Question 1

Plants that have a distinct haploid stage and diploid stage exhibit:

Accepted Answer

A)   parthenocarpy.
B)   binary generations.
C)   alternation of generations.
D)   asexual and sexual generations.
E)   mitotic and meiotic generations.F) A) and C)
G) None of the above

Question 2

Which is an example of a monocot?

Accepted Answer

A)   cactus
B)   onions
C)   oak tree
D)   pine tree
E)   tomato plantF) All of the above
G) A) and D) B

Question 3

The nutritive tissue in a mature pine seed is triploid . 
____________________

Accepted Answer

A) True 
 B)False  False

Question 4

Which is a basic difference between gymnosperms and flowering plants?

Accepted Answer

A)   Gymnosperms produce "naked" ovules, while flowering plants produce "naked" seeds.
B)   Gymnosperms produce only cones, while flowering plants produce both flowers and cones.
C)   Gymnosperms produce seeds that are enclosed within a fruit, while flowering plants produce seeds borne naked.
D)   Gymnosperms produce seeds borne naked, while flowering plants produce seeds enclosed within a fruit.
E)   Gymnosperms produce flowers that have floral parts arranged in threes, or multiples of threes, while flowering plants have floral parts arranged in fours or in multiples of four.F) None of the above
G) A) and D)

Question 5

Why are bees important to the reproductive success of flowering plants?

Accepted Answer

A)   Bees carry pollen to other plants.
B)   Bees provide honey for the plants.
C)   Bees transport nutrients to the plant.
D)   Bees insert pollen into a flower's ovule.
E)   Bees beating wings scatters pollen to the air.F) A) and E)
G) C) and D)

Question 6

In flowering plants, the ____ generation is dominant.

Accepted Answer

A)   haploid gametophyte
B)   diploid gametophyte
C)   haploid sporophyte
D)   diploid sporophyte
E)   triploid endospermF) B) and C)
G) None of the above

Question 7

Integuments develop into the megasporangium . 
____________________

Accepted Answer

A) True 
 B)False

Question 8

The oldest definitive trace of flowering plants in the fossil record consists of:

Accepted Answer

A)   petals and sepals.
B)   primitive embryo sacs.
C)   pollen grains in an anther.
D)   pistils on vegetative stems.
E)   ovules enclosed in podlike fruits.F) B) and C)
G) None of the above

Question 9

Most conifers are dioecious . 
____________________

Accepted Answer

A) True 
 B)False  False

Question 10

How is the pollen of pine trees primarily disseminated?

Accepted Answer

A)   birds
B)   wind
C)   water
D)   insects
E)   mammalsF) All of the above
G) B) and E)

Question 11

The most diverse, successful, and familiar group of plants today are the:

Accepted Answer

A)   ferns.
B)   lycopods.
C)   bryophytes.
D)   angiosperms.
E)   gymnosperms.F) A) and E)
G) C) and E)

Question 12

Which part of a flowering plant is the immature male gametophyte?

Accepted Answer

A)   style
B)   anther
C)   sperm cell
D)   pollen grain
E)   microsporocytesF) B) and D)
G) A) and B)

Question 13

Which statement about basal angiosperms is FALSE?

Accepted Answer

A)   They consist of three clades.
B)   Star anise is a representative.
C)   Amborella trichopoda is a representative.
D)   Water lilies are representatives.
E)   They evolved after the core angiosperms.F) B) and D)
G) A) and D)

Question 14

Why are seeds reproductively superior to spores?

Accepted Answer

A)   Seeds contain a multicellular young plant.
B)   Seeds are used as a food source for humans.
C)   Seeds are protected by a multicellular seed coat.
D)   Only seeds can survive for an extended period of time.
E)   Seeds contain a young plant and also are protected by a seed coat.F) A) and D)
G) A) and C)

Question 15

The lowermost and outermost whorl on a floral shoot consists of petals . 
____________________

Accepted Answer

A) True 
 B)False

Question 16

Figure 28-2  In the accompanying figure, pollination is occurring at the point(s)  labeled as:

Accepted Answer

A)   A
B)   B
C)   C
D)   D
E)   C and DF) A) and E)
G) B) and C)

Question 17

Figure 28-2  In the accompanying figure, what process is occurring at point Process B?

Accepted Answer

A)   mitosis
B)   meiosis
C)   pollination
D)   fertilization
E)   development of embryo sacF) B) and D)
G) D) and E)

Question 18

In the process of double fertilization, one sperm fuses with the egg and the other sperm fuses with a spore. 
____________________

Accepted Answer

A) True 
 B)False

Question 19

In most developing eudicot seeds, the primary source of nutritive material is in the:

Accepted Answer

A)   fruit.
B)   zygote.
C)   embryo.
D)   endosperm.
E)   cotyledons.F) A) and E)
G) A) and B)

Question 20

Which phylum has very few surviving species, and are tropical and subtropical plants with stout, trunk-like stems, and compound leaves that resemble those of palms or tree ferns?

Accepted Answer

A)   Cycadophyta
B)   Pteridophyta
C)   Gnetophyta
D)   Anthophyta
E)   ConiferophytaF) A) and E)
G) A) and D)

Exam 28: Seed Plants

Plants that have a distinct haploid stage and diploid stage exhibit:

Correct AnswerverifiedShow Answer

Which is an example of a monocot?

Correct AnswerverifiedB

The nutritive tissue in a mature pine seed is triploid . ____________________

Correct AnswerverifiedFalse

Which is a basic difference between gymnosperms and flowering plants?

Correct AnswerverifiedShow Answer

Why are bees important to the reproductive success of flowering plants?

Correct AnswerverifiedShow Answer

In flowering plants, the ____ generation is dominant.

Correct AnswerverifiedShow Answer

Integuments develop into the megasporangium . ____________________

Correct AnswerverifiedShow Answer

The oldest definitive trace of flowering plants in the fossil record consists of:

Correct AnswerverifiedShow Answer

Most conifers are dioecious . ____________________

Correct AnswerverifiedFalse

How is the pollen of pine trees primarily disseminated?

Correct AnswerverifiedShow Answer

The most diverse, successful, and familiar group of plants today are the:

Correct AnswerverifiedShow Answer

Which part of a flowering plant is the immature male gametophyte?

Correct AnswerverifiedShow Answer

Which statement about basal angiosperms is FALSE?

Correct AnswerverifiedShow Answer

Why are seeds reproductively superior to spores?

Correct AnswerverifiedShow Answer

The lowermost and outermost whorl on a floral shoot consists of petals . ____________________

Correct AnswerverifiedShow Answer

Figure 28-2 In the accompanying figure, pollination is occurring at the point(s) labeled as:

Correct AnswerverifiedShow Answer

Figure 28-2 In the accompanying figure, what process is occurring at point Process B?

Correct AnswerverifiedShow Answer

In the process of double fertilization, one sperm fuses with the egg and the other sperm fuses with a spore. ____________________

Correct AnswerverifiedShow Answer

In most developing eudicot seeds, the primary source of nutritive material is in the:

Correct AnswerverifiedShow Answer

Which phylum has very few surviving species, and are tropical and subtropical plants with stout, trunk-like stems, and compound leaves that resemble those of palms or tree ferns?

Correct AnswerverifiedShow Answer

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False

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False

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