Question 1

Which one of the following is not a characteristic of an angiosperm?

Accepted Answer

A)  Flowers 
B)  Seeds 
C)  A vascular system 
D)  An ovule 
E)  Free-living gametophyte generation 
A)  Flowers 
B)  Seeds 
C)  A vascular system 
D)  An ovule 
E)  Free-living gametophyte generation

Question 2

The angiosperm carpel serves to

Accepted Answer

A)  protect the ovules and seeds. 
B)  attract pollinators. 
C)  produce sugars via photosynthesis. 
D)  prevent cross-pollination. 
E)  Both a and d 
A)  protect the ovules and seeds. 
B)  attract pollinators. 
C)  produce sugars via photosynthesis. 
D)  prevent cross-pollination. 
E)  Both a and d

Question 3

Which of the following seed plants have swimming (motile) sperm?

Accepted Answer

A)  Angiosperms 
B)  Early angiosperms 
C)  Early gymnosperms and a few early angiosperms 
D)  Early gymnosperms 
E)  None of the above 
A)  Angiosperms 
B)  Early angiosperms 
C)  Early gymnosperms and a few early angiosperms 
D)  Early gymnosperms 
E)  None of the above

Question 4

Which of the following are synapomorphies for both gymnosperms and angiosperms?

Accepted Answer

A)  Seeds 
B)  Heterospory 
C)  Flowers 
D)  Both a and b 
E)  Both a and c 
A)  Seeds 
B)  Heterospory 
C)  Flowers 
D)  Both a and b 
E)  Both a and c

Question 5

Gymnosperms are referred to as naked-seed plants because they

Accepted Answer

A)  lack ovules. 
B)  lack ovaries. 
C)  do not protect their embryos. 
D)  do not have seed coats. 
E)  make only very small fruits. 
A)  lack ovules. 
B)  lack ovaries. 
C)  do not protect their embryos. 
D)  do not have seed coats. 
E)  make only very small fruits.

Question 6

In some plants, the gametophyte is free-living and photosynthetic. Which group does not have a free-living gametophyte generation?

Accepted Answer

A)  Ferns 
B)  Gymnosperms 
C)  Angiosperms 
D)  Both a and b 
E)  Both b and c 
A)  Ferns 
B)  Gymnosperms 
C)  Angiosperms 
D)  Both a and b 
E)  Both b and c

Question 7

Use the following to answer questions :
Refer to the diagram below of a flower .  
-What is the name of the swollen base of the pistil? Identify its label.

Accepted Answer

The answer of Use the following to answer questions :
Refer...

Question 8

The seeds in angiosperms are located

Accepted Answer

A)  on the upper surface of the sporophylls. 
B)  on the lower surface of the sporophylls. 
C)  buried within the sporophylls. 
D)  enclosed in the ovule. 
E)  None of the above 
A)  on the upper surface of the sporophylls. 
B)  on the lower surface of the sporophylls. 
C)  buried within the sporophylls. 
D)  enclosed in the ovule. 
E)  None of the above

Question 9

Discuss the origin and development of the angiosperm fruit? From which types of tissues does the fruit arise?

Accepted Answer

Angiosperm fruit arises from t

Question 10

Seed plants

Accepted Answer

A)  produce one kind of spore. 
B)  produce spores by mitosis. 
C)  produce gametes by meiosis. 
D)  have a large gametophyte generation. 
E)  produce spores by meiosis within the sporangia. 
A)  produce one kind of spore. 
B)  produce spores by mitosis. 
C)  produce gametes by meiosis. 
D)  have a large gametophyte generation. 
E)  produce spores by meiosis within the sporangia.

Question 11

Which of the following represents the correct path followed by the sperm from the pollen grain to the female gametophyte in an angiosperm?

Accepted Answer

A)  Stigma, style, ovary, ovule, egg 
B)  Sepal integument, style, ovary, ovule 
C)  Anther, filament, pollen tube, style, ovary 
D)  Ovule, ovary, style, stigma, egg 
E)  Receptacle, pistil, sepal, integument, egg 
A)  Stigma, style, ovary, ovule, egg 
B)  Sepal integument, style, ovary, ovule 
C)  Anther, filament, pollen tube, style, ovary 
D)  Ovule, ovary, style, stigma, egg 
E)  Receptacle, pistil, sepal, integument, egg

Question 12

How many generations of material are present in a seed?

Accepted Answer

A)  One: the haploid female gametophyte tissue 
B)  Two: the haploid female gametophyte tissue and the embryo of the diploid sporophyte 
C)  Two: the diploid female gametophyte tissue and the embryo of the diploid sporophyte 
D)  Three: integument tissue from the haploid sporophyte parent, the haploid female gametophyte tissue, and the embryo of the diploid sporophyte 
E)  Three: integument tissue from the diploid sporophyte parent, the diploid female gametophyte tissue, and the embryo of the diploid sporophyte 
A)  One: the haploid female gametophyte tissue 
B)  Two: the haploid female gametophyte tissue and the embryo of the diploid sporophyte 
C)  Two: the diploid female gametophyte tissue and the embryo of the diploid sporophyte 
D)  Three: integument tissue from the haploid sporophyte parent, the haploid female gametophyte tissue, and the embryo of the diploid sporophyte 
E)  Three: integument tissue from the diploid sporophyte parent, the diploid female gametophyte tissue, and the embryo of the diploid sporophyte

Question 13

The corolla and the calyx often play roles in

Accepted Answer

A)  attracting animal pollinators to the flower. 
B)  protecting the immature flower in a bud. 
C)  photosynthesis. 
D)  spore dispersion. 
E)  Both a and b 
A)  attracting animal pollinators to the flower. 
B)  protecting the immature flower in a bud. 
C)  photosynthesis. 
D)  spore dispersion. 
E)  Both a and b

Question 14

Use the following to answer questions :
Refer to the diagram below, of double fertilization.  
-Which structures give rise to the endosperm? Identify their labels.

Accepted Answer

Sperm (E);

Question 15

The reproductive organ of angiosperms is the

Accepted Answer

A)  sporangium. 
B)  flower. 
C)  cone. 
D)  archegonium. 
E)  sporophyte. 
A)  sporangium. 
B)  flower. 
C)  cone. 
D)  archegonium. 
E)  sporophyte.

Question 16

Most angiosperm species are included in two large lineages: the _______ and the _______.

Accepted Answer

The answer of Most angiosperm species are included in two...

Question 17

Match each of the following flower structures with its function.
_____ Ovule
_____ Anther
_____ Stigma
_____ Style
_____ Ovary
_____ Petal
"_____ Sepal
a. Assists in attracting pollinators
b. Secretes sticky material to help pollen adhere
c. Site of ovule development
d. Protects the immature flower bud
e. Houses the megasporangium
f. Holds the stigma in position
g. Houses microsporangia
"

Accepted Answer

e. Ovule
g. Anther
b

Question 18

The identifying characteristic of an angiosperm is the presence of

Accepted Answer

A)  multiple carpels. 
B)  woody growth. 
C)  a flower. 
D)  secondary growth. 
E)  All of the above 
A)  multiple carpels. 
B)  woody growth. 
C)  a flower. 
D)  secondary growth. 
E)  All of the above

Question 19

Most angiosperms are pollinated by animals, especially insects. Which of the following statements about animals and pollination is false?

Accepted Answer

A)  Some plants are pollinated by a single insect species. 
B)  Plants and their pollinators have coevolved. 
C)  Some plants attract pollinators by producing nectar. 
D)  Pollinators usually disperse seeds. 
E)  Bats pollinate some plant species. 
A)  Some plants are pollinated by a single insect species. 
B)  Plants and their pollinators have coevolved. 
C)  Some plants attract pollinators by producing nectar. 
D)  Pollinators usually disperse seeds. 
E)  Bats pollinate some plant species.

Question 20

More than half of the world's population relies on the seeds of the _______ plant as food.

Accepted Answer

A)  corn 
B)  rice 
C)  soybean 
D)  common bean 
E)  wheat 
A)  corn 
B)  rice 
C)  soybean 
D)  common bean 
E)  wheat

Exam 29: The Evolution of Seed Plants

Which one of the following is not a characteristic of an angiosperm?

The angiosperm carpel serves to

Which of the following seed plants have swimming (motile) sperm?

Which of the following are synapomorphies for both gymnosperms and angiosperms?

Gymnosperms are referred to as naked-seed plants because they

In some plants, the gametophyte is free-living and photosynthetic. Which group does not have a free-living gametophyte generation?

Use the following to answer questions : Refer to the diagram below of a flower . -What is the name of the swollen base of the pistil? Identify its label.

The seeds in angiosperms are located

Discuss the origin and development of the angiosperm fruit? From which types of tissues does the fruit arise?

Seed plants

Which of the following represents the correct path followed by the sperm from the pollen grain to the female gametophyte in an angiosperm?

How many generations of material are present in a seed?

The corolla and the calyx often play roles in

Use the following to answer questions : Refer to the diagram below, of double fertilization. -Which structures give rise to the endosperm? Identify their labels.

The reproductive organ of angiosperms is the

Most angiosperm species are included in two large lineages: the _______ and the _______.

The identifying characteristic of an angiosperm is the presence of

Most angiosperms are pollinated by animals, especially insects. Which of the following statements about animals and pollination is false?

More than half of the world's population relies on the seeds of the _______ plant as food.

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Most angiosperm species are included in two large lineages: the _ and the _.