Question 1

How can the amebozoans,cercozoans,and radiolarians be distinguished from each other with microscopy if they all have pseudopodia?

Accepted Answer

A)  Amebozoans have lobe-shaped pseudopodia, cercozoans and radiolarians both have threadlike pseudopodia, and radiolarians have radial symmetry. 
B)  Amebozoans have lobe-shaped pseudopodia, and cercozoans are significantly smaller in size but contain threadlike pseudopodia just like radiolarians. 
C)  Amebozoans have large pseudopodia, cercozoans have lobe-shaped pseudopodia, and radiolarians have radial threadlike pseudopodia. 
D)  Amebozoans have multiple lobe-shaped pseudopodia, cercozoans have one or two threadlike pseudopodia, and radiolarians have multiple threadlike pseudopodia. 
A)  Amebozoans have lobe-shaped pseudopodia, cercozoans and radiolarians both have threadlike pseudopodia, and radiolarians have radial symmetry. 
B)  Amebozoans have lobe-shaped pseudopodia, and cercozoans are significantly smaller in size but contain threadlike pseudopodia just like radiolarians. 
C)  Amebozoans have large pseudopodia, cercozoans have lobe-shaped pseudopodia, and radiolarians have radial threadlike pseudopodia. 
D)  Amebozoans have multiple lobe-shaped pseudopodia, cercozoans have one or two threadlike pseudopodia, and radiolarians have multiple threadlike pseudopodia.

Question 2

Microsporidia were previously thought to be an early-branching taxon of Eukarya due to their parasitic lifestyle.However,new evidence suggests they have evolved into a parasitic lifestyle through adaptive gene loss which places them as close relatives of the zygospore-producing

Accepted Answer

A)  ascomycetes. 
B)  chytridiomycetes. 
C)  glomeromycetes. 
D)  zygomycetes. 
A)  ascomycetes. 
B)  chytridiomycetes. 
C)  glomeromycetes. 
D)  zygomycetes.

Question 3

Which of the following is NOT a member of the Eukarya?

Accepted Answer

A)  protists 
B)  fungi 
C)  viruses 
D)  red algae 
A)  protists 
B)  fungi 
C)  viruses 
D)  red algae

Question 4

The green alga Botryococcus braunii is a candidate for production of biofuel due to its ability to produce

Accepted Answer

A)  and withstand large amounts of alcohols. 
B)  hydrogen gas. 
C)  long-chain (C₃₀-C₃₆) hydrocarbons. 
D)  short-chain (C₈-C₁₄) hydrocarbons. 
A)  and withstand large amounts of alcohols. 
B)  hydrogen gas. 
C)  long-chain (C₃₀-C₃₆) hydrocarbons. 
D)  short-chain (C₈-C₁₄) hydrocarbons.

Question 5

A drug that specifically inhibited the replication of the large DNA mass present in large mitochondria would be MOST effective at killing

Accepted Answer

A)  euglenids. 
B)  ciliates. 
C)  Trypanosoma spp. 
D)  Toxoplasma spp. 
A)  euglenids. 
B)  ciliates. 
C)  Trypanosoma spp. 
D)  Toxoplasma spp.

Question 6

The endosymbiosis that formed mitochondria likely occurred after eukaryotes developed photosynthetic capabilities.

Accepted Answer

A) True 
 B)False

Question 7

Which statement is TRUE regarding the ecological role of plant degradation by fungi?

Accepted Answer

A)  In brown rot the cellulose is attacked preferentially, and the lignin is left unmetabolized. 
B)  In brown rot the lignin is attacked preferentially, and the cellulose is left unmetabolized. 
C)  In white rot the cellulose is attacked preferentially, and the lignin is left unmetabolized. 
D)  In white rot the lignin is attacked preferentially, and the cellulose is left unmetabolized. 
A)  In brown rot the cellulose is attacked preferentially, and the lignin is left unmetabolized. 
B)  In brown rot the lignin is attacked preferentially, and the cellulose is left unmetabolized. 
C)  In white rot the cellulose is attacked preferentially, and the lignin is left unmetabolized. 
D)  In white rot the lignin is attacked preferentially, and the cellulose is left unmetabolized.

Question 8

Which of the following is NOT a unifying characteristic of diplomonads and parabasalids?

Accepted Answer

A)  having flagella 
B)  lacking chloroplasts 
C)  lacking mitochondria 
D)  being multicellular 
A)  having flagella 
B)  lacking chloroplasts 
C)  lacking mitochondria 
D)  being multicellular

Question 9

What is an endolithic algal community? Where are these found,and how do they survive?

Accepted Answer

Endolithic algal communities would likel

Question 10

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 11

Which microbial group is responsible for massive amphibian die-offs worldwide?

Accepted Answer

A)  cercozoans 
B)  ciliates 
C)  chytrids 
D)  zygomycetes 
A)  cercozoans 
B)  ciliates 
C)  chytrids 
D)  zygomycetes

Question 12

Diatoms are

Accepted Answer

A)  an ancient group of algae. 
B)  more closely related to slime molds than to algae. 
C)  morphologically symmetric. 
D)  multicellular phototrophs. 
A)  an ancient group of algae. 
B)  more closely related to slime molds than to algae. 
C)  morphologically symmetric. 
D)  multicellular phototrophs.

Question 13

The DNA in chloroplasts and mitochondria of eukaryotic cells is derived from Bacteria.

Accepted Answer

A) True 
 B)False

Question 14

The function of the parabasal body is to

Accepted Answer

A)  allow for photosynthesis to occur. 
B)  give structural support to the Golgi complex. 
C)  allow for the formation of energy from aerobic respiration. 
D)  give structural support to the endoflagellum. 
A)  allow for photosynthesis to occur. 
B)  give structural support to the Golgi complex. 
C)  allow for the formation of energy from aerobic respiration. 
D)  give structural support to the endoflagellum.

Question 15

Discuss three findings that support the theory of primary endosymbiosis.

Accepted Answer

Possible answer topics could include any

Question 16

Divergence of the green and red algal lineages at least partially explains how two different primary endosymbiosis events occurred to form different chloroplast types in different taxa.

Accepted Answer

A) True 
 B)False

Exam 17: Diversity of Eukaryotic Microorganisms

How can the amebozoans,cercozoans,and radiolarians be distinguished from each other with microscopy if they all have pseudopodia?

Microsporidia were previously thought to be an early-branching taxon of Eukarya due to their parasitic lifestyle.However,new evidence suggests they have evolved into a parasitic lifestyle through adaptive gene loss which places them as close relatives of the zygospore-producing

Which of the following is NOT a member of the Eukarya?

The green alga Botryococcus braunii is a candidate for production of biofuel due to its ability to produce

A drug that specifically inhibited the replication of the large DNA mass present in large mitochondria would be MOST effective at killing

The endosymbiosis that formed mitochondria likely occurred after eukaryotes developed photosynthetic capabilities.

Which statement is TRUE regarding the ecological role of plant degradation by fungi?

Which of the following is NOT a unifying characteristic of diplomonads and parabasalids?

What is an endolithic algal community? Where are these found,and how do they survive?

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

Which microbial group is responsible for massive amphibian die-offs worldwide?

Diatoms are

The DNA in chloroplasts and mitochondria of eukaryotic cells is derived from Bacteria.

The function of the parabasal body is to

Discuss three findings that support the theory of primary endosymbiosis.

Divergence of the green and red algal lineages at least partially explains how two different primary endosymbiosis events occurred to form different chloroplast types in different taxa.

Microorganisms and Microbiology

Microbial Cell Structure and Function

Microbial Metabolism

Molecular Biology

Microbial Growth and Control

Microbial Genomics

Metabolic Regulation

Viruses and Virology

Viral Genomes and Diversity

Genetics of Bacteria and Archaea

Genetic Engineering and Biotechnology

Microbial Evolution and Systematics

Metabolic Diversity of Microorganisms

Functional Diversity of Bacteria

Diversity of Bacteria

Diversity of Archaea

Methods in Microbial Ecology

Microbial Ecosystems

Nutrient Cycles

Microbiology of the Built Environment

Microbial Symbioses

Microbial Interactions With Humans

Immunity and Host Defense

Immune Mechanisms

Molecular Immunology

Diagnostic Microbiology

Epidemiology

Person-To-Person Bacterial and Viral Diseases

Vectorborne and Soilborne Bacterial and Viral Diseases

Water and Food As Vehicles of Bacterial Diseases

Eukaryotic Pathogens: Fungal and Parasitic Diseases

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