Question 1

Figure 27.1 
-Answer the question using the accompanying figure. The function of the structure labeled "9" is ____.

Accepted Answer

A)  food intake 
B)  digestion 
C)  sexual reproduction 
D)  water discharge 
E)  asexual reproduction 
A)  food intake 
B)  digestion 
C)  sexual reproduction 
D)  water discharge 
E)  asexual reproduction D

Question 2

Figure 27.4 
-Answer the question using the accompanying figure. Which stage of the Plasmodium life cycle does label D represent?

Accepted Answer

A)  sporozoite 
B)  gametocyte 
C)  cyst 
D)  zygote 
E)  merozoite 
A)  sporozoite 
B)  gametocyte 
C)  cyst 
D)  zygote 
E)  merozoite B

Question 3

Figure 27.2 
-Answer the question using the accompanying figure. Mitosis is occurring in step(s) ____.

Accepted Answer

A)  7 only 
B)  8 only 
C)  10 only 
D)  7 and 8 
E)  7, 8, and 10 
A)  7 only 
B)  8 only 
C)  10 only 
D)  7 and 8 
E)  7, 8, and 10 D

Question 4

Algin is a substance used to thicken products as diverse as ice cream, cosmetics, and floor polish. It is extracted from the cell walls of ____ algae.

Accepted Answer

A)  green 
B)  golden 
C)  blue-green 
D)  brown 
E)  red 
A)  green 
B)  golden 
C)  blue-green 
D)  brown 
E)  red

Question 5

Most golden algae are ____.

Accepted Answer

A)  unicellular and autotrophic 
B)  unicellular and heterotrophic 
C)  colonial and autotrophic 
D)  colonial and heterotrophic 
E)  multicellular and heterotrophic 
A)  unicellular and autotrophic 
B)  unicellular and heterotrophic 
C)  colonial and autotrophic 
D)  colonial and heterotrophic 
E)  multicellular and heterotrophic

Question 6

Why is it probably not a good idea to drink water directly from a mountain stream (i.e., untreated) even if it appears to be unaffected by human activities?

Accepted Answer

It is possible the water contains Giardi

Question 7

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

Accepted Answer

A)  reproductive structures 
B)  spore formation 
C)  nuclei per cytoplasm 
D)  slime trails 
E)  food requirements 
A)  reproductive structures 
B)  spore formation 
C)  nuclei per cytoplasm 
D)  slime trails 
E)  food requirements

Question 8

The land plants are termed viridaeplantae .

Accepted Answer

A) True 
 B)False

Question 9

Figure 27.2 
-
Answer the question using the accompanying figure. This figure illustrates the process of ____.

Accepted Answer

A)  conjugation 
B)  transformation 
C)  transduction 
D)  translocation 
E)  excystation 
A)  conjugation 
B)  transformation 
C)  transduction 
D)  translocation 
E)  excystation

Question 10

Describe phylogenomics and its contributions to phylogenetic relationships between single-celled eukaryotes and other eukaryotes.

Accepted Answer

Phylogenomics is a type of analysis that

Question 11

Figure 27.2 
-Answer the question using the accompanying figure. What is occurring in step 2?

Accepted Answer

A)  mitosis 
B)  the first meiotic division 
C)  the second meiotic division 
D)  fertilization 
E)  fusion 
A)  mitosis 
B)  the first meiotic division 
C)  the second meiotic division 
D)  fertilization 
E)  fusion

Question 12

Kinetoplastids are ____.

Accepted Answer

A)  non-photosynthetic 
B)  parasitic 
C)  ciliated 
D)  non-photosynthetic and parasitic 
E)  non-photosynthetic, parasitic, and ciliated 
A)  non-photosynthetic 
B)  parasitic 
C)  ciliated 
D)  non-photosynthetic and parasitic 
E)  non-photosynthetic, parasitic, and ciliated

Question 13

Figure 27.1 
-Answer the question using the accompanying figure. Water balance is maintained by the structures labeled ____.

Accepted Answer

A)  1 and 3 
B)  5 and 9 
C)  7 and 8 
D)  6 and 9 
E)  1 and 6 
A)  1 and 3 
B)  5 and 9 
C)  7 and 8 
D)  6 and 9 
E)  1 and 6

Question 14

Figure 27.3 
-Answer the question using the accompanying figure. The fruiting body is the structure with the label ____.

Accepted Answer

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

Question 15

Describe the term protozoa and algae, and indicate why these terms are outdated.

Accepted Answer

Protozoa translates into "first animal."

Question 16

The White Cliffs of Dover, England, are composed of shells of ancient diatoms .

Accepted Answer

A) True 
 B)False

Question 17

Figure 27.4 
-Answer the question using the accompanying figure. Which stage(s) produce(s) the characteristic chills and fever of malaria?

Accepted Answer

A)  A only 
B)  B only 
C)  C only 
D)  A and B 
E)  B and C 
A)  A only 
B)  B only 
C)  C only 
D)  A and B 
E)  B and C

Question 18

Which statement best describes the phylogenetic relationship between single-celled eukaryotes, fungi, plants, and animals?

Accepted Answer

A)  Fungi and animals share a common protist lineage, while plants arose from a different single-celled eukaryotic ancestor. 
B)  Fungi and plants share a common protist lineage, while animals arose from a different single-celled eukaryotic ancestor. 
C)  Animals and plants share a common protist lineage, while fungi arose from a different single-celled eukaryotic sancestor. 
D)  Plants, animals, and fungi each arose from a different single-celled eukaryote lineage. 
E)  Plants, animals, fungi, and protists each arose from the same prokaryotic ancestor. 
A)  Fungi and animals share a common protist lineage, while plants arose from a different single-celled eukaryotic ancestor. 
B)  Fungi and plants share a common protist lineage, while animals arose from a different single-celled eukaryotic ancestor. 
C)  Animals and plants share a common protist lineage, while fungi arose from a different single-celled eukaryotic sancestor. 
D)  Plants, animals, and fungi each arose from a different single-celled eukaryote lineage. 
E)  Plants, animals, fungi, and protists each arose from the same prokaryotic ancestor.

Question 19

Ciliates include the genus ____.

Accepted Answer

A)  Euglena 
B)  Anopheles 
C)  Trichomonas 
D)  Paramecium 
E)  Entamoeba 
A)  Euglena 
B)  Anopheles 
C)  Trichomonas 
D)  Paramecium 
E)  Entamoeba

Question 20

Many algal species have life cycles consisting of alternating haploid and diploid generations. The most common life cycle in brown algae consists of organisms that are ____.

Accepted Answer

A)  unicellular in the haploid stage and multicellular in the diploid stage 
B)  multicellular in the haploid stage and unicellular in the diploid stage 
C)  unicellular in both the haploid and diploid stages 
D)  multicellular in both the haploid and diploid stages 
E)  colonial in both the haploid and diploid stages 
A)  unicellular in the haploid stage and multicellular in the diploid stage 
B)  multicellular in the haploid stage and unicellular in the diploid stage 
C)  unicellular in both the haploid and diploid stages 
D)  multicellular in both the haploid and diploid stages 
E)  colonial in both the haploid and diploid stages

Exam 27: Protists

Figure 27.1 -Answer the question using the accompanying figure. The function of the structure labeled "9" is ____.

Figure 27.4 -Answer the question using the accompanying figure. Which stage of the Plasmodium life cycle does label D represent?

Figure 27.2 -Answer the question using the accompanying figure. Mitosis is occurring in step(s) ____.

Algin is a substance used to thicken products as diverse as ice cream, cosmetics, and floor polish. It is extracted from the cell walls of ____ algae.

Most golden algae are ____.

Why is it probably not a good idea to drink water directly from a mountain stream (i.e., untreated) even if it appears to be unaffected by human activities?

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

The land plants are termed viridaeplantae .

Figure 27.2 - Answer the question using the accompanying figure. This figure illustrates the process of ____.

Describe phylogenomics and its contributions to phylogenetic relationships between single-celled eukaryotes and other eukaryotes.

Figure 27.2 -Answer the question using the accompanying figure. What is occurring in step 2?

Kinetoplastids are ____.

Figure 27.1 -Answer the question using the accompanying figure. Water balance is maintained by the structures labeled ____.

Figure 27.3 -Answer the question using the accompanying figure. The fruiting body is the structure with the label ____.

Describe the term protozoa and algae, and indicate why these terms are outdated.

The White Cliffs of Dover, England, are composed of shells of ancient diatoms .

Figure 27.4 -Answer the question using the accompanying figure. Which stage(s) produce(s) the characteristic chills and fever of malaria?

Which statement best describes the phylogenetic relationship between single-celled eukaryotes, fungi, plants, and animals?

Ciliates include the genus ____.

Many algal species have life cycles consisting of alternating haploid and diploid generations. The most common life cycle in brown algae consists of organisms that are ____.

Introduction to Biological Concepts and Research

Life, Chemistry, and Water

Biological Molecules: the Carbon Compounds of Life

Cells

Membranes and Transport

Energy, Enzymes, and Biological Reactions

Cellular Respiration: Harvesting Chemical Energy

Photosynthesis

Cell Communication

Cell Division and Mitosis

Meiosis: the Cellular Basis of Sexual Reproduction

Mendel, Genes, and Inheritance

Genes, Chromosomes, and Human Genetics

Dna Structure, Replication, and Organization

Gene Expression: From Dna to Protein

Regulation of Gene Expression

Bacterial and Viral Genetics

Dna Technology: Making and Using Genetically Altered Organisms, and Other Applications

Genomes and Proteomes

The Development of Evolutionary Thought

Microevolution: Genetic Changes Within Populations

Speciation

Paleobiology and Macroevolution

Systematic Biology: Phylogeny and Classification

The Origin of Life

Prokaryotes and Viruses

Seedless Plants

Seed Plants

Fungi

Animal Phylogeny, Acoelomates, and Protostomes

Deuterostomes: Vertebrates and Their Closest Relatives

The Plant Body

Transport in Plants

Plant Nutrition

Reproduction and Development in Flowering Plants

Plant Signals and Responses to the Environment

Introduction to Animal Organization and Physiology

Information Flow and the Neuron

Nervous Systems

Sensory Systems

The Endocrine System

Muscles, Bones, and Body Movements

The Circulatory System

Defenses Against Disease

Gas Exchange: the Respiratory System

Digestive Systems and Animal Nutrition

Regulating the Internal Environment: Osmoregulation, Excretion, and Thermoregulation

Animal Reproduction

Animal Development

Ecology and the Biosphere

Population Ecology

Population Interactions and Community Ecology

Ecosystems

Biodiversity and Conservation Biology

Animal Behavior

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