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Cellular respiration is called
an aerobic process because it requires a. | light. | c. | oxygen. | b. | exercise. | d. | glucose. | | | | |
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24.
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Which organism is NOT likely to
carry out cellular respiration? a. | tree | c. | anaerobic
bacterium | b. | mushroom | d. | tiger | | | | |
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25.
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The starting molecule for the
Krebs cycle is a. | glucose. | c. | pyruvic acid. | b. | NADH. | d. | coenzyme A. | | | | |
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26.
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The Krebs cycle releases all
BUTT ; ) a. | oxygen | c. | ATP | b. | carbon
dioxide | d. | FADH2 | | | | |
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27.
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The Krebs cycle
produces a. | oxygen. | c. | electron carriers. | b. | lactic acid. | d. | glucose. | | | | |
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28.
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The Krebs cycle starts
with a. | lactic acid and yields carbon dioxide. | b. | glucose and yields 32 ATPs. | c. | pyruvic acid and yields lactic acid or
alcohol. | d. | pyruvic acid and yields carbon dioxide. | | |
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29.
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The electron transport chain
can be found in a. | prokaryotes. | c. | plants. | b. | animals. | d. | all of the above | | | | |
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30.
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In eukaryotes, electron
transport occurs in the a. | mitochondria. | c. | cell membrane. | b. | chloroplasts. | d. | cytoplasm. | | | | |
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31.
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Which of the following passes
high-energy electrons into the electron transport chain? a. | NADH and FADH2 | c. | citric acid | b. | ATP and
ADP | d. | acetyl – CoA | | | | |
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32.
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Each pair of high-energy
electrons that moves down the electron transport chain provides enough energy to a. | transport water molecules across the membrane. | b. | convert 3 ADP molecules into 3 ATP molecules. | c. | convert carbon dioxide into water molecules. | d. | break glucose into pyruvic acid. | | |
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33.
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The energy of the electrons
passing along the electron transport chain is used to make a. | lactic acid. | c. | alcohol. | b. | citric
acid. | d. | ATP. | | | | |
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34.
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Breathing heavily after running
a race is your body’s way of a. | making more citric
acid. | c. | restarting glycolysis. | b. | repaying an oxygen
debt. | d. | recharging the electron transport chain. | | | | |
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35.
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When the body needs to exercise
for longer than 90 seconds, it generates ATP by carrying out a. | lactic acid fermentation. | c. | cellular respiration. | b. | alcoholic fermentation. | d. | glycolysis. | | | | |
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36.
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If you want to control your
weight, how long should you exercise aerobically each time that you exercise? a. | at least 90 seconds | c. | 15 to 20 minutes | b. | less than 15 minutes | d. | more than 20 minutes | | | | |
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37.
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The energy needed to win a
2-minute footrace is produced mostly by a. | lactic acid
fermentation. | c. | really fast shoes | b. | cellular
respiration. | d. | breaking down fats. | | | | |
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38.
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Which statement mainly explains
why even well-conditioned athletes have to pace themselves for athletic events that last several
hours? a. | Lactic acid fermentation can cause muscle
soreness. | b. | Heavy breathing is needed to get rid of lactic
acid. | c. | Cellular respiration releases energy more slowly than fermentation
does. | d. | all of the above | | |
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39.
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All of the following are
sources of energy during exercise EXCEPT a. | stored
ATP. | c. | lactic acid fermentation. | b. | alcoholic
fermentation. | d. | cellular respiration. | | | | |
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40.
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Which process does NOT release
energy from glucose? a. | glycolysis | c. | fermentation | b. | photosynthesis | d. | cellular respiration | | | | |
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41.
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How are cellular respiration
and photosynthesis almost opposite processes? a. | Photosynthesis releases energy, and
cellular respiration stores energy. | b. | Photosynthesis removes carbon dioxide from
the atmosphere, and cellular respiration puts it back. | c. | Photosynthesis removes oxygen from the atmosphere, and cellular respiration puts it
back. | d. | all of the above | | |
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42.
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Photosynthesis is to
chloroplasts as cellular respiration is to a. | chloroplasts. | c. | mitochondria. | b. | cytoplasm. | d. | nuclei. | | | | |
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43.
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Unlike photosynthesis, cellular
respiration occurs in a. | animal cells
only. | c. | all but plant cells. | b. | plant cells
only. | d. | all eukaryotic cells. | | | | |
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44.
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Plants cannot release energy
from glucose using a. | glycolysis. | c. | the Krebs cycle. | b. | photosynthesis. | d. | cellular respiration. | | | | |
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45.
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The products of photosynthesis
are the a. | products of cellular respiration. | c. | products of
glycolysis. | b. | reactants of cellular respiration. | d. | reactants of
fermentation. | | | | |
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USING SCIENCE
SKILLS
A
scientist set up a respiration chamber as shown below. She placed a mouse in flask B. Into flasks A,
C, and D, she poured distilled water mixed with the acid-base indicator phenolphthalein. In the
presence of CO2, phenolphthalein turns from pink to clear. She allowed the mouse to stay
in the chamber for about an hour.
Figure 9–2
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46.
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What substance should the mouse
in flask B give off? a. | CO2 | d. | Both CO2 and H20 | b. | H20 | e. | Not enough information | c. | Lactic Acid | | | | |
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47.
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What would you expect to happen
to chamber A? a. | It will get full of liquid | c. | The solution will change indicating a
higher pH | b. | The color will stay the same | d. | The solution will change indicating a
lower pH | | | | |
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48.
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Ultimately what will happen to
the mouse? a. | It will live on during the experiment | c. | It die of excess
CO2 | b. | It will run out of O2 | d. | It will drown | | | | |
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49.
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If the mouse in flask B is put
on an exercise wheel, what will happen a. | No changes in the
results | c. | The mouse will get sucked up the tube and end up swimming in Flask
A | b. | The fluid in A will indicate a change more
quickly | d. | The mouse will produce more O2 | | | | |
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USING SCIENCE
SKILLS
A
student poured a solution of bromthymol blue indicator into three test tubes. Then, he placed an
aquatic plant in two of the test tubes, as shown below. He placed a stopper on each test tube and
placed them all in the dark for 24 hours. Bromthymol blue turns from blue to yellow in the presence
of CO2.
Figure 9–4
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50.
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Which process would you expect
to happen in Tubes 2 and 3 a. | Cellular
Respiration | c. | Both Cellular Respiration and Photosynthesis | b. | Photosynthesis | d. | Neither Cellular Respiration or
Photosynthesis | | | | |
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