Question 1

The person who described the "wee animalcules" was

Accepted Answer

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

Question 2

Which scientific objective is LEAST related to microbial genetics?

Accepted Answer

A) determining the ancestral origin of a recently discovered bacterium 
B) identifying mutations in a bacterial population 
C) identifying quorum sensing interactions among bacteria 
D) manipulating a microorganism for bioremediation 
A) determining the ancestral origin of a recently discovered bacterium 
B) identifying mutations in a bacterial population 
C) identifying quorum sensing interactions among bacteria 
D) manipulating a microorganism for bioremediation

Question 3

Chemolithotrophy involves

Accepted Answer

A) oxidation of organic compounds. 
B) oxidation of inorganic compounds. 
C) reduction of organic compounds. 
D) metabolic autotrophy. 
A) oxidation of organic compounds. 
B) oxidation of inorganic compounds. 
C) reduction of organic compounds. 
D) metabolic autotrophy.

Question 4

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

Accepted Answer

Sterile means the absence of a

Question 5

Describe beneficial and harmful ways in which microorganisms interact with agricultural crops.

Accepted Answer

Certain microbes are beneficial to crops

Question 6

The production of human proteins (e.g.,insulin)by genetically engineered microorganisms is an example of ________,a subdiscipline of microbiology.

Accepted Answer

A) applied microbiology 
B) biotechnology 
C) industrial microbiology 
D) molecular microbiology 
A) applied microbiology 
B) biotechnology 
C) industrial microbiology 
D) molecular microbiology

Question 7

Describe two capabilities of microbes that exemplify their dynamic nature.

Accepted Answer

Answers could possibly include

Question 8

The text states that antibiotics are derived from microorganisms.What is the benefit to an antibiotic-producing microorganism of producing an antibiotic in its natural habitat?

Accepted Answer

Answers will vary,but it must first be s

Question 9

Explain how you would use Robert Koch's postulates to determine that Streptococcus pyogenes is the causative agent of streptococcal pharyngitis ("strep throat").

Accepted Answer

Answers will vary bu

Question 10

The environment in which a microbial population lives is its habitat.

Accepted Answer

A) True 
 B)False

Question 11

Mycobacterium tuberculosis is very difficult to stain because of the

Accepted Answer

A) presence of ribosomes in the cytoplasm. 
B) location of the DNA within the cell. 
C) large amounts of a waxy lipid present in its cell wall. 
D) lack of a cell wall. 
A) presence of ribosomes in the cytoplasm. 
B) location of the DNA within the cell. 
C) large amounts of a waxy lipid present in its cell wall. 
D) lack of a cell wall.

Question 12

Robert Koch received the 1905 Nobel Prize in Physiology or Medicine for

Accepted Answer

A) developing a smallpox vaccination. 
B) identifying Mycobacterium tuberculosis as the causative agent of tuberculosis. 
C) making an effective rabies vaccine. 
D) developing a smallpox vaccination,identifying Mycobacterium tuberculosis as the causative agent of tuberculosis,and making an effective rabies vaccine. 
A) developing a smallpox vaccination. 
B) identifying Mycobacterium tuberculosis as the causative agent of tuberculosis. 
C) making an effective rabies vaccine. 
D) developing a smallpox vaccination,identifying Mycobacterium tuberculosis as the causative agent of tuberculosis,and making an effective rabies vaccine.

Question 13

Predict how Pasteur's conclusions on spontaneous generation with swan flasks would have changed if he worked with and maintained the flasks in a sterile laminar flow hood.

Accepted Answer

A) Sterilization of the swan flask solutions would not have been necessary to reject spontaneous generation.If he did sterilize the flasks,the spontaneous generation hypothesis would have been supported. 
B) His incubation times would not have been sufficient to refute spontaneous generation. 
C) Pasteur's flasks never would have putrefied,and the experiment would not have refuted spontaneous generation. 
D) Viruses would have still been present,and his conclusion would have been unchanged. 
A) Sterilization of the swan flask solutions would not have been necessary to reject spontaneous generation.If he did sterilize the flasks,the spontaneous generation hypothesis would have been supported. 
B) His incubation times would not have been sufficient to refute spontaneous generation. 
C) Pasteur's flasks never would have putrefied,and the experiment would not have refuted spontaneous generation. 
D) Viruses would have still been present,and his conclusion would have been unchanged.

Question 14

Which of the following is NOT an accomplishment of Louis Pasteur?

Accepted Answer

A) determined that the alcohol-making process was mediated by microbial fermentation and thus refuted the theory of spontaneous generation 
B) developed enrichment culture techniques 
C) developed heat sterilization techniques that involved the creation of a specialized swan-necked flask 
D) developed the first rabies vaccine and treated thousands of individuals 
A) determined that the alcohol-making process was mediated by microbial fermentation and thus refuted the theory of spontaneous generation 
B) developed enrichment culture techniques 
C) developed heat sterilization techniques that involved the creation of a specialized swan-necked flask 
D) developed the first rabies vaccine and treated thousands of individuals

Question 15

The discovery of antibiotics and other important chemicals led to the field of

Accepted Answer

A) industrial microbiology. 
B) agricultural microbiology. 
C) marine microbiology. 
D) aquatic microbiology. 
A) industrial microbiology. 
B) agricultural microbiology. 
C) marine microbiology. 
D) aquatic microbiology.

Question 16

Groups of cells derived from a single parent cell by successive cell divisions are known as microbial ________ and which live in environments known as microbial ________.

Accepted Answer

A) communities / habitats 
B) communities / ecosystems 
C) populations / habitats 
D) populations / ecosystems 
A) communities / habitats 
B) communities / ecosystems 
C) populations / habitats 
D) populations / ecosystems

Question 17

Compare and contrast the works of Louis Pasteur and Robert Koch in terms of both applied and basic science.

Accepted Answer

Answers will vary,but should highlight t

Question 18

Differential selection and reproduction of phenotypes occurs during a process called

Accepted Answer

A) cellular differentiation. 
B) evolution. 
C) growth. 
D) transformation. 
A) cellular differentiation. 
B) evolution. 
C) growth. 
D) transformation.

Question 19

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

Accepted Answer

Answers could possibly include: founding

Question 20

Protein catalysts involved in the acceleration of the rate of chemical reactions are called

Accepted Answer

A) catalytic converters. 
B) growth agents. 
C) evolutionary molecules. 
D) enzymes. 
A) catalytic converters. 
B) growth agents. 
C) evolutionary molecules. 
D) enzymes.

Exam 1: Microorganisms and Microbiology

The person who described the "wee animalcules" was

Which scientific objective is LEAST related to microbial genetics?

Chemolithotrophy involves

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

Describe beneficial and harmful ways in which microorganisms interact with agricultural crops.

The production of human proteins (e.g.,insulin)by genetically engineered microorganisms is an example of ________,a subdiscipline of microbiology.

Describe two capabilities of microbes that exemplify their dynamic nature.

The text states that antibiotics are derived from microorganisms.What is the benefit to an antibiotic-producing microorganism of producing an antibiotic in its natural habitat?

Explain how you would use Robert Koch's postulates to determine that Streptococcus pyogenes is the causative agent of streptococcal pharyngitis ("strep throat").

The environment in which a microbial population lives is its habitat.

Mycobacterium tuberculosis is very difficult to stain because of the

Robert Koch received the 1905 Nobel Prize in Physiology or Medicine for

Predict how Pasteur's conclusions on spontaneous generation with swan flasks would have changed if he worked with and maintained the flasks in a sterile laminar flow hood.

Which of the following is NOT an accomplishment of Louis Pasteur?

The discovery of antibiotics and other important chemicals led to the field of

Groups of cells derived from a single parent cell by successive cell divisions are known as microbial ________ and which live in environments known as microbial ________.

Compare and contrast the works of Louis Pasteur and Robert Koch in terms of both applied and basic science.

Differential selection and reproduction of phenotypes occurs during a process called

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

Protein catalysts involved in the acceleration of the rate of chemical reactions are called

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

Diversity of Eukaryotic Microorganisms

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

Filters

Groups of cells derived from a single parent cell by successive cell divisions are known as microbial and which live in environments known as microbial .