Question 1

Which of these scientist(s) was/were involved in, among other things, investigating the idea of spontaneous generation?

Accepted Answer

A) Redi 
B) van Leeuwenhoek 
C) Pasteur 
D) Escherich 
E) Redi AND Pasteur 
A) Redi 
B) van Leeuwenhoek 
C) Pasteur 
D) Escherich 
E) Redi AND Pasteur

Question 2

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.

Question 3

Viruses are in the group

Accepted Answer

A) Viridaeae. 
B) Eukarya. 
C) Archaea. 
D) Bacteria. 
E) None of the choices is correct. 
A) Viridaeae. 
B) Eukarya. 
C) Archaea. 
D) Bacteria. 
E) None of the choices is correct.

Question 4

Microorganisms are involved in

Accepted Answer

A) production of medicinal products. 
B) transforming atmospheric nitrogen to a form useful to plants. 
C) food production. 
D) pollution cleanup. 
E) All of the choices are correct. 
A) production of medicinal products. 
B) transforming atmospheric nitrogen to a form useful to plants. 
C) food production. 
D) pollution cleanup. 
E) All of the choices are correct.

Question 5

Spontaneous generation referred to the idea that organisms came from other organisms.

Accepted Answer

A) True 
 B)False

Question 6

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.

Question 7

Why are we concerned at all with monitoring emerging/reemerging diseases?

Accepted Answer

A) These represent growing threats to human health that will require new scientific research and resources to effectively combat. 
B) Because globalization (greater trade and travel between countries) leads to more chances for spread of illnesses into new areas and populations.Monitoring these illnesses will help us to protect people. 
C) Because the speed of travel has increased greatly.With increased speed of travel, it is far more likely that a serious pathogenic threat from one area of the world can spread rapidly across the globe in a very fast manner.We need to monitor the occurrence of these illnesses to try to protect populations. 
D) All of the above. 
A) These represent growing threats to human health that will require new scientific research and resources to effectively combat. 
B) Because globalization (greater trade and travel between countries) leads to more chances for spread of illnesses into new areas and populations.Monitoring these illnesses will help us to protect people. 
C) Because the speed of travel has increased greatly.With increased speed of travel, it is far more likely that a serious pathogenic threat from one area of the world can spread rapidly across the globe in a very fast manner.We need to monitor the occurrence of these illnesses to try to protect populations. 
D) All of the above.

Question 8

HIV/AIDS can be categorized as a new or emerging infectious disease. By putting it into this category, we are effectively saying that

Accepted Answer

A) this infection hasn't been observed in the human population prior to recent (approximately 50 years or sooner) outbreaks. 
B) this disease has been in susceptible populations for centuries, but has only recently achieved infection levels that became detectable. 
C) the infectious agent is still evolving and changing, unlike with older, more established diseases such as plague or polio. 
D) the disease has always been in susceptible populations and causing disease, but we lacked the technology to detect it. 
A) this infection hasn't been observed in the human population prior to recent (approximately 50 years or sooner) outbreaks. 
B) this disease has been in susceptible populations for centuries, but has only recently achieved infection levels that became detectable. 
C) the infectious agent is still evolving and changing, unlike with older, more established diseases such as plague or polio. 
D) the disease has always been in susceptible populations and causing disease, but we lacked the technology to detect it.

Question 9

Which is usually true of Bacteria?

Accepted Answer

A) They are found as rods, spheres, or spirals. 
B) They reproduce by binary fission. 
C) They contain rigid cell walls made of peptidoglycan. 
D) They are found as single cells. 
E) All of the choices are correct. 
A) They are found as rods, spheres, or spirals. 
B) They reproduce by binary fission. 
C) They contain rigid cell walls made of peptidoglycan. 
D) They are found as single cells. 
E) All of the choices are correct.

Question 10

Bioremediation refers to

Accepted Answer

A) rehabilitating wayward bacteria. 
B) using bacteria to clean up pollutants. 
C) vaccine development. 
D) monitoring newly discovered disease organisms. 
A) rehabilitating wayward bacteria. 
B) using bacteria to clean up pollutants. 
C) vaccine development. 
D) monitoring newly discovered disease organisms.

Question 11

The human body only contains bacteria during illness.

Accepted Answer

A) True 
 B)False

Question 12

The opposite results obtained by scientists apparently doing the same experiments in investigating spontaneous generation

Accepted Answer

A) shows the importance of repeating experiments. 
B) shows the importance of exactly duplicating experimental conditions. 
C) led to further experiments that ultimately furthered knowledge. 
D) All of the choices are correct. 
A) shows the importance of repeating experiments. 
B) shows the importance of exactly duplicating experimental conditions. 
C) led to further experiments that ultimately furthered knowledge. 
D) All of the choices are correct.

Question 13

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 14

The scientist usually considered the first to see microorganisms, which he called "animalcules", was

Accepted Answer

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

Question 15

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 16

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 17

The outbreak of measles within the last few years was due to

Accepted Answer

A) mutation of the virus. 
B) change in the environment. 
C) a decline in vaccination of children in the previous years. 
D) increase in sensitivity of detection techniques. 
A) mutation of the virus. 
B) change in the environment. 
C) a decline in vaccination of children in the previous years. 
D) increase in sensitivity of detection techniques.

Question 18

Both viruses and viroids are

Accepted Answer

A) capable of independent reproduction. 
B) obligate intracellular parasites. 
C) interdependent with one another for reproduction. 
D) larger than most bacteria in size. 
A) capable of independent reproduction. 
B) obligate intracellular parasites. 
C) interdependent with one another for reproduction. 
D) larger than most bacteria in size.

Question 19

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 would this gel 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 20

Plants are dependent on microorganisms for

Accepted Answer

A) providing oxygen. 
B) providing water. 
C) changing atmospheric nitrogen to a usable form. 
D) providing carbohydrates. 
A) providing oxygen. 
B) providing water. 
C) changing atmospheric nitrogen to a usable form. 
D) providing carbohydrates.

Exam 1: Humans and the Microbial World

Which of these scientist(s) was/were involved in, among other things, investigating the idea of spontaneous generation?

The work of Tyndall and Cohn

Viruses are in the group

Microorganisms are involved in

Spontaneous generation referred to the idea that organisms came from other organisms.

The Golden Age of Medical Microbiology

Why are we concerned at all with monitoring emerging/reemerging diseases?

HIV/AIDS can be categorized as a new or emerging infectious disease. By putting it into this category, we are effectively saying that

Which is usually true of Bacteria?

Bioremediation refers to

The human body only contains bacteria during illness.

The opposite results obtained by scientists apparently doing the same experiments in investigating spontaneous generation

Prions

The scientist usually considered the first to see microorganisms, which he called "animalcules", was

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

Bacteria are useful to study because

The outbreak of measles within the last few years was due to

Both viruses and viroids are

Plants are dependent on microorganisms for

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 Prokaryotes

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 Infections

Nervous System Infections

Blood and Lymphatic Infections

Hiv Disease and Complications of Immunodeficiency

Microbial Ecology

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

Food Microbiology

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