Test Bank For Brock Biology of Microorganisms, 16th Global Edition by Madigan, ISBN: 9781292404790, All 34 Chapters Covered, Verified Latest Edition 2024/2025 Update

,TEST BANK FOR BROCK BIOLOGY OFaa aa aa aa aa




MICROORGANISM
aa


Madiganaa
aa aa 16TH
Test Bank For Brock Biology of Microorganisms EDITION
15th Edition By Michael T.
aa BY MICHAEL aa aa aa aa aa aa aa aa aa aa aa aa




T.MADIGAN
aa a



Chapter 1 The
Brock Biology
aa of Microbial World 15e (Madigan et al.)
Microorganisms,
aa a a
aa
aa
aa
aa
aa aa aa aa




1.1 Multiple Choice Questions aa aa




1) Which of the following statements is FALSE?
aa aa aa aa aa aa


A) Microbial cells can exist as single cells.
aa aa aa aa aa aa


B) Microbial cells carry out their life processes of growth independently.
aa aa aa aa aa aa aa aa aa


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


D) Microbial cells are surrounded by a plasma membrane.
aa aa aa aa aa aa aa




2) Which of the following statements is correct?
aa aa aa aa aa aa


A) Microorganisms are significant contributors to the total biomass on Earth. aa aa aa aa aa aa aa aa aa


B) Microorganisms represent a much smaller amount of Earth’s biomass than plants.
aa aa aa aa aa aa aa aa aa aa


C) Microorganisms represent a much smaller amount of Earth’s biomass than animals.
aa aa aa aa aa aa aa aa aa aa


D) Microorganisms are significant in number, but not in overall biomass. aa aa aa aa aa aa aa aa aa




3) Differential selection and reproduction of phenotypes occurs during a process called
aa aa aa aa aa aa aa aa aa aa


A) cellular differentiation. aa


B) evolution.
C) growth.
D) transformation.




4) In what/which domain(s) of life is/are microorganisms represented?
aa aa aa aa aa aa aa


A) Archaea
B) Bacteria
C) Eukarya
D) Archaea, Bacteria, and Eukarya aa aa aa




5) Biological catalysts involved in the acceleration of the rate of chemical reactions are called
aa aa aa aa aa aa aa aa aa aa aa aa aa


A) catalytic converters. aa


B) growth agents. aa


C) evolutionary molecules. aa


D) enzymes.



6) Regarding early life on Earth aa aa aa aa


A) microbial life existed for billions of years before plant and animal life.
aa aa aa aa aa aa aa aa aa aa aa


B) microbial life existed long before animals but has been around for about the same amount of time as plants.
aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa


C) microbial life, plant life, and animal life all appeared at about the same time.
aa aa aa aa aa aa aa aa aa aa aa aa aa


D) it is impossible to determine which type of life first appeared.
aa aa aa aa aa aa aa aa aa aa

,7) The person who described the “wee animalcules” was
aa aa aa aa aa aa aa


A) Robert Hooke. aa


B) Antoni van Leeuwenhoek. aa aa


C) Louis Pasteur.aa


D) Ferdinand Cohn. aa




Chapter Section: aa a a 1.5

8) Walther Hesse and aa aa pioneered the use of agar as a solidifying agent.
aa aa aa aa aa aa aa aa


A) Louis Pasteur aa


B) Ferdinand Cohn aa


C) Robert Koch aa


D) Sergei Winogradsky aa




0

9) Which of the following is/are characteristic of all cellular organisms?
aa aa aa aa aa aa aa aa aa


A) communication
B) evolution
C) motility
D) communication, evolution, and motility aa aa aa




10) Deduce why viruses are excluded from the ribosomal RNA—based tree of life.
aa aa aa aa aa aa aa aa aa aa aa


A) Some viruses contain multiple strands of RNA.
aa aa aa aa aa aa


B) Their genetic elements cannot be sequenced.
aa aa aa aa aa


C) They can infect other organisms, which complicates the genetic comparisons.
aa aa aa aa aa aa aa aa aa


D) They lack ribosomal RNA (rRNA).
aa aa aa aa




3
11) Louis Pasteur developed the vaccine(s) for
aa aa aa aa aa


A) anthrax only. aa


B) fowl cholera only.
aa aa


C) rabies only. aa


D) anthrax, fowl cholera, and rabies. aa aa aa aa




Chapter Section: aa a a 1.9

12) The discovery of antibiotics and other important chemicals led to the field of
aa aa aa aa aa aa aa aa aa aa aa aa


A) industrial microbiology. aa


B) agricultural microbiology. aa


C) marine microbiology. aa


D) aquatic microbiology. aa




13) Microbial sterilization is used to aa aa aa aa


A) decrease the possibility of contaminants growing in a culture.
aa aa aa aa aa aa aa aa


B) kill bacteria but not necessarily viruses or other microbes.
aa aa aa aa aa aa aa aa


C) kill all microbes in or on objects.
aa aa aa aa aa aa


D) clean a work area.
aa aa aa

, Chapter Section: aa a a 1.9

14) Transparent double-sided dishes used for growing microbes are most commonly called
aa aa aa aa aa aa aa aa aa aa


A) Petri dishes. aa


B) baker dishes. aa


C) sterilization plates. aa


D) culture medium plates. aa aa




0


15) Microbes playing a role in nitrogen fixation in plants live in
aa aa aa aa aa aa aa aa aa aa , while those playing a role in the digestive tract
aa aa aa aa aa aa aa aa aa


ofcertain herbivores live in
aa a . aa aa aa


A) rumens / nodules aa aa


B) nodules / rumens aa aa


C) nodules / fortrans aa aa


D) fortrans / rumens aa aa




16) Which of the following is NOT an accomplishment of Louis Pasteur?
aa aa aa aa aa aa aa aa aa aa


A) determined that the alcohol-making process was mediated by microbial fermentation and thus refuted the
aa aa aa aa aa aa aa aa aa aa aa aa aa


theory ofspontaneous generation
aa aa a aa


B) developed enrichment culture techniques aa aa aa


C) developed heat sterilization techniques that involved the creation of a specialized swan-necked flask
aa aa aa aa aa aa aa aa aa aa aa aa


D) developed the first rabies vaccine and treated thousands of individuals
aa aa aa aa aa aa aa aa aa




Chapter Section: aa a a 1.9

17) The theory of spontaneous generation was refuted by the work of
aa aa aa aa aa aa aa aa aa aa


A) Louis Pasteur. aa


B) Robert Koch. aa


C) Robert Hooke. aa


D) Antoni van Leeuwenhoek. aa aa




Chapter Section: aa a a 1.9

18) A Pasteur flask has a(n)
aa aa aa aa


A) swan neck to prevent particulate matter from getting into the main body of the flask.
aa aa aa aa aa aa aa aa aa aa aa aa aa aa


B) double neck so two substances may be added at the same time.
aa aa aa aa aa aa aa aa aa aa aa


C) secondary opening at the base to allow for drainage. aa aa aa aa aa aa aa aa


D) inverted upper edge to prevent spillage while swirling.
aa aa aa aa aa aa aa




Chapter Section: aa a a 1.9


19) Predict how Pasteur’s conclusions on spontaneous generation with swan flasks would have changed if he worked with
aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa


andmaintained the flasks in a sterile laminar flow hood.
aa a aa aa aa aa aa aa aa aa


A) Sterilization of the swan flask solutions would not have been necessary to reject spontaneous generation. If he did
aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa


sterilizethe flasks, the spontaneous generation hypothesis would have been supported.
aa a aa aa aa aa aa aa aa aa aa


B) His incubation times would not have been sufficient to refute spontaneous generation.
aa aa aa aa aa aa aa aa aa aa aa


C) Pasteur’s flasks never would have putrefied, and the experiment would not have refuted spontaneous generation.
aa aa aa aa aa aa aa aa aa aa aa aa aa aa


D) Viruses would have still been present, and his conclusion would have been unchanged.
aa aa aa aa aa aa aa aa aa aa aa aa