Question 1

A species of the genus Streptococcus is the leading cause of

Accepted Answer

A)  tuberculosis. 
B)  urinary tract infections. 
C)  contaminated milk and meat. 
D)  "flesh-eating" bacterial infections. 
E)  food poisoning from rice. 
A)  tuberculosis. 
B)  urinary tract infections. 
C)  contaminated milk and meat. 
D)  "flesh-eating" bacterial infections. 
E)  food poisoning from rice.

Question 2

Some members of the spirochetes move by means of

Accepted Answer

A)  gliding. 
B)  hami. 
C)  peritrichous flagella. 
D)  axial filaments. 
E)  nothing, they are non-motile. 
A)  gliding. 
B)  hami. 
C)  peritrichous flagella. 
D)  axial filaments. 
E)  nothing, they are non-motile.

Question 3

Members of the ________ are Gram-positive bacteria that have a distinctive process for cell separation known as "snapping division."

Accepted Answer

A)  Actinomycetes 
B)  Clostridium 
C)  Corynebacterium 
D)  Mycoplasma 
E)  Rhizobium 
A)  Actinomycetes 
B)  Clostridium 
C)  Corynebacterium 
D)  Mycoplasma 
E)  Rhizobium

Question 4

Gammaproteobacteria of the genus (Escherichia/Pseudomonas/Vibrio) catabolize carbohydrates using pathways other than the standard glycolytic (Embden-Meyerhof) pathway.

Accepted Answer

The answer of Gammaproteobacteria of the genus (Escherichia/Pseudomonas/Vibrio) catabolize carbohydrates...

Question 5

Which of the following bacterial genera includes species that protect areas of the body such as the intestinal tract and the vagina from invasion by pathogens?

Accepted Answer

A)  Staphylococcus 
B)  Listeria 
C)  Lactobacillus 
D)  Mycobacterium 
E)  Corynebacterium 
A)  Staphylococcus 
B)  Listeria 
C)  Lactobacillus 
D)  Mycobacterium 
E)  Corynebacterium

Question 6

Mycoplasmas are named for the large quantities of mycolic acid in their cell walls.

Accepted Answer

A) True 
 B)False

Question 7

Mycoplasmas are pleomorphic because they

Accepted Answer

A)  have no cell walls. 
B)  are low G + C content Gram-positive bacteria. 
C)  exhibit snapping division. 
D)  have sterols in their cytoplasmic membranes. 
E)  produce endospores. 
A)  have no cell walls. 
B)  are low G + C content Gram-positive bacteria. 
C)  exhibit snapping division. 
D)  have sterols in their cytoplasmic membranes. 
E)  produce endospores.

Question 8

Cocci can be spherical as well as kidney-shaped.

Accepted Answer

A) True 
 B)False

Question 9

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 10

The bacterium (Agrobacterium/Cyanobacteria/Rhizobium) is a member of the alphaproteobacteria that forms beneficial relationships with higher plants.

Accepted Answer

The answer of The bacterium (Agrobacterium/Cyanobacteria/Rhizobium) is a member of...

Question 11

Bacteria in the genus Cytophaga are capable of digesting a wide range of complex carbohydrates and are important for degrading raw sewage.

Accepted Answer

A) True 
 B)False

Question 12

What feature of mycobacteria is responsible for the unusually slow growth of these bacteria?

Accepted Answer

A)  Their low tolerance for oxygen retards their growth. 
B)  They cannot fully metabolize carbohydrates and must rely on fermentation. 
C)  They have limited numbers of ribosomes so protein production is slow. 
D)  The mycolic acid in their cell walls requires signification metabolic investment. 
E)  They lack a cell wall and are extremely fragile. 
A)  Their low tolerance for oxygen retards their growth. 
B)  They cannot fully metabolize carbohydrates and must rely on fermentation. 
C)  They have limited numbers of ribosomes so protein production is slow. 
D)  The mycolic acid in their cell walls requires signification metabolic investment. 
E)  They lack a cell wall and are extremely fragile.

Question 13

The ________ are the largest known group of archaea.

Accepted Answer

A)  thermophiles 
B)  halophiles 
C)  cyanobacteria 
D)  methanogens 
E)  hyperthermophiles 
A)  thermophiles 
B)  halophiles 
C)  cyanobacteria 
D)  methanogens 
E)  hyperthermophiles

Question 14

Which of the following bacterial genera is useful for the degradation of environmental pollutants?

Accepted Answer

A)  Actinomyces 
B)  Streptomyces 
C)  Corynebacterium 
D)  Rhizobium 
E)  Nocardia 
A)  Actinomyces 
B)  Streptomyces 
C)  Corynebacterium 
D)  Rhizobium 
E)  Nocardia

Question 15

The genus Mycobacterium includes species responsible for

Accepted Answer

A)  tuberculosis. 
B)  urinary tract infections. 
C)  food poisoning from contaminated dairy products. 
D)  gastric ulcers. 
E)  food poisoning from contaminated meat. 
A)  tuberculosis. 
B)  urinary tract infections. 
C)  food poisoning from contaminated dairy products. 
D)  gastric ulcers. 
E)  food poisoning from contaminated meat.

Exam 11: Characterizing and Classifying Prokaryotes

A species of the genus Streptococcus is the leading cause of

Some members of the spirochetes move by means of

Members of the ________ are Gram-positive bacteria that have a distinctive process for cell separation known as "snapping division."

Gammaproteobacteria of the genus (Escherichia/Pseudomonas/Vibrio) catabolize carbohydrates using pathways other than the standard glycolytic (Embden-Meyerhof) pathway.

Which of the following bacterial genera includes species that protect areas of the body such as the intestinal tract and the vagina from invasion by pathogens?

Mycoplasmas are named for the large quantities of mycolic acid in their cell walls.

Mycoplasmas are pleomorphic because they

Cocci can be spherical as well as kidney-shaped.

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

The bacterium (Agrobacterium/Cyanobacteria/Rhizobium) is a member of the alphaproteobacteria that forms beneficial relationships with higher plants.

Bacteria in the genus Cytophaga are capable of digesting a wide range of complex carbohydrates and are important for degrading raw sewage.

What feature of mycobacteria is responsible for the unusually slow growth of these bacteria?

The ________ are the largest known group of archaea.

Which of the following bacterial genera is useful for the degradation of environmental pollutants?

The genus Mycobacterium includes species responsible for

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

Immune Disorders

Microbial Diseases of the Skin and Wounds

Microbial Diseases of the Nervous System and Eyes

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Microbial Diseases of the Respiratory System

Microbial Diseases of the Digestive System

Microbial Diseases of the Urinary and Reproductive Systems

Applied and Industrial Microbiology

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