Question 1

Which of the following branches of Microbiology is important when someone is broken out in hives and experiencing respiratory distress due to an exposure to a microbial toxin?

Accepted Answer

A)  Agricultural
B)  WHO or CDC
C)  Biotechnology
D)  ImmunologyE) A) and B)
F) A) and C)

Question 2

_____ are the group of microorganisms composed only of hereditary material wrapped in a protein covering.01.04 Describe the cellular make up of microorganisms, their size range, and indicate how viruses differ from cellular microbes.

Accepted Answer

The answer of _____ are the group of microorganisms composed...

Question 3

The names of the three proposed Domains are: Bacteria, Protista, Eukarya.

Accepted Answer

A) True 
 B)False

Question 4

A scientist studying the sequence of nucleotides in the rRNA of a bacterial species is working on

Accepted Answer

A)  determining evolutionary relatedness.
B)  bioremediation.
C)  recombinant DNA.
D)  nomenclature.
E)  determining if that species is the cause of a new disease.01.15 Outline some of the primary evidence used to verify evolutionary trends.01.16 Explain how the trees of life are constructed, and tell what characteristics are used in organizing the organisms on these trees.F) A) and B)
G) A) and C)

Question 5

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.F) None of the above
G) A) and E)

Question 6

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.F) A) and B)
G) A) and C)

Question 7

The microorganisms that recycle nutrients by breaking down dead matter and wastes are called

Accepted Answer

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

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

Taxonomy does not involve

Accepted Answer

A)  nomenclature.
B)  classification.
C)  taxa.
D)  identification.
E)  Koch's postulates.F) None of the above
G) B) and D)

Question 10

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 decomposersF) None of the above
G) C) and E)

Question 11

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

Accepted Answer

A)  cause human disease
B)  lack a nucleus
C)  cannot be seen without a microscope
D)  contain genetic material
E)  lack cell structure01) 04 Describe the cellular make up of microorganisms, their size range, and indicate how viruses differ from cellular microbes.F) B) and D)
G) B) and C)

Question 12

The fossil record has established that prokaryotes existed on earth for approximately 2 billion years before eukaryotes appeared.01.15 Outline some of the primary evidence used to verify evolutionary trends.

Accepted Answer

A) True 
 B)False

Question 13

Where are you most likely to find bacteria belonging to the domain Archaea?

Accepted Answer

A)  a human's large intestine
B)  in a hot spring
C)  a pond
D)  a sewage treatment plant
E)  a beer production facilityF) A) and E)
G) A) and D)

Question 14

Which scientist showed that anthrax was caused by the bacterium, Bacillus anthracis?

Accepted Answer

A)  Joseph Lister
B)  Ignaz Semmelweis
C)  Robert Koch
D)  Louis Pasteur
E)  Antonie van LeeuwenhoekF) C) and D)
G) C) and E)

Question 15

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.E) A) and C)
F) All of the above

Question 16

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

Accepted Answer

A) True 
 B)False

Question 17

It has been over 25 years since a new infectious disease has emerged in the world.01.15 Outline some of the primary evidence used to verify evolutionary trends.

Accepted Answer

A) True 
 B)False

Question 18

When microbes are introduced into the environment to restore stability, the process is called

Accepted Answer

A)  bioremediation.
B)  genetic engineering.
C)  epidemiology.
D)  immunology.
E)  taxonomy.F) All of the above
G) C) and D)

Question 19

Viruses are not classified in any of Whittaker's 5 kingdoms.01.04 Describe the cellular make up of microorganisms, their size range, and indicate how viruses differ from cellular microbes.

Accepted Answer

A) True 
 B)False

Question 20

Living things ordinarily too small to be seen with the unaided eye are termed _____.

Accepted Answer

The answer of Living things ordinarily too small to be...

Exam 1: The Main Themes of Microbiology

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

Correct AnswerverifiedShow Answer

Taxonomy does not involve

Correct AnswerverifiedShow Answer

A scientist studying the sequence of nucleotides in the rRNA of a bacterial species is working on

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

Viruses are not classified in any of Whittaker's 5 kingdoms.01.04 Describe the cellular make up of microorganisms, their size range, and indicate how viruses differ from cellular microbes.

Correct AnswerverifiedShow Answer

All of the following pertain to photosynthesis, except

Correct AnswerverifiedShow Answer

The fossil record has established that prokaryotes existed on earth for approximately 2 billion years before eukaryotes appeared.01.15 Outline some of the primary evidence used to verify evolutionary trends.

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

The microorganisms that recycle nutrients by breaking down dead matter and wastes are called

Correct AnswerverifiedShow Answer

_____ are the group of microorganisms composed only of hereditary material wrapped in a protein covering.01.04 Describe the cellular make up of microorganisms, their size range, and indicate how viruses differ from cellular microbes.

Correct AnswerverifiedShow Answer

Which scientist showed that anthrax was caused by the bacterium, Bacillus anthracis?

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

It has been over 25 years since a new infectious disease has emerged in the world.01.15 Outline some of the primary evidence used to verify evolutionary trends.

Correct AnswerverifiedShow Answer

When microbes are introduced into the environment to restore stability, the process is called

Correct AnswerverifiedShow Answer

Which of the following branches of Microbiology is important when someone is broken out in hives and experiencing respiratory distress due to an exposure to a microbial toxin?

Correct AnswerverifiedShow Answer

Living things ordinarily too small to be seen with the unaided eye are termed _____.

Correct AnswerverifiedShow Answer

Where are you most likely to find bacteria belonging to the domain Archaea?

Correct AnswerverifiedShow Answer

The names of the three proposed Domains are: Bacteria, Protista, Eukarya.

Correct AnswerverifiedShow Answer

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified