Question 1

RNA serves to convert the information stored in DNA to ________.

Accepted Answer

A) carbohydrates 
B) protein 
C) lipids 
D) RNA 
A) carbohydrates 
B) protein 
C) lipids 
D) RNA

Question 2

__________ microbiology involves the use of microorganisms to make products such as antibiotics,vaccines,steroids,alcohols,vitamins,amino acids,and enzymes.

Accepted Answer

The answer of __________ microbiology involves the use of microorganisms...

Question 3

Scientists study microorganisms on Earth today to search for life forms elsewhere,as well as to explore the origins of life on Earth.These microorganisms that are studied are referred to as:

Accepted Answer

A) existing. 
B) extant. 
C) extinct. 
D) extirpated. 
A) existing. 
B) extant. 
C) extinct. 
D) extirpated.

Question 4

Which term is most inclusive? In other words,which term includes all the others?

Accepted Answer

A) Microbial species 
B) Microbial strain 
C) Biovars 
D) Serovars 
A) Microbial species 
B) Microbial strain 
C) Biovars 
D) Serovars

Question 5

A microbial __________ is a collection of strains that share many stable properties and differ significantly from other groups of strains.

Accepted Answer

The answer of A microbial __________ is a collection of...

Question 6

Microbial __________ are scientists who investigate the synthesis of antibiotics and toxins,the production of energy with microorganisms,and the ways in which microorganisms survive harsh environmental conditions.

Accepted Answer

The answer of Microbial __________ are scientists who investigate the...

Question 7

Who is credited with developing a vaccine against chicken cholera?

Accepted Answer

A) Koch 
B) Pasteur 
C) Jenner 
D) Lister 
A) Koch 
B) Pasteur 
C) Jenner 
D) Lister

Question 8

John Tyndall demonstrated that microorganisms present in the air are carried on dust particles.

Accepted Answer

A) True 
 B)False

Question 9

A student is observing microorganisms in a sample of pond water.One organism of interest has an obvious nucleus,small oval structures containing a green pigment,and does not appear to be motile.In which of the following groups would this microbe most likely be classified?

Accepted Answer

A) Eukaryotes (Fungi) 
B) Eukaryotes (Algae) 
C) Bacteria 
D) Archaea 
E) Eukaryotes (Protozoa) 
A) Eukaryotes (Fungi) 
B) Eukaryotes (Algae) 
C) Bacteria 
D) Archaea 
E) Eukaryotes (Protozoa)

Question 10

Viruses constitute the fourth domain of life in current biological classification schemes.

Accepted Answer

A) True 
 B)False

Question 11

Robert Koch developed a vaccine that could be used to prevent anthrax.

Accepted Answer

A) True 
 B)False

Question 12

__________ _____________microbiologists monitor community food establishments and water supplies in order to control the spread of communicable diseases.

Accepted Answer

The answer of __________ _____________microbiologists monitor community food establishments and...

Question 13

Although developed over 100 years ago,Koch's postulates continue to be used successfully in all known human infectious diseases.

Accepted Answer

A) True 
 B)False

Question 14

Elie Metchnikoff discovered __________,which is a major feature of the host immune response.

Accepted Answer

The answer of Elie Metchnikoff discovered __________,which is a major...

Question 15

Which of the processes named here is the least likely to contribute to the evolution of genetic diversity of bacteria and archaea?

Accepted Answer

A) Mutation 
B) Sexual reproduction 
C) Binary fission 
D) Horizontal gene transfer 
A) Mutation 
B) Sexual reproduction 
C) Binary fission 
D) Horizontal gene transfer

Question 16

Cells with a relatively complex morphology that have a true membrane-delimited nucleus are called

Accepted Answer

A) prokaryotes. 
B) eukaryotes. 
C) urkaryotes. 
D) nokaryotes. 
A) prokaryotes. 
B) eukaryotes. 
C) urkaryotes. 
D) nokaryotes.

Question 17

Antiseptic surgery was pioneered by

Accepted Answer

A) Pasteur. 
B) Lister. 
C) Jenner. 
D) Kitasato. 
A) Pasteur. 
B) Lister. 
C) Jenner. 
D) Kitasato.

Question 18

The first surgical antiseptic to be used was

Accepted Answer

A) iodine. 
B) ethanol. 
C) phenol. 
D) None of the choices are correct. 
A) iodine. 
B) ethanol. 
C) phenol. 
D) None of the choices are correct.

Question 19

What is the most compelling reason why DNA,rather than RNA,evolved to be the storage repository for genetic information in cellular life forms?

Accepted Answer

A) DNA has deoxyribose rather than ribose. 
B) DNA molecules are more chemically stable than RNA molecules. 
C) DNA is double-stranded rather than single-stranded. 
A) DNA has deoxyribose rather than ribose. 
B) DNA molecules are more chemically stable than RNA molecules. 
C) DNA is double-stranded rather than single-stranded.

Question 20

Which of the following provides the best explanation for why viruses are not included in the three domain system?

Accepted Answer

A) Viruses are too small. 
B) Viruses have either DNA or RNA,not both. 
C) Viruses are not a cellular life form. 
D) Viruses show no evidence of evolution. 
A) Viruses are too small. 
B) Viruses have either DNA or RNA,not both. 
C) Viruses are not a cellular life form. 
D) Viruses show no evidence of evolution.

Exam 1: The Evolution of Microorganisms and Microbiology

RNA serves to convert the information stored in DNA to ________.

__________ microbiology involves the use of microorganisms to make products such as antibiotics,vaccines,steroids,alcohols,vitamins,amino acids,and enzymes.

Scientists study microorganisms on Earth today to search for life forms elsewhere,as well as to explore the origins of life on Earth.These microorganisms that are studied are referred to as:

Which term is most inclusive? In other words,which term includes all the others?

A microbial __________ is a collection of strains that share many stable properties and differ significantly from other groups of strains.

Microbial __________ are scientists who investigate the synthesis of antibiotics and toxins,the production of energy with microorganisms,and the ways in which microorganisms survive harsh environmental conditions.

Who is credited with developing a vaccine against chicken cholera?

John Tyndall demonstrated that microorganisms present in the air are carried on dust particles.

A student is observing microorganisms in a sample of pond water.One organism of interest has an obvious nucleus,small oval structures containing a green pigment,and does not appear to be motile.In which of the following groups would this microbe most likely be classified?

Viruses constitute the fourth domain of life in current biological classification schemes.

Robert Koch developed a vaccine that could be used to prevent anthrax.

__________ _____________microbiologists monitor community food establishments and water supplies in order to control the spread of communicable diseases.

Although developed over 100 years ago,Koch's postulates continue to be used successfully in all known human infectious diseases.

Elie Metchnikoff discovered __________,which is a major feature of the host immune response.

Which of the processes named here is the least likely to contribute to the evolution of genetic diversity of bacteria and archaea?

Cells with a relatively complex morphology that have a true membrane-delimited nucleus are called

Antiseptic surgery was pioneered by

The first surgical antiseptic to be used was

What is the most compelling reason why DNA,rather than RNA,evolved to be the storage repository for genetic information in cellular life forms?

Which of the following provides the best explanation for why viruses are not included in the three domain system?

Microscopy

Bacterial Cell Structure

Archaeal Cell Structure

Eukaryotic Cell Structure

Viruses and Other Acellular Infectious Agents

Microbial Growth

Control of Microorganisms in the Environment

Antimicrobial Chemotherapy

Introduction to Metabolism

Catabolism: Energy Release and Conservation

Anabolism: the Use of Energy in Biosynthesis

Bacterial Genome Replication and Expression

Regulation of Bacterial Cellular Processes

Eukaryotic and Archaeal Genome Replication and Expression

Mechanisms of Genetic Variation

Recombinant DNA Technology

Microbial Genomics

Microbial Taxonomy and the Evolution of Diversity

Archaea

The Deinococci, Mollicutes, and Nonproteobacterial Gram-Negative Bacteria

The Proteobacteria

Firmicutes: The Low G-C Gram-Positive Bacteria

Actinobacteria: the High G-C Gram-Positive Bacteria

Protists

Fungi Eumycota

Viruses

Biogeochemical Cycling and Global Climate Change

Methods in Microbial Ecology

Microorganisms in Marine and Freshwater Ecosystems

Microorganisms in Terrestrial Ecosystems

Microbial Interactions

Innate Host Resistance

Adaptive Immunity

Pathogenicity and Infection

Clinical Microbiology and Immunology

Epidemiology and Public Health Microbiology

Human Diseases Caused by Viruses and Prions

Human Diseases Caused by Bacteria

Human Diseases Caused by Fungi and Protists

Microbiology of Food

Biotechnology and Industrial Microbiology

Applied Environmental Microbiology

Filters

___microbiologists monitor community food establishments and water supplies in order to control the spread of communicable diseases.