Question 1

In a typical member of Polypodiopsida, the:

Accepted Answer

A) antheridia and archegonia form on the prothallus. 
B) gametophyte persists long after the sporophyte has become independent. 
C) roots develop by circinate vernation. 
D) sporangia are produced on the upper surface of the leaves. 
E) rhizomes are the most conspicuous part of the sporophyte. 
A) antheridia and archegonia form on the prothallus. 
B) gametophyte persists long after the sporophyte has become independent. 
C) roots develop by circinate vernation. 
D) sporangia are produced on the upper surface of the leaves. 
E) rhizomes are the most conspicuous part of the sporophyte.

Question 2

The vascular tissue system is embedded in the ground tissue system.

Accepted Answer

A) True 
 B)False

Question 3

Heterospory differs from homospory in that heterospory involves:

Accepted Answer

A) gametophytes with endosporic development. 
B) larger gametophytes. 
C) bisexual gametophytes. 
D) spores differentiated on the basis of size not function. 
E) different types of spores produced in the same sporangium. 
A) gametophytes with endosporic development. 
B) larger gametophytes. 
C) bisexual gametophytes. 
D) spores differentiated on the basis of size not function. 
E) different types of spores produced in the same sporangium.

Question 4

The cork cambium is a(n) ______ meristem that produces________.

Accepted Answer

A) apical; ground tissue 
B) apical; cork 
C) lateral; phloem 
D) lateral; xylem 
E) lateral; periderm 
A) apical; ground tissue 
B) apical; cork 
C) lateral; phloem 
D) lateral; xylem 
E) lateral; periderm

Question 5

In the club moss life cycle:

Accepted Answer

A) the gametophytes are unisexual. 
B) a gametophyte may produce a series of sporophytes. 
C) water is not required for fertilization. 
D) microphylls, but not strobili, are formed. 
E) the sporophyte does not usually become independent of the gametophyte. 
A) the gametophytes are unisexual. 
B) a gametophyte may produce a series of sporophytes. 
C) water is not required for fertilization. 
D) microphylls, but not strobili, are formed. 
E) the sporophyte does not usually become independent of the gametophyte.

Question 6

Which of the following statements about reproduction in vascular plants is FALSE?

Accepted Answer

A) The eggs are nonmotile. 
B) The gametophyte is structurally more complex than the sporophyte. 
C) All vascular plants are oogamous. 
D) There is an alternation of heteromorphic generations. 
E) The sporophyte is the dominant phase of the life cycle. 
A) The eggs are nonmotile. 
B) The gametophyte is structurally more complex than the sporophyte. 
C) All vascular plants are oogamous. 
D) There is an alternation of heteromorphic generations. 
E) The sporophyte is the dominant phase of the life cycle.

Question 7

Microphylls are associated with stems possessing protosteles.

Accepted Answer

A) True 
 B)False

Question 8

What do ALL steles have in common?

Accepted Answer

A) primary xylem and primary phloem 
B) a pith 
C) leaf gaps 
D) dermal tissue 
E) vascular and cork cambia 
A) primary xylem and primary phloem 
B) a pith 
C) leaf gaps 
D) dermal tissue 
E) vascular and cork cambia

Question 9

In Lycopodium, the sporangia are borne on microsporophylls and megasporophylls.

Accepted Answer

A) True 
 B)False

Question 10

The conducting cells of the phloem are called:

Accepted Answer

A) tracheids. 
B) vessel elements. 
C) leaf traces. 
D) sieve elements. 
E) hydroids. 
A) tracheids. 
B) vessel elements. 
C) leaf traces. 
D) sieve elements. 
E) hydroids.

Question 11

The blade of a megaphyll contains only a single vein.

Accepted Answer

A) True 
 B)False

Question 12

______ is a genus of phylum Monilophyta, order Ophioglossales.

Accepted Answer

A) Azolla 
B) Psaronius 
C) Botrychium 
D) Salvinia 
E) Trichomanes 
A) Azolla 
B) Psaronius 
C) Botrychium 
D) Salvinia 
E) Trichomanes

Question 13

In the evolution of vascular plants, there is a trend toward the:

Accepted Answer

A) above-ground parts becoming structurally similar to the below-ground parts. 
B) progressive reduction of the sporophyte. 
C) sporophyte becoming nutritionally dependent on the gametophyte. 
D) increased protection of the gametophyte by the sporophyte. 
E) production of seeds in all lineages. 
A) above-ground parts becoming structurally similar to the below-ground parts. 
B) progressive reduction of the sporophyte. 
C) sporophyte becoming nutritionally dependent on the gametophyte. 
D) increased protection of the gametophyte by the sporophyte. 
E) production of seeds in all lineages.

Question 14

Which of the following statements about the phylum Rhyniophyta is FALSE?

Accepted Answer

A) They are the earliest well-known vascular plants. 
B) They lived during the mid-Silurian. 
C) They were differentiated into stems, roots, and leaves. 
D) They had dichotomously branching stems. 
E) They were homosporous. 
A) They are the earliest well-known vascular plants. 
B) They lived during the mid-Silurian. 
C) They were differentiated into stems, roots, and leaves. 
D) They had dichotomously branching stems. 
E) They were homosporous.

Question 15

Which of the following is NOT an evolutionary trend in the vascular plants?

Accepted Answer

A) Nutritional dependency of the gametophyte on the sporophyte 
B) Reduction in size of the gametophyte 
C) Reduction in complexity of the gametophyte 
D) Increased prominence of antheridia and archegonia 
E) Decreased reliance on water for transferring sperm to egg 
A) Nutritional dependency of the gametophyte on the sporophyte 
B) Reduction in size of the gametophyte 
C) Reduction in complexity of the gametophyte 
D) Increased prominence of antheridia and archegonia 
E) Decreased reliance on water for transferring sperm to egg

Question 16

An example of a water fern that produces bean-shaped sporocarps is:

Accepted Answer

A) Azolla. 
B) Salvinia. 
C) Marsilea. 
D) Botrychium. 
E) Ophioglossum. 
A) Azolla. 
B) Salvinia. 
C) Marsilea. 
D) Botrychium. 
E) Ophioglossum.

Question 17

Each leaf of Isoetes is a potential sporophyll, capable of bearing either megasporangia or microsporangia.

Accepted Answer

A) True 
 B)False

Question 18

______ is a water fern that bears sporangia on submerged, rootlike leaves.

Accepted Answer

A) Azolla 
B) Salvinia 
C) Marsilea 
D) Botrychium 
E) Ophioglossum 
A) Azolla 
B) Salvinia 
C) Marsilea 
D) Botrychium 
E) Ophioglossum

Question 19

The Zosterophyllophyta differ from the Rhyniophyta in that the Zosterophyllophyta:

Accepted Answer

A) were homosporous. 
B) were not differentiated into roots, stems, and leaves. 
C) had a protostele. 
D) became extinct. 
E) produced lateral sporangia. 
A) were homosporous. 
B) were not differentiated into roots, stems, and leaves. 
C) had a protostele. 
D) became extinct. 
E) produced lateral sporangia.

Question 20

Horsetails are homosporous plants having jointed stems.

Accepted Answer

A) True 
 B)False

Exam 17: Seedless Vascular Plants

In a typical member of Polypodiopsida, the:

The vascular tissue system is embedded in the ground tissue system.

Heterospory differs from homospory in that heterospory involves:

The cork cambium is a(n) ______ meristem that produces________.

In the club moss life cycle:

Which of the following statements about reproduction in vascular plants is FALSE?

Microphylls are associated with stems possessing protosteles.

What do ALL steles have in common?

In Lycopodium, the sporangia are borne on microsporophylls and megasporophylls.

The conducting cells of the phloem are called:

The blade of a megaphyll contains only a single vein.

______ is a genus of phylum Monilophyta, order Ophioglossales.

In the evolution of vascular plants, there is a trend toward the:

Which of the following statements about the phylum Rhyniophyta is FALSE?

Which of the following is NOT an evolutionary trend in the vascular plants?

An example of a water fern that produces bean-shaped sporocarps is:

Each leaf of Isoetes is a potential sporophyll, capable of bearing either megasporangia or microsporangia.

______ is a water fern that bears sporangia on submerged, rootlike leaves.

The Zosterophyllophyta differ from the Rhyniophyta in that the Zosterophyllophyta:

Horsetails are homosporous plants having jointed stems.

Botany: an Introduction

The Molecular Composition of Plant Cells

The Plant Cell and the Cell Cycle

The Movement of Substances Into and Out of Cells

The Flow of Energy

Respiration

Photosynthesis, Light, and Life

Sexual Reproduction and Heredity

The Chemistry of Heredity and Gene Expression

Recombinant Dna Technology, Plant Biotechnology, and Genomics

The Process of Evolution

Systematics: the Science of Biological Diversity

Prokaryotes and Viruses

Fungi

Protists: Algae and Heterotrophic Protists

Bryophytes

Gymnosperms

Introduction to the Angiosperms

Evolution of the Angiosperms

Plants and People

Early Development of the Plant Body

Cells and Tissues of the Plant Body

The Root: Structure and Development

The Shoot: Primary Structure and Development

Secondary Growth in Stems

Regulating Growth and Development: the Plant Hormones

External Factors and Plant Growth

Plant Nutrition and Soils

The Movement of Water and Solutes in Plants

The Dynamics of Communities and Ecosystems

Global Ecology

Filters

The cork cambium is a(n) meristem that produces__.