Question 1

During anaerobic decomposition of organic matter with carbon dioxide as the terminal electron acceptor, the primary gas(es) produced is/are

Accepted Answer

A)  oxygen. 
B)  hydrogen sulfide. 
C)  methane. 
D)  hydrogen. 
E)  methane AND hydrogen. 
A)  oxygen. 
B)  hydrogen sulfide. 
C)  methane. 
D)  hydrogen. 
E)  methane AND hydrogen.

Question 2

The organisms isolated from hydrothermal vents are typically

Accepted Answer

A)  phototrophs. 
B)  chemolithoautotrophs. 
C)  rhizobia. 
D)  bacteroid. 
E)  phototrophs, rhizobia, AND bacteroid. 
A)  phototrophs. 
B)  chemolithoautotrophs. 
C)  rhizobia. 
D)  bacteroid. 
E)  phototrophs, rhizobia, AND bacteroid.

Question 3

Next to carbon and oxygen, the element organisms most require is

Accepted Answer

A)  sulfur. 
B)  phosphorus. 
C)  iron. 
D)  potassium. 
E)  nitrogen. 
A)  sulfur. 
B)  phosphorus. 
C)  iron. 
D)  potassium. 
E)  nitrogen.

Question 4

It is estimated that the mass of bacteria and fungi in the top six inches of an acre of soil is

Accepted Answer

A)  2 tons. 
B)  100 lbs. 
C)  10 tons. 
D)  500 lbs. 
E)  2 kilograms. 
A)  2 tons. 
B)  100 lbs. 
C)  10 tons. 
D)  500 lbs. 
E)  2 kilograms.

Question 5

No eukaryotic organisms have been shown to fix nitrogen without the aid of prokaryotes.

Accepted Answer

A) True 
 B)False

During anaerobic decomposition of organic matter with carbon dioxide as the terminal electron acceptor, the primary gas(es) produced is/are

The organisms isolated from hydrothermal vents are typically

Next to carbon and oxygen, the element organisms most require is

It is estimated that the mass of bacteria and fungi in the top six inches of an acre of soil is

No eukaryotic organisms have been shown to fix nitrogen without the aid of prokaryotes.

Humans and the Microbial World

The Molecules of Life

Microscopy and Cell Structure

Dynamics of Microbial Growth

Control of Microbial Growth

Microbial Metabolism: Fueling Cell Growth

The Blueprint of Life, from DNA to Protein

Bacterial Genetics

Biotechnology

Identifying and Classifying Microorganisms

The Diversity of Bacteria and Archaea

The Eukaryotic Members of the Microbial World

Viruses, Viroids, and Prions

The Innate Immune Response

The Adaptive Immune Response

Host-Microbe Interactions

Immunological Disorders

Applications of Immune Responses

Epidemiology

Antimicrobial Medications

Respiratory System Infections

Skin Infections

Wound Infections

Digestive System Infections

Blood and Lymphatic Infections

Nervous System Infections

Genitourinary Tract Infections

Environmental Microbiology: Treatment of Water, Wastes, and Polluted Habitats

Food Microbiology

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Exam 28: Microbial Ecology

During anaerobic decomposition of organic matter with carbon dioxide as the terminal electron acceptor, the primary gas(es) produced is/are

The organisms isolated from hydrothermal vents are typically

Next to carbon and oxygen, the element organisms most require is

It is estimated that the mass of bacteria and fungi in the top six inches of an acre of soil is

No eukaryotic organisms have been shown to fix nitrogen without the aid of prokaryotes.

Humans and the Microbial World

The Molecules of Life

Microscopy and Cell Structure

Dynamics of Microbial Growth

Control of Microbial Growth

Microbial Metabolism: Fueling Cell Growth

The Blueprint of Life, from DNA to Protein

Bacterial Genetics

Biotechnology

Identifying and Classifying Microorganisms

The Diversity of Bacteria and Archaea

The Eukaryotic Members of the Microbial World

Viruses, Viroids, and Prions

The Innate Immune Response

The Adaptive Immune Response

Host-Microbe Interactions

Immunological Disorders

Applications of Immune Responses

Epidemiology

Antimicrobial Medications

Respiratory System Infections

Skin Infections

Wound Infections

Digestive System Infections

Blood and Lymphatic Infections

Nervous System Infections

Genitourinary Tract Infections

Environmental Microbiology: Treatment of Water, Wastes, and Polluted Habitats

Food Microbiology

Filters