Question 1

Peat mosses are currently harvested and used ______________.

Accepted Answer

A)  as soil additives to increase water retention 
B)  as soil additives to increase soil acidity 
C)  as packing material for live specimens 
D)  in the production of Scotch whiskey 
E)  all of these are current uses for peat mosses 
A)  as soil additives to increase water retention 
B)  as soil additives to increase soil acidity 
C)  as packing material for live specimens 
D)  in the production of Scotch whiskey 
E)  all of these are current uses for peat mosses E

Question 2

A moss protonema

Accepted Answer

A)  has diploid cells. 
B)  develops archegonia and antheridia. 
C)  produces paraphyses. 
D)  develops from a spore mother cell. 
E)  produces "leafy" buds. 
A)  has diploid cells. 
B)  develops archegonia and antheridia. 
C)  produces paraphyses. 
D)  develops from a spore mother cell. 
E)  produces "leafy" buds. E

Question 3

Bryophytes have an alternation of generations in which the _____ is the dominant generation, unlike vascular plants where the _____ is the dominant generation.

Accepted Answer

A)  sporophyte; gametophyte 
B)  gametophyte; haplophyte 
C)  gametophyte; sporophyte 
D)  sporophyte; diplophyte 
E)  sporophyte; sporophyte 
A)  sporophyte; gametophyte 
B)  gametophyte; haplophyte 
C)  gametophyte; sporophyte 
D)  sporophyte; diplophyte 
E)  sporophyte; sporophyte C

Question 4

Since the sperm of mosses are not flagellated, mosses can grow in dry habitats.

Accepted Answer

A) True 
 B)False

Question 5

Which of the following bryophytes has a sporophyte with a meristem just above the foot?

Accepted Answer

A)  "leafy" liverworts. 
B)  thalloid liverworts. 
C)  peat mosses. 
D)  hornworts. 
E)  rock mosses. 
A)  "leafy" liverworts. 
B)  thalloid liverworts. 
C)  peat mosses. 
D)  hornworts. 
E)  rock mosses.

Question 6

Mosses and liverworts produce embryos that are contained in the archegonium.

Accepted Answer

A) True 
 B)False

Question 7

___________ is a common thalloid liverwort.

Accepted Answer

A)  Anthoceros 
B)  Mnium 
C)  Marchantia 
D)  Equisetum 
E)  Psilotum 
A)  Anthoceros 
B)  Mnium 
C)  Marchantia 
D)  Equisetum 
E)  Psilotum

Question 8

Rhizoids take up water through their xylem.

Accepted Answer

A) True 
 B)False

Question 9

The mother cells within the sporangia on the sporophyte plant undergo _________________ to produce spores.

Accepted Answer

A)  fertilization 
B)  meiosis 
C)  mitosis 
D)  cell division 
E)  sexual reproduction 
A)  fertilization 
B)  meiosis 
C)  mitosis 
D)  cell division 
E)  sexual reproduction

Question 10

Archegoniophores and antheridiophores are features of

Accepted Answer

A)  hornworts. 
B)  thalloid liverworts. 
C)  dung mosses. 
D)  peat mosses. 
E)  "leafy" liverworts. 
A)  hornworts. 
B)  thalloid liverworts. 
C)  dung mosses. 
D)  peat mosses. 
E)  "leafy" liverworts.

Question 11

Hornworts reproduce asexually as a result of lobes of the thallus becoming separated.

Accepted Answer

A) True 
 B)False

Question 12

Which of the following are the lens-shaped pieces of tissue that are produced in cups on a liverwort thallus and become detached to develop independently?

Accepted Answer

A)  "leaves" 
B)  buds 
C)  gemmae 
D)  protonemata 
E)  None of these answers are correct. 
A)  "leaves" 
B)  buds 
C)  gemmae 
D)  protonemata 
E)  None of these answers are correct.

Question 13

Most mosses reproduce asexually by means of gemmae.

Accepted Answer

A) True 
 B)False

Question 14

The transition from an aquatic environment to a terrestrial environment required the development of _______________, which kept plants from drying out when exposed to air.

Accepted Answer

A)  cuticle 
B)  photosynthesis 
C)  sexual reproduction 
D)  flagellated, motile cells 
E)  cell division 
A)  cuticle 
B)  photosynthesis 
C)  sexual reproduction 
D)  flagellated, motile cells 
E)  cell division

Question 15

The function of the gametangia on the gametophyte plant is to produce gametes by the process of

Accepted Answer

A)  asexual reproduction. 
B)  sexual reproduction. 
C)  meiosis. 
D)  fragmentation. 
E)  mitosis. 
A)  asexual reproduction. 
B)  sexual reproduction. 
C)  meiosis. 
D)  fragmentation. 
E)  mitosis.

Question 16

Mosses are found in several different phyla.

Accepted Answer

A) True 
 B)False

Question 17

Liverworts and hornworts are members of the

Accepted Answer

A)  bryophytes. 
B)  anthocerophyta. 
C)  hepaticophyta. 
D)  bryophyta. 
E)  vascular plants. 
A)  bryophytes. 
B)  anthocerophyta. 
C)  hepaticophyta. 
D)  bryophyta. 
E)  vascular plants.

Question 18

The ability of peat mosses to absorb water and their antiseptic qualities led to their use as ________ by early people.

Accepted Answer

A)  bandages 
B)  cloth 
C)  packing for shipping 
D)  food 
E)  All of the above were early uses of peat mosses. 
A)  bandages 
B)  cloth 
C)  packing for shipping 
D)  food 
E)  All of the above were early uses of peat mosses.

Question 19

Hydroids are specialized water conducting cells in some mosses that resemble hollow tubes; however, most water travels up the outside of the plant by capillarity.

Accepted Answer

A) True 
 B)False

Question 20

Meiosis takes place in the stem of mosses.

Accepted Answer

A) True 
 B)False

Exam 20: Introduction to the Plant Kingdom: Bryophytes

Peat mosses are currently harvested and used ______________.

A moss protonema

Bryophytes have an alternation of generations in which the _____ is the dominant generation, unlike vascular plants where the _____ is the dominant generation.

Since the sperm of mosses are not flagellated, mosses can grow in dry habitats.

Which of the following bryophytes has a sporophyte with a meristem just above the foot?

Mosses and liverworts produce embryos that are contained in the archegonium.

___________ is a common thalloid liverwort.

Rhizoids take up water through their xylem.

The mother cells within the sporangia on the sporophyte plant undergo _________________ to produce spores.

Archegoniophores and antheridiophores are features of

Hornworts reproduce asexually as a result of lobes of the thallus becoming separated.

Which of the following are the lens-shaped pieces of tissue that are produced in cups on a liverwort thallus and become detached to develop independently?

Most mosses reproduce asexually by means of gemmae.

The transition from an aquatic environment to a terrestrial environment required the development of _______________, which kept plants from drying out when exposed to air.

The function of the gametangia on the gametophyte plant is to produce gametes by the process of

Mosses are found in several different phyla.

Liverworts and hornworts are members of the

The ability of peat mosses to absorb water and their antiseptic qualities led to their use as ________ by early people.

Hydroids are specialized water conducting cells in some mosses that resemble hollow tubes; however, most water travels up the outside of the plant by capillarity.

Meiosis takes place in the stem of mosses.

What Is Plant Biology

The Nature of Life

Cells

Tissues

Roots and Soils

Stems

Leaves

Flowers, Fruits, and Seeds

Water in Plants

Plant Metabolism

Growth

Meiosis and Alternation of Generation

Genetics

Plant Breeding and Propagation

Evolution

Plant Names and Classification

Domain Kingdombacteria, Domain King-Domarchaea, and Viruses

Kingdom Protista

Kingdom Fungi

The Seedless Vascular Plants: Ferns and Their Relatives

Introduction to Seed Plants: Gymnosperms

Seed Plants: Angiosperms

Flowering Plants and Civilization

Ecology

Biomes

Filters

Bryophytes have an alternation of generations in which the _ is the dominant generation, unlike vascular plants where the _ is the dominant generation.