Question 1

Studies of the immune response to an infection caused by microorganisms would be performed by a(n)______.

Accepted Answer

A)  hypersensitivity specialist 
B)  immunologist 
C)  geomicrobiologist 
D)  epidemiologist 
A)  hypersensitivity specialist 
B)  immunologist 
C)  geomicrobiologist 
D)  epidemiologist B

Question 2

Helminths are ______.

Accepted Answer

A)  molds 
B)  parasitic worms 
C)  bacteria 
D)  protozoa 
E)  infectious particles 
A)  molds 
B)  parasitic worms 
C)  bacteria 
D)  protozoa 
E)  infectious particles B

Question 3

Which area of biology states that living things undergo gradual structural and functional changes over long periods of time?

Accepted Answer

A)  Evolution 
B)  Morphology 
C)  Phylogeny 
D)  Genetics 
E)  Transformation 
A)  Evolution 
B)  Morphology 
C)  Phylogeny 
D)  Genetics 
E)  Transformation A

Question 4

Many chronic medical conditions have been found to be associated with microbial agents.

Accepted Answer

A) True 
 B)False

Question 5

When humans manipulate the genes of microorganisms,the process is called ______.

Accepted Answer

A)  epidemiology 
B)  taxonomy 
C)  bioremediation 
D)  genetic engineering 
E)  immunology 
A)  epidemiology 
B)  taxonomy 
C)  bioremediation 
D)  genetic engineering 
E)  immunology

Question 6

The first cells appeared about ___ billion years ago.

Accepted Answer

A)  5 
B)  4.5 
C)  3.5 
D)  2 
E)  1 
A)  5 
B)  4.5 
C)  3.5 
D)  2 
E)  1

Question 7

Which scientific field is involved in the identification,classification,and naming of organisms?

Accepted Answer

A)  Nomenclature 
B)  Epidemiology 
C)  Taxonomy 
D)  Phylogeny 
E)  Pathology 
A)  Nomenclature 
B)  Epidemiology 
C)  Taxonomy 
D)  Phylogeny 
E)  Pathology

Question 8

Taxonomy does not involve ______.

Accepted Answer

A)  classification 
B)  a common name 
C)  nomenclature 
D)  identification 
A)  classification 
B)  a common name 
C)  nomenclature 
D)  identification

Question 9

Analysis of the small subunit rRNAs from all organisms in the three current domains suggests that

Accepted Answer

A)  the prokarytoes, archaea, and eukaryotes are not related. 
B)  the eukaryotes arose from prokaryotes. 
C)  the Archaea are more closely related to bacteria than eukaryotes. 
D)  all modern and extinct organisms on earth arose from a common ancestor. 
A)  the prokarytoes, archaea, and eukaryotes are not related. 
B)  the eukaryotes arose from prokaryotes. 
C)  the Archaea are more closely related to bacteria than eukaryotes. 
D)  all modern and extinct organisms on earth arose from a common ancestor.

Question 10

Which of the following is a traditional human use of microorganisms?

Accepted Answer

A)  Baking bread 
B)  Cleaning up oil spills 
C)  Treating water and sewage 
D)  Mass-producing antibiotics 
A)  Baking bread 
B)  Cleaning up oil spills 
C)  Treating water and sewage 
D)  Mass-producing antibiotics

Question 11

Which of the following historical microbiologists is incorrectly paired with his contribution to the science?

Accepted Answer

A)  Francesco Redi: tested spontaneous generation with meat exposed to the air or covered with cloth 
B)  Louis Pasteur: demonstrated that anthrax was caused by a bacterium 
C)  Joseph Lister: promoted disinfecting hands and air prior to surgery 
D)  Antonie van Leeuwenhoek: made and used quality magnifying lenses to observe and record microorganisms 
A)  Francesco Redi: tested spontaneous generation with meat exposed to the air or covered with cloth 
B)  Louis Pasteur: demonstrated that anthrax was caused by a bacterium 
C)  Joseph Lister: promoted disinfecting hands and air prior to surgery 
D)  Antonie van Leeuwenhoek: made and used quality magnifying lenses to observe and record microorganisms

Question 12

Archaeal cells are about ______ bacterial cells.

Accepted Answer

A)  ten times smaller than 
B)  the same size as 
C)  ten times larger than 
A)  ten times smaller than 
B)  the same size as 
C)  ten times larger than

Question 13

Select the correct descending taxonomic hierarchy (left to right).

Accepted Answer

A)  Class, phylum, order 
B)  Family, genus, species 
C)  Kingdom, domain, phylum 
D)  Family, order, class 
E)  Genus, species, family 
A)  Class, phylum, order 
B)  Family, genus, species 
C)  Kingdom, domain, phylum 
D)  Family, order, class 
E)  Genus, species, family

Question 14

In the experiments constructed by Pasteur to disprove spontaneous generation,swan-necked flasks were used.Why was this shape of flask used in this experiment?

Accepted Answer

A)  The shape of the glass neck allowed the bacteria into the flask and then into the media, but air could not enter. 
B)  The glass necks needed to be open to the air, yet constructed so that bacteria would settle in the lowest part of the neck. 
C)  These flask shapes were the easiest and cheapest to produce. 
D)  Because the glass necks were stretched out, the heat used to sterilize the medium inside of the flask could not kill the bacteria in the neck. 
A)  The shape of the glass neck allowed the bacteria into the flask and then into the media, but air could not enter. 
B)  The glass necks needed to be open to the air, yet constructed so that bacteria would settle in the lowest part of the neck. 
C)  These flask shapes were the easiest and cheapest to produce. 
D)  Because the glass necks were stretched out, the heat used to sterilize the medium inside of the flask could not kill the bacteria in the neck.

Question 15

The number one worldwide infectious diseases are ______.

Accepted Answer

A)  AIDS-related diseases 
B)  malaria and other protozoan diseases 
C)  respiratory diseases 
D)  measles and other rash diseases 
E)  diarrheal diseases 
A)  AIDS-related diseases 
B)  malaria and other protozoan diseases 
C)  respiratory diseases 
D)  measles and other rash diseases 
E)  diarrheal diseases

Question 16

In which way are bacteria and eukaryotes the same?

Accepted Answer

A)  Contain a nucleus to hold DNA 
B)  Contain ribosomes for protein synthesis 
C)  Contain membrane-bound organelles 
D)  Have a cell wall for rigidity 
A)  Contain a nucleus to hold DNA 
B)  Contain ribosomes for protein synthesis 
C)  Contain membrane-bound organelles 
D)  Have a cell wall for rigidity

Question 17

Which of the following does not indicate microbe involvement in energy and nutrient flow?

Accepted Answer

A)  Decomposition of dead matter and wastes 
B)  Digestion of complex carbohydrates in animal diets 
C)  Formation of greenhouse gases, CO2 and methane 
D)  Thermal hot springs warmed by heat from earth's interior 
A)  Decomposition of dead matter and wastes 
B)  Digestion of complex carbohydrates in animal diets 
C)  Formation of greenhouse gases, CO2 and methane 
D)  Thermal hot springs warmed by heat from earth's interior

Question 18

Which scientific name is written correctly?

Accepted Answer

A)  S. aureus 
B)  Staphylococcus aureus 
C)  Staphylococcus Aureus 
D)  staphylococcus aureus. 
E)  Staphylococcus aureus.. 
A)  S. aureus 
B)  Staphylococcus aureus 
C)  Staphylococcus Aureus 
D)  staphylococcus aureus. 
E)  Staphylococcus aureus..

Question 19

Organisms called parasites are ______.

Accepted Answer

A)  the decomposers in ecosystems 
B)  always viruses 
C)  always harmful to their host 
D)  free-living 
A)  the decomposers in ecosystems 
B)  always viruses 
C)  always harmful to their host 
D)  free-living

Question 20

In general,eukaryotic cells are about ______ times larger than bacterial or archaeal cells.

Accepted Answer

A)  2 
B)  10 
C)  50 
D)  1000 
A)  2 
B)  10 
C)  50 
D)  1000

Exam 1: The Main Themes of Microbiology

Studies of the immune response to an infection caused by microorganisms would be performed by a(n)______.

Helminths are ______.

Which area of biology states that living things undergo gradual structural and functional changes over long periods of time?

Many chronic medical conditions have been found to be associated with microbial agents.

When humans manipulate the genes of microorganisms,the process is called ______.

The first cells appeared about ___ billion years ago.

Which scientific field is involved in the identification,classification,and naming of organisms?

Taxonomy does not involve ______.

Analysis of the small subunit rRNAs from all organisms in the three current domains suggests that

Which of the following is a traditional human use of microorganisms?

Which of the following historical microbiologists is incorrectly paired with his contribution to the science?

Archaeal cells are about ______ bacterial cells.

Select the correct descending taxonomic hierarchy (left to right).

In the experiments constructed by Pasteur to disprove spontaneous generation,swan-necked flasks were used.Why was this shape of flask used in this experiment?

The number one worldwide infectious diseases are ______.

In which way are bacteria and eukaryotes the same?

Which of the following does not indicate microbe involvement in energy and nutrient flow?

Which scientific name is written correctly?

Organisms called parasites are ______.

In general,eukaryotic cells are about ______ times larger than bacterial or archaeal cells.

The Chemistry of Biology

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

Bacteria and Archaea

Eukaryotic Cells and Microorganisms

An Introduction to the Viruses

Host Defenses II: Specific Immunity and Immunization

Microbial Metabolism: The Chemical Crossroads of Life

Microbial Genetics

Genetic Engineering and Recombinant Dna

Physical and Chemical Control of Microbes

Antimicrobial Treatment

Microbe-Human Interactions: Health and Disease

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 System

Infectious Diseases Affecting the Gastrointestinal Tract

Infectious Diseases Affecting the Genitourinary System

Microbes and the Environment

Applied Microbiology and Food and Water Safety

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