Question 1

​Select the best choice for the following statements using the five groups listed below.
-The common amoeba, Amoeba proteus, is a member of this group.

Accepted Answer

A) ​apicomplexans 
B) ​amoebozoans 
C) ​euglenoids 
D) ​dinoflagellates 
E) ​trypanosomes 
A) ​apicomplexans 
B) ​amoebozoans 
C) ​euglenoids 
D) ​dinoflagellates 
E) ​trypanosomes

Question 2

__________ are single-celled and mostly or entirely heterotrophic.

Accepted Answer

Flagellate

Question 3

In nutrient-rich water, photosynthetic protists may undergo population explosions known as __________.

Accepted Answer

The answer of In nutrient-rich water, photosynthetic protists may undergo...

Question 4

Four of the following are true about the amoebozoans. Which one is the exception?​

Accepted Answer

A)  ​They are shape shifters. 
B)  ​They include the amoebas. 
C)  ​They are the closest known relatives of animals. 
D)  ​They include species that are able to form pseudopods. 
E)  ​They include the slime molds. 
A)  ​They are shape shifters. 
B)  ​They include the amoebas. 
C)  ​They are the closest known relatives of animals. 
D)  ​They include species that are able to form pseudopods. 
E)  ​They include the slime molds.

Question 5

Figure 21.9
  
-The organism in the accompanying figure belongs to which group?​

Accepted Answer

A)  ​excavates 
B)  ​alveolates 
C)  ​stramenopiles 
D)  ​green algae 
E)  rhizarians 
A)  ​excavates 
B)  ​alveolates 
C)  ​stramenopiles 
D)  ​green algae 
E)  rhizarians

Question 6

Red algae ____.

Accepted Answer

A)  ​are primarily marine organisms 
B)  ​are thought to have developed from green algae 
C)  ​contain xanthophylls as their main accessory pigments 
D)  ​are mostly unicellular 
E)  ​survive only in shallow water 
A)  ​are primarily marine organisms 
B)  ​are thought to have developed from green algae 
C)  ​contain xanthophylls as their main accessory pigments 
D)  ​are mostly unicellular 
E)  ​survive only in shallow water

Question 7

What feature is common to all the alveolates?​

Accepted Answer

A)  ​autotrophy 
B)  ​lung-like sacs used for respiration 
C)  ​bioluminescence 
D)  ​complex life cycle with two hosts 
E)  ​membrane-bound sacs beneath the plasma membrane 
A)  ​autotrophy 
B)  ​lung-like sacs used for respiration 
C)  ​bioluminescence 
D)  ​complex life cycle with two hosts 
E)  ​membrane-bound sacs beneath the plasma membrane

Question 8

Which group is most distantly related to green algae?​

Accepted Answer

A)  ​ciliates 
B)  ​dinoflagellates 
C)  ​diplomonads 
D)  ​apicomplexans 
E)  ​diatoms 
A)  ​ciliates 
B)  ​dinoflagellates 
C)  ​diplomonads 
D)  ​apicomplexans 
E)  ​diatoms

Question 9

Euglenoids live in freshwater; a(n) __________ rids them of excess water.

Accepted Answer

The answer of Euglenoids live in freshwater; a(n) __________ rids...

Question 10

Cellular slime molds can be distinguished from plasmodial slime molds on the basis of ____.

Accepted Answer

A)  ​reproductive structures 
B)  ​spore formation 
C)  ​number of nuclei per cell 
D)  ​slime trails 
E)  ​food requirements 
A)  ​reproductive structures 
B)  ​spore formation 
C)  ​number of nuclei per cell 
D)  ​slime trails 
E)  ​food requirements

Question 11

Figure 21.21
  
-Gametes are formed at stage ____.

Accepted Answer

A)  ​A 
B)  ​B 
C)  ​C 
D)  ​D 
E)  ​E 
A)  ​A 
B)  ​B 
C)  ​C 
D)  ​D 
E)  ​E

Question 12

​Select the best choice for the following statements using the five groups listed below.
-These possess an eyespot for detecting light needed for photosynthesis.

Accepted Answer

A) ​apicomplexans 
B) ​amoebozoans 
C) ​euglenoids 
D) ​dinoflagellates 
E) ​trypanosomes 
A) ​apicomplexans 
B) ​amoebozoans 
C) ​euglenoids 
D) ​dinoflagellates 
E) ​trypanosomes

Question 13

Portion of Figure 21.17
​
   
Refer to the accompanying figure for questions
-The organism shown in the accompanying figure belongs to the ____ group.

Accepted Answer

A)  ​kinetoplastids 
B)  ​diplomonads 
C)  ​green algae 
D)  ​red algae 
E)  ​brown algae 
A)  ​kinetoplastids 
B)  ​diplomonads 
C)  ​green algae 
D)  ​red algae 
E)  ​brown algae

Question 14

Choanoflagellates are ____.

Accepted Answer

A)  ​heterotrophs 
B)  ​chemoautotrophs 
C)  ​autotrophs 
D)  ​phototrophs 
E)  ​halotrophs 
A)  ​heterotrophs 
B)  ​chemoautotrophs 
C)  ​autotrophs 
D)  ​phototrophs 
E)  ​halotrophs

Question 15

The red algae are classified as ____.

Accepted Answer

A)  ​rhodophytes 
B)  ​chlorophytes 
C)  ​phaeophytes 
D)  ​bryophytes 
E)  ​pterophytes 
A)  ​rhodophytes 
B)  ​chlorophytes 
C)  ​phaeophytes 
D)  ​bryophytes 
E)  ​pterophytes

Question 16

​Select the best choice for the following statements using the five groups listed below.
-These move by means of pseudopods.

Accepted Answer

A) ​apicomplexans 
B) ​amoebozoans 
C) ​euglenoids 
D) ​dinoflagellates 
E) ​trypanosomes 
A) ​apicomplexans 
B) ​amoebozoans 
C) ​euglenoids 
D) ​dinoflagellates 
E) ​trypanosomes

Question 17

What type of cells do the apicomplexan parasite Plasmodium infect?​

Accepted Answer

A)  ​blood only 
B)  ​liver only 
C)  ​brain only 
D)  ​both blood and liver 
E)  ​blood, liver, and brain 
A)  ​blood only 
B)  ​liver only 
C)  ​brain only 
D)  ​both blood and liver 
E)  ​blood, liver, and brain

Question 18

Chloroplasts of red algae may have evolved from ancient endosymbiotic ____.

Accepted Answer

A)  ​cyanobacteria 
B)  ​dinoflagellates 
C)  ​apicomplexans 
D)  ​archaeans 
E)  ​nitrifying bacteria 
A)  ​cyanobacteria 
B)  ​dinoflagellates 
C)  ​apicomplexans 
D)  ​archaeans 
E)  ​nitrifying bacteria

Question 19

​Select the best choice for the following statements using the five groups listed below.
-All members of this group are parasitic alveolates.

Accepted Answer

A) ​apicomplexans 
B) ​amoebozoans 
C) ​euglenoids 
D) ​dinoflagellates 
E) ​trypanosomes 
A) ​apicomplexans 
B) ​amoebozoans 
C) ​euglenoids 
D) ​dinoflagellates 
E) ​trypanosomes

Question 20

Protists cause four of the following diseases. Which one is the exception??​

Accepted Answer

A)  ​dysentery 
B)  ​neurotoxic shellfish poisoning 
C)  ​malaria 
D)  ​AIDS 
E)  ​trichomonas infections of the reproductive tract 
A)  ​dysentery 
B)  ​neurotoxic shellfish poisoning 
C)  ​malaria 
D)  ​AIDS 
E)  ​trichomonas infections of the reproductive tract

Exam 21: Protists - the Simplest Eukaryotes

​Select the best choice for the following statements using the five groups listed below. -The common amoeba, Amoeba proteus, is a member of this group.

__________ are single-celled and mostly or entirely heterotrophic.

In nutrient-rich water, photosynthetic protists may undergo population explosions known as __________.

Four of the following are true about the amoebozoans. Which one is the exception?​

Figure 21.9 -The organism in the accompanying figure belongs to which group?​

Red algae ____.

What feature is common to all the alveolates?​

Which group is most distantly related to green algae?​

Euglenoids live in freshwater; a(n) __________ rids them of excess water.

Cellular slime molds can be distinguished from plasmodial slime molds on the basis of ____.

Figure 21.21 -Gametes are formed at stage ____.

​Select the best choice for the following statements using the five groups listed below. -These possess an eyespot for detecting light needed for photosynthesis.

Portion of Figure 21.17 ​ Refer to the accompanying figure for questions -The organism shown in the accompanying figure belongs to the ____ group.

Choanoflagellates are ____.

The red algae are classified as ____.

​Select the best choice for the following statements using the five groups listed below. -These move by means of pseudopods.

What type of cells do the apicomplexan parasite Plasmodium infect?​

Chloroplasts of red algae may have evolved from ancient endosymbiotic ____.

​Select the best choice for the following statements using the five groups listed below. -All members of this group are parasitic alveolates.

Protists cause four of the following diseases. Which one is the exception??​

Invitation to Biology

Lifes Chemical Basis

Molecules of Life

Cell Structure and Function

Ground Rules of Metabolism

Where It Starts - Photosynthesis

How Cells Release Chemical Energy

Dna Structure and Function

From Dna to Protein

Gene Control

How Cells Reproduce

Meiosis and Sexual Reproduction

Observing Patterns in Inherited Traits

Chromosomes and Human Inheritance

Studying and Manipulating Genomes

Evidence of Evolution

Processes of Evolution

Organizating Information About Species

Lifes Origin and Early Evolution

Viruses - Bacteria - and Archaea

The Land Plants

Fungi

Animal Evolution - the Invertibrates

Animal Evolution - the Chordates

Human Evolution

Plant Tissues

Plant Nutrition and Transport

Life Cycles of Flowering Plants

Communication Strategies in Plants

Animal Tissues

Neural Control

Sensory Perception

Endocrine Control

Structural Support and Movement

Circulation

Immunity

Respiration

Digestion and Nutrition

Maintaining the Internal Environment

Animal Reproductive Systems

Animal Development

Animal Behavior

Filters

Select the best choice for the following statements using the five groups listed below. -The common amoeba, Amoeba proteus, is a member of this group.

Four of the following are true about the amoebozoans. Which one is the exception?

Figure 21.9 -The organism in the accompanying figure belongs to which group?

What feature is common to all the alveolates?

Which group is most distantly related to green algae?

Select the best choice for the following statements using the five groups listed below. -These possess an eyespot for detecting light needed for photosynthesis.

Portion of Figure 21.17 Refer to the accompanying figure for questions -The organism shown in the accompanying figure belongs to the ____ group.

Select the best choice for the following statements using the five groups listed below. -These move by means of pseudopods.

What type of cells do the apicomplexan parasite Plasmodium infect?

Select the best choice for the following statements using the five groups listed below. -All members of this group are parasitic alveolates.

Protists cause four of the following diseases. Which one is the exception??