,BrockBiology of Microorganisms, 15e (Madigan/Martinko) C
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hapter 1: Microorganisms and Microbiology
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MULTIPLE CHOICE br
1) Which statement is not true as a general rule?
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A) Microbial cells exist as single cells or in cell clusters.
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B) Microbial cells carry out their life processes independently.
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C) Microbial cells include both bacteria and viruses. br br br br br br
D) Microbial cells exclude the cells of plants and animals.
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Answer: C br
2) Basic microbiology can be used to
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A) probe the nature of life processes.
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B) study biochemical properties common to all cells.
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C) model our understanding of cell function in higher organisms.
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D) all of the above.
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Answer: D br
3) Applied microbiology deals with problems in br br br br br
A) medicine.
B) agriculture.
C) industry.
D) all of the above.
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Answer: D br
4) The greatest source of biomass on Earth comes from
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A) prokaryotic cells. br
B) plants.
C) animals.
D) plants and animals together.
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Answer: A br
5) The cell's genetic information is found in the
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A) cell membrane.
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B) nucleus or nucleoid. br br
C) cytoplasm.
D) none of the above.
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Answer: B br
6) Because the cell communicates, exchanges materials with its environment, and undergoes change, it is
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called a(n)
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A) ancestral system. br
B) dynamic entity. br
,C) closed system. br
D) nucleoidsystem. br b
Answer: B
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7) Changes in cellular characteristics are transmitted to offspring through the process of
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A) chemical signaling. br
B) reproductive initiative. br
C) evolution.
D) none of the above. br br br br
Answer: C br
8) Catalysts involved in the acceleration of the rate of chemical reactions are called
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A) catalytic converters. br
B) growth agents. br
C) evolutionary molecules. br
D) enzymes.
br Answer: D br
9) Regarding early life on Earth: br br br br
A) Microbial life existed on Earth for billions of years before plant and animal life.
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B) Microbial life existed on Earth long before animals but has been around for about the same amount of ti
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me as plants.
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C) Microbial life, plant life, and animal life all appeared at about the same time.
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D) It is impossible to determine which type of life first appeared on Earth. A
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nswer: A br
10) Most prokaryotic cells reside br br br
A) on the Earth's surface.
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B) in the Earth's lakes, rivers, and oceans.
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C) in and on non-prokaryotic organisms (including humans and other animals).
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D) in the oceanic and terrestrial subsurfaces.
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Answer: D br
11) The person who described the "wee animalcules" was
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A) Hooke.
B) van Leeuwenhoek. br
C) Pasteur.
D) Cohn. br
Answer: B br
12) Fannie Hesse is credited with giving br br br br br
the ideas for using agar as a solidifying agent. br br br br br br br br
A) Pasteur
, B) Cohn
C) Koch
D) Winogradsky
Answer: C
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13) Which of the following is/are characteristic of cellular organisms?
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A) Metabolism
B) Reproduction
C) Communication
D) All of the above
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Answer: D br
14) Which of the following is not a major ecosystem?
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A) Aquatic
B) Terrestrial
C) Atmospheric
D) Higher organisms, both plant and animal
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Answer: C br
15) Which statement is true? br br br
A) Populations are assemblages of microbial communities. br br br br br
B) Microbial communities are assemblages of populations.
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C) Habitats are assemblages of microbial communities.
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D) Populations are assemblages of habitats. br br br br br
Answer: B br
16) The export of U.S. beef to foreign markets was shut down in 2003 due to
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A) AIDS.
B) smallpox.
C) tuberculosis.
D) mad cow disease.
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Answer: D br
17) During a very scientifically productive period in his life, Pasteur developed vaccines for
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A) anthrax.
B) fowl cholera. br
C) rabies.
D) all of the above.
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Answer: D br
18) The discovery of antibiotics and other important chemicals led to the field of
br br br br br br br br br br br br
A) industrial microbiology. br
B) agricultural microbiology. br
C) marine microbiology. br
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hapter 1: Microorganisms and Microbiology
br br br br
MULTIPLE CHOICE br
1) Which statement is not true as a general rule?
br br br br br br br br
A) Microbial cells exist as single cells or in cell clusters.
br br br br br br br br br
B) Microbial cells carry out their life processes independently.
br br br br br br br
C) Microbial cells include both bacteria and viruses. br br br br br br
D) Microbial cells exclude the cells of plants and animals.
br br br br br br br br br
Answer: C br
2) Basic microbiology can be used to
br br br br br
A) probe the nature of life processes.
br br br br br
B) study biochemical properties common to all cells.
br br br br br br
C) model our understanding of cell function in higher organisms.
br br br br br br br br
D) all of the above.
br br br br
Answer: D br
3) Applied microbiology deals with problems in br br br br br
A) medicine.
B) agriculture.
C) industry.
D) all of the above.
br br br br
Answer: D br
4) The greatest source of biomass on Earth comes from
br br br br br br br br
A) prokaryotic cells. br
B) plants.
C) animals.
D) plants and animals together.
br br br br
Answer: A br
5) The cell's genetic information is found in the
br br br br br br br
A) cell membrane.
br
B) nucleus or nucleoid. br br
C) cytoplasm.
D) none of the above.
br br br br
Answer: B br
6) Because the cell communicates, exchanges materials with its environment, and undergoes change, it is
br br br br br br br br br br br br br
called a(n)
br
A) ancestral system. br
B) dynamic entity. br
,C) closed system. br
D) nucleoidsystem. br b
Answer: B
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7) Changes in cellular characteristics are transmitted to offspring through the process of
br br br br br br br br br br br
A) chemical signaling. br
B) reproductive initiative. br
C) evolution.
D) none of the above. br br br br
Answer: C br
8) Catalysts involved in the acceleration of the rate of chemical reactions are called
br br br br br br br br br br br br
A) catalytic converters. br
B) growth agents. br
C) evolutionary molecules. br
D) enzymes.
br Answer: D br
9) Regarding early life on Earth: br br br br
A) Microbial life existed on Earth for billions of years before plant and animal life.
br br br br br br br br br br br br br
B) Microbial life existed on Earth long before animals but has been around for about the same amount of ti
br br br br br br br br br br br br br br br br br br
me as plants.
br br
C) Microbial life, plant life, and animal life all appeared at about the same time.
br br br br br br br br br br br br br
D) It is impossible to determine which type of life first appeared on Earth. A
br br br br br br br br br br br br br
nswer: A br
10) Most prokaryotic cells reside br br br
A) on the Earth's surface.
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B) in the Earth's lakes, rivers, and oceans.
br br br br br br
C) in and on non-prokaryotic organisms (including humans and other animals).
br br br br br br br br br
D) in the oceanic and terrestrial subsurfaces.
br br br br br br
Answer: D br
11) The person who described the "wee animalcules" was
br br br br br br br
A) Hooke.
B) van Leeuwenhoek. br
C) Pasteur.
D) Cohn. br
Answer: B br
12) Fannie Hesse is credited with giving br br br br br
the ideas for using agar as a solidifying agent. br br br br br br br br
A) Pasteur
, B) Cohn
C) Koch
D) Winogradsky
Answer: C
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13) Which of the following is/are characteristic of cellular organisms?
br br br br br br br br
A) Metabolism
B) Reproduction
C) Communication
D) All of the above
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Answer: D br
14) Which of the following is not a major ecosystem?
br br br br br br br br
A) Aquatic
B) Terrestrial
C) Atmospheric
D) Higher organisms, both plant and animal
br br br br br br
Answer: C br
15) Which statement is true? br br br
A) Populations are assemblages of microbial communities. br br br br br
B) Microbial communities are assemblages of populations.
br br br br br
C) Habitats are assemblages of microbial communities.
br br br br br
D) Populations are assemblages of habitats. br br br br br
Answer: B br
16) The export of U.S. beef to foreign markets was shut down in 2003 due to
br br br br br br br br br br br br br br
A) AIDS.
B) smallpox.
C) tuberculosis.
D) mad cow disease.
br br br
Answer: D br
17) During a very scientifically productive period in his life, Pasteur developed vaccines for
br br br br br br br br br br br br
A) anthrax.
B) fowl cholera. br
C) rabies.
D) all of the above.
br br br br
Answer: D br
18) The discovery of antibiotics and other important chemicals led to the field of
br br br br br br br br br br br br
A) industrial microbiology. br
B) agricultural microbiology. br
C) marine microbiology. br
