Question 1

The sporophytes of mosses are commonly associated with cyanobacteria.

Accepted Answer

A) True 
 B)False  True

Question 2

Leaves of leafy liverworts differ from those of mosses in that liverwort leaves:

Accepted Answer

A) are of equal size. 
B) are spirally arranged. 
C) have a thickened midrib. 
D) are entire rather than lobed or dissected. 
E) are arranged in two rows with a third row of smaller leaves. 
A) are of equal size. 
B) are spirally arranged. 
C) have a thickened midrib. 
D) are entire rather than lobed or dissected. 
E) are arranged in two rows with a third row of smaller leaves. E

Question 3

Bryophytes differ from charophytes in that bryophytes have asymmetrical motile cells.

Accepted Answer

A) True 
 B)False  False

Question 4

When the cells of the ________ disintegrate, they form a tube through which sperm move to the egg.

Accepted Answer

A) neck canal 
B) capsule 
C) calyptra 
D) venter 
E) placenta 
A) neck canal 
B) capsule 
C) calyptra 
D) venter 
E) placenta

Question 5

Sporopollenin is found in _____ of the charophytes, in _____ of the bryophytes, and in ____ of the vascular plants.

Accepted Answer

A) spores; spores; spores 
B) zygotes; zygotes; zygotes 
C) spores; zygotes; zygotes 
D) spores; zygotes; spores. 
E) zygotes; spores; spores 
A) spores; spores; spores 
B) zygotes; zygotes; zygotes 
C) spores; zygotes; zygotes 
D) spores; zygotes; spores. 
E) zygotes; spores; spores

Question 6

Gemmae and gemma cups are directly involved in sexual reproduction.

Accepted Answer

A) True 
 B)False

Question 7

Which of the following statements concerning the transport of nutrients from the gametophyte to the embryo is FALSE?

Accepted Answer

A) Transport is apoplastic. 
B) Transport is facilitated by the placenta. 
C) Transport occurs via plasmodesmata. 
D) The archegonium provides sugars to the embryo. 
E) The archegonium provides amino acids to the embryo. 
A) Transport is apoplastic. 
B) Transport is facilitated by the placenta. 
C) Transport occurs via plasmodesmata. 
D) The archegonium provides sugars to the embryo. 
E) The archegonium provides amino acids to the embryo.

Question 8

Despite a superficial resemblance between their gametophytes, hornworts and thallose liverworts are only distantly related.

Accepted Answer

A) True 
 B)False

Question 9

Leptoids are somewhat similar to a type of food-conducting cells in vascular plants.

Accepted Answer

A) True 
 B)False

Question 10

Hyaline cells are living cells with ringlike and spiral wall thickenings.

Accepted Answer

A) True 
 B)False

Question 11

A major difference between the spore walls of bryophytes and charophytes is that the bryophyte spore walls contain:

Accepted Answer

A) lignin. 
B) sporopollenin. 
C) cellulose. 
D) phenolic materials. 
E) stomata. 
A) lignin. 
B) sporopollenin. 
C) cellulose. 
D) phenolic materials. 
E) stomata.

Question 12

The ________ is located between the sporophyte and gametophyte generations.

Accepted Answer

A) seta 
B) capsule 
C) calyptra 
D) venter 
E) placenta 
A) seta 
B) capsule 
C) calyptra 
D) venter 
E) placenta

Question 13

The protonema of Sphagnum is similar to thallus of Coleochaete.

Accepted Answer

A) True 
 B)False

Question 14

Bryophytes are a group of organisms at the transition between:

Accepted Answer

A) brown algae and algae. 
B) fungi and plants. 
C) green algae and vascular plants. 
D) nonvascular and vascular plants. 
E) aquatic and terrestrial plants. 
A) brown algae and algae. 
B) fungi and plants. 
C) green algae and vascular plants. 
D) nonvascular and vascular plants. 
E) aquatic and terrestrial plants.

Question 15

In bryophytes, sperm must swim through water to reach the egg.

Accepted Answer

A) True 
 B)False

Question 16

In contrast to the ventral portion, the dorsal portion of a thalloid liverwort:

Accepted Answer

A) contains rhizoids. 
B) contains scales. 
C) is thicker. 
D) contains chlorophyll. 
E) is colorless. 
A) contains rhizoids. 
B) contains scales. 
C) is thicker. 
D) contains chlorophyll. 
E) is colorless.

Question 17

The two clades of liverworts are the _______ liverworts and the _______ liverworts.

Accepted Answer

A) complex thalloid; leafy liverworts and simple thalloid 
B) leafy; thalloid 
C) simple thalloid; leafy liverworts and complex thalloid 
D) complex leafy; simple leafy liverworts and thalloid 
E) simple leafy; complex leafy liverworts and thalloid 
A) complex thalloid; leafy liverworts and simple thalloid 
B) leafy; thalloid 
C) simple thalloid; leafy liverworts and complex thalloid 
D) complex leafy; simple leafy liverworts and thalloid 
E) simple leafy; complex leafy liverworts and thalloid

Question 18

The genus ______ is characterized by capsules raised on a pseudopodium.

Accepted Answer

A) Andreaea 
B) Sphagnum 
C) Polytrichum 
D) Anthoceros 
E) Ricciocarpus 
A) Andreaea 
B) Sphagnum 
C) Polytrichum 
D) Anthoceros 
E) Ricciocarpus

Question 19

The sporophyte of Riccia is simpler in structure than the sporophyte of Marchantia.

Accepted Answer

A) True 
 B)False

Question 20

The granite mosses belong to the phylum ______, class ______.

Accepted Answer

A) Bryophyta; Sphagnidae 
B) Bryophyta; Andreaeidae 
C) Bryophyta; Bryidae 
D) Hepatophyta; Sphagnidae 
E) Hepatophyta; Bryidae 
A) Bryophyta; Sphagnidae 
B) Bryophyta; Andreaeidae 
C) Bryophyta; Bryidae 
D) Hepatophyta; Sphagnidae 
E) Hepatophyta; Bryidae

Exam 16: Bryophytes

The sporophytes of mosses are commonly associated with cyanobacteria.

Leaves of leafy liverworts differ from those of mosses in that liverwort leaves:

Bryophytes differ from charophytes in that bryophytes have asymmetrical motile cells.

When the cells of the ________ disintegrate, they form a tube through which sperm move to the egg.

Sporopollenin is found in _____ of the charophytes, in _____ of the bryophytes, and in ____ of the vascular plants.

Gemmae and gemma cups are directly involved in sexual reproduction.

Which of the following statements concerning the transport of nutrients from the gametophyte to the embryo is FALSE?

Despite a superficial resemblance between their gametophytes, hornworts and thallose liverworts are only distantly related.

Leptoids are somewhat similar to a type of food-conducting cells in vascular plants.

Hyaline cells are living cells with ringlike and spiral wall thickenings.

A major difference between the spore walls of bryophytes and charophytes is that the bryophyte spore walls contain:

The ________ is located between the sporophyte and gametophyte generations.

The protonema of Sphagnum is similar to thallus of Coleochaete.

Bryophytes are a group of organisms at the transition between:

In bryophytes, sperm must swim through water to reach the egg.

In contrast to the ventral portion, the dorsal portion of a thalloid liverwort:

The two clades of liverworts are the _______ liverworts and the _______ liverworts.

The genus ______ is characterized by capsules raised on a pseudopodium.

The sporophyte of Riccia is simpler in structure than the sporophyte of Marchantia.

The granite mosses belong to the phylum ______, class ______.

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

Seedless Vascular Plants

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

Sporopollenin is found in ___ of the charophytes, in _ of the bryophytes, and in __ of the vascular plants.

The two clades of liverworts are the _ liverworts and the _ liverworts.

The granite mosses belong to the phylum , class .