Question 1

If you looked at a ________ under the microscope, you would likely see an irregular cluster of spherical cells.

Accepted Answer

A)   palisade
B)   sarcina
C)   staphylococcus
D)   streptococcus
E)   diplococcusF) A) and B)
G) C) and D)

Question 2

Bacterial endospores are not produced by ________.

Accepted Answer

A)   Staphylococcus
B)   Sporosarcina
C)   Bacillus
D)   Clostridium
E)   All of the choices are correct.F) B) and E)
G) All of the above

Question 3

A bacterial cell exhibiting chemotaxis probably has ________.

Accepted Answer

A)   fimbriae
B)   a capsule
C)   thylakoids
D)   flagella
E)   metachromatic granulesF) D) and E)
G) A) and B)

Question 4

Which of the following is not a division of bacteria and archaea according to Bergey's Manual of Determinative Bacteriology?

Accepted Answer

A)   Gracilicutes
B)   Scotobacteria
C)   Firmicutes
D)   Tenericutes
E)   MendosicutesF) A) and C)
G) None of the above

Question 5

The function of bacterial endospores is ________.

Accepted Answer

A)   to convert gaseous nitrogen to a usable form for plants
B)   reproduction and growth
C)   protection of genetic material during harsh conditions
D)   storage of excess cell materials
E)   to act as sites for photosynthesisF) D) and E)
G) A) and C)

Question 6

Which order below reflects the correct procedure for Gram staining?

Accepted Answer

A)   Alcohol/acetone-crystal violet-safranin-iodine
B)   Crystal violet-alcohol/acetone-iodine-safranin
C)   Crystal violet-iodine-alcohol/acetone-safranin
D)   Iodine-safranin-crystal violet-alcohol/acetone
E)   Alcohol/acetone-safranin-crystal violet-iodineF) D) and E)
G) A) and D)

Question 7

Which of the following is not true of the outer membrane?

Accepted Answer

A)   The uppermost layer is made of lipopolysaccharides.
B)   The innermost layer is a phospholipid bilayer.
C)   The porin proteins create channels through the outer membrane.
D)   Gram-positive bacteria have an outer membrane.
E)   The lipid portion of the lipopolysaccharide layer is an endotoxin.F) B) and D)
G) B) and E)

Question 8

The ________ stain is used to stain and differentiate Mycobacterium and Nocardia from other bacteria.

Accepted Answer

A)   acid-fast
B)   methylene blue
C)   Gram
D)   negative
E)   basicF) B) and E)
G) B) and C)

Question 9

Pili used for conjugation are only found on gram-negative bacteria.

Accepted Answer

A) True 
 B)False

Question 10

The laboratory report shows that a motility test was performed on the sample with positive results. Thinking about bacterial movement, the RN is aware that this bacterium could possess which structure(s)  for motility?

Accepted Answer

A)   Endospores
B)   Pili
C)   One or more flagella
D)   PseudopodiaE) A) and D)
F) B) and D)

Question 11

The cell ________ can be composed of three layers: the cytoplasmic membrane, the cell wall, and the outer membrane.

Accepted Answer

A)   glycocalyx
B)   envelope
C)   pathogenic package
D)   slime coat
E)   None of the choices is correct.F) A) and B)
G) D) and E)

Question 12

________ Manual of Systematic Bacteriology is a manual of bacterial descriptions and classifications.

Accepted Answer

A)   Pasteur's
B)   Lister's
C)   Bergey's
D)   Leeuwenhoek's
E)   Koch'sF) C) and D)
G) A) and E)

Question 13

Which of the following is mismatched?

Accepted Answer

A)   Methanogens - convert CO2 and H2 gases into methane
B)   Extreme halophiles - adapted to salty habitats
C)   Psychrophiles - adapted to very low temperatures
D)   Hyperthermophile - adapted to high temperatures
E)   Thermoplasmas - adapted to frozen environmentsF) A) and B)
G) A) and C)

Exam 3: Bacteria and Archaea

A bacterial cell exhibiting chemotaxis probably has ________.

Correct Answer
verified

________ Manual of Systematic Bacteriology is a manual of bacterial descriptions and classifications.

Correct Answer
verified

Which order below reflects the correct procedure for Gram staining?

Correct Answer
verified

Which of the following is not true of the outer membrane?

Correct Answer
verified

The function of bacterial endospores is ________.

Correct Answer
verified

If you looked at a ________ under the microscope, you would likely see an irregular cluster of spherical cells.

Correct Answer
verified

Pili used for conjugation are only found on gram-negative bacteria.

Correct Answer
verified

Which of the following is mismatched?

Correct Answer
verified

Which of the following is not a division of bacteria and archaea according to Bergey's Manual of Determinative Bacteriology?

Correct Answer
verified

The laboratory report shows that a motility test was performed on the sample with positive results. Thinking about bacterial movement, the RN is aware that this bacterium could possess which structure(s) for motility?

Correct Answer
verified

The cell ________ can be composed of three layers: the cytoplasmic membrane, the cell wall, and the outer membrane.

Correct Answer
verified

Bacterial endospores are not produced by ________.

Correct Answer
verified

The ________ stain is used to stain and differentiate Mycobacterium and Nocardia from other bacteria.

Correct Answer
verified

Exam 3: Bacteria and Archaea

A bacterial cell exhibiting chemotaxis probably has ________.

Correct AnswerverifiedShow Answer

________ Manual of Systematic Bacteriology is a manual of bacterial descriptions and classifications.

Correct AnswerverifiedShow Answer

Which order below reflects the correct procedure for Gram staining?

Correct AnswerverifiedShow Answer

Which of the following is not true of the outer membrane?

Correct AnswerverifiedShow Answer

The function of bacterial endospores is ________.

Correct AnswerverifiedShow Answer

If you looked at a ________ under the microscope, you would likely see an irregular cluster of spherical cells.

Correct AnswerverifiedShow Answer

Pili used for conjugation are only found on gram-negative bacteria.

Correct AnswerverifiedShow Answer

Which of the following is mismatched?

Correct AnswerverifiedShow Answer

Which of the following is not a division of bacteria and archaea according to Bergey's Manual of Determinative Bacteriology?

Correct AnswerverifiedShow Answer

The laboratory report shows that a motility test was performed on the sample with positive results. Thinking about bacterial movement, the RN is aware that this bacterium could possess which structure(s) for motility?

Correct AnswerverifiedShow Answer

The cell ________ can be composed of three layers: the cytoplasmic membrane, the cell wall, and the outer membrane.

Correct AnswerverifiedShow Answer

Bacterial endospores are not produced by ________.

Correct AnswerverifiedShow Answer

The ________ stain is used to stain and differentiate Mycobacterium and Nocardia from other bacteria.

Correct AnswerverifiedShow Answer

Correct Answer
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