Question 1

Explain how bryophytes are an intermediate between green algae and terrestrial plants.

Accepted Answer

Bryophytes are land-dwelling plants but must be close to water because they are nonvascular and lack the ability to transport water over long distances. Like green algae, they also produce swimming sperm, which means water must be available for fertilization to occur.

Question 2

The characteristic that sets plants apart from photosynthetic protists is the multicellular, dependent embryo.

Accepted Answer

A) True 
 B)False  True

Question 3

-Based on the evolutionary tree, the closest relatives of seed plants are the

Accepted Answer

A)  green algae. 
B)  ferns. 
C)  mosses. 
D)  liverworts. 
A)  green algae. 
B)  ferns. 
C)  mosses. 
D)  liverworts. B

Question 4

-Based on the evolutionary tree, angiosperms are most closely related to

Accepted Answer

A)  mosses. 
B)  green algae. 
C)  liverworts. 
D)  ferns. 
E)  gymnosperms. 
A)  mosses. 
B)  green algae. 
C)  liverworts. 
D)  ferns. 
E)  gymnosperms.

Question 5

Which of these is an advantage shared by early plants that invaded land?

Accepted Answer

A)  Fewer predators 
B)  Increased sunlight availability 
C)  Increased support against gravity 
D)  A and B 
E)  All of the above 
A)  Fewer predators 
B)  Increased sunlight availability 
C)  Increased support against gravity 
D)  A and B 
E)  All of the above

Question 6

One function of the plant cuticle is to increase water uptake by roots.

Accepted Answer

A) True 
 B)False

Question 7

To reduce water loss, stems and leaves are covered with a(n)__________ .

Accepted Answer

The answer of To reduce water loss, stems and leaves...

Question 8

Seeds allowed plants to colonize dry land.

Accepted Answer

A) True 
 B)False

Question 9

The closest living relatives to plants are

Accepted Answer

A)  stoneworts. 
B)  amoebas. 
C)  ciliates. 
D)  foraminferans. 
E)  red algae. 
A)  stoneworts. 
B)  amoebas. 
C)  ciliates. 
D)  foraminferans. 
E)  red algae.

Question 10

Which of the following weather conditions would you expect to have the greatest negative impact on the sexual reproduction of ferns and mosses?

Accepted Answer

A)  Excessively wet and rainy 
B)  The shade of a forest 
C)  Excessively dry for several days 
D)  Moderate temperatures and rainfall 
E)  Above-average temperatures for several days 
A)  Excessively wet and rainy 
B)  The shade of a forest 
C)  Excessively dry for several days 
D)  Moderate temperatures and rainfall 
E)  Above-average temperatures for several days

Question 11

Fruit production requires precious resources. What important benefit does fruit provide?

Accepted Answer

A)  Keeps the seed moist 
B)  Is a means of seed dispersal 
C)  Feeds the embryo 
D)  Prevents consumption of enclosed seeds 
E)  Attracts pollen eaters 
A)  Keeps the seed moist 
B)  Is a means of seed dispersal 
C)  Feeds the embryo 
D)  Prevents consumption of enclosed seeds 
E)  Attracts pollen eaters

Question 12

The __________are the most diverse seedless vascular plants.

Accepted Answer

The answer of The __________are the most diverse seedless vascular...

Question 13

What evidence supports the idea that members of the plant kingdom evolved from ancestral green algae?

Accepted Answer

Plants and green algae have si

Question 14

Cycads are classified as

Accepted Answer

A)  angiosperms. 
B)  bryophytes. 
C)  seedless vascular plants. 
D)  gymnosperms. 
E)  ferns. 
A)  angiosperms. 
B)  bryophytes. 
C)  seedless vascular plants. 
D)  gymnosperms. 
E)  ferns.

Question 15

Specific cells of diploid sporophytes undergo meiosis to produce

Accepted Answer

A)  haploid, single-celled gametes. 
B)  haploid, single-celled spores. 
C)  diploid, multicellular spores. 
D)  diploid, multicellular gametes. 
E)  a diploid, single-celled zygote. 
A)  haploid, single-celled gametes. 
B)  haploid, single-celled spores. 
C)  diploid, multicellular spores. 
D)  diploid, multicellular gametes. 
E)  a diploid, single-celled zygote.

Question 16

While walking in a tropical forest, you come upon a 6 -meter-tall plant that shows no evidence of seed production. The plant is most likely a(n)

Accepted Answer

A)  gymnosperm. 
B)  fern. 
C)  alga. 
D)  bryophyte. 
E)  angiosperm. 
A)  gymnosperm. 
B)  fern. 
C)  alga. 
D)  bryophyte. 
E)  angiosperm.

Question 17

Both plants and green algae store food as

Accepted Answer

A)  chlorophyll. 
B)  cellulose. 
C)  lignin. 
D)  starch. 
E)  lipids. 
A)  chlorophyll. 
B)  cellulose. 
C)  lignin. 
D)  starch. 
E)  lipids.

Question 18

With respect to plant reproduction, there has been an evolutionary trend toward

Accepted Answer

A)  larger fruits. 
B)  increased pollen production. 
C)  greater seed production. 
D)  smaller flowers. 
E)  sporophyte prominence. 
A)  larger fruits. 
B)  increased pollen production. 
C)  greater seed production. 
D)  smaller flowers. 
E)  sporophyte prominence.

Question 19

Sporophytes are multicellular plants that produce__________ .

Accepted Answer

The answer of Sporophytes are multicellular plants that produce__________ ....

Question 20

What group dominated the Carboniferous period and is now burned as coal?

Accepted Answer

A)  Seedless vascular plants 
B)  Conifers 
C)  Algae 
D)  Cycads 
E)  Angiosperms 
A)  Seedless vascular plants 
B)  Conifers 
C)  Algae 
D)  Cycads 
E)  Angiosperms

Exam 22: The Diversity of Plants

Explain how bryophytes are an intermediate between green algae and terrestrial plants.

The characteristic that sets plants apart from photosynthetic protists is the multicellular, dependent embryo.

-Based on the evolutionary tree, the closest relatives of seed plants are the

-Based on the evolutionary tree, angiosperms are most closely related to

Which of these is an advantage shared by early plants that invaded land?

One function of the plant cuticle is to increase water uptake by roots.

To reduce water loss, stems and leaves are covered with a(n)__________ .

Seeds allowed plants to colonize dry land.

The closest living relatives to plants are

Which of the following weather conditions would you expect to have the greatest negative impact on the sexual reproduction of ferns and mosses?

Fruit production requires precious resources. What important benefit does fruit provide?

The __________are the most diverse seedless vascular plants.

What evidence supports the idea that members of the plant kingdom evolved from ancestral green algae?

Cycads are classified as

Specific cells of diploid sporophytes undergo meiosis to produce

While walking in a tropical forest, you come upon a 6 -meter-tall plant that shows no evidence of seed production. The plant is most likely a(n)

Both plants and green algae store food as

With respect to plant reproduction, there has been an evolutionary trend toward

Sporophytes are multicellular plants that produce__________ .

What group dominated the Carboniferous period and is now burned as coal?

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

Cellular Reproduction

Meiosis: the Basis of Sexual 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 Amid Diversity

The Diversity of Prokaryotes and Viruses

The Diversity of Protists

The Diversity of Fungi

Animal Diversity I: Invertebrates

Animal Diversity Ii: Vertebrates

Animal Behavior

Population Growth and Regulation

Community Interactions

Energy Flow and Nutrient Cycling in Ecosystems

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

Filters