Question 1

For the ancestors of land plants,supplying water to all cells of the organism would have been possible because

Accepted Answer

A)  algae have vascular tissue that transports water and nutrients to all parts of the organism.
B)  water would simply diffuse into the cells from the surrounding environment.
C)  the circulatory system of algae evolved early in the history of life.
D)  algae take water in through root-like cilia that move water into the cells.
E)  algae have specialized structures called desmosomes that move water into the cells.F) B) and E)
G) C) and D)

Question 2

Fertilization in the mosses is dependent upon

Accepted Answer

A)  insects.
B)  mammals.
C)  water.
D)  wind.
E)  light.F) All of the above
G) B) and E)

Question 3

The site of formation of pollen grains is in the

Accepted Answer

A)  carpel.
B)  sepal.
C)  receptacle.
D)  petal.
E)  stamen.F) A) and B)
G) A) and E)

Question 4

Pine trees have a land-based adaptation.When microsporocytes undergo meiosis to produce microspores,they are then liberated as the

Accepted Answer

A)  embryo sacs.
B)  ovules.
C)  pollen grains.
D)  zygotes.
E)  egg.F) A) and B)
G) C) and E)

Question 5

Which statement is NOT true about ferns?

Accepted Answer

A)  The gametophyte stage lacks vascular tissue.
B)  The sporophyte stage lacks vascular tissue.
C)  Antheridia and archegonia develop on the prothallus of the gametophyte stage.
D)  Fertilization requires moisture for the sperm to swim to the egg within the archegonia.
E)  The sporophyte stage is the dominant generation.F) B) and E)
G) A) and C)

Question 6

What is thought to be the first major derived feature that separates land plants from charophytes?

Accepted Answer

A)  Both charophytes and land plants have chlorophyll b,but only land plants have chlorophyll a.
B)  Both charophytes and land plants store excess carbohydrates,but only land plants use glucose.
C)  Both charophytes and land plants protect their zygotes,but only land plants also protect the resulting embryo.
D)  Both charophytes and land plants are made up of cells,but only land plants have cell walls.
E)  Both charophytes and land plants have cell walls,but only land plants use cellulose in their cell walls.F) A) and C)
G) A) and B)

Question 7

Which of the following is NOT a significant event in the evolution of plants?

Accepted Answer

A)  protection of the embryo
B)  evolution of vascular tissue
C)  evolution of the seed
D)  evolution of the flower
E)  evolution of the rhizoidF) A) and B)
G) B) and E)

Question 8

Compared to the moss,the fern is better adapted to life on land because the fern

Accepted Answer

A)  produces seeds,but the moss does not.
B)  does not have a swimming sperm,but the moss does.
C)  does not have a gametophyte generation,but the moss does.
D)  has vascular tissue,but the moss does not.
E)  can be found in dry areas,but moss cannot.F) C) and D)
G) A) and C)

Question 9

In the pine life cycle,a microspore develops into

Accepted Answer

A)  a seed.
B)  a sporophyte.
C)  a pollen grain.
D)  a megaspore.
E)  an ovule.F) B) and C)
G) A) and B)

Question 10

A megasporocyte would be found in the

Accepted Answer

A)  ovary.
B)  stigma.
C)  anther.
D)  filament.
E)  style.F) B) and D)
G) A) and C)

Question 11

A major evolutionary trend among plants is

Accepted Answer

A)  a reduction in the size of the gametophyte and an increase in the size of the sporophyte.
B)  a reduction in the size of the sporophyte and an increase in the size of the gametophyte.
C)  an increase in the size of both the sporophyte and the gametophyte.
D)  a decrease in the size of both the sporophyte and the gametophyte.
E)  the sporophyte nor the gametophyte have evolved in plants and are basically the same size for all plant types.F) A) and C)
G) A) and B)

Question 12

Which of these statements is NOT true about fertilization in a fern plant?

Accepted Answer

A)  An egg is produced in an archegonium.
B)  A sperm is produced in an antheridium.
C)  The sperm is carried by the wind to the egg.
D)  The eggs and sperm are produced on the same plant.
E)  Eggs and sperm are produced by the gametophyte generation.F) None of the above
G) A) and E)

Question 13

Showy flowers are most likely pollinated by

Accepted Answer

A)  wind only.
B)  insects only.
C)  birds only.
D)  water only.
E)  insects or birds.F) A) and C)
G) B) and E)

Question 14

The fiddlehead is a _______ that unfolds into a ______.

Accepted Answer

A)  diploid gametophyte; fern frond
B)  diploid sporophyte; fern frond
C)  haploid sporophyte; fern frond
D)  haploid gametophyte; fern frond
E)  diploid gametophyte; moss plantF) A) and B)
G) C) and D)

Question 15

Swimming sperm are produced in the ____ of the moss gametophyte stage.

Accepted Answer

A)  antheridia
B)  archegonia
C)  rhizoids
D)  protonema
E)  soriF) D) and E)
G) A) and B)

Question 16

Psilotum are most closely related to

Accepted Answer

A)  angiosperms.
B)  gymnosperms.
C)  conifers.
D)  green algae.
E)  ferns.F) A) and D)
G) A) and B)

Question 17

Which sequence is correct in the life cycle of alternation of generations?

Accepted Answer

A)  gametophyte →\rightarrow→  spores →\rightarrow→ sporophyte
B)  gametophyte  →\rightarrow→  gametes  →\rightarrow→ spores  →\rightarrow→ sporophyte
C)  gametophyte  →\rightarrow→  gametes →\rightarrow→  zygote  →\rightarrow→  spores  →\rightarrow→  sporophyte
D)  gametophyte  →\rightarrow→  spores  →\rightarrow→ gametes  →\rightarrow→  zygote  →\rightarrow→ sporophyte
E)  gametophyte  →\rightarrow→ gametes  →\rightarrow→ zygote  →\rightarrow→  sporophyte  →\rightarrow→  spores F) A) and B)
G) A) and C)

Question 18

A leafy plant with no true roots,no stem,and rhizoids that grow into the soil from the leaf-like structure is a

Accepted Answer

A)  rose.
B)  liverwort.
C)  conifer.
D)  ginkgo.
E)  fern.F) B) and C)
G) C) and D)

Question 19

The structure found in nonvascular plants that anchors them to the soil and may serve in asexual reproduction is called the

Accepted Answer

A)  antheridia
B)  archegonia
C)  rhizoid
D)  protonema
E)  soriF) A) and B)
G) A) and E)

Question 20

Which statement is NOT true about the life cycle of gymnosperms?

Accepted Answer

A)  The sporophyte is diploid.
B)  The sporophyte produces two distinct types of spores.
C)  The megasporocyte develops into the pollen grain.
D)  The microsporocyte develops into the pollen grain.
E)  Two nonflagellated sperm are released by the male gametophyte.F) All of the above
G) None of the above

Exam 30: Plants

Psilotum are most closely related to

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A leafy plant with no true roots,no stem,and rhizoids that grow into the soil from the leaf-like structure is a

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What is thought to be the first major derived feature that separates land plants from charophytes?

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The structure found in nonvascular plants that anchors them to the soil and may serve in asexual reproduction is called the

Correct AnswerverifiedShow Answer

The site of formation of pollen grains is in the

Correct AnswerverifiedShow Answer

Which statement is NOT true about ferns?

Correct AnswerverifiedShow Answer

Which of the following is NOT a significant event in the evolution of plants?

Correct AnswerverifiedShow Answer

Pine trees have a land-based adaptation.When microsporocytes undergo meiosis to produce microspores,they are then liberated as the

Correct AnswerverifiedShow Answer

Which of these statements is NOT true about fertilization in a fern plant?

Correct AnswerverifiedShow Answer

A major evolutionary trend among plants is

Correct AnswerverifiedShow Answer

Swimming sperm are produced in the ____ of the moss gametophyte stage.

Correct AnswerverifiedShow Answer

A megasporocyte would be found in the

Correct AnswerverifiedShow Answer

In the pine life cycle,a microspore develops into

Correct AnswerverifiedShow Answer

Which sequence is correct in the life cycle of alternation of generations?

Correct AnswerverifiedShow Answer

The fiddlehead is a _______ that unfolds into a ______.

Correct AnswerverifiedShow Answer

Compared to the moss,the fern is better adapted to life on land because the fern

Correct AnswerverifiedShow Answer

Which statement is NOT true about the life cycle of gymnosperms?

Correct AnswerverifiedShow Answer

For the ancestors of land plants,supplying water to all cells of the organism would have been possible because

Correct AnswerverifiedShow Answer

Showy flowers are most likely pollinated by

Correct AnswerverifiedShow Answer

Fertilization in the mosses is dependent upon

Correct AnswerverifiedShow Answer

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The fiddlehead is a _ that unfolds into a .

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