Question 1

Recombinant DNA refers to the

Accepted Answer

A)  study of the function of genes. 
B)  synthesis of proteins from genes. 
C)  interaction between human and bacterial cells. 
D)  study of bacterial ribosomes. 
E)  DNA resulting when genes from one organism are inserted into another organism. 
A)  study of the function of genes. 
B)  synthesis of proteins from genes. 
C)  interaction between human and bacterial cells. 
D)  study of bacterial ribosomes. 
E)  DNA resulting when genes from one organism are inserted into another organism.

Question 2

Commercial utilization of microbial products has become increasingly popular due to their environmentally friendly nature. Production of these products which are readily degraded and, thus, non-toxic typically utilizes

Accepted Answer

A)  organic solvents. 
B)  alcohol. 
C)  organic acids. 
D)  enzymes. 
E)  soap. 
A)  organic solvents. 
B)  alcohol. 
C)  organic acids. 
D)  enzymes. 
E)  soap.

Question 3

In the name Staphylococcus aureus, aureus is the

Accepted Answer

A)  genus. 
B)  domain name. 
C)  kingdom. 
D)  family name. 
E)  species. 
A)  genus. 
B)  domain name. 
C)  kingdom. 
D)  family name. 
E)  species.

Question 4

A prokaryotic cell may possess each of the following cellular components EXCEPT

Accepted Answer

A)  ribosomes. 
B)  a cell membrane. 
C)  a nucleus. 
D)  a cell wall. 
E)  flagella. 
A)  ribosomes. 
B)  a cell membrane. 
C)  a nucleus. 
D)  a cell wall. 
E)  flagella.

Question 5

Penicillin was discovered by accident by

Accepted Answer

A)  Alexander Fleming. 
B)  Joseph Lister. 
C)  Edward Jenner. 
D)  Robert Koch. 
E)  Paul Ehrich. 
A)  Alexander Fleming. 
B)  Joseph Lister. 
C)  Edward Jenner. 
D)  Robert Koch. 
E)  Paul Ehrich.

Question 6

The first step for directly linking a microbe to a specific disease according to Kochʹs postulates is to

Accepted Answer

A)  compare the blood of a sick animal to blood obtained from a healthy animal. 
B)  culture the blood or other body fluid from a diseased animal using nutrient medium. 
C)  inject a sample of blood or other body fluid from a diseased animal into a healthy animal. 
D)  obtain a sample of blood or other body fluid from a diseased animal. 
E)  isolate microbes from the blood of healthy animals. 
A)  compare the blood of a sick animal to blood obtained from a healthy animal. 
B)  culture the blood or other body fluid from a diseased animal using nutrient medium. 
C)  inject a sample of blood or other body fluid from a diseased animal into a healthy animal. 
D)  obtain a sample of blood or other body fluid from a diseased animal. 
E)  isolate microbes from the blood of healthy animals.

Question 7

Classification of organisms into three domains is based on

Accepted Answer

A)  the number of cells in the organism. 
B)  cellular proteins. 
C)  the presence of a cell wall. 
D)  cellular organization. 
E)  nutritional requirements. 
A)  the number of cells in the organism. 
B)  cellular proteins. 
C)  the presence of a cell wall. 
D)  cellular organization. 
E)  nutritional requirements.

Question 8

Biogenesis refers to the

Accepted Answer

A)  germ theory of disease. 
B)  spontaneous generation of organisms from nonliving matter. 
C)  development of aseptic technique. 
D)  development of life forms from preexisting life forms. 
A)  germ theory of disease. 
B)  spontaneous generation of organisms from nonliving matter. 
C)  development of aseptic technique. 
D)  development of life forms from preexisting life forms.

Question 9

All pathogens known to infect humans have been identified at this point in time.

Accepted Answer

A) True 
 B)False

Question 10

Common commercial benefits of microorganisms include synthesis of

Accepted Answer

A)  riboflavin. 
B)  acetone. 
C)  insulin. 
D)  aspirin. 
E)  riboflavin, acetone and insulin. 
A)  riboflavin. 
B)  acetone. 
C)  insulin. 
D)  aspirin. 
E)  riboflavin, acetone and insulin.

Question 11

Which physician is first associated with vaccination?

Accepted Answer

A)  Ehrlich 
B)  Jenner 
C)  Escherich 
D)  Lister 
E)  Koch 
A)  Ehrlich 
B)  Jenner 
C)  Escherich 
D)  Lister 
E)  Koch

Question 12

Proof that a microbe could cause disease was provided by

Accepted Answer

A)  Semmelweis. 
B)  Pasteur. 
C)  Koch. 
D)  Lister. 
E)  Wasserman. 
A)  Semmelweis. 
B)  Pasteur. 
C)  Koch. 
D)  Lister. 
E)  Wasserman.

Question 13

Archaea differ from bacteria in that archaea

Accepted Answer

A)  use organic compounds for food. 
B)  are prokaryotic. 
C)  reproduce by binary fission. 
D)  lack nuclei. 
E)  have diverse cell wall compositions. 
A)  use organic compounds for food. 
B)  are prokaryotic. 
C)  reproduce by binary fission. 
D)  lack nuclei. 
E)  have diverse cell wall compositions.

Question 14

Infectious disease is almost totally eradicated in our world.

Accepted Answer

A) True 
 B)False

Question 15

All cells possess a cell wall.

Accepted Answer

A) True 
 B)False

Question 16

Each of the following organisms would be considered a microbe EXCEPT

Accepted Answer

A)  mushroom. 
B)  yeast. 
C)  virus. 
D)  protozoan. 
E)  bacterium. 
A)  mushroom. 
B)  yeast. 
C)  virus. 
D)  protozoan. 
E)  bacterium.

Question 17

The term used to describe a disease-causing microorganism is

Accepted Answer

A)  pathogen. 
B)  bacterium. 
C)  infection. 
D)  microbe. 
E)  virus. 
A)  pathogen. 
B)  bacterium. 
C)  infection. 
D)  microbe. 
E)  virus.

Question 18

Who is credited with first observing cells?

Accepted Answer

A)  Robert Koch 
B)  Robert Hooke 
C)  Anton van Leeuwenhoek 
D)  Louis Pasteur 
E)  Carolus Linnaeus 
A)  Robert Koch 
B)  Robert Hooke 
C)  Anton van Leeuwenhoek 
D)  Louis Pasteur 
E)  Carolus Linnaeus

Question 19

Normal microbiota are typically found in and on all the following body locations EXCEPT the

Accepted Answer

A)  upper respiratory system. 
B)  skin. 
C)  mouth. 
D)  blood. 
E)  colon. 
A)  upper respiratory system. 
B)  skin. 
C)  mouth. 
D)  blood. 
E)  colon.

Question 20

Which disease has been eliminated through the use of vaccines?

Accepted Answer

A)  smallpox 
B)  measles 
C)  tuberculosis 
D)  influenza 
E)  rubella 
A)  smallpox 
B)  measles 
C)  tuberculosis 
D)  influenza 
E)  rubella

Exam 1: The Microbial World and You

Recombinant DNA refers to the

Commercial utilization of microbial products has become increasingly popular due to their environmentally friendly nature. Production of these products which are readily degraded and, thus, non-toxic typically utilizes

In the name Staphylococcus aureus, aureus is the

A prokaryotic cell may possess each of the following cellular components EXCEPT

Penicillin was discovered by accident by

The first step for directly linking a microbe to a specific disease according to Kochʹs postulates is to

Classification of organisms into three domains is based on

Biogenesis refers to the

All pathogens known to infect humans have been identified at this point in time.

Common commercial benefits of microorganisms include synthesis of

Which physician is first associated with vaccination?

Proof that a microbe could cause disease was provided by

Archaea differ from bacteria in that archaea

Infectious disease is almost totally eradicated in our world.

All cells possess a cell wall.

Each of the following organisms would be considered a microbe EXCEPT

The term used to describe a disease-causing microorganism is

Who is credited with first observing cells?

Normal microbiota are typically found in and on all the following body locations EXCEPT the

Which disease has been eliminated through the use of vaccines?

Chemical Principles

Observing Microorganisms Through a Microscope

Functional Anatomy of Prokaryotic and Eukaryotic Cells

Microbial Metabolism

Microbial Growth

The Control of Microbial Growth

Microbial Genetics

Biotechnology and Dna Technology

Classification of Microorganisms

The Prokaryotes: Domains Bacteria and Archaea

The Eukaryotes: Fungi, Algae, Protozoa, and Helminths

Viruses, Viroids, and Prions

Principles of Disease and Epidemiology

Microbial Mechanisms of Pathogenicity

Innate Immunity: Nonspecific Defenses of the Host

Adaptive Immunity: Specific Defenses of the Host

Practical Applications of Immunology

Disorders Associated With the Immune System

Antimicrobial Drugs

Microbial Diseases of the Skin and Eyes

Microbial Diseases of the Nervous System

Microbial Diseases of the Cardiovascular and Lymphatic Systems

Microbial Diseases of the Respiratory System

Microbial Diseases of the Digestive System

Microbial Disease of the Urinary and Reproductive Systems

Environmental Microbiology

Applied and Industrial Microbiology

Filters