Question 1

Which of the following is NOT associated with bacteria in the genus Streptomyces?

Accepted Answer

A)  the "musty" smell of soil 
B)  nutrient recycling in soil 
C)  antibiotic production 
D)  microbial antagonism 
E)  protection of plants against caterpillars 
A)  the "musty" smell of soil 
B)  nutrient recycling in soil 
C)  antibiotic production 
D)  microbial antagonism 
E)  protection of plants against caterpillars E

Question 2

Pleomorphic bacteria

Accepted Answer

A)  have a slightly curved rod shape. 
B)  are flexible. 
C)  reproduce by snapping division. 
D)  are roughly spherical. 
E)  vary in size and shape. 
A)  have a slightly curved rod shape. 
B)  are flexible. 
C)  reproduce by snapping division. 
D)  are roughly spherical. 
E)  vary in size and shape. E

Question 3

Prokaryotes of the genus Pyrodictium are

Accepted Answer

A)  endospore formers. 
B)  intracellular parasites. 
C)  members of the deeply branching bacteria. 
D)  halophiles. 
E)  thermophiles. 
A)  endospore formers. 
B)  intracellular parasites. 
C)  members of the deeply branching bacteria. 
D)  halophiles. 
E)  thermophiles. E

Question 4

Unusual structures associated with the alphaproteobacteria that consist of an extension of the cytoplasm surrounded by the cytoplasmic membrane and cell wall are called __________.

Accepted Answer

The answer of Unusual structures associated with the alphaproteobacteria that...

Question 5

Low G + C Gram-positive bacteria are

Accepted Answer

A)  Mycoplasma. 
B)  in the phylum Firmicutes. 
C)  Clostridia. 
D)  in the phylum Actinobacteria. 
E)  in the phylum Firmicutes and include Clostridia and Mycoplasma. 
A)  Mycoplasma. 
B)  in the phylum Firmicutes. 
C)  Clostridia. 
D)  in the phylum Actinobacteria. 
E)  in the phylum Firmicutes and include Clostridia and Mycoplasma.

Question 6

Compare and contrast methanogens and methane oxidizers, including their roles in the environment.

Accepted Answer

Methanogens are archaea (in the phylum E

Question 7

Halophiles grow equally well in the presence or absence of high salt concentrations.

Accepted Answer

A) True 
 B)False

Question 8

Which of the following bacterial arrangements is the result of snapping division?

Accepted Answer

A)  tetrads 
B)  palisades 
C)  strepto- 
D)  sarcinae 
E)  staphylo- 
A)  tetrads 
B)  palisades 
C)  strepto- 
D)  sarcinae 
E)  staphylo-

Question 9

Bergey's Manual contains

Accepted Answer

A)  classification schemes for prokaryotes. 
B)  treatments for bacterial diseases. 
C)  recipes for bacterial growth media. 
D)  genetic sequences of prokaryotes. 
E)  rules for naming new bacterial species. 
A)  classification schemes for prokaryotes. 
B)  treatments for bacterial diseases. 
C)  recipes for bacterial growth media. 
D)  genetic sequences of prokaryotes. 
E)  rules for naming new bacterial species.

Question 10

Which of the following is NOT associated with Corynebacterium?

Accepted Answer

A)  palisades 
B)  Gram-negative 
C)  binary fission 
D)  diphtheria 
E)  snapping division 
A)  palisades 
B)  Gram-negative 
C)  binary fission 
D)  diphtheria 
E)  snapping division

Question 11

Explain the significance of endospores.

Accepted Answer

Because an endospore can regenerate the

Question 12

The __________ include the genus Aquifex.

Accepted Answer

A)  archaea 
B)  proteobacteria 
C)  deeply branching bacteria 
D)  high G + C Gram-positive bacteria 
E)  clostridia 
A)  archaea 
B)  proteobacteria 
C)  deeply branching bacteria 
D)  high G + C Gram-positive bacteria 
E)  clostridia

Question 13

Heterocysts are associated with

Accepted Answer

A)  mycoplasmas. 
B)  alphaproteobacteria. 
C)  cyanobacteria. 
D)  myxobacteria. 
E)  chlamydias. 
A)  mycoplasmas. 
B)  alphaproteobacteria. 
C)  cyanobacteria. 
D)  myxobacteria. 
E)  chlamydias.

Question 14

Proteobacteria, which are facultative anaerobes commonly found in mammalian intestines, are members of the

Accepted Answer

A)  alphaproteobacteria. 
B)  betaproteobacteria. 
C)  gammaproteobacteria. 
D)  deltaproteobacteria. 
E)  epsilonproteobacteria. 
A)  alphaproteobacteria. 
B)  betaproteobacteria. 
C)  gammaproteobacteria. 
D)  deltaproteobacteria. 
E)  epsilonproteobacteria.

Question 15

Which of the following statements regarding mycoplasmas is FALSE?

Accepted Answer

A)  They are low G + C bacteria. 
B)  They stain Gram-positive. 
C)  They are pleomorphic. 
D)  They exhibit a "fried egg" appearance on solid media. 
E)  They are the smallest free-living cells. 
A)  They are low G + C bacteria. 
B)  They stain Gram-positive. 
C)  They are pleomorphic. 
D)  They exhibit a "fried egg" appearance on solid media. 
E)  They are the smallest free-living cells.

Question 16

Thick-walled spores produced by some species of cyanobacteria are called ___________.

Accepted Answer

The answer of Thick-walled spores produced by some species of...

Question 17

Bacteria that require hydrogen sulfide are generally members of the

Accepted Answer

A)  green phototrophic bacteria. 
B)  cyanobacteria. 
C)  halophiles. 
D)  methanogens. 
E)  thermophiles 
A)  green phototrophic bacteria. 
B)  cyanobacteria. 
C)  halophiles. 
D)  methanogens. 
E)  thermophiles

Question 18

When an endospore germinates, it gives rise to two daughter cells called vegetative cells.

Accepted Answer

A) True 
 B)False

Question 19

Which of the following bacterial genera produce(s) endospores?

Accepted Answer

A)  Bacillus 
B)  Clostridium 
C)  Lactobacillus 
D)  both Bacillus and Lactobacillus 
E)  both Bacillus and Clostridium 
A)  Bacillus 
B)  Clostridium 
C)  Lactobacillus 
D)  both Bacillus and Lactobacillus 
E)  both Bacillus and Clostridium

Question 20

Which of the following genera does NOT include intracellular parasites of other cells?

Accepted Answer

A)  Bdellovibrio 
B)  Chlamydia 
C)  Rickettsia 
D)  Borrelia 
E)  Legionella 
A)  Bdellovibrio 
B)  Chlamydia 
C)  Rickettsia 
D)  Borrelia 
E)  Legionella

Exam 11: Characterizing and Classifying Prokaryotes

Which of the following is NOT associated with bacteria in the genus Streptomyces?

Pleomorphic bacteria

Prokaryotes of the genus Pyrodictium are

Unusual structures associated with the alphaproteobacteria that consist of an extension of the cytoplasm surrounded by the cytoplasmic membrane and cell wall are called __________.

Low G + C Gram-positive bacteria are

Compare and contrast methanogens and methane oxidizers, including their roles in the environment.

Halophiles grow equally well in the presence or absence of high salt concentrations.

Which of the following bacterial arrangements is the result of snapping division?

Bergey's Manual contains

Which of the following is NOT associated with Corynebacterium?

Explain the significance of endospores.

The __________ include the genus Aquifex.

Heterocysts are associated with

Proteobacteria, which are facultative anaerobes commonly found in mammalian intestines, are members of the

Which of the following statements regarding mycoplasmas is FALSE?

Thick-walled spores produced by some species of cyanobacteria are called ___________.

Bacteria that require hydrogen sulfide are generally members of the

When an endospore germinates, it gives rise to two daughter cells called vegetative cells.

Which of the following bacterial genera produce(s) endospores?

Which of the following genera does NOT include intracellular parasites of other cells?

A Brief History of Microbiology

The Chemistry of Microbiology

Cell Structure and Function

Microscopy, Staining, and Classification

Microbial Metabolism

Microbial Nutrition and Growth

Microbial Genetics

Recombinant Dna Technology

Controlling Microbial Growth in the Environment

Controlling Microbial Growth in the Body: Antimicrobial Drugs

Characterizing and Classifying Eukaryotes

Characterizing and Classifying Viruses, Viroids, and Prions

Infection, Infectious Diseases, and Epidemiology

Innate Immunity

Adaptive Immunity

Immunization and Immune Testing

Aids and Other Immune Disorders

Microbial Diseases of the Skin and Wounds

Microbial Diseases of the Nervous System and Eyes

Microbial Cardiovascular and Systemic Diseases

Microbial Diseases of the Respiratory System

Microbial Diseases of the Digestive System

Microbial Diseases of the Urinary and Reproductive Systems

Applied and Environmental Microbiology

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