Question 1

Most bacteria on earth cause human disease.

Accepted Answer

A) True 
 B)False  False

Question 2

Looking at the transmission pattern is shown here,identify the virus that has caused one of the most frightening epidemics of the twenty first century.

Accepted Answer

A) Smallpox 
B) HIV 
C) Ebola 
D) Influenza 
A) Smallpox 
B) HIV 
C) Ebola 
D) Influenza D

Question 3

Which of the following is a way to contract HIV?

Accepted Answer

A) Unprotected vaginal intercourse 
B) Visiting a hospital with HIV patients 
C) Breathing the air of an infected person 
D) Shaking hands with an infected person 
A) Unprotected vaginal intercourse 
B) Visiting a hospital with HIV patients 
C) Breathing the air of an infected person 
D) Shaking hands with an infected person A

Question 4

Prokaryotic cells are larger than eukaryotic cells.

Accepted Answer

A) True 
 B)False

Question 5

Why has it been difficult to make a vaccine against HIV?

Accepted Answer

A) The vaccine is too expensive. 
B) The vaccine is as dangerous to work with as HIV. 
C) The protein coat of an infected cell always looks the same to the immune system. 
D) The HIV virus mutates too quickly for a vaccine to be effective. 
A) The vaccine is too expensive. 
B) The vaccine is as dangerous to work with as HIV. 
C) The protein coat of an infected cell always looks the same to the immune system. 
D) The HIV virus mutates too quickly for a vaccine to be effective.

Question 6

Which of the following is an example of a viral disease?

Accepted Answer

A) Athlete's foot 
B) Influenza 
C) Mad cow disease 
D) Yeast infection 
A) Athlete's foot 
B) Influenza 
C) Mad cow disease 
D) Yeast infection

Question 7

The major difference between prokaryotes and eukaryotes is:

Accepted Answer

A) prokaryotes have organelles and a nucleus while eukaryotes do not. 
B) prokaryotes have unique mitochondria. 
C) eukaryotes have organelles and a nucleus while prokaryotes do not. 
D) prokaryotes, but not eukaryotes, can perform photosynthesis. 
A) prokaryotes have organelles and a nucleus while eukaryotes do not. 
B) prokaryotes have unique mitochondria. 
C) eukaryotes have organelles and a nucleus while prokaryotes do not. 
D) prokaryotes, but not eukaryotes, can perform photosynthesis.

Question 8

What is labeled A in this picture?

Accepted Answer

A) Host DNA 
B) mRNA 
C) Viral cDNA 
D) Reverse transcriptase 
A) Host DNA 
B) mRNA 
C) Viral cDNA 
D) Reverse transcriptase

Question 9

Mad cow disease is caused by:

Accepted Answer

A) protists. 
B) prions. 
C) bacteria. 
D) fungus. 
A) protists. 
B) prions. 
C) bacteria. 
D) fungus.

Question 10

Which of the following is a mode of action of antibiotics?

Accepted Answer

A) Prevention of bacterial invasion 
B) Formation of a cell wall 
C) Destruction of essential viral metabolic pathways 
D) Blockage of DNA and RNA synthesis in bacteria 
A) Prevention of bacterial invasion 
B) Formation of a cell wall 
C) Destruction of essential viral metabolic pathways 
D) Blockage of DNA and RNA synthesis in bacteria

Question 11

Antibiotic resistant MSRA is a serious health threat.

Accepted Answer

A) True 
 B)False

Question 12

One use of 16S RNA is to:

Accepted Answer

A) identify bacteria. 
B) identify viruses. 
C) identify bacterial shape. 
D) determine virulence. 
A) identify bacteria. 
B) identify viruses. 
C) identify bacterial shape. 
D) determine virulence.

Question 13

Europeans were assisted in their conquest of the Americas by:

Accepted Answer

A) the European paradigm. 
B) the introduction of diseases to native populations. 
C) cohort studies. 
D) the scientific method. 
A) the European paradigm. 
B) the introduction of diseases to native populations. 
C) cohort studies. 
D) the scientific method.

Question 14

What is happening in this picture?

Accepted Answer

A) HIV reverse transcriptase makes a cDNA copy of its genetic information from the viral RNA. 
B) The virus attaches to the CD4 receptor of the cell. 
C) The attached viral particle injects both viral RNA and reverse transcriptase into the host cell. 
D) The host cell begins to manufacture more viral particles. 
A) HIV reverse transcriptase makes a cDNA copy of its genetic information from the viral RNA. 
B) The virus attaches to the CD4 receptor of the cell. 
C) The attached viral particle injects both viral RNA and reverse transcriptase into the host cell. 
D) The host cell begins to manufacture more viral particles.

Question 15

One of the best precautions against infectious disease is handwashing.

Accepted Answer

A) True 
 B)False

Question 16

Which of the following is a description of bacterial shape?

Accepted Answer

A) Chains of spheres 
B) Twisted spheres 
C) Chains of twisted rods 
D) Cones 
A) Chains of spheres 
B) Twisted spheres 
C) Chains of twisted rods 
D) Cones

Question 17

Shifts in global climate may trigger the next epidemic of _____ .

Accepted Answer

A) Influenza 
B) Syphilis 
C) Typhoid fever 
D) Cholera 
A) Influenza 
B) Syphilis 
C) Typhoid fever 
D) Cholera

Question 18

What kind of human pathogen does the mosquito carry?

Accepted Answer

A) Prion 
B) Virus 
C) Fungus 
D) Bacteria 
A) Prion 
B) Virus 
C) Fungus 
D) Bacteria

Question 19

The plague has been eradicated in America thanks to the efforts of the WHO.

Accepted Answer

A) True 
 B)False

Question 20

What is indicated by the fact that you are covered inside and out with bacteria?

Accepted Answer

A) Bacteria are taking over. 
B) You are going to get sick. 
C) Most bacteria are harmless and some are even helpful. 
D) You are not clean. 
A) Bacteria are taking over. 
B) You are going to get sick. 
C) Most bacteria are harmless and some are even helpful. 
D) You are not clean.

Exam 10: Infectious Disease and Epidemiology

Most bacteria on earth cause human disease.

Looking at the transmission pattern is shown here,identify the virus that has caused one of the most frightening epidemics of the twenty first century.

Which of the following is a way to contract HIV?

Prokaryotic cells are larger than eukaryotic cells.

Why has it been difficult to make a vaccine against HIV?

Which of the following is an example of a viral disease?

The major difference between prokaryotes and eukaryotes is:

What is labeled A in this picture?

Mad cow disease is caused by:

Which of the following is a mode of action of antibiotics?

Antibiotic resistant MSRA is a serious health threat.

One use of 16S RNA is to:

Europeans were assisted in their conquest of the Americas by:

What is happening in this picture?

One of the best precautions against infectious disease is handwashing.

Which of the following is a description of bacterial shape?

Shifts in global climate may trigger the next epidemic of _____ .

What kind of human pathogen does the mosquito carry?

The plague has been eradicated in America thanks to the efforts of the WHO.

What is indicated by the fact that you are covered inside and out with bacteria?

What Is Life

Where Do We Come From and Where Do We Fit

Life Has a Unique Chemistry

Organization and Communication

Tissues

The Skeletomuscular System

The Nervous System

The Special Senses

Immunity and the Lymphatic System

Cancer

The Cardiovascular System

The Respiratory System: Movement of Air

Nutrition: You Are What You Eat

The Digestive System

The Urinary System

The Endocrine System and Development

The Reproductive Systems: Maintaining the Species

Pregnancy: Development From Conception to Newborn

Inheritance, Genetics, and Molecular Biology

Populations Evolve in Ecosystems

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