Question 1

The study of evolutionary relationships among organisms is called

Accepted Answer

A)   biotechnology.
B)   genetics.
C)   recombinant DNA.
D)   phylogeny.
E)   taxonomy.F) A) and E)
G) B) and D)

Question 2

Viruses are not classified in any of Whittaker's five kingdoms.

Accepted Answer

A) True 
 B)False

Question 3

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) None of the above
G) B) and E)

Question 4

When a the results of an experiment support a hypothesis, the hypothesis can now be considered a theory.

Accepted Answer

A) True 
 B)False

Question 5

Numerous cases of microcephaly have been observed in the newborn babies of women who were infected with Zika virus during pregnancy. This led to the proposed hypothesis that Zika virus was causing the birth defects. This is an example of

Accepted Answer

A)   hypothesis testing.
B)   deductive reasoning.
C)   inductive reasoning.
D)   theory development.E) None of the above
F) A) and D)

Question 6

All microorganisms are best defined as organisms that

Accepted Answer

A)   cause human disease.
B)   lack a cell nucleus.
C)   are infectious particles.
D)   are too small to be seen with the unaided eye.
E)   can only be found growing in laboratories.F) C) and E)
G) A) and D)

Question 7

It has been over 25 years since a new infectious disease has emerged in the world.

Accepted Answer

A) True 
 B)False

Question 8

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 B)
G) C) and D)

Question 9

When assigning a scientific name to an organism,

Accepted Answer

A)   the species name is capitalized.
B)   the species name is placed first.
C)   the species name can be abbreviated.
D)   both genus and species names are capitalized.
E)   both genus and species names are italicized or underlined.F) B) and E)
G) B) and D)

Question 10

Which of the following are not considered microorganisms?

Accepted Answer

A)   mosquitoes
B)   protozoa
C)   bacteria
D)   viruses
E)   fungiF) A) and B)
G) B) and C)

Question 11

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 12

Organisms called parasites are

Accepted Answer

A)   always classified in the kingdom Monera.
B)   always harmful to their host.
C)   the decomposers in ecosystems.
D)   always viruses.
E)   free-living.F) All of the above
G) A) and B)

Question 13

A scientist discovers a new microbial species. It is a single-celled eukaryote without cell walls. In which kingdom will it likely be classified?

Accepted Answer

A)   Monera
B)   Protista
C)   Fungi
D)   Animalia
E)   PlantaeF) B) and C)
G) A) and C)

Question 14

_____ is the area of biology that states that living things undergo gradual structural and functional changes over long periods of time.

Accepted Answer

The answer of _____ is the area of biology that...

Question 15

During a scientific experiment, the control group is used to directly test or measure the consequences of a variable in the study.

Accepted Answer

A) True 
 B)False

Question 16

The scientific field called _____ is involved in the identification, classification, and naming of organisms.

Accepted Answer

The answer of The scientific field called _____ is involved...

Question 17

All microorganisms are parasites.

Accepted Answer

A) True 
 B)False

Question 18

Which of the following is not a process in the scientific method?

Accepted Answer

A)   belief in a preconceived idea
B)   formulate a hypothesis
C)   systematic observation
D)   laboratory experimentation
E)   development of a theoryF) D) and E)
G) None of the above

Question 19

Recently Zika virus has been in the news, with many cases in Central and South America and increasing numbers of cases in the southern United States. Five years ago this virus was essentially unheard of in these areas. This is an example of

Accepted Answer

A)   an endemic virus.
B)   an emerging infectious disease.
C)   genetic recombination.
D)   a pandemic.E) A) and D)
F) A) and C)

Question 20

The term sterile means free of all life-forms.

Accepted Answer

A) True 
 B)False

Exam 1: The Main Themes of Microbiology

Recently Zika virus has been in the news, with many cases in Central and South America and increasing numbers of cases in the southern United States. Five years ago this virus was essentially unheard of in these areas. This is an example of

Correct AnswerverifiedShow Answer

The study of evolutionary relationships among organisms is called

Correct AnswerverifiedShow Answer

When assigning a scientific name to an organism,

Correct AnswerverifiedShow Answer

The term sterile means free of all life-forms.

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

_____ is the area of biology that states that living things undergo gradual structural and functional changes over long periods of time.

Correct AnswerverifiedShow Answer

All microorganisms are parasites.

Correct AnswerverifiedShow Answer

When a the results of an experiment support a hypothesis, the hypothesis can now be considered a theory.

Correct AnswerverifiedShow Answer

Which of the following is not a process in the scientific method?

Correct AnswerverifiedShow Answer

During a scientific experiment, the control group is used to directly test or measure the consequences of a variable in the study.

Correct AnswerverifiedShow Answer

A scientist discovers a new microbial species. It is a single-celled eukaryote without cell walls. In which kingdom will it likely be classified?

Correct AnswerverifiedShow Answer

Numerous cases of microcephaly have been observed in the newborn babies of women who were infected with Zika virus during pregnancy. This led to the proposed hypothesis that Zika virus was causing the birth defects. This is an example of

Correct AnswerverifiedShow Answer

The scientific field called _____ is involved in the identification, classification, and naming of organisms.

Correct AnswerverifiedShow Answer

All microorganisms are best defined as organisms that

Correct AnswerverifiedShow Answer

Organisms called parasites are

Correct AnswerverifiedShow Answer

Which of the following are not considered microorganisms?

Correct AnswerverifiedShow Answer

Viruses are not classified in any of Whittaker's five kingdoms.

Correct AnswerverifiedShow Answer

It has been over 25 years since a new infectious disease has emerged in the 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

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