Question 1

In horsetails, lycophytes, and whisk ferns, ____​.

Accepted Answer

A)  ​spores give rise to gametophytes 
B)  ​the main plant body is a gametophyte 
C)  ​the sporophyte bears sperm- and egg-producing organs 
D)  ​the gametophyte is the dominant stage in the life cycle 
E)  ​the gametophyte produces spores 
A)  ​spores give rise to gametophytes 
B)  ​the main plant body is a gametophyte 
C)  ​the sporophyte bears sperm- and egg-producing organs 
D)  ​the gametophyte is the dominant stage in the life cycle 
E)  ​the gametophyte produces spores

Question 2

-Four of these statements are true about the structure in the image above. Which statement is FALSE?​

Accepted Answer

A)  ​It is used for reproduction. 
B)  ​It is used for gas exchange. 
C)  ​It is used for water conservation. 
D)  ​It extends across the cuticle. 
E)  ​It is a stoma. 
A)  ​It is used for reproduction. 
B)  ​It is used for gas exchange. 
C)  ​It is used for water conservation. 
D)  ​It extends across the cuticle. 
E)  ​It is a stoma.

Question 3

Four of the following fabrics are made from angiosperms. Which one is the exception?​

Accepted Answer

A)  ​corn 
B)  ​burlap 
C)  ​linen 
D)  ​ramie 
E)  ​hemp 
A)  ​corn 
B)  ​burlap 
C)  ​linen 
D)  ​ramie 
E)  ​hemp

Question 4

A sorus is ____.

Accepted Answer

A)  ​a fern spore 
B)  ​the fern gametophyte 
C)  ​an egg-producing structure 
D)  ​where the sperm are produced 
E)  ​a collection of sporangia 
A)  ​a fern spore 
B)  ​the fern gametophyte 
C)  ​an egg-producing structure 
D)  ​where the sperm are produced 
E)  ​a collection of sporangia

Question 5

A key innovation that helped sporophyte dominant plants survive in high, dry environments is ____.

Accepted Answer

A)  ​flagellated sperm 
B)  ​the cuticle 
C)  ​xylem 
D)  ​phloem 
E)  ​lignin 
A)  ​flagellated sperm 
B)  ​the cuticle 
C)  ​xylem 
D)  ​phloem 
E)  ​lignin

Question 6

Which statement concerning fertilization in ferns is true?​

Accepted Answer

A)  ​The sporophyte grows from a spore. 
B)  ​The process requires water. 
C)  ​The fertilization product is haploid. 
D)  ​A spore is the product of fertilization. 
E)  ​The process occurs outside the egg-producing structure. 
A)  ​The sporophyte grows from a spore. 
B)  ​The process requires water. 
C)  ​The fertilization product is haploid. 
D)  ​A spore is the product of fertilization. 
E)  ​The process occurs outside the egg-producing structure.

Exam 22: The Land Plants

In horsetails, lycophytes, and whisk ferns, ____​.

-Four of these statements are true about the structure in the image above. Which statement is FALSE?​

Four of the following fabrics are made from angiosperms. Which one is the exception?​

A sorus is ____.

A key innovation that helped sporophyte dominant plants survive in high, dry environments is ____.

Which statement concerning fertilization in ferns is true?​

Invitation to Biology

Lifes Chemical Basis

Molecules of Life

Cell Structure and Function

Ground Rules of Metabolism

Where It Starts - Photosynthesis

How Cells Release Chemical Energy

Dna Structure and Function

From Dna to Protein

Gene Control

How Cells Reproduce

Meiosis and Sexual Reproduction

Observing Patterns in Inherited Traits

Chromosomes and Human Inheritance

Studying and Manipulating Genomes

Evidence of Evolution

Processes of Evolution

Organizating Information About Species

Lifes Origin and Early Evolution

Viruses - Bacteria - and Archaea

Protists - the Simplest Eukaryotes

Fungi

Animal Evolution - the Invertibrates

Animal Evolution - the Chordates

Human Evolution

Plant Tissues

Plant Nutrition and Transport

Life Cycles of Flowering Plants

Communication Strategies in Plants

Animal Tissues

Neural Control

Sensory Perception

Endocrine Control

Structural Support and Movement

Circulation

Immunity

Respiration

Digestion and Nutrition

Maintaining the Internal Environment

Animal Reproductive Systems

Animal Development

Animal Behavior

Filters

In horsetails, lycophytes, and whisk ferns, ____.

-Four of these statements are true about the structure in the image above. Which statement is FALSE?

Four of the following fabrics are made from angiosperms. Which one is the exception?

Which statement concerning fertilization in ferns is true?