Question 1

All mushrooms are basidiomycetes.

Accepted Answer

A) True 
 B)False

Question 2

Which statement BEST describes the habitats of the fungi?

Accepted Answer

A)  Most fungi are aquatic, microscopic, and primarily freshwater. 
B)  Most fungi are aquatic and primarily marine. 
C)  Most fungi are terrestrial, microscopic, and inhabit soil or dead plant matter. 
D)  Most fungi are terrestrial and macroscopic. 
A)  Most fungi are aquatic, microscopic, and primarily freshwater. 
B)  Most fungi are aquatic and primarily marine. 
C)  Most fungi are terrestrial, microscopic, and inhabit soil or dead plant matter. 
D)  Most fungi are terrestrial and macroscopic.

Question 3

For a pure culture of Saccharomyces cerevisiae cells that were all derived from a single cell to mate

Accepted Answer

A)  a mating-type switch in one or more cells in the culture must occur. 
B)  both the α and the a gene must be fully expressed in the initial population. 
C)  the α gene must be fully repressed in the population. 
D)  some cells must exist as diploids. 
A)  a mating-type switch in one or more cells in the culture must occur. 
B)  both the α and the a gene must be fully expressed in the initial population. 
C)  the α gene must be fully repressed in the population. 
D)  some cells must exist as diploids.

Question 4

Discuss the theory of secondary endosymbiosis and defend the theory by providing evidence that supports it.

Accepted Answer

Secondary endosymbiosis occurred with ei

Question 5

The amoebozoa use what structures for movement and feeding?

Accepted Answer

A)  threadlike pseudopodia 
B)  cilia 
C)  flagella 
D)  lobe-shaped pseudopodia 
A)  threadlike pseudopodia 
B)  cilia 
C)  flagella 
D)  lobe-shaped pseudopodia

Question 6

Which statement is TRUE regarding fungal spores?

Accepted Answer

A)  Conidia and ascospores are sexual spores. 
B)  Ascospores and basidiospores are asexual spores. 
C)  Basidiospores and conidia are sexual spores. 
D)  Ascospores and basidiospores are sexual spores. 
A)  Conidia and ascospores are sexual spores. 
B)  Ascospores and basidiospores are asexual spores. 
C)  Basidiospores and conidia are sexual spores. 
D)  Ascospores and basidiospores are sexual spores.

Question 7

Which algae are most closely related to plants?

Accepted Answer

A)  red algae 
B)  green algae 
C)  brown algae 
D)  euglenoids 
A)  red algae 
B)  green algae 
C)  brown algae 
D)  euglenoids

Question 8

There are two different mating types in the yeast Saccharomyces cerevisiae, and they can switch from one type to another.

Accepted Answer

A) True 
 B)False

Question 9

How does the genus Pfiesteria cause problems in both humans and fish?

Accepted Answer

The toxic dinoflagellate P. piscicida pr

Question 10

What are the most abundant biomolecules in a typical fungal cell wall?

Accepted Answer

A)  amino acids 
B)  carbohydrates 
C)  lipids 
D)  porins and channels 
A)  amino acids 
B)  carbohydrates 
C)  lipids 
D)  porins and channels

Question 11

In contrast to bacterial endospores, fungal spores have substantially less resistance to

Accepted Answer

A)  chemicals. 
B)  desiccation. 
C)  heat. 
D)  freezing. 
A)  chemicals. 
B)  desiccation. 
C)  heat. 
D)  freezing.

Question 12

Giardia are diplomonads which have nuclei that

Accepted Answer

A)  appear as two separate chromosomes but are weakly joined. 
B)  contain one small and one large nucleus per cell. 
C)  have one nucleus enclosed in a mitosome and another nucleus in their cytoplasm. 
D)  occur as two similar sizes per cell. 
A)  appear as two separate chromosomes but are weakly joined. 
B)  contain one small and one large nucleus per cell. 
C)  have one nucleus enclosed in a mitosome and another nucleus in their cytoplasm. 
D)  occur as two similar sizes per cell.

Question 13

Of the taxa listed, which is NOT classified as a protist?

Accepted Answer

A)  Amoeba 
B)  Euglena 
C)  Giardia 
D)  Saccharomyces 
A)  Amoeba 
B)  Euglena 
C)  Giardia 
D)  Saccharomyces

Question 14

Consider the development of a fossil record for a watershed. A current inventory of all species already has been taken. Which microorganisms might you first consider looking for with the objective of developing a microbial fossil record? Why? Also, what might depth profiling accomplish?

Accepted Answer

Answers will vary, but diatoms are excel

Question 15

Which spores are NOT involved in sexual reproduction of fungi?

Accepted Answer

A)  ascospores 
B)  basidiospores 
C)  conidia 
D)  zygospores 
A)  ascospores 
B)  basidiospores 
C)  conidia 
D)  zygospores

Question 16

Hyphae are tubular cell walls that surround the cytoplasmic membrane.

Accepted Answer

A) True 
 B)False

Question 17

The majority of basidiomycetes living in soil occur as

Accepted Answer

A)  diploid mycelia. 
B)  diploid basidiocarps. 
C)  haploid mycelia. 
D)  haploid basidiocarps. 
A)  diploid mycelia. 
B)  diploid basidiocarps. 
C)  haploid mycelia. 
D)  haploid basidiocarps.

Question 18

Some chrysophytes (or ʺgolden algaeʺ) are actually chemoorganotrophs rather than phototrophs.

Accepted Answer

A) True 
 B)False

Question 19

Yeasts are immature fungal spores.

Accepted Answer

A) True 
 B)False

Question 20

Mitochondria and chloroplasts have their own DNA but use the ribosomes of the host cell.

Accepted Answer

A) True 
 B)False

Exam 18: Diversity of Microbial Eukarya

All mushrooms are basidiomycetes.

Which statement BEST describes the habitats of the fungi?

For a pure culture of Saccharomyces cerevisiae cells that were all derived from a single cell to mate

Discuss the theory of secondary endosymbiosis and defend the theory by providing evidence that supports it.

The amoebozoa use what structures for movement and feeding?

Which statement is TRUE regarding fungal spores?

Which algae are most closely related to plants?

There are two different mating types in the yeast Saccharomyces cerevisiae, and they can switch from one type to another.

How does the genus Pfiesteria cause problems in both humans and fish?

What are the most abundant biomolecules in a typical fungal cell wall?

In contrast to bacterial endospores, fungal spores have substantially less resistance to

Giardia are diplomonads which have nuclei that

Of the taxa listed, which is NOT classified as a protist?

Consider the development of a fossil record for a watershed. A current inventory of all species already has been taken. Which microorganisms might you first consider looking for with the objective of developing a microbial fossil record? Why? Also, what might depth profiling accomplish?

Which spores are NOT involved in sexual reproduction of fungi?

Hyphae are tubular cell walls that surround the cytoplasmic membrane.

The majority of basidiomycetes living in soil occur as

Some chrysophytes (or ʺgolden algaeʺ) are actually chemoorganotrophs rather than phototrophs.

Yeasts are immature fungal spores.

Mitochondria and chloroplasts have their own DNA but use the ribosomes of the host cell.

The Microbial World

Microbial Cell Structure and Function

Microbial Metabolism

Molecular Information Flow and Protein Processing

Microbial Growth and Its Control

Microbial Regulatory Systems

Molecular Biology of Microbial Growth

Viruses and Their Replication

Microbial Systems Biology

Viral Genomics, Diversity, and Ecology

Genetics of Bacteria and Archaea

Biotechnology and Synthetic Biology

Microbial Evolution and Systematics

Metabolic Diversity of Microorganisms

Functional Diversity of Microorganisms

Diversity of Bacteria

Diversity of Archaea

Taking the Measure of Microbial Systems

Microbial Ecosystems

Nutrient Cycles

Microbiology of the Built Environment

Microbial Symbioses

Microbial Symbioses with Humans

Microbial Infection and Pathogenesis

Innate Immunity: Broadly Specific Host Defenses

Adaptive Immunity: Highly Specific Host Defenses

Clinical Microbiology and Immunology

Epidemiology

Person-to-Person Bacterial and Viral Diseases

Vectorborne and Soilborne Bacterial and Viral Diseases

Waterborne and Foodborne Bacterial and Viral Diseases

Eukaryotic Pathogens: Fungi, Protozoans, and Helminths

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