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

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Test Bank For Brock Biology of Microorganisms 16th Edition
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By Michael T. Madigan 2024 A+
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Chapter 1 The Microbial World ci ci ci ci




1.1 Multiple Choice Questions
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1) Which of the following statements is FALSE?
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A) Microbial cells can exist as single cells.
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B) Microbial cells carry out their life processes of growth independently.
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C) Microbial cells include both bacteria and viruses.
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D) Microbial cells are surrounded by a plasma membrane.
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2) Which of the following statements is correct?
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A) Microorganisms are significant contributors to the total biomass on Earth.
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B) Microorganisms represent a much smaller amount of Earth’s biomass than plants.
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C) Microorganisms represent a much smaller amount of Earth’s biomass than animals.
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D) Microorganisms are significant in number, but not in overall biomass.
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3) Differential selection and reproduction of phenotypes occurs during a process called
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A) cellular differentiation.
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B) evolution.
C) growth.
D) transformation.




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4) In what/which domain(s) of life is/are microorganisms represented?
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A) Archaea
B) Bacteria
C) Eukarya
D) Archaea, Bacteria, and Eukarya ci ci ci




5)
Biological catalysts involved in the acceleration of the rate of chemical reactions are calle
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d
A) catalytic converters. ci




B) growth agents. ci




C) evolutionary molecules. ci




D) enzymes.




6) Regarding early life on Earth ci ci ci ci




A) microbial life existed for billions of years before plant and animal life.
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B)
microbial life existed long before animals but has been around for about the same amount
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of 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.
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7) The person who described the “wee animalcules” was
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A) Robert Hooke. ci




B) Antoni van Leeuwenhoek. ci ci




C) Louis Pasteur. ci




D) Ferdinand Cohn. ci




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Chapter Section: 1.5
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8) Walther Hesse and ci ci pioneered the use of agar as a solidifying agent.
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A) Louis Pasteur
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B) Ferdinand Cohn ci




C) Robert Koch ci




D) Sergei Winogradsky
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9) Which of the following is/are characteristic of all cellular organisms?
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A) communication
B) evolution
C) motility
D) communication, evolution, and motility ci ci ci




10) Deduce why viruses are excluded from the ribosomal RNA—based tree of life.
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A) Some viruses contain multiple strands of RNA.
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B) Their genetic elements cannot be sequenced.
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C) They can infect other organisms, which complicates the genetic comparisons.
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D) They lack ribosomal RNA (rRNA).
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11) Louis Pasteur developed the vaccine(s) for
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A) anthrax only. ci




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B) fowl cholera only.
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C) rabies only. ci




D) anthrax, fowl cholera, and rabies.
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Chapter Section: 1.9
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12) The discovery of antibiotics and other important chemicals led to the field of
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A) industrial microbiology. ci




B) agricultural microbiology. ci




C) marine microbiology. ci




D) aquatic microbiology. ci




13) Microbial sterilization is used to ci ci ci ci




A) decrease the possibility of contaminants growing in a culture.
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B) kill bacteria but not necessarily viruses or other microbes.
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C) kill all microbes in or on objects.
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D) clean a work area.
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Chapter Section: 1.9
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14) Transparent double-sided dishes used for growing microbes are most commonly called
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A) Petri dishes.
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B) baker dishes. ci




C) sterilization plates. ci




D) culture medium plates. ci ci




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