Question 1

Members of the Streptomyces are environmentally important because they can degrade a wide range of compounds including lignin from trees, chitin and keratin from animals, and latex.

Accepted Answer

A) True 
 B)False

Question 2

Burkholderia is a common __________ pathogen of patients with cystic fibrosis. .

Accepted Answer

The answer of Burkholderia is a common __________ pathogen of...

Question 3

Pseudomonas species are occasional causes of

Accepted Answer

A)   food poisoning from contaminated meat.
B)   food poisoning from rice.
C)   food poisoning from dairy products.
D)   "flesh-eating" bacterial infection.
E)   urinary tract infections.

Question 4

The archaea known as halophiles

Accepted Answer

A)   require temperatures above 45C to survive.
B)   require salt concentrations of 9% or greater to survive.
C)   are members of the phylum Euryarchaeota.
D)   are members of the Euryarchaeota and require temperatures above 45C.
E)   are members of the Euryarchaeota and require salt concentrations above 9%.

Question 5

A flexible, spiral-shaped bacterium is called a

Accepted Answer

A)   spirochete.
B)   vibrio.
C)   coccobacillus.
D)   spirillum.
E)   sarcina.

Question 6

Which of the following diseases is NOT associated with clostridia?

Accepted Answer

A)   tetanus
B)   diarrhea
C)   gangrene
D)   botulism
E)   diphtheria

Question 7

Which of the following groups of bacteria is named for its resemblance to fungi?

Accepted Answer

A)   Corynebacterium
B)   Actinomyces
C)   Clostridium
D)   Lactobacillus
E)   Staphylococcus

Question 8

The majority of archaea are extremophiles.

Accepted Answer

A) True 
 B)False

Question 9

The bacterium Bacillus cereus is

Accepted Answer

A)   an endospore former.
B)   a frequent contaminant of milk and meat.
C)   responsible for food poisoning from rice.
D)   the cause of gastric ulcers.
E)   an endospore former responsible for food poisoning from rice.

Question 10

The genus Helicobacter is responsible for

Accepted Answer

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

Question 11

The ___________ are a group of Gram-negative bacteria that include obligate anaerobes normally found in the intestinal tracts of animals and humans.

Accepted Answer

The answer of The ___________ are a group of Gram-negative...

Question 12

One 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.

Question 13

Slow-growing bacteria in the genus ___________ are able to withstand long exposure to air because of the presence of mycolic acid in their cell wall structure. (Be sure your answer is italicized.)

Accepted Answer

The answer of Slow-growing bacteria in the genus ___________ are...

Question 14

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

Question 15

Members of the genus Chlamydia are

Accepted Answer

A)   thermophiles.
B)   intracellular parasites.
C)   classified with the deeply branching bacteria.
D)   endospore-formers.
E)   Gram-positive bacteria.

Question 16

Microbes growing in boiling hot mineral springs are generally

Accepted Answer

A)   methanogens.
B)   halophiles.
C)   hyperthermophiles.
D)   purple sulfur bacteria.
E)   cyanobacteria.

Question 17

Which of the following statements regarding pseudomonads is FALSE?

Accepted Answer

A)   They are Gram-negative rods.
B)   They are symbiotic with plants for nitrogen fixation.
C)   They often contaminate food products.
D)   They include Pseudomonas and Azotobacter.
E)   They cause urinary tract infections.

Question 18

Describe the similarities and differences observed among phototrophic bacteria.

Accepted Answer

All major groups of bacteria contain pho...

Question 19

Cyanobacteria contain chlorophyll a and carry out anoxygenic photosynthesis.

Accepted Answer

A) True 
 B)False

Question 20

Bacteria that can colonize and spoil meats preserved with high concentrations of salt are called __________.

Accepted Answer

The answer of Bacteria that can colonize and spoil meats...

Exam 11: Characterizing and Classifying Prokaryotes

Members of the genus Chlamydia are

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Bacteria that can colonize and spoil meats preserved with high concentrations of salt are called __________.

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The archaea known as halophiles

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The genus Helicobacter is responsible for

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Which of the following diseases is NOT associated with clostridia?

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Burkholderia is a common __________ pathogen of patients with cystic fibrosis. .

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Members of the Streptomyces are environmentally important because they can degrade a wide range of compounds including lignin from trees, chitin and keratin from animals, and latex.

Correct AnswerverifiedShow Answer

Slow-growing bacteria in the genus ___________ are able to withstand long exposure to air because of the presence of mycolic acid in their cell wall structure. (Be sure your answer is italicized.)

Correct AnswerverifiedShow Answer

The bacterium Bacillus cereus is

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Which of the following statements regarding pseudomonads is FALSE?

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One species of the genus Streptococcus is the leading cause of

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Microbes growing in boiling hot mineral springs are generally

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A flexible, spiral-shaped bacterium is called a

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The majority of archaea are extremophiles.

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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?

Correct AnswerverifiedShow Answer

Pseudomonas species are occasional causes of

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Cyanobacteria contain chlorophyll a and carry out anoxygenic photosynthesis.

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Describe the similarities and differences observed among phototrophic bacteria.

Correct AnswerverifiedAll major groups of bacteria contain pho...View AnswerShow Answer

Which of the following groups of bacteria is named for its resemblance to fungi?

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The ___________ are a group of Gram-negative bacteria that include obligate anaerobes normally found in the intestinal tracts of animals and humans.

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All major groups of bacteria contain pho...
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