Question 1

A bacterium capable of causing disease in a host is a(n)________.

Accepted Answer

The answer of A bacterium capable of causing disease in...

Question 2

Bacteria are multicellular microbes. True or False?

Accepted Answer

A) True 
 B)False

Question 3

Lyme disease is caused by:

Accepted Answer

A) Clostridium botulinum. 
B) Borellia burgdorferi. 
C) contaminated water. 
D) nitrogen-fixing bacteria. 
E) rats. 
A) Clostridium botulinum. 
B) Borellia burgdorferi. 
C) contaminated water. 
D) nitrogen-fixing bacteria. 
E) rats.

Question 4

Because viruses have limited genetic material, their mutation rates are very low. True or False?

Accepted Answer

A) True 
 B)False

Question 5

The oldest endospores to be revived and cultured to produce live bacteria are:

Accepted Answer

A) 250 years old. 
B) 2,500 years old. 
C) 25,000 years old. 
D) 250,000 years old. 
E) 250 million years old. 
A) 250 years old. 
B) 2,500 years old. 
C) 25,000 years old. 
D) 250,000 years old. 
E) 250 million years old.

Question 6

Through which process are bacteria able to exchange genetic material?

Accepted Answer

A) endospore formation 
B) photosynthesis 
C) conjugation 
D) sexual reproduction 
E) anaerobic respiration 
A) endospore formation 
B) photosynthesis 
C) conjugation 
D) sexual reproduction 
E) anaerobic respiration

Question 7

Which of the following consist of a protein coat surrounding a molecule of genetic material?

Accepted Answer

A) bacteria 
B) prions 
C) viruses 
D) protists 
E) archaea 
A) bacteria 
B) prions 
C) viruses 
D) protists 
E) archaea

Question 8

You discover a new "thing." It has only RNA as a nucleic acid and lacks both a membrane and cytoplasm. This "thing" is a(n):

Accepted Answer

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

Question 9

Oil spills are sprayed with bacterial cultures in order to:

Accepted Answer

A) kill the bacteria. 
B) make the oil easier to wash away. 
C) break down the oil. 
D) prevent the oil from sticking to wildlife. 
E) detoxify the oil. 
A) kill the bacteria. 
B) make the oil easier to wash away. 
C) break down the oil. 
D) prevent the oil from sticking to wildlife. 
E) detoxify the oil.

Question 10

Disease-causing bacteria are called:

Accepted Answer

A) archaea. 
B) protozoa. 
C) viroids. 
D) pathogens. 
E) cyanobacteria. 
A) archaea. 
B) protozoa. 
C) viroids. 
D) pathogens. 
E) cyanobacteria.

Question 11

Which of the follow is not alive?

Accepted Answer

A) bacterium 
B) virus 
C) cyanobacterium 
D) protist 
E) plant 
A) bacterium 
B) virus 
C) cyanobacterium 
D) protist 
E) plant

Question 12

Herpes is caused by:

Accepted Answer

A) bacteria. 
B) prions. 
C) viruses. 
D) viroids. 
E) fungi. 
A) bacteria. 
B) prions. 
C) viruses. 
D) viroids. 
E) fungi.

Question 13

A virus basically consists of:

Accepted Answer

A) RNA or DNA and a membrane. 
B) RNA or DNA and a protein coat. 
C) proteins and a cell membrane. 
D) RNA or DNA and enzymes. 
E) enzymes and a protein coat. 
A) RNA or DNA and a membrane. 
B) RNA or DNA and a protein coat. 
C) proteins and a cell membrane. 
D) RNA or DNA and enzymes. 
E) enzymes and a protein coat.

Question 14

Sex pili are prokaryotic structures that are used:

Accepted Answer

A) during binary fission. 
B) for movement. 
C) for adhering to surfaces. 
D) during conjugation. 
E) for gathering prey. 
A) during binary fission. 
B) for movement. 
C) for adhering to surfaces. 
D) during conjugation. 
E) for gathering prey.

Question 15

Viruses contain both DNA and RNA. True or False?

Accepted Answer

A) True 
 B)False

Question 16

Nitrogen-fixing bacteria remove nitrogen from plants and return it to the soil. True or False?

Accepted Answer

A) True 
 B)False

Question 17

How do members of Archaea differ from the Bacteria?

Accepted Answer

Bacterial cell walls contain p

Question 18

Which of the following plants contains nitrogen-fixing bacteria in their root nodules?

Accepted Answer

A) corn 
B) soybeans 
C) tomatoes 
D) potatoes 
E) oranges 
A) corn 
B) soybeans 
C) tomatoes 
D) potatoes 
E) oranges

Question 19

________ is the process by which bacteria return nutrients to the soil.

Accepted Answer

The answer of ________ is the process by which bacteria...

Question 20

The bacterium in the figure contains a(n):

Accepted Answer

A) virus. 
B) nucleus. 
C) endospore. 
D) biofilm. 
E) prion. 
A) virus. 
B) nucleus. 
C) endospore. 
D) biofilm. 
E) prion.

Exam 19: The Diversity of Prokaryotes and Viruses

A bacterium capable of causing disease in a host is a(n)________.

Bacteria are multicellular microbes. True or False?

Lyme disease is caused by:

Because viruses have limited genetic material, their mutation rates are very low. True or False?

The oldest endospores to be revived and cultured to produce live bacteria are:

Through which process are bacteria able to exchange genetic material?

Which of the following consist of a protein coat surrounding a molecule of genetic material?

You discover a new "thing." It has only RNA as a nucleic acid and lacks both a membrane and cytoplasm. This "thing" is a(n):

Oil spills are sprayed with bacterial cultures in order to:

Disease-causing bacteria are called:

Which of the follow is not alive?

Herpes is caused by:

A virus basically consists of:

Sex pili are prokaryotic structures that are used:

Viruses contain both DNA and RNA. True or False?

Nitrogen-fixing bacteria remove nitrogen from plants and return it to the soil. True or False?

How do members of Archaea differ from the Bacteria?

Which of the following plants contains nitrogen-fixing bacteria in their root nodules?

________ is the process by which bacteria return nutrients to the soil.

The bacterium in the figure contains a(n):

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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