Question 1

Among the bryophytes, which of the following contain distinct stemlike axis, small leaves, and rootlike rhizoids?

Accepted Answer

A)  liverworts
B)  hornworts
C)  mosses
D)  algaeE) None of the above
F) A) and B)

Question 2

Which one of the following statements about a typical fern life cycle is false?

Accepted Answer

A)  Sori contain sporangia.
B)  Spores are haploid.
C)  Gametophytes have rhizomes.
D)  Gametes are produced by mitosis.E) A) and B)
F) A) and C) C

Question 3

What is a 15 meter tall tree fern?

Accepted Answer

A)  a gametophyte
B)  haploid
C)  produced by meiosis
D)  a sporophyteE) A) and C)
F) B) and D)

Question 4

The dominant stage in the life cycle of tracheophyte plants is the

Accepted Answer

A)  epiphyte generation.
B)  sporophyte generation.
C)  spore generation.
D)  gametophyte generation.E) A) and C)
F) A) and B)

Question 5

In plants, the sporophyte generation produces _______ as a result of meiosis.

Accepted Answer

The answer of In plants, the sporophyte generation produces _______...

Question 6

The development of tracheids helped land plants to

Accepted Answer

A)  resist desiccation.
B)  protect the genome from UV exposure.
C)  grow to very large sizes.
D)  absorb H2O from stems and leaves.E) A) and B)
F) None of the above

Question 7

Which one of the following traits would be found in a typical fern but not a moss?

Accepted Answer

A)  homospory
B)  tracheids
C)  gametophytes with rhizoids
D)  antheridiaE) B) and D)
F) B) and C)

Question 8

All of the following statements about ferns are correct except

Accepted Answer

A)  ferns flourish in many habitats, but the majority are located in the tropics.
B)  the sporophyte is a conspicuous generation.
C)  the gametophyte is a conspicuous generation.
D)  ferns have underground stems called rhizomes.E) B) and C)
F) All of the above

Question 9

Cooksonia is a genus of very early tracheophyte plants.Unlike modern tracheophytes they only grew to a few centimeters in height.What feature provides the best explanation for their diminutive size?

Accepted Answer

A)  They completely lacked vascular tissues.
B)  They did not have stomata.
C)  They consisted of only photosynthetic stems, not roots or leaves.
D)  Cooksonia species were not autotrophic.E) None of the above
F) A) and B)

Question 10

Which plants are characterized by a conducting system, the possession of cuticles, specialized stems, and roots, stomata, and, in many species, seeds?

Accepted Answer

A)  liverworts
B)  mosses
C)  tracheophyte
D)  horsetailsE) All of the above
F) A) and D)

Question 11

Plants as well as brown, green, and red algae show a basic life cycle which involves the alternation of generations between a(n)

Accepted Answer

A)  spore and pollen.
B)  megaspore and a microspore.
C)  seed and a cone.
D)  sporophyte and a gametophyte.E) A) and D)
F) B) and D)

Question 12

Hepaticophytes lack stomata and tracheids.What would provide evidence to justify their inclusion in the Bryophytes and not the Charophytes?

Accepted Answer

A)  Cellulose in their cell walls
B)  Genes for ABA signalling
C)  The use of chlorophyll
D)  A haplodiplontic lifecycleE) A) and D)
F) A) and C)

Question 13

Plants have a ______ life cycle in which the haploid and diploid stages are multicellular.

Accepted Answer

haplodiplontic

Question 14

To reproduce sexually, bryophytes require

Accepted Answer

A)  heterospory.
B)  free water external to the plant.
C)  high temperatures.
D)  solar energy.E) A) and B)
F) A) and D) B

Question 15

How do lycophytes differ from bryophytes?

Accepted Answer

A)  Lycophytes have tracheids.
B)  Lycophytes produce seeds.
C)  Lycophytes use flowers for reproduction.
D)  The dominant stage in a lycophyte is the gametophyte.E) A) and D)
F) None of the above

Question 16

The aquatic ancestry of bryophytes is most clearly demonstrated by what character?

Accepted Answer

A)  the use of flagellated motile sperm
B)  mycorrhizal associations with fungi
C)  a nutritionally dependent sporophyte
D)  the production of a sporangiumE) C) and D)
F) B) and C)

Question 17

Which one of the following structures in the moss life cycle is not haploid?

Accepted Answer

A)  germinating spore
B)  antheridium
C)  sperm
D)  spore mother cellE) None of the above
F) B) and D)

Question 18

In which of these groups does it appear that the cuticle evolved?

Accepted Answer

A)  Streptophytes
B)  Bryophytes
C)  Algae
D)  Land plantsE) B) and C)
F) A) and C)

Question 19

Which of the following features are common to both moss leaves and true leaves?

Accepted Answer

A)  vascular strands
B)  chlorophyll a and b
C)  all the cells are haploid
D)  except at the midrib only one cell thickE) A) and C)
F) B) and C)

Question 20

The gametophyte is green and nutritionally independent in

Accepted Answer

A)  mosses, liverworts, and ferns.
B)  angiosperms.
C)  gymnosperms.
D)  tracheophytes.E) None of the above
F) A) and D)

Exam 30: Seedless Plants

Among the bryophytes, which of the following contain distinct stemlike axis, small leaves, and rootlike rhizoids?

Correct AnswerverifiedShow Answer

Which one of the following statements about a typical fern life cycle is false?

Correct AnswerverifiedC

What is a 15 meter tall tree fern?

Correct AnswerverifiedShow Answer

The dominant stage in the life cycle of tracheophyte plants is the

Correct AnswerverifiedShow Answer

In plants, the sporophyte generation produces _______ as a result of meiosis.

Correct AnswerverifiedShow Answer

The development of tracheids helped land plants to

Correct AnswerverifiedShow Answer

Which one of the following traits would be found in a typical fern but not a moss?

Correct AnswerverifiedShow Answer

All of the following statements about ferns are correct except

Correct AnswerverifiedShow Answer

Cooksonia is a genus of very early tracheophyte plants.Unlike modern tracheophytes they only grew to a few centimeters in height.What feature provides the best explanation for their diminutive size?

Correct AnswerverifiedShow Answer

Which plants are characterized by a conducting system, the possession of cuticles, specialized stems, and roots, stomata, and, in many species, seeds?

Correct AnswerverifiedShow Answer

Plants as well as brown, green, and red algae show a basic life cycle which involves the alternation of generations between a(n)

Correct AnswerverifiedShow Answer

Hepaticophytes lack stomata and tracheids.What would provide evidence to justify their inclusion in the Bryophytes and not the Charophytes?

Correct AnswerverifiedShow Answer

Plants have a ______ life cycle in which the haploid and diploid stages are multicellular.

Correct Answerverifiedhaplodiplontic

To reproduce sexually, bryophytes require

Correct AnswerverifiedB

How do lycophytes differ from bryophytes?

Correct AnswerverifiedShow Answer

The aquatic ancestry of bryophytes is most clearly demonstrated by what character?

Correct AnswerverifiedShow Answer

Which one of the following structures in the moss life cycle is not haploid?

Correct AnswerverifiedShow Answer

In which of these groups does it appear that the cuticle evolved?

Correct AnswerverifiedShow Answer

Which of the following features are common to both moss leaves and true leaves?

Correct AnswerverifiedShow Answer

The gametophyte is green and nutritionally independent in

Correct AnswerverifiedShow Answer

Correct Answer
verified

Correct Answer
verified
C

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified
haplodiplontic

Correct Answer
verified
B

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified