Question 1

Anaerobic bacteria require high levels of oxygen to survive. True or False?

Accepted Answer

A) True 
 B)False

Question 2

How do the flagella of bacteria differ from the flagella of archaea?

Accepted Answer

A) Bacterial flagella occur at only one end of the cell. 
B) The flagella of archaea are scattered over the cell surface. 
C) Archaeal flagella are thinner than bacterial flagella. 
D) Bacterial flagella cannot rotate. 
E) Bacterial flagella are used for reproduction. 
A) Bacterial flagella occur at only one end of the cell. 
B) The flagella of archaea are scattered over the cell surface. 
C) Archaeal flagella are thinner than bacterial flagella. 
D) Bacterial flagella cannot rotate. 
E) Bacterial flagella are used for reproduction.

Question 3

Unlike aerobic prokaryotes, anaerobic prokaryotes can obtain energy when ________ is not available.

Accepted Answer

The answer of Unlike aerobic prokaryotes, anaerobic prokaryotes can obtain...

Question 4

Which of the following is within the size range of a typical prokaryote?

Accepted Answer

A) a cell 2 micrometers in diameter 
B) a cell 25 micrometers in diameter 
C) a cell 100 micrometers in diameter 
D) a cell 700 micrometers long 
E) a cell the size of the period at the end of this sentence 
A) a cell 2 micrometers in diameter 
B) a cell 25 micrometers in diameter 
C) a cell 100 micrometers in diameter 
D) a cell 700 micrometers long 
E) a cell the size of the period at the end of this sentence

Question 5

Bacterial cell walls contain:

Accepted Answer

A) cellulose. 
B) chitin. 
C) peptidoglycan. 
D) pectin. 
E) starch. 
A) cellulose. 
B) chitin. 
C) peptidoglycan. 
D) pectin. 
E) starch.

Question 6

Kuru is caused by one of the archaea. True or False?

Accepted Answer

A) True 
 B)False

Question 7

Some archaea can live in boiling water. True or False?

Accepted Answer

A) True 
 B)False

Question 8

Mutations that improve the survival and reproduction of organisms, and thus contribute to the evolution of species, arise rapidly in prokaryotes due to their:

Accepted Answer

A) sexual reproduction. 
B) absence of a nucleus. 
C) cell wall composition. 
D) rapid rate of cell division. 
E) anaerobic metabolism. 
A) sexual reproduction. 
B) absence of a nucleus. 
C) cell wall composition. 
D) rapid rate of cell division. 
E) anaerobic metabolism.

Question 9

Which of the following causes infectious sores on the mucous membranes of the mouth that occur during times of stress?

Accepted Answer

A) Bacillus anthracis 
B) Escherichia 
C) herpes virus 
D) Listeria 
E) prions 
A) Bacillus anthracis 
B) Escherichia 
C) herpes virus 
D) Listeria 
E) prions

Question 10

While examining a hot spring, you find something you haven't seen before. It has a cell membrane, but the cell wall lacks peptidoglycan. It contains both DNA and RNA. The DNA is circular. It would be classified as a(n):

Accepted Answer

A) prion. 
B) bacterium. 
C) archaea. 
D) virus. 
E) fungus. 
A) prion. 
B) bacterium. 
C) archaea. 
D) virus. 
E) fungus.

Question 11

Biofilms are the immune system's way to keep pathogens from colonizing a host. True or False?

Accepted Answer

A) True 
 B)False

Question 12

Which of the following is a normal inhabitant of a cow's digestive tract that can cause harm to people when it contaminates ground beef?

Accepted Answer

A) Clostridium tetani 
B) Streptococcus pneumoniae 
C) Borrelia burgdorferi 
D) Yersinia pestis 
E) Escherichia coli 
A) Clostridium tetani 
B) Streptococcus pneumoniae 
C) Borrelia burgdorferi 
D) Yersinia pestis 
E) Escherichia coli

Question 13

Strep throat is caused by Streptococcus, a type of:

Accepted Answer

A) virus. 
B) bacteria. 
C) prion. 
D) viroid. 
E) archaea. 
A) virus. 
B) bacteria. 
C) prion. 
D) viroid. 
E) archaea.

Question 14

What differentiates gram-positive bacteria from gram-negative bacteria?

Accepted Answer

A) nutrient requirements 
B) the appearance of colonies 
C) the means of locomotion 
D) staining properties 
E) the use of oxygen 
A) nutrient requirements 
B) the appearance of colonies 
C) the means of locomotion 
D) staining properties 
E) the use of oxygen

Question 15

The nodules in the figure are:

Accepted Answer

A) carrying on photosynthesis. 
B) intended to exchange genetic material between the plant and the bacteria. 
C) converting nitrogen gas to a form usable by plants. 
D) intended to hold pathogenic bacteria. 
E) protecting the plant from viroids. 
A) carrying on photosynthesis. 
B) intended to exchange genetic material between the plant and the bacteria. 
C) converting nitrogen gas to a form usable by plants. 
D) intended to hold pathogenic bacteria. 
E) protecting the plant from viroids.

Question 16

Which virus attacks white blood cells?

Accepted Answer

A) rabies 
B) influenza 
C) herpes 
D) HIV 
E) smallpox 
A) rabies 
B) influenza 
C) herpes 
D) HIV 
E) smallpox

Question 17

Binary fission is the method by which bacteria:

Accepted Answer

A) survive extreme conditions for long periods of time. 
B) reproduce. 
C) acquire genetic variation. 
D) move to new locations. 
E) metabolize without oxygen. 
A) survive extreme conditions for long periods of time. 
B) reproduce. 
C) acquire genetic variation. 
D) move to new locations. 
E) metabolize without oxygen.

Exam 19: The Diversity of Prokaryotes and Viruses

Anaerobic bacteria require high levels of oxygen to survive. True or False?

How do the flagella of bacteria differ from the flagella of archaea?

Unlike aerobic prokaryotes, anaerobic prokaryotes can obtain energy when ________ is not available.

Which of the following is within the size range of a typical prokaryote?

Bacterial cell walls contain:

Kuru is caused by one of the archaea. True or False?

Some archaea can live in boiling water. True or False?

Mutations that improve the survival and reproduction of organisms, and thus contribute to the evolution of species, arise rapidly in prokaryotes due to their:

Which of the following causes infectious sores on the mucous membranes of the mouth that occur during times of stress?

While examining a hot spring, you find something you haven't seen before. It has a cell membrane, but the cell wall lacks peptidoglycan. It contains both DNA and RNA. The DNA is circular. It would be classified as a(n):

Biofilms are the immune system's way to keep pathogens from colonizing a host. True or False?

Which of the following is a normal inhabitant of a cow's digestive tract that can cause harm to people when it contaminates ground beef?

Strep throat is caused by Streptococcus, a type of:

What differentiates gram-positive bacteria from gram-negative bacteria?

The nodules in the figure are:

Which virus attacks white blood cells?

Binary fission is the method by which bacteria:

An Introduction to Life on Earth

Atoms, Molecules, and Life

Biological Molecules

Cell Structure and Function

Cell Membrane Structure and Function

Energy Flow in the Life of a Cell

Capturing Solar Energy: Photosynthesis

Harvesting Energy: Glycolysis and Cellular Respiration

The Continuity of Life: Cellular Reproduction

Patterns of Inheritance

Dna: the Molecule of Heredity

Gene Expression and Regulation

Biotechnology

Principles of Evolution

How Populations Evolve

The Origin of Species

The History of Life

Systematics: Seeking Order Amidst Diversity

The Diversity of Protists

The Diversity of Plants

The Diversity of Fungi

Animal Diversity I: Invertebrates

Animal Diversity Ii: Vertebrates

Animal Behavior

Population Growth and Regulation

Community Interactions

How Do Ecosystems Work

Earths Diverse Ecosystems

Conserving Earths Biodiversity

Homeostasis and the Organization of the Animal Body

Circulation

Respiration

Nutrition and Digestion

The Urinary System

Defenses Against Disease

Chemical Control of the Animal Body: the Endocrine System

The Nervous System

The Senses

Action and Support: the Muscles and Skeleton

Animal Reproduction

Animal Development

Plant Anatomy and Nutrient Transport

Plant Reproduction and Development

Plant Responses to the Environment

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