Question 1

A bacterial cell exhibiting chemotaxis probably has ________.

Accepted Answer

A)  fimbriae 
B)  a capsule 
C)  thylakoids 
D)  flagella 
E)  metachromatic granules 
A)  fimbriae 
B)  a capsule 
C)  thylakoids 
D)  flagella 
E)  metachromatic granules

Question 2

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-iodine 
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-iodine

Question 3

Bacterial endospores are not produced by ________.

Accepted Answer

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

Question 4

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 photosynthesis 
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 photosynthesis

Question 5

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)  Pseudopodia 
A)  Endospores 
B)  Pili 
C)  One or more flagella 
D)  Pseudopodia

Question 6

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. 
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.

Question 7

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)  basic 
A)  acid-fast 
B)  methylene blue 
C)  Gram 
D)  negative 
E)  basic

Question 8

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 environments 
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 environments

Question 9

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

Accepted Answer

A) True 
 B)False

Question 10

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)  Mendosicutes 
A)  Gracilicutes 
B)  Scotobacteria 
C)  Firmicutes 
D)  Tenericutes 
E)  Mendosicutes

Question 11

________ 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's 
A)  Pasteur's 
B)  Lister's 
C)  Bergey's 
D)  Leeuwenhoek's 
E)  Koch's

Question 12

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

Question 13

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)  diplococcus 
A)  palisade 
B)  sarcina 
C)  staphylococcus 
D)  streptococcus 
E)  diplococcus

A bacterial cell exhibiting chemotaxis probably has ________.

Which order below reflects the correct procedure for Gram staining?

Bacterial endospores are not produced by ________.

The function of bacterial endospores is ________.

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?

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

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

Which of the following is mismatched?

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

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

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

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

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

Introduction to Microbes and Their Building Blocks

Tools of the Laboratory: Methods for the Culturing and Microscopic Analysis of Microorganisms

Eukaryotic Cells and Microorganisms

Viral Structure and Multiplication

Microbial Nutrition and Growth

Microbial Metabolism

Microbial Genetics and Genetic Engineering

Physical and Chemical Control of Microbes

Antimicrobial Treatment

Interactions Between Microbes and Humans

Host Defenses I: Overview and Nonspecific Defenses

Host Defenses Ii: Specific Immunity and Immunization

Disorders in Immunity

Diagnosing Infections

Infectious Diseases Affecting the Skin and Eyes

Infectious Diseases Affecting the Nervous System

Infectious Diseases Affecting the Cardiovascular and Lymphatic Systems

Infectious Diseases Affecting the Respiratory Systems

Infectious Diseases Affecting the Gastrointestinal Tract

Infectious Diseases Affecting the Genitourinary System

One Health: the Interconnected Health of the Environment, Humans, and Other Animals

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Exam 3: Bacteria and Archaea

A bacterial cell exhibiting chemotaxis probably has ________.

Which order below reflects the correct procedure for Gram staining?

Bacterial endospores are not produced by ________.

The function of bacterial endospores is ________.

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?

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

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

Which of the following is mismatched?

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

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

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

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

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

Introduction to Microbes and Their Building Blocks

Tools of the Laboratory: Methods for the Culturing and Microscopic Analysis of Microorganisms

Eukaryotic Cells and Microorganisms

Viral Structure and Multiplication

Microbial Nutrition and Growth

Microbial Metabolism

Microbial Genetics and Genetic Engineering

Physical and Chemical Control of Microbes

Antimicrobial Treatment

Interactions Between Microbes and Humans

Host Defenses I: Overview and Nonspecific Defenses

Host Defenses Ii: Specific Immunity and Immunization

Disorders in Immunity

Diagnosing Infections

Infectious Diseases Affecting the Skin and Eyes

Infectious Diseases Affecting the Nervous System

Infectious Diseases Affecting the Cardiovascular and Lymphatic Systems

Infectious Diseases Affecting the Respiratory Systems

Infectious Diseases Affecting the Gastrointestinal Tract

Infectious Diseases Affecting the Genitourinary System

One Health: the Interconnected Health of the Environment, Humans, and Other Animals

Filters