Question 1

Which scienti?c name is written correctly?

Accepted Answer

A)   staphylococcus aureus
B)   Staphylococcus Aureus
C)   S. aureus
D)   Staphylococcus aureusE) A) and B)
F) C) and D)

Question 2

The orderly arrangement of organisms into a hierarchy of taxa is called ______.

Accepted Answer

A)   classiﬁcation
B)   identiﬁcation
C)   nomenclature
D)   experimentation
E)   biotechnologyF) C) and D)
G) A) and B)

Question 3

The majority of oxygen in earth's atmosphere is a product of photosynthesis by ______.

Accepted Answer

A)   agricultural lands
B)   microorganisms
C)   rain forests
D)   green plantsE) B) and D)
F) C) and D)

Question 4

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

Accepted Answer

A)   2
B)   10
C)   50
D)   1000E) A) and C)
F) B) and D)

Question 5

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

Accepted Answer

A)   Lack cell structure
B)   Cannot be seen without a microscope
C)   Cause human disease
D)   Lack a nucleus
E)   Contain genetic materialF) A) and B)
G) A) and C) A

Question 6

Using microbes to detoxify a site contaminated with heavy metals is an example of ______.

Accepted Answer

A)   biotechnology
B)   immunology
C)   decomposition
D)   epidemiology
E)   bioremediationF) A) and B)
G) A) and C)

Question 7

The smallest and most signiﬁcant taxon is a ______.

Accepted Answer

A)   kingdom
B)   species
C)   phylum
D)   family
E)   genusF) C) and D)
G) A) and B) B

Question 8

All bacteria and archaea are microorganisms, but only some eukaryotes are microorganisms.

Accepted Answer

A) True 
 B)False

Question 9

Experimentation _______.

Accepted Answer

A)   is the ﬁrst step in the scientiﬁc method
B)   provides a means to gather objective data
C)   provides a means to gather subjective data
D)   is designed to refute an hypothesis
E)   is designed to support an hypothesisF) A) and E)
G) None of the above

Question 10

A diagram of the three domains (Bacteria, Archaea, Eukarya)  proceeding from the Last Common Ancestor would show Archaea _______.

Accepted Answer

A)   branching off the Domain Bacteria
B)   as the original cells from which the others derived
C)   branching off the Domain EukaryaD) A) and C)
E) A) and B)

Question 11

Among these types of microorganisms, the ______ are noncellular.

Accepted Answer

A)   helminths
B)   protozoans
C)   viruses
D)   bacteriaE) C) and D)
F) All of the above

Question 12

Taxonomy does not involve ______.

Accepted Answer

A)   a common name
B)   identi?cation
C)   nomenclature
D)   classi?cationE) C) and D)
F) B) and C)

Question 13

Helminths are ______.

Accepted Answer

A)   infectious particles
B)   protozoa
C)   bacteria
D)   molds
E)   parasitic wormsF) B) and C)
G) A) and C)

Question 14

A recently-developed mnemonic for remembering the taxonomic levels from Domain to Species is "Dumb Kids Prefer Candy Over Fancy Green Salad." The word "candy" here is a reminder of the taxonomic level of ______.

Accepted Answer

A)   colony
B)   class
C)   chain
D)   category
E)   cultureF) B) and C)
G) C) and D)

Question 15

The study of evolutionary relationships among organisms is called ______.

Accepted Answer

A)   recombinant DNA
B)   taxonomy
C)   phylogeny
D)   genetics
E)   biotechnologyF) C) and D)
G) D) and E)

Question 16

A scientist who studies the inﬂuence of microbes in the formation of caves is called a/an ______.

Accepted Answer

A)   astrobiologist
B)   immunologist
C)   epidemiologist
D)   geomicrobiologistE) B) and C)
F) A) and B)

Question 17

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

Accepted Answer

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

Question 18

The incidence of deaths from communicable disease is ______ in the United States compared to the entire world.

Accepted Answer

A)   less
B)   greater
C)   about the sameD) A) and B)
E) B) and C)

Question 19

Members of the same species share many more characteristics compared to those shared by members of the same kingdom.

Accepted Answer

A) True 
 B)False

Question 20

Which group of microorganisms is composed only of hereditary material wrapped in a protein covering?

Accepted Answer

A)   Parasites
B)   Bacteria
C)   Fungi
D)   Yeasts
E)   VirusesF) B) and C)
G) C) and E)

Exam 1: The Main Themes of Microbiology

Which scienti?c name is written correctly?

Correct AnswerverifiedShow Answer

The orderly arrangement of organisms into a hierarchy of taxa is called ______.

Correct AnswerverifiedShow Answer

The majority of oxygen in earth's atmosphere is a product of photosynthesis by ______.

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedA

Using microbes to detoxify a site contaminated with heavy metals is an example of ______.

Correct AnswerverifiedShow Answer

The smallest and most signiﬁcant taxon is a ______.

Correct AnswerverifiedB

All bacteria and archaea are microorganisms, but only some eukaryotes are microorganisms.

Correct AnswerverifiedShow Answer

Experimentation _______.

Correct AnswerverifiedShow Answer

A diagram of the three domains (Bacteria, Archaea, Eukarya) proceeding from the Last Common Ancestor would show Archaea _______.

Correct AnswerverifiedShow Answer

Among these types of microorganisms, the ______ are noncellular.

Correct AnswerverifiedShow Answer

Taxonomy does not involve ______.

Correct AnswerverifiedShow Answer

Helminths are ______.

Correct AnswerverifiedShow Answer

A recently-developed mnemonic for remembering the taxonomic levels from Domain to Species is "Dumb Kids Prefer Candy Over Fancy Green Salad." The word "candy" here is a reminder of the taxonomic level of ______.

Correct AnswerverifiedShow Answer

The study of evolutionary relationships among organisms is called ______.

Correct AnswerverifiedShow Answer

A scientist who studies the inﬂuence of microbes in the formation of caves is called a/an ______.

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedC

The incidence of deaths from communicable disease is ______ in the United States compared to the entire world.

Correct AnswerverifiedShow Answer

Members of the same species share many more characteristics compared to those shared by members of the same kingdom.

Correct AnswerverifiedShow Answer

Which group of microorganisms is composed only of hereditary material wrapped in a protein covering?

Correct AnswerverifiedShow Answer

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A

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B

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C

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