Question 1

Plasmodial slime molds are described as acellular because they:

Accepted Answer

A)  have no membranes surrounding their nuclei.
B)  have no nuclei.
C)  lack DNA.
D)  reproduce asexually.
E)  are heterotrophic.

Question 2

The most complex group of unicellular protists is the ________.

Accepted Answer

The answer of The most complex group of unicellular protists...

Question 3

Which of the following may be parasitic in humans?

Accepted Answer

A)  diatom
B)  slime mold
C)  amoeba
D)  apicomplexan
E)  dinoflagellate

Question 4

After a meal of raw oysters, a woman begins to feel numbness and tingling in her hands and feet. By the time she gets to the hospital, she can no longer move and is having difficulty breathing. The lab finds a protist with two flagella. The organism is a(n) :

Accepted Answer

A)  brown alga.
B)  dinoflagellate.
C)  apicomplexan.
D)  radiolarian.
E)  euglenozoan.

Question 5

The protists are a group that can best be defined as "any eukaryote that is not a plant, animal, or fungus." True or False?

Accepted Answer

A) True 
 B)False

Question 6

Which protozoan group consists entirely of parasitic forms?

Accepted Answer

A)  apicomplexans
B)  amoebas
C)  ciliates
D)  slime molds
E)  radiolarians

Question 7

The protists include photosynthetic, parasitic, and pathogenic species. True or False?

Accepted Answer

A) True 
 B)False

Question 8

Which cell structure is missing in Trichomonas and Giardia?

Accepted Answer

A)  cell membranes
B)  flagella
C)  cysts
D)  nuclei
E)  mitochondria

Question 9

Which group of photosynthetic, mostly marine protists were named for the motion created by their two whip-like flagella?

Accepted Answer

A)  dinoflagellates
B)  euglenids
C)  apicomplexans
D)  amoebas
E)  cercozoans A

Question 10

Protists:

Accepted Answer

A)  are prokaryotic.
B)  develop embryos during reproduction.
C)  form a single clade.
D)  carry out photosynthesis without chloroplasts.
E)  obtain nutrition through a variety of different methods.

Question 11

________ are photosynthetic protists.

Accepted Answer

A)  Prokaryotes
B)  Fungi
C)  Algae
D)  Plants
E)  Parasites

Question 12

The organisms in the photo are:

Accepted Answer

A)  rhizarians.
B)  alveolates.
C)  stramenopiles.
D)  excavates.
E)  euglenozoans. B

Question 13

Diplomonads have two nuclei and move via flagella. True or False?

Accepted Answer

A) True 
 B)False

Question 14

Which unicellular protists have silica shells consisting of top and bottom halves that fit together like pillboxes?

Accepted Answer

A)  euglenids
B)  amoebas
C)  apicomplexans
D)  slime molds
E)  diatoms

Question 15

A woman develops liver inflammation, a high fever, and a severe decline in red blood cell numbers. Her blood is filled with a parasitic, single-celled organism. When asked about any recent travel, she tells the nurse about her trip to a tropical rain forest. It was a great trip except for the huge number of mosquitoes that bit her. She is probably infected with:

Accepted Answer

A)  Giardia.
B)  Plasmodium.
C)  Trichomonas.
D)  Euglena.
E)  Trypanosoma.

Question 16

What organisms are classified as protists?

Accepted Answer

Protists are a catch-all group...

Question 17

The protist characterized by a silica shell and thread-like pseudopods is a(n) :

Accepted Answer

A)  radiolarian.
B)  alveolate.
C)  excavate.
D)  foraminiferan.
E)  euglenid.

Question 18

What characteristic do the organisms in the photos share?

Accepted Answer

A)  They are photosynthetic.
B)  They are parasites.
C)  They use pseudopods to capture food.
D)  They have calcium carbonate shells.
E)  They are prokaryotic. A

Question 19

Organisms in which protist group can reach heights of hundreds of feet and grow more than half a foot per day?

Accepted Answer

A)  cyanobacteria
B)  phytoplankton
C)  water molds
D)  slime molds
E)  brown algae

Question 20

Which of the following is considered to be most closely related to plants?

Accepted Answer

A)  brown algae
B)  slime molds
C)  euglenids
D)  green algae
E)  diatoms

Exam 20: The Diversity of Protists

Plasmodial slime molds are described as acellular because they:

Correct Answer
verified

The most complex group of unicellular protists is the ________.

Correct Answer
verified

Which of the following may be parasitic in humans?

Correct Answer
verified

After a meal of raw oysters, a woman begins to feel numbness and tingling in her hands and feet. By the time she gets to the hospital, she can no longer move and is having difficulty breathing. The lab finds a protist with two flagella. The organism is a(n) :

Correct Answer
verified

The protists are a group that can best be defined as "any eukaryote that is not a plant, animal, or fungus." True or False?

Correct Answer
verified

Which protozoan group consists entirely of parasitic forms?

Correct Answer
verified

The protists include photosynthetic, parasitic, and pathogenic species. True or False?

Correct Answer
verified

Which cell structure is missing in Trichomonas and Giardia?

Correct Answer
verified

Which group of photosynthetic, mostly marine protists were named for the motion created by their two whip-like flagella?

Correct Answer
verified
A

Protists:

Correct Answer
verified

________ are photosynthetic protists.

Correct Answer
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The organisms in the photo are:

Correct Answer
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B

Diplomonads have two nuclei and move via flagella. True or False?

Correct Answer
verified

Which unicellular protists have silica shells consisting of top and bottom halves that fit together like pillboxes?

Correct Answer
verified

Correct Answer
verified

What organisms are classified as protists?

Correct Answer
verified
Protists are a catch-all group...
View Answer

The protist characterized by a silica shell and thread-like pseudopods is a(n) :

Correct Answer
verified

What characteristic do the organisms in the photos share?

Correct Answer
verified
A

Organisms in which protist group can reach heights of hundreds of feet and grow more than half a foot per day?

Correct Answer
verified

Which of the following is considered to be most closely related to plants?

Correct Answer
verified

Exam 20: The Diversity of Protists

Plasmodial slime molds are described as acellular because they:

Correct AnswerverifiedShow Answer

The most complex group of unicellular protists is the ________.

Correct AnswerverifiedShow Answer

Which of the following may be parasitic in humans?

Correct AnswerverifiedShow Answer

After a meal of raw oysters, a woman begins to feel numbness and tingling in her hands and feet. By the time she gets to the hospital, she can no longer move and is having difficulty breathing. The lab finds a protist with two flagella. The organism is a(n) :

Correct AnswerverifiedShow Answer

The protists are a group that can best be defined as "any eukaryote that is not a plant, animal, or fungus." True or False?

Correct AnswerverifiedShow Answer

Which protozoan group consists entirely of parasitic forms?

Correct AnswerverifiedShow Answer

The protists include photosynthetic, parasitic, and pathogenic species. True or False?

Correct AnswerverifiedShow Answer

Which cell structure is missing in Trichomonas and Giardia?

Correct AnswerverifiedShow Answer

Which group of photosynthetic, mostly marine protists were named for the motion created by their two whip-like flagella?

Correct AnswerverifiedA

Protists:

Correct AnswerverifiedShow Answer

________ are photosynthetic protists.

Correct AnswerverifiedShow Answer

The organisms in the photo are:

Correct AnswerverifiedB

Diplomonads have two nuclei and move via flagella. True or False?

Correct AnswerverifiedShow Answer

Which unicellular protists have silica shells consisting of top and bottom halves that fit together like pillboxes?

Correct AnswerverifiedShow Answer

Correct AnswerverifiedShow Answer

What organisms are classified as protists?

Correct AnswerverifiedProtists are a catch-all group...View AnswerShow Answer

The protist characterized by a silica shell and thread-like pseudopods is a(n) :

Correct AnswerverifiedShow Answer

What characteristic do the organisms in the photos share?

Correct AnswerverifiedA

Organisms in which protist group can reach heights of hundreds of feet and grow more than half a foot per day?

Correct AnswerverifiedShow Answer

Which of the following is considered to be most closely related to plants?

Correct AnswerverifiedShow Answer

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A

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B

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Correct Answer
verified
Protists are a catch-all group...
View Answer

Correct Answer
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A

Correct Answer
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Correct Answer
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