Question 1

Vibrio cholera is the cause of cholera,and has a single flagellum from one end like a tail.A characteristic of this organism is

Accepted Answer

A) an ability to avoid ingestion by cells in the immune system. 
B) an ability to induce a large antibody response. 
C) an ability to move in the direction opposite the flagellum. 
D) an ability to transmit DNA to other bacteria. 
E) an ability to attach to cells in the host organism's intestines. 
A) an ability to avoid ingestion by cells in the immune system. 
B) an ability to induce a large antibody response. 
C) an ability to move in the direction opposite the flagellum. 
D) an ability to transmit DNA to other bacteria. 
E) an ability to attach to cells in the host organism's intestines.

Question 2

The domain (domains)that contain prokaryotes is (are)

Accepted Answer

A) ArchaeA. 
B) Bacteria. 
C) both Archaea and Bacteria. 
D) Eukarya. 
E) both Bacteria and Eukarya. 
A) ArchaeA. 
B) Bacteria. 
C) both Archaea and Bacteria. 
D) Eukarya. 
E) both Bacteria and Eukarya.

Question 3

Chloroplasts arose by endosymbiosis of ______.

Accepted Answer

A) an aerobic bacterium 
B) a photosynthetic bacterium 
C) an anaerobic bacterium 
D) an aerobic archaeon 
E) a photosynthetic archaeon 
A) an aerobic bacterium 
B) a photosynthetic bacterium 
C) an anaerobic bacterium 
D) an aerobic archaeon 
E) a photosynthetic archaeon

Question 4

Euglena and dinoflagellates have chloroplasts and flagella.This means they are which of the following?

Accepted Answer

A) photosynthetic only 
B) mobile only 
C) multicellular only 
D) both photosynthetic and mobile 
E) both multicellular and mobile 
A) photosynthetic only 
B) mobile only 
C) multicellular only 
D) both photosynthetic and mobile 
E) both multicellular and mobile

Question 5

Mitochondria arose by endosymbiosis of ______.

Accepted Answer

A) an anaerobic bacterium 
B) a photosynthetic bacterium 
C) an aerobic bacterium 
D) an aerobic archaeon 
E) a photosynthetic archaeon 
A) an anaerobic bacterium 
B) a photosynthetic bacterium 
C) an aerobic bacterium 
D) an aerobic archaeon 
E) a photosynthetic archaeon

Question 6

The structure that assembles proteins in the prokaryote is the

Accepted Answer

A) plasmid. 
B) ribosome. 
C) cell membrane. 
D) endospore. 
E) nucleoid. 
A) plasmid. 
B) ribosome. 
C) cell membrane. 
D) endospore. 
E) nucleoid.

Question 7

The primary component making up the cell walls of bacteria is

Accepted Answer

A) peptidoglycan. 
B) glucose. 
C) All answers are correct. 
D) cellulose. 
E) chitin. 
A) peptidoglycan. 
B) glucose. 
C) All answers are correct. 
D) cellulose. 
E) chitin.

Question 8

Mitochondria in algae are thought to have arisen from which source?

Accepted Answer

A) cyanobacteria 
B) anaerobic bacteria 
C) photosynthetic viruses 
D) aerobic bacteria 
E) Algae lack mitochondria. 
A) cyanobacteria 
B) anaerobic bacteria 
C) photosynthetic viruses 
D) aerobic bacteria 
E) Algae lack mitochondria.

Question 9

Pili are bacterial structures used primarily for motility.

Accepted Answer

A) True 
 B)False

Question 10

Malaria is caused by Plasmodium falciparum,a non-motile protist that contains a cluster of microtubules at one end of the cell.Once injected into the bloodstream,these microtubules are used to attach to red blood cells.Plasmodium falciparum is which of the following?

Accepted Answer

A) a protozoan 
B) an alga 
C) a slime mold 
D) a diatom 
E) an apicomplexan 
A) a protozoan 
B) an alga 
C) a slime mold 
D) a diatom 
E) an apicomplexan

Question 11

DNA that is separate and apart from the chromosome in a prokaryote is a(n)

Accepted Answer

A) ribosome. 
B) endospore. 
C) nucleus. 
D) nucleoiD. 
E) plasmid. 
A) ribosome. 
B) endospore. 
C) nucleus. 
D) nucleoiD. 
E) plasmid.

Question 12

Where did the first life on Earth evolve?

Accepted Answer

A) in the ocean 
B) Scientists do not know. 
C) on land 
D) somewhere else in the universe 
E) in a freshwater habitat 
A) in the ocean 
B) Scientists do not know. 
C) on land 
D) somewhere else in the universe 
E) in a freshwater habitat

Question 13

The "endosymbiont theory" states that eukaryotic cells work together to form a multicellular organism.

Accepted Answer

A) True 
 B)False

Question 14

The region of a prokaryotic cell where the bacterial chromosome (DNA)is located in the

Accepted Answer

A) cell membrane. 
B) nucleus. 
C) cell wall. 
D) nucleoiD. 
E) ribosomE. 
A) cell membrane. 
B) nucleus. 
C) cell wall. 
D) nucleoiD. 
E) ribosomE.

Question 15

Because archaea were first found in environments that lacked oxygen or were very hot,acidic,or salty,they were nicknamed "extremophiles."

Accepted Answer

A) True 
 B)False

Question 16

The early report that Stanley Miller had created "Life in a Test Tube" in his experiment to re-create chemical conditions on Earth before life arose was correct.

Accepted Answer

A) True 
 B)False

Question 17

The structures of prokaryotes that are used to transfer DNA from one cell to another are

Accepted Answer

A) sex pili. 
B) flagella. 
C) endospores. 
D) calcium carbonate threads. 
E) cilia. 
A) sex pili. 
B) flagella. 
C) endospores. 
D) calcium carbonate threads. 
E) cilia.

Question 18

A prokaryote that occupies a habitat that is characterized by extreme heat (above 50 degrees Celsius)is a(an)

Accepted Answer

A) thermophile. 
B) acidophile. 
C) halophile. 
D) basophile. 
E) hydrophilE. 
A) thermophile. 
B) acidophile. 
C) halophile. 
D) basophile. 
E) hydrophilE.

Question 19

Cytoplasmic extensions by which some protozoa move are

Accepted Answer

A) ciliA. 
B) flagella. 
C) pseudopodia. 
D) All answers are correct. 
E) pili. 
A) ciliA. 
B) flagella. 
C) pseudopodia. 
D) All answers are correct. 
E) pili.

Question 20

Fungi and plants are similar because they both

Accepted Answer

A) carry out photosynthesis. 
B) have cellulose as the main component of their cell walls. 
C) have glycogen as the main storage carbohydrate. 
D) All answers are correct. 
E) have cell walls. 
A) carry out photosynthesis. 
B) have cellulose as the main component of their cell walls. 
C) have glycogen as the main storage carbohydrate. 
D) All answers are correct. 
E) have cell walls.

Exam 15: Evolution and Diversity of Microbial Life

Vibrio cholera is the cause of cholera,and has a single flagellum from one end like a tail.A characteristic of this organism is

The domain (domains)that contain prokaryotes is (are)

Chloroplasts arose by endosymbiosis of ______.

Euglena and dinoflagellates have chloroplasts and flagella.This means they are which of the following?

Mitochondria arose by endosymbiosis of ______.

The structure that assembles proteins in the prokaryote is the

The primary component making up the cell walls of bacteria is

Mitochondria in algae are thought to have arisen from which source?

Pili are bacterial structures used primarily for motility.

Malaria is caused by Plasmodium falciparum,a non-motile protist that contains a cluster of microtubules at one end of the cell.Once injected into the bloodstream,these microtubules are used to attach to red blood cells.Plasmodium falciparum is which of the following?

DNA that is separate and apart from the chromosome in a prokaryote is a(n)

Where did the first life on Earth evolve?

The "endosymbiont theory" states that eukaryotic cells work together to form a multicellular organism.

The region of a prokaryotic cell where the bacterial chromosome (DNA)is located in the

Because archaea were first found in environments that lacked oxygen or were very hot,acidic,or salty,they were nicknamed "extremophiles."

The early report that Stanley Miller had created "Life in a Test Tube" in his experiment to re-create chemical conditions on Earth before life arose was correct.

The structures of prokaryotes that are used to transfer DNA from one cell to another are

A prokaryote that occupies a habitat that is characterized by extreme heat (above 50 degrees Celsius)is a(an)

Cytoplasmic extensions by which some protozoa move are

Fungi and plants are similar because they both

Scientific Study of Life

The Chemistry of Life

Cells

The Energy of Life

Photosynthesis

How Cells Release Energy

DNA Structure and Gene Function

DNA Replication and Cell Division

Sexual Reproduction and Meiosis

Patterns of Inheritance

DNA Technology

Forces of Evolutionary Change

Evidence of Evolution

Speciation and Extinction

Evolution and Diversity of Plants

Evolution and Diversity of Animals

Population Ecology

Communities and Ecosystems

Preserving Biodiversity

Plant Form and Function

Reproduction and Development of Flowering Plants

Animal Tissues and Organ Systems

Nervous System and the Senses

The Endocrine System

The Skeletal and Muscular Systems

The Circulatory and Respiratory Systems

Regulating Temperature, nutrients, and Body Fluids

The Immune System

Animal Reproduction and Development

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