Complete Test Bank Brock Biology of Microorganisms 16th Edition Madigan Questions & Answers with rationales (Chapter 1-34)

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, BrockBiologyofMicroorganisms,15e(Madigan/Martinko)
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Chapter 1: Microorganisms and Microbiology
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MULTIPLE CHOICE eee




1) Which statement is not true as a general rule?eee eee eee eee eee eee eee eee




A) Microbial cells exist as single cells or in cell clusters. eee eee eee eee eee eee eee eee eee




B) Microbial cells carry out their life processes independently. eee eee eee eee eee eee ee e




C) Microbial cells include both bacteria and viruses. eee eee eee eee eee eee




D) Microbial cells exclude the cells of plants and animals. ee eee eee ee eee eee eee eee




Answer: C
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2) Basic microbiology can be used to ee eee eee eee eee




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
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3) Applied microbiology deals with problems in eee eee eee eee eee




A) medicine.
B) agriculture.
C) industry.
D) all of the above.
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Answer: D
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4) The greatest source of biomass on Earth comes from
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A) prokaryotic cells. eee




B) plants.
C) animals.
D) plantsand animalstogether. ee ee ee




Answer: A
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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. eee eee




C) cytoplasm.
D) none ofthe above. eee e ee




Answer: B
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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. eee




B) dynamic entity. eee




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, C) closed system. eee




D) nucleoidsystem. e




Answer: B
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7) Changes in cellular characteristics are transmitted to offspringthrough the process of
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A) chemical signaling. eee




B) reproductive initiative. eee




C) evolution.
D) none of the above. eee eee eee




Answer: C
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8) Catalysts involved in the acceleration of the rate of chemical reactions are called
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A) catalytic converters. eee




B) growth agents. eee




C) evolutionary molecules. eee




D) enzymes.
Answer: D
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9) Regarding early life on Earth: eee eee eee eee




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
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time 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.
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Answer: A
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10) Most prokaryotic cells reside eee eee eee




A) on the Earth's surface.
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B) in the Earth's lakes, rivers, and oceans.
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C) inandon 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
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11) Theperson who described the "wee animalcules" was
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A) Hooke.
B) van Leeuwenhoek. eee




C) Pasteur.
D) Cohn.
Answer:
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B
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12) Fannie Hesse is credited with giving eee eee eee eee eee




the ideas for using agar as a solidifying agent. eee eee eee eee eee eee eee eee




A) Pasteur




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, 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 oftheabove
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Answer: D
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14) Which of the following is not a major ecosystem? eee eee eee eee eee eee eee eee




A) Aquatic
B) Terrestrial
C) Atmospheric
D) Higher organisms, both plant and animal
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Answer: C
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15) Which statement is true? eee eee eee




A) Populations are assemblages of microbial communities. eee eee eee eee eee




B) Microbial communities are assemblages of populations. eee eee eee eee eee




C) Habitats are assemblages of microbial communities.
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D) Populations are assemblages of habitats. eee ee eee eee




Answer: B
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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 cowdisease.eee ee




Answer: D
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17) During a very scientifically productive period in his life, Pasteur developed vaccines for
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A) anthrax.
B) fowl cholera. eee




C) rabies.
D) all of the above.
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Answer: D
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18) Thediscoveryof antibiotics and other important chemicals led to the field of
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A) industrial microbiology. eee




B) agricultural microbiology. e ee




C) marine microbiology. eee




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