Question 1

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

Accepted Answer

A) True 
 B)False

Question 2

In bryophytes, fertilization takes places in the:

Accepted Answer

A)  open water. 
B)  capsule. 
C)  seta. 
D)  antheridium. 
E)  archegonium. 
A)  open water. 
B)  capsule. 
C)  seta. 
D)  antheridium. 
E)  archegonium.

Question 3

The protonema of Andreaea consists of ______ of cells.

Accepted Answer

A)  a single row 
B)  two or more rows 
C)  a two-layer-thick plate 
D)  a one-layer-thick plate 
E)  two overlapping plates 
A)  a single row 
B)  two or more rows 
C)  a two-layer-thick plate 
D)  a one-layer-thick plate 
E)  two overlapping plates

Question 4

Bryophytes share all of the following features with charophytes except:

Accepted Answer

A)  the presence of archegonia. 
B)  chloroplasts with well-developed grana. 
C)  flagella that extend from the sides of the cell. 
D)  a nuclear envelope that breaks down during mitosis. 
E)  persistent spindles or phragmoplasts. 
A)  the presence of archegonia. 
B)  chloroplasts with well-developed grana. 
C)  flagella that extend from the sides of the cell. 
D)  a nuclear envelope that breaks down during mitosis. 
E)  persistent spindles or phragmoplasts.

Question 5

Most liverworts develop close symbiotic associations with the:

Accepted Answer

A)  zygomycetes. 
B)  ascomycetes. 
C)  glomeromycetes. 
D)  chytrids. 
E)  basidiomycetes. 
A)  zygomycetes. 
B)  ascomycetes. 
C)  glomeromycetes. 
D)  chytrids. 
E)  basidiomycetes.

Question 6

Hadrom contains:

Accepted Answer

A)  gametes. 
B)  food-conducting cells. 
C)  water-conducting cells. 
D)  spores. 
E)  degenerate nuclei. 
A)  gametes. 
B)  food-conducting cells. 
C)  water-conducting cells. 
D)  spores. 
E)  degenerate nuclei.

Question 7

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 8

Which of the following statements concerning hornworts is FALSE?

Accepted Answer

A)  Some gametophytes have chloroplasts containing a pyrenoid. 
B)  A meristem develops between the foot and the sporangium. 
C)  The sporophyte contains several layers of photosynthetic cells. 
D)  The sporophyte is covered with a cuticle but lacks stomata. 
E)  The sporophyte dehisces longitudinally. 
A)  Some gametophytes have chloroplasts containing a pyrenoid. 
B)  A meristem develops between the foot and the sporangium. 
C)  The sporophyte contains several layers of photosynthetic cells. 
D)  The sporophyte is covered with a cuticle but lacks stomata. 
E)  The sporophyte dehisces longitudinally.

Question 9

When bryophyte spores germinate, they first form juvenile developmental stages called rhizoids.

Accepted Answer

A) True 
 B)False

Question 10

Peat mosses belong to the phylum ______, class ______.

Accepted Answer

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

Question 11

The "cushiony" growth habit is characteristic of epiphytic mosses. ["pattern" meant?]

Accepted Answer

A) True 
 B)False

Question 12

Which of the following statements about stomata is FALSE?

Accepted Answer

A)  Each stoma is bordered by two guard cells. 
B)  They aid in the uptake of CO2. 
C)  They generate a flow of water between sporophyte and gametophyte. 
D)  They occur in all bryophytes. 
E)  They are sites of loss of water vapor. 
A)  Each stoma is bordered by two guard cells. 
B)  They aid in the uptake of CO2. 
C)  They generate a flow of water between sporophyte and gametophyte. 
D)  They occur in all bryophytes. 
E)  They are sites of loss of water vapor.

Question 13

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

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 Marchantia, the mature capsule contains:

Accepted Answer

A)  spores only. 
B)  elaters only. 
C)  gemmae only. 
D)  spores and elaters only. 
E)  spores, elaters, and gemmae. 
A)  spores only. 
B)  elaters only. 
C)  gemmae only. 
D)  spores and elaters only. 
E)  spores, elaters, and gemmae.

Question 16

Which of the following statements about sexual reproduction in bryophytes is FALSE?

Accepted Answer

A)  Sperm are the only flagellated cells produced by bryophytes. 
B)  The zygote is matrotrophic. 
C)  Sex is governed by the distribution of sex chromosomes. 
D)  In the antheridium, the spermatogenous cells are "sterile." 
E)  Chemicals released from the archegonium attract sperm. 
A)  Sperm are the only flagellated cells produced by bryophytes. 
B)  The zygote is matrotrophic. 
C)  Sex is governed by the distribution of sex chromosomes. 
D)  In the antheridium, the spermatogenous cells are "sterile." 
E)  Chemicals released from the archegonium attract sperm.

Question 17

The protonema of Sphagnum is similar to thallus of Coleochaete.

Accepted Answer

A) True 
 B)False

Question 18

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

Accepted Answer

A) True 
 B)False

Question 19

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

Accepted Answer

A) True 
 B)False

Question 20

Which of the following is NOT a characteristic shared by bryophytes and vascular plants?

Accepted Answer

A)  multicellular sporangia 
B)  sporopollenin in spore walls 
C)  tissues produced by an apical meristem 
D)  retention of the embryo within an antheridium 
E)  antheridia and archegonia with sterile jacket layers 
A)  multicellular sporangia 
B)  sporopollenin in spore walls 
C)  tissues produced by an apical meristem 
D)  retention of the embryo within an antheridium 
E)  antheridia and archegonia with sterile jacket layers

Exam 16: Bryophytes

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

In bryophytes, fertilization takes places in the:

The protonema of Andreaea consists of ______ of cells.

Bryophytes share all of the following features with charophytes except:

Most liverworts develop close symbiotic associations with the:

Hadrom contains:

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

Which of the following statements concerning hornworts is FALSE?

When bryophyte spores germinate, they first form juvenile developmental stages called rhizoids.

Peat mosses belong to the phylum ______, class ______.

The "cushiony" growth habit is characteristic of epiphytic mosses. ["pattern" meant?]

Which of the following statements about stomata is FALSE?

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

Bryophytes are a group of organisms at the transition between:

In Marchantia, the mature capsule contains:

Which of the following statements about sexual reproduction in bryophytes is FALSE?

The protonema of Sphagnum is similar to thallus of Coleochaete.

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.

Which of the following is NOT a characteristic shared by bryophytes and vascular plants?

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.

Peat mosses belong to the phylum , class .