Question 1

Transparent double- sided dishes used for growing microbes are most commonly called

Accepted Answer

A)  culture medium plates. 
B)  baker dishes. 
C)  Petri dishes. 
D)  sterilization plates. 
A)  culture medium plates. 
B)  baker dishes. 
C)  Petri dishes. 
D)  sterilization plates.

Question 2

Microbial sterilization is used to

Accepted Answer

A)  clean a work area. 
B)  kill all microbes in or on objects. 
C)  decrease the possibility of contaminants growing in a culture. 
D)  kill bacteria but not necessarily viruses or other microbes. 
A)  clean a work area. 
B)  kill all microbes in or on objects. 
C)  decrease the possibility of contaminants growing in a culture. 
D)  kill bacteria but not necessarily viruses or other microbes.

Question 3

The discoveries of Martinus Beijerinck and Sergei Winogradsky led to practical advances in the field of________ .

Accepted Answer

agricultur

Question 4

A specific molecule, used especially by evolutionary biologists, that is unique to a particular taxonomical group is called a

Accepted Answer

A)  biomarker. 
B)  metabolic tracer. 
C)  taxon. 
D)  genome. 
A)  biomarker. 
B)  metabolic tracer. 
C)  taxon. 
D)  genome.

Question 5

The first documented description of a microorganism was of a _________ by _________ .

Accepted Answer

The answer of The first documented description of a microorganism...

Question 6

List three contributions of Ferdinand Cohn to the development of microbiology.

Accepted Answer

Answers could possibly include: founding

Question 7

Microbes playing a role in nitrogen fixation in plants live in________ , while those playing a role in the digestive tract of certain herbivores live in _________ .

Accepted Answer

A)  rumens / nodules 
B)  fortrans / rumens 
C)  nodules / fortrans 
D)  nodules / rumens 
A)  rumens / nodules 
B)  fortrans / rumens 
C)  nodules / fortrans 
D)  nodules / rumens

Question 8

Provide evidence supporting the statement that an ecosystem is controlled by microbial activities.

Accepted Answer

The answer of Provide evidence supporting the statement that an...

Question 9

The largest mass of living material on Earth comes from

Accepted Answer

A)  microorganisms. 
B)  animals. 
C)  plants and animals together. 
D)  plants. 
A)  microorganisms. 
B)  animals. 
C)  plants and animals together. 
D)  plants.

Question 10

A microbial cell's membrane is considered __________, because its internal constituents are maintained within the cell, however it also imports and exports other molecules in response to its environment.

Accepted Answer

The answer of A microbial cell's membrane is considered __________,...

Question 11

Most prokaryotic cells reside

Accepted Answer

A)  in lakes, rivers, and oceans. 
B)  in and on nonprokaryotic organisms (including humans and other animals). 
C)  in the oceanic and terrestrial subsurfaces. 
D)  on Earth's surface. 
A)  in lakes, rivers, and oceans. 
B)  in and on nonprokaryotic organisms (including humans and other animals). 
C)  in the oceanic and terrestrial subsurfaces. 
D)  on Earth's surface.

Question 12

Why is it incorrect to say that an object is partially sterile?

Accepted Answer

The answer of Why is it incorrect to say that...

Question 13

Which of the following is NOT a major ecosystem?

Accepted Answer

A)  aquatic 
B)  other organisms, such as plants and animals 
C)  atmospheric 
D)  terrestrial 
A)  aquatic 
B)  other organisms, such as plants and animals 
C)  atmospheric 
D)  terrestrial

Question 14

Sergei Winogradsky worked with bacteria involved in cycling nitrogen and sulfur.

Accepted Answer

A) True 
 B)False

Question 15

Microbiology as a distinct science did not develop until the eighteenth century.

Accepted Answer

A) True 
 B)False

Question 16

Marine microorganisms likely control many important global parameters, including climate and atmospheric chemistry.

Accepted Answer

A) True 
 B)False

Question 17

Robert Koch contributed to the field of microbiology by being the first person to

Accepted Answer

A)  formulate four postulates for definitively linking a specific microorganism to a specific disease. 
B)  develop the tuberculin test. 
C)  use agar as a solidifying agent in growth media. 
D)  all of the above. 
A)  formulate four postulates for definitively linking a specific microorganism to a specific disease. 
B)  develop the tuberculin test. 
C)  use agar as a solidifying agent in growth media. 
D)  all of the above.

Question 18

According to our present understanding, each of the major domains has what is known as its own universal ancestor.

Accepted Answer

A) True 
 B)False

Question 19

All microorganisms require molecular oxygen to carry on life functions.

Accepted Answer

A) True 
 B)False

Question 20

The theory of spontaneous generation was refuted by the work of

Accepted Answer

A)  Antoni van Leeuwenhoek. 
B)  Robert Koch. 
C)  Robert Hooke. 
D)  Louis Pasteur. 
A)  Antoni van Leeuwenhoek. 
B)  Robert Koch. 
C)  Robert Hooke. 
D)  Louis Pasteur.

Exam 1: Microorganisms and Microbiology

Transparent double- sided dishes used for growing microbes are most commonly called

Microbial sterilization is used to

The discoveries of Martinus Beijerinck and Sergei Winogradsky led to practical advances in the field of________ .

A specific molecule, used especially by evolutionary biologists, that is unique to a particular taxonomical group is called a

The first documented description of a microorganism was of a _________ by _________ .

List three contributions of Ferdinand Cohn to the development of microbiology.

Microbes playing a role in nitrogen fixation in plants live in________ , while those playing a role in the digestive tract of certain herbivores live in _________ .

Provide evidence supporting the statement that an ecosystem is controlled by microbial activities.

The largest mass of living material on Earth comes from

A microbial cell's membrane is considered __________, because its internal constituents are maintained within the cell, however it also imports and exports other molecules in response to its environment.

Most prokaryotic cells reside

Why is it incorrect to say that an object is partially sterile?

Which of the following is NOT a major ecosystem?

Sergei Winogradsky worked with bacteria involved in cycling nitrogen and sulfur.

Microbiology as a distinct science did not develop until the eighteenth century.

Marine microorganisms likely control many important global parameters, including climate and atmospheric chemistry.

Robert Koch contributed to the field of microbiology by being the first person to

According to our present understanding, each of the major domains has what is known as its own universal ancestor.

All microorganisms require molecular oxygen to carry on life functions.

The theory of spontaneous generation was refuted by the work of

A Brief Journey to the Microbial World

Cell Structure and Function in Bacteria and Archaea

Nutrition, Culture, and Metabolism of Microorganisms

Microbial Growth

Molecular Biology of Bacteria

Archael and Eukaryotic Molecular Biology

Regulation of Gene Expression

Viruses and Virology

Genetics of Bacteria and Arachaea

Genetic Engineering

Microbial Genomics

Phototrophy, Chemolithotrophy, and Major Biosyntheses

Catabolism of Organic Compounds

Commercial Products and Biotechnology

Microbial Evolution and Systematics

Bacteria: the Proteobacteria

Other Bacteria

Archaea

Eukaryotic Cell Biology and Eukaryotic Microorganisms

Viral Diversity

Methods in Microbial Ecology

Major Microbial Habitats and Diversity

Nutrient Cycles, Biodegradation, and Bioremediation

Microbial Symbioses

Microbial Growth Control

Microbial Interactions With Humans

Immunity and Host Defense

Immune Mechanisms

Molecular Immunology

Diagnostic Microbiology and Immunology

Epidemiology

Person-To-Person Microbial Diseases

Vectorborne and Soilborne Microbial Pathogens

Wastewater Treatment, Water Purification, and Waterborne Microbial Diseases

Food Preservation and Foodborne Microbial Diseases

Filters

The first documented description of a microorganism was of a _ by _ .

Microbes playing a role in nitrogen fixation in plants live in , while those playing a role in the digestive tract of certain herbivores live in _ .