Question 1

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 2

A peristome is a capsular structure characteristic of members of 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

Question 3

The base of the bryophyte archegonium, called the ______, contains ______.

Accepted Answer

A)  placenta; a single egg 
B)  capsule; spermatogenous cells 
C)  calyptra; several eggs 
D)  venter; a single egg 
E)  seta; spermatogenous cells 
A)  placenta; a single egg 
B)  capsule; spermatogenous cells 
C)  calyptra; several eggs 
D)  venter; a single egg 
E)  seta; spermatogenous cells

Question 4

Hyaline cells are found in the _____ of ______.

Accepted Answer

A)  rhizoids; Sphagnum 
B)  rhizoids; Riccia 
C)  leaves; Andreaea 
D)  leaves; Marchantia 
E)  leaves; Sphagnum 
A)  rhizoids; Sphagnum 
B)  rhizoids; Riccia 
C)  leaves; Andreaea 
D)  leaves; Marchantia 
E)  leaves; Sphagnum

Question 5

Bryophytes produce preprophase bands similar to those found in charophycean algae.

Accepted Answer

A) True 
 B)False

Question 6

The sporophyte of Anthoceros lacks a seta.

Accepted Answer

A) True 
 B)False

Question 7

The evolutionary relatedness between green algae and bryophytes is indicated by the observation that green algae contain ______ plastid(s) per cell and the reproductive cells of many bryophytes contain ______ plastid(s) per cell.

Accepted Answer

A)  1; 1 
B)  2; 2 
C)  1; 2 
D)  2; 1 
E)  3; 3 
A)  1; 1 
B)  2; 2 
C)  1; 2 
D)  2; 1 
E)  3; 3

Question 8

Both bryophytes and charophytes retain their multicellular embryos within the female gametophyte.

Accepted Answer

A) True 
 B)False

Question 9

A perianth is characteristically found in the:

Accepted Answer

A)  thalloid liverworts. 
B)  hornworts. 
C)  mosses. 
D)  leafy liverworts. 
E)  genus Marchantia. 
A)  thalloid liverworts. 
B)  hornworts. 
C)  mosses. 
D)  leafy liverworts. 
E)  genus Marchantia.

Question 10

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.

Question 11

Bryophytes were the first extant plant group to diverge from a monophyletic plant lineage.

Accepted Answer

A) True 
 B)False

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

Which of the following statements about bryophytes is FALSE?

Accepted Answer

A)  They may be "thalloid" or "leafy." 
B)  Some species contain strands with conducting functions. 
C)  They do not have true stems and leaves. 
D)  They have rhizoids that absorb water and nutrients. 
E)  Some species have plasmodesmata with a desmotubule. 
A)  They may be "thalloid" or "leafy." 
B)  Some species contain strands with conducting functions. 
C)  They do not have true stems and leaves. 
D)  They have rhizoids that absorb water and nutrients. 
E)  Some species have plasmodesmata with a desmotubule.

Question 14

Bryophytes are transitional between the charophycean algae and vascular plants.

Accepted Answer

A) True 
 B)False

Question 15

In bryophytes, rhizoids usually:

Accepted Answer

A)  absorb ions. 
B)  absorb water. 
C)  attach to the substrate 
D)  are unicellular. 
E)  are true roots. 
A)  absorb ions. 
B)  absorb water. 
C)  attach to the substrate 
D)  are unicellular. 
E)  are true roots.

Question 16

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 17

At maturity, the sporophyte of most bryophytes consists of the:

Accepted Answer

A)  foot and seta only. 
B)  seta and capsule only. 
C)  capsule and calyptra only. 
D)  foot, seta, and capsule. 
E)  seta, capsule, and calyptra. 
A)  foot and seta only. 
B)  seta and capsule only. 
C)  capsule and calyptra only. 
D)  foot, seta, and capsule. 
E)  seta, capsule, and calyptra.

Question 18

Anthoceros is an example of a:

Accepted Answer

A)  moss. 
B)  hornwort. 
C)  leafy liverwort. 
D)  thalloid liverwort. 
E)  vascular plant. 
A)  moss. 
B)  hornwort. 
C)  leafy liverwort. 
D)  thalloid liverwort. 
E)  vascular plant.

Question 19

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

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

A peristome is a capsular structure characteristic of members of the phylum ______, class ______.

The base of the bryophyte archegonium, called the ______, contains ______.

Hyaline cells are found in the _____ of ______.

Bryophytes produce preprophase bands similar to those found in charophycean algae.

The sporophyte of Anthoceros lacks a seta.

The evolutionary relatedness between green algae and bryophytes is indicated by the observation that green algae contain ______ plastid(s) per cell and the reproductive cells of many bryophytes contain ______ plastid(s) per cell.

Both bryophytes and charophytes retain their multicellular embryos within the female gametophyte.

A perianth is characteristically found in the:

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

Bryophytes were the first extant plant group to diverge from a monophyletic plant lineage.

The ________ is located between the sporophyte and gametophyte generations.

Which of the following statements about bryophytes is FALSE?

Bryophytes are transitional between the charophycean algae and vascular plants.

In bryophytes, rhizoids usually:

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

At maturity, the sporophyte of most bryophytes consists of the:

Anthoceros is an example of a:

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

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

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

A peristome is a capsular structure characteristic of members of the phylum , class .

The base of the bryophyte archegonium, called the , contains .

Hyaline cells are found in the _ of __.

The evolutionary relatedness between green algae and bryophytes is indicated by the observation that green algae contain plastid(s) per cell and the reproductive cells of many bryophytes contain plastid(s) per cell.

The granite mosses belong to the phylum , class .