Question 1

Eucarya

Accepted Answer

A) consist of only multicellular organisms. 
B) have a more complex internal structure than archaea or bacteria. 
C) have a simpler internal structure than archaea or bacteria. 
D) have a membrane around the DNA. 
E) have a more complex internal structure than archaea or bacteria AND have a membrane around the DNA. 
A) consist of only multicellular organisms. 
B) have a more complex internal structure than archaea or bacteria. 
C) have a simpler internal structure than archaea or bacteria. 
D) have a membrane around the DNA. 
E) have a more complex internal structure than archaea or bacteria AND have a membrane around the DNA. E

Question 2

Cellulose is a major component of plants and is only directly digested by

Accepted Answer

A) herbivores. 
B) carnivores. 
C) termites. 
D) microorganisms. 
A) herbivores. 
B) carnivores. 
C) termites. 
D) microorganisms. D

Question 3

The work of Tyndall and Cohn

Accepted Answer

A) supported the idea of spontaneous generation. 
B) was used to explain why others investigating spontaneous generation had obtained results that were opposite of those obtained by Pasteur. 
C) showed that microbes caused disease. 
D) allowed scientists to see microorganisms. 
A) supported the idea of spontaneous generation. 
B) was used to explain why others investigating spontaneous generation had obtained results that were opposite of those obtained by Pasteur. 
C) showed that microbes caused disease. 
D) allowed scientists to see microorganisms. B

Question 4

The size of an organism determines its domain.

Accepted Answer

A) True 
 B)False

Question 5

If while investigating spontaneous generation,Pasteur had his laboratory located in a stable

Accepted Answer

A) the results would,most likely,have supported the idea of spontaneous generation. 
B) the results would,most likely,have not supported the idea of spontaneous generation. 
C) this would have had no effect on his results. 
D) this would have shown his love of horses. 
A) the results would,most likely,have supported the idea of spontaneous generation. 
B) the results would,most likely,have not supported the idea of spontaneous generation. 
C) this would have had no effect on his results. 
D) this would have shown his love of horses.

Question 6

Smallpox

Accepted Answer

A) aided European domination of new world nations. 
B) has not occurred naturally anywhere in the world since 1977. 
C) has potential as a weapon of bioterrorism. 
D) has killed millions of people. 
E) All of the choices are correct. 
A) aided European domination of new world nations. 
B) has not occurred naturally anywhere in the world since 1977. 
C) has potential as a weapon of bioterrorism. 
D) has killed millions of people. 
E) All of the choices are correct.

Question 7

The word "animalcule" was coined by

Accepted Answer

A) Pasteur. 
B) van Leeuwenhoek. 
C) Redi. 
D) Tyndall. 
A) Pasteur. 
B) van Leeuwenhoek. 
C) Redi. 
D) Tyndall.

Question 8

Viruses simultaneously contain DNA,RNA,and protein.

Accepted Answer

A) True 
 B)False

Question 9

Scientists recently cloned Louis Pasteur and put him back to work in a modern lab.He promptly developed a gel that breaks down proteins.Since he hasn't been around for some time,he's unsure what the best application for his invention might be.Help him out.What pathogenic item in this gel would be most effective and safe at eliminating?

Accepted Answer

A) Viroids on the surface of agricultural plant tissues 
B) Prions inside the central nervous system of cows 
C) Viruses on the surface of the skin 
D) Bacteria in the intestines of human beings 
E) The fungus that causes athlete's foot between people's toes 
A) Viroids on the surface of agricultural plant tissues 
B) Prions inside the central nervous system of cows 
C) Viruses on the surface of the skin 
D) Bacteria in the intestines of human beings 
E) The fungus that causes athlete's foot between people's toes

Question 10

The structures present in the hay infusions used in experiments on spontaneous generation that made them difficult to sterilize are

Accepted Answer

A) chlorophyll. 
B) toxins. 
C) organelles. 
D) endospores. 
A) chlorophyll. 
B) toxins. 
C) organelles. 
D) endospores.

Question 11

A new organism was found that was unicellular and 1 cm long.The "large" size of this organism alone would

Accepted Answer

A) mean that it could not be a bacterium. 
B) mean that it had to be a protista. 
C) mean little. 
D) mean that it had to be in the domain eukarya. 
A) mean that it could not be a bacterium. 
B) mean that it had to be a protista. 
C) mean little. 
D) mean that it had to be in the domain eukarya.

Question 12

The cell types that lack a membrane-bound nucleus are found in the

Accepted Answer

A) eukaryotes. 
B) prokaryotes. 
C) archaea. 
D) protista. 
E) prokaryotes AND archaea. 
A) eukaryotes. 
B) prokaryotes. 
C) archaea. 
D) protista. 
E) prokaryotes AND archaea.

Question 13

Viroids are naked (lacking a protein shell)pieces of DNA that infect plants.

Accepted Answer

A) True 
 B)False

Question 14

Prions

Accepted Answer

A) are only composed of RNA. 
B) are only composed of DNA. 
C) are only composed of protein. 
D) cause diseases in plants. 
E) are only composed of RNA AND cause diseases in plants. 
A) are only composed of RNA. 
B) are only composed of DNA. 
C) are only composed of protein. 
D) cause diseases in plants. 
E) are only composed of RNA AND cause diseases in plants.

Question 15

Bacteria are useful to study because

Accepted Answer

A) they produce protein in a similar manner to more complex organisms. 
B) they replicate DNA in a similar manner to more complex organisms. 
C) they produce energy in a similar manner to more complex organisms. 
D) they are grown quickly,easily,and cheaply. 
E) All of the choices are correct. 
A) they produce protein in a similar manner to more complex organisms. 
B) they replicate DNA in a similar manner to more complex organisms. 
C) they produce energy in a similar manner to more complex organisms. 
D) they are grown quickly,easily,and cheaply. 
E) All of the choices are correct.

Question 16

The scientific name of an organism indicates its domain.

Accepted Answer

A) True 
 B)False

Question 17

Organisms

Accepted Answer

A) may be classified in four domains. 
B) may be classified in three domains. 
C) probably do not have a common ancestor. 
D) have never shared genes between domains. 
E) may be classified in three domains,probably do not have a common ancestor,AND have never shared genes between domains. 
A) may be classified in four domains. 
B) may be classified in three domains. 
C) probably do not have a common ancestor. 
D) have never shared genes between domains. 
E) may be classified in three domains,probably do not have a common ancestor,AND have never shared genes between domains.

Question 18

Microorganisms are involved in

Accepted Answer

A) causing disease. 
B) curing/treating disease. 
C) preparing food. 
D) cleaning up pollutants. 
E) All of the choices are correct. 
A) causing disease. 
B) curing/treating disease. 
C) preparing food. 
D) cleaning up pollutants. 
E) All of the choices are correct.

Question 19

The scientific name of an organism includes its

Accepted Answer

A) family and genus. 
B) first name and last name. 
C) genus and species. 
D) domain. 
E) genus and species AND domain. 
A) family and genus. 
B) first name and last name. 
C) genus and species. 
D) domain. 
E) genus and species AND domain.

Question 20

The Golden Age of Medical Microbiology

Accepted Answer

A) occurred during the late 1800s to early 1900s. 
B) started in the 1990s with the advent of genetic engineering. 
C) is a time when the knowledge of and techniques to work with bacteria blossomed. 
D) was when people realized that diseases could be caused by invisible agents. 
E) occurred during the late 1800s to early 1900s,is a time when the knowledge of and techniques to work with bacteria blossomed AND was when people realized that diseases could be caused by invisible agents. 
A) occurred during the late 1800s to early 1900s. 
B) started in the 1990s with the advent of genetic engineering. 
C) is a time when the knowledge of and techniques to work with bacteria blossomed. 
D) was when people realized that diseases could be caused by invisible agents. 
E) occurred during the late 1800s to early 1900s,is a time when the knowledge of and techniques to work with bacteria blossomed AND was when people realized that diseases could be caused by invisible agents.

Exam 1: Humans and the Microbial World

Eucarya

Cellulose is a major component of plants and is only directly digested by

The work of Tyndall and Cohn

The size of an organism determines its domain.

If while investigating spontaneous generation,Pasteur had his laboratory located in a stable

Smallpox

The word "animalcule" was coined by

Viruses simultaneously contain DNA,RNA,and protein.

The structures present in the hay infusions used in experiments on spontaneous generation that made them difficult to sterilize are

A new organism was found that was unicellular and 1 cm long.The "large" size of this organism alone would

The cell types that lack a membrane-bound nucleus are found in the

Viroids are naked (lacking a protein shell)pieces of DNA that infect plants.

Prions

Bacteria are useful to study because

The scientific name of an organism indicates its domain.

Organisms

Microorganisms are involved in

The scientific name of an organism includes its

The Golden Age of Medical Microbiology

The Molecules of Life

Microscopy and Cell Structure

Dynamics of Prokaryotic Growth

Control of Microbial Growth

Metabolism: Fueling Cell Growth

The Blueprint of Life, From DNA to Protein

Bacterial Genetics

Biotechnology and Recombinant DNA

Identification and Classification of Prokaryotic Organisms

The Diversity of Prokaryotic Organisms

The Eukaryotic Members of the Microbial World

Viruses, Viroids, and Prions

The Innate Immune Response

The Adaptive Immune Response

Host-Microbe Interactions

Immunologic Disorders

Applications of Immune Responses

Epidemiology

Antimicrobial Medications

Respiratory System Infections

Skin Infections

Wound Infections

Digestive System Infections

Genitourinary Tract Infections

Filters