Question 1

In phage typing,bacteria that are lysed by the same type of bacteriophage are thought to be:

Accepted Answer

A) more closely related to one another 
B) less closely related to one another 
C) more closely related to the bacteriophage 
D) less closely related to the bacteriophage 
A) more closely related to one another 
B) less closely related to one another 
C) more closely related to the bacteriophage 
D) less closely related to the bacteriophage A

Question 2

A eukaryotic,unicellular organism with no cell wall would be classified as _____.

Accepted Answer

A) Monera 
B) Animal 
C) Fungi 
D) Protista 
A) Monera 
B) Animal 
C) Fungi 
D) Protista D

Question 3

Use the following dichotomous key to determine the identity of an organism with the following characteristics: not Gram (+),not Gram (-),not rod-shaped,not spherical-shaped,and it is comma-shaped.

Accepted Answer

A) Spirochetes 
B) Vibrioids 
C) Corynebacteria 
D) Mycoplasma 
A) Spirochetes 
B) Vibrioids 
C) Corynebacteria 
D) Mycoplasma D

Question 4

In a bacterial species with multiple chromosomes,_____.

Accepted Answer

A) having one or two chromosomes has no evolutionary impact 
B) it is very simple to distinguish between a chromosome and plasmid purely based on size 
C) scientists postulate the use of a microfilament structure to ensure partition of both chromosomes to each daughter cell 
D) duplicate genes that differ by mutations classify the organism as diploid 
A) having one or two chromosomes has no evolutionary impact 
B) it is very simple to distinguish between a chromosome and plasmid purely based on size 
C) scientists postulate the use of a microfilament structure to ensure partition of both chromosomes to each daughter cell 
D) duplicate genes that differ by mutations classify the organism as diploid

Question 5

Rickettsiae and Chlamydiae are unusual in that they _____.

Accepted Answer

A) are sometimes Gram-negative and sometimes Gram-positive 
B) have no cell walls 
C) must live inside other living cells 
D) are extremely large 
A) are sometimes Gram-negative and sometimes Gram-positive 
B) have no cell walls 
C) must live inside other living cells 
D) are extremely large

Question 6

Which of the following levels of classification would contain the greatest number of organisms?

Accepted Answer

A) Phylum 
B) Order 
C) Genus 
D) Class 
A) Phylum 
B) Order 
C) Genus 
D) Class

Question 7

All of the following are considered eukaryotes except:

Accepted Answer

A) Archea 
B) Fungi 
C) Protozoa 
D) Humans 
A) Archea 
B) Fungi 
C) Protozoa 
D) Humans

Question 8

Which of the following questions would not be a good choice for a dichotomous key?

Accepted Answer

A) Are the cells rod shaped? 
B) Are the cells Gram negative? 
C) Do the cells ferment glucose? 
D) Where is the cell usually found? 
A) Are the cells rod shaped? 
B) Are the cells Gram negative? 
C) Do the cells ferment glucose? 
D) Where is the cell usually found?

Question 9

The historic two-kingdom system of classification divided all organisms into either ________ or ________ .

Accepted Answer

A) animals, bacteria 
B) plants, animals 
C) eukaryotic, prokaryotic 
D) motile, nonmotile 
A) animals, bacteria 
B) plants, animals 
C) eukaryotic, prokaryotic 
D) motile, nonmotile

Question 10

Which of the following is a reason that bacteria cannot be classified in the same way as animals?

Accepted Answer

A) Some bacteria are not motile. 
B) Bacteria do not reproduce sexually. 
C) Bacteria are single celled organisms. 
D) Bacteria are eukaryotic organisms. 
A) Some bacteria are not motile. 
B) Bacteria do not reproduce sexually. 
C) Bacteria are single celled organisms. 
D) Bacteria are eukaryotic organisms.

Question 11

How do lateral gene transfer and symbiosis complicate both the three-domain or five-kingdom treelike structure? Where do viruses,viroids and prions fit in today's taxonomy? Are they classified based on phylogeny or morphology?

Accepted Answer

The branching treelike structure suggest

Question 12

Fungi can be differentiated from plants by the fact that _____.

Accepted Answer

A) fungi are all unicellular, plants are all multicellular 
B) fungi do not have a cell wall, plants have a cell wall 
C) fungi cannot photosynthesize, plants can photosynthesize 
D) fungi are prokaryotic, plants are eukaryotic 
A) fungi are all unicellular, plants are all multicellular 
B) fungi do not have a cell wall, plants have a cell wall 
C) fungi cannot photosynthesize, plants can photosynthesize 
D) fungi are prokaryotic, plants are eukaryotic

Question 13

The Kingdom Monera was also known as the Kingdom _____.

Accepted Answer

A) Bacteria 
B) Eubacteria 
C) Prokaryotae 
D) Archaeobacteria 
A) Bacteria 
B) Eubacteria 
C) Prokaryotae 
D) Archaeobacteria

Question 14

Classification is necessary to ______.

Accepted Answer

A) establish criteria for identifying organisms 
B) arrange related organisms into groups 
C) provide information on how organisms evolved 
D) All of the above 
A) establish criteria for identifying organisms 
B) arrange related organisms into groups 
C) provide information on how organisms evolved 
D) All of the above

Question 15

In the five-kingdom scheme of classification,algae are classified along in the Kingdom:

Accepted Answer

A) Monera 
B) Protista and Fungi 
C) Fungi 
D) Protista 
A) Monera 
B) Protista and Fungi 
C) Fungi 
D) Protista

Question 16

If an organism contains 13% adenine in its DNA,its GC content is _____.

Accepted Answer

A) 13% 
B) 26% 
C) 74% 
D) 37% 
A) 13% 
B) 26% 
C) 74% 
D) 37%

Question 17

The organisms represented in this illustration are members of the Kingdom _____.

Accepted Answer

A) Protista 
B) Monera 
C) Plantae 
D) Fungi 
A) Protista 
B) Monera 
C) Plantae 
D) Fungi

Question 18

Within the Kingdom Monera,the group of most interest to medical microbiologists is the:

Accepted Answer

A) cyanobacteria 
B) eubacteria 
C) archaeobacteria 
D) prokaryotic bacteria 
A) cyanobacteria 
B) eubacteria 
C) archaeobacteria 
D) prokaryotic bacteria

Question 19

All members of the historic Kingdom Monera are:

Accepted Answer

A) cyanobacteria 
B) prokaryotes 
C) fungi 
D) protists 
A) cyanobacteria 
B) prokaryotes 
C) fungi 
D) protists

Question 20

Viruses are not assigned to any Kingdom because _____.

Accepted Answer

A) there are too few viruses to bother 
B) viruses are not cellular life forms 
C) virology is not a recognized branch of microbiology 
D) none of the above, viruses are grouped with the bacteria 
A) there are too few viruses to bother 
B) viruses are not cellular life forms 
C) virology is not a recognized branch of microbiology 
D) none of the above, viruses are grouped with the bacteria

Exam 9: An Introduction to Taxonomy: the Bacteria

In phage typing,bacteria that are lysed by the same type of bacteriophage are thought to be:

A eukaryotic,unicellular organism with no cell wall would be classified as _____.

Use the following dichotomous key to determine the identity of an organism with the following characteristics: not Gram (+),not Gram (-),not rod-shaped,not spherical-shaped,and it is comma-shaped.

In a bacterial species with multiple chromosomes,_____.

Rickettsiae and Chlamydiae are unusual in that they _____.

Which of the following levels of classification would contain the greatest number of organisms?

All of the following are considered eukaryotes except:

Which of the following questions would not be a good choice for a dichotomous key?

The historic two-kingdom system of classification divided all organisms into either ________ or ________ .

Which of the following is a reason that bacteria cannot be classified in the same way as animals?

How do lateral gene transfer and symbiosis complicate both the three-domain or five-kingdom treelike structure? Where do viruses,viroids and prions fit in today's taxonomy? Are they classified based on phylogeny or morphology?

Fungi can be differentiated from plants by the fact that _____.

The Kingdom Monera was also known as the Kingdom _____.

Classification is necessary to ______.

In the five-kingdom scheme of classification,algae are classified along in the Kingdom:

If an organism contains 13% adenine in its DNA,its GC content is _____.

The organisms represented in this illustration are members of the Kingdom _____.

Within the Kingdom Monera,the group of most interest to medical microbiologists is the:

All members of the historic Kingdom Monera are:

Viruses are not assigned to any Kingdom because _____.

Scope and History of Microbiology

Fundamentals of Chemistry

Microscopy and Staining

Characteristics of Prokaryotic and Eukaryotic Cells

Essential Concepts of Metabolism

Growth and Culturing of Bacteria

Microbial Genetics

Gene Transfer and Genetic Engineering

Viruses

Eukaryotic Microorganisms and Parasites

Sterilization and Disinfection

Antimicrobial Therapy

Host-Microbe Relationships and Disease Processes

Epidemiology and Nosocomial Infections

Innate Host Defenses

Immunology I: Basic Principles of Adaptive Immunity and Immunization

Immunology Ii: Immunological Disorders and Tests

Diseases of the Skin and Eyes; Wounds and Bites

Urogenital and Sexually Transmitted Diseases

Diseases of the Respiratory System

Oral and Gastrointestinal Diseases

Cardiovascular, lymphatic and Systemic Disease

Diseases of the Nervous System

Environmental Microbiology

Applied Microbiology

Filters

The historic two-kingdom system of classification divided all organisms into either or .