Question 1

Which of the following lists the correct descending taxonomic hierarchy left to right)?

Accepted Answer

A)  family, order, class 
B)  family, genus, species 
C)  genus, species, family 
D)  class, phylum, order 
E)  kingdom, domain, phylum 
A)  family, order, class 
B)  family, genus, species 
C)  genus, species, family 
D)  class, phylum, order 
E)  kingdom, domain, phylum

Question 2

A scientist collects grass clippings to find the source of an outbreak of tularemia is an example of working in the field of

Accepted Answer

A)  food microbiology. 
B)  epidemiology. 
C)  agricultural microbiology. 
D)  genetic engineering. 
E)  biotechnology. 
A)  food microbiology. 
B)  epidemiology. 
C)  agricultural microbiology. 
D)  genetic engineering. 
E)  biotechnology.

Question 3

The fossil record has established that prokaryotes existed on Earth for approximately two billion years before eukaryotes appeared.

Accepted Answer

A) True 
 B)False

Question 4

All of the following contribute to the rise of emerging diseases, except

Accepted Answer

A)  the decrease in drug-resistant bacteria. 
B)  human encroachment on wild habitats. 
C)  changes in agricultural practices. 
D)  populations are more mobile. 
A)  the decrease in drug-resistant bacteria. 
B)  human encroachment on wild habitats. 
C)  changes in agricultural practices. 
D)  populations are more mobile.

Question 5

All of the following pertain to photosynthesis, except

Accepted Answer

A)  it occurs only in members of the kingdom Plantae. 
B)  carbon dioxide is converted to organic material. 
C)  it contributes to the oxygen content in the atmosphere. 
D)  it is fueled by light. 
E)  it is important to each ecosystem's flow of energy and food. 
A)  it occurs only in members of the kingdom Plantae. 
B)  carbon dioxide is converted to organic material. 
C)  it contributes to the oxygen content in the atmosphere. 
D)  it is fueled by light. 
E)  it is important to each ecosystem's flow of energy and food.

Question 6

Which kingdom does not contain any eukaryotes?

Accepted Answer

A)  Monera 
B)  Protista 
C)  Mycetae 
D)  Plantae 
E)  Animalia 
A)  Monera 
B)  Protista 
C)  Mycetae 
D)  Plantae 
E)  Animalia

Question 7

Which of the following is a scientific name?

Accepted Answer

A)  bacteria 
B)  Protista 
C)  species 
D)  Bacillus subtilis 
E)  bacilli 
A)  bacteria 
B)  Protista 
C)  species 
D)  Bacillus subtilis 
E)  bacilli

Question 8

Once an organism is assigned to a particular taxonomic hierarchy, it is permanent and cannot be revised.

Accepted Answer

A) True 
 B)False

Question 9

Which of the following diseases is transmitted by mosquitoes?

Accepted Answer

A)  diarrheal diseases 
B)  tuberculosis 
C)  malaria 
D)  septicemia 
E)  influenza 
A)  diarrheal diseases 
B)  tuberculosis 
C)  malaria 
D)  septicemia 
E)  influenza

Question 10

Cyanide is a chemical used to dissolve gold and is harmful to the environment and organisms living there. A couple of biochemists came up with the idea of using the bacteria in the genus Pseudomonas to break down the cyanide used by a gold mining company. Which term refers to this use of bacteria?

Accepted Answer

A)  bioremediation 
B)  immunoextraction 
C)  decomposition 
D)  bioextraction 
E)  biosynthesis 
A)  bioremediation 
B)  immunoextraction 
C)  decomposition 
D)  bioextraction 
E)  biosynthesis

Question 11

One distinguishing characteristic of the archaea is that they live in extreme environments.

Accepted Answer

A) True 
 B)False

Question 12

The microorganisms that do not have a nucleus in their cells are called

Accepted Answer

A)  decomposers. 
B)  prokaryotes. 
C)  pathogens. 
D)  eukaryotes. 
E)  fermenters. 
A)  decomposers. 
B)  prokaryotes. 
C)  pathogens. 
D)  eukaryotes. 
E)  fermenters.

Question 13

A scientist studying helminths is working with bacteria.

Accepted Answer

A) True 
 B)False

Question 14

Bacteria and fungi are important in bioremediation. These decomposers are also called ___.

Accepted Answer

A)  strict aerobes 
B)  strict anaerobes 
C)  saprobes 
D)  predators 
E)  parasites 
A)  strict aerobes 
B)  strict anaerobes 
C)  saprobes 
D)  predators 
E)  parasites

Question 15

The scientific method involves formulating a tentative explanation, called the hypothesis, to account for what has been observed or measured.

Accepted Answer

A) True 
 B)False

Question 16

The surgeon who advocated using disinfectants on hands and in the air prior to surgery was

Accepted Answer

A)  Joseph Lister. 
B)  Ignaz Semmelweis. 
C)  Robert Koch. 
D)  Louis Pasteur. 
E)  Antonie van Leeuwenhoek. 
A)  Joseph Lister. 
B)  Ignaz Semmelweis. 
C)  Robert Koch. 
D)  Louis Pasteur. 
E)  Antonie van Leeuwenhoek.

Question 17

Taxonomy does not involve

Accepted Answer

A)  nomenclature. 
B)  classification. 
C)  taxa. 
D)  identification. 
E)  Koch's postulates. 
A)  nomenclature. 
B)  classification. 
C)  taxa. 
D)  identification. 
E)  Koch's postulates.

Question 18

Spontaneous generation is the belief that

Accepted Answer

A)  germs cause infectious diseases. 
B)  microbes are diverse and ubiquitous. 
C)  microbes placed in an infusion can grow in it. 
D)  aseptic techniques reduce microbes in medical settings. 
E)  living things arise from nonliving matter. 
A)  germs cause infectious diseases. 
B)  microbes are diverse and ubiquitous. 
C)  microbes placed in an infusion can grow in it. 
D)  aseptic techniques reduce microbes in medical settings. 
E)  living things arise from nonliving matter.

Question 19

Which of the following are the main decomposers of the Earth?

Accepted Answer

A)  bacteria and fungi 
B)  bacteria and viruses 
C)  algae and viruses 
D)  protists and fungi 
E)  All organisms are decomposers. 
A)  bacteria and fungi 
B)  bacteria and viruses 
C)  algae and viruses 
D)  protists and fungi 
E)  All organisms are decomposers.

Question 20

Which of the following is a unique characteristic of viruses that distinguishes them from the other major groups of microorganisms?

Accepted Answer

A)  Viruses cause human disease. 
B)  Vruses are composed of cells that lack nuclei. 
C)  Viruses cannot be seen without an electron microscope. 
D)  Viruses contain genetic material. 
E)  Viruses lack cell structure. 
A)  Viruses cause human disease. 
B)  Vruses are composed of cells that lack nuclei. 
C)  Viruses cannot be seen without an electron microscope. 
D)  Viruses contain genetic material. 
E)  Viruses lack cell structure.

Exam 1: The Main Themes of Microbiology

Which of the following lists the correct descending taxonomic hierarchy left to right)?

A scientist collects grass clippings to find the source of an outbreak of tularemia is an example of working in the field of

The fossil record has established that prokaryotes existed on Earth for approximately two billion years before eukaryotes appeared.

All of the following contribute to the rise of emerging diseases, except

All of the following pertain to photosynthesis, except

Which kingdom does not contain any eukaryotes?

Which of the following is a scientific name?

Once an organism is assigned to a particular taxonomic hierarchy, it is permanent and cannot be revised.

Which of the following diseases is transmitted by mosquitoes?

Cyanide is a chemical used to dissolve gold and is harmful to the environment and organisms living there. A couple of biochemists came up with the idea of using the bacteria in the genus Pseudomonas to break down the cyanide used by a gold mining company. Which term refers to this use of bacteria?

One distinguishing characteristic of the archaea is that they live in extreme environments.

The microorganisms that do not have a nucleus in their cells are called

A scientist studying helminths is working with bacteria.

Bacteria and fungi are important in bioremediation. These decomposers are also called ___.

The scientific method involves formulating a tentative explanation, called the hypothesis, to account for what has been observed or measured.

The surgeon who advocated using disinfectants on hands and in the air prior to surgery was

Taxonomy does not involve

Spontaneous generation is the belief that

Which of the following are the main decomposers of the Earth?

Which of the following is a unique characteristic of viruses that distinguishes them from the other major groups of microorganisms?

The Chemistry of Biology

Tools of the Laboratory: Methods of Studying Microorganisms

A Survey of Prokaryotic Cells and Microorganisms

A Survey of Eukaryotic Cells and Microorganisms

An Introduction to Viruses

Microbial Nutrition, Ecology, and Growth

An Introduction to Microbial Metabolism: the Chemical Crossroads of Life

Microbial Genetics

Genetic Engineering: a Revolution in Molecular Biology

Physical and Chemical Agents for Microbial Control

Drugs, Microbes, Host--The Elements of Chemotherapy

Microbe-Human Interactions: Infection and Disease

An Introduction to Host Defenses and Innate Immunities

Adaptive, Specific Immunity and Immunization

Disorders in Immunity

Procedures for Identifying Pathogens and Diagnosing Infections

The Gram-Positive and Gram-Negative Cocci of Medical Importance

The Gram-Positive Bacilli of Medical Importance

The Gram-Negative Bacilli of Medical Importance

Miscellaneous Bacterial Agents of Disease

The Fungi of Medical Importance

The Parasites of Medical Importance

Introduction to Viruses That Infect Humans: the Dna Viruses

The Rna Viruses That Infect Humans

Environmental Microbiology

Applied and Industrial Microbiology

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