Question 1

Which of the following is a true statement about clonal reproduction in plants?

Accepted Answer

A)  Clones of plants do not occur naturally. 
B)  Cloning, although achieved in animals, has not been demonstrated in plants. 
C)  Making cuttings of ornamental plants is a form of fragmentation. 
D)  Reproduction of plants by cloning may be either sexual or asexual. 
E)  Viable seeds can result from sexual reproduction only. 
A)  Clones of plants do not occur naturally. 
B)  Cloning, although achieved in animals, has not been demonstrated in plants. 
C)  Making cuttings of ornamental plants is a form of fragmentation. 
D)  Reproduction of plants by cloning may be either sexual or asexual. 
E)  Viable seeds can result from sexual reproduction only.

Question 2

Which of the following "vegetables" is botanically a fruit?

Accepted Answer

A)  potato 
B)  lettuce 
C)  radish 
D)  celery 
E)  green beans 
A)  potato 
B)  lettuce 
C)  radish 
D)  celery 
E)  green beans

Question 3

A parent with an S1S2 genotype exhibiting sporophytic self-incompatibility can potentially fertilize which of the following plant genotypes of the same species with pollen grains?

Accepted Answer

A)  S1S3 
B)  S2S3 
C)  S3S4 
D)  S1S4 
E)  Half of all the pollen grains could be successful. 
A)  S1S3 
B)  S2S3 
C)  S3S4 
D)  S1S4 
E)  Half of all the pollen grains could be successful.

Question 4

Where does meiosis occur in a flowering plant?

Accepted Answer

A)  megasporocyte 
B)  microsporocyte 
C)  endosperm 
D)  pollen tube 
E)  megasporocyte and microsporocyte 
A)  megasporocyte 
B)  microsporocyte 
C)  endosperm 
D)  pollen tube 
E)  megasporocyte and microsporocyte

Question 5

Which of the following would be considered a multiple fruit?

Accepted Answer

A)  apple 
B)  strawberry 
C)  raspberry 
D)  pineapple 
E)  corn on the cob 
A)  apple 
B)  strawberry 
C)  raspberry 
D)  pineapple 
E)  corn on the cob

Question 6

Which of the following statements is true of plants?

Accepted Answer

A)  Mitosis occurs in gametophytes to produce gametes. 
B)  Meiosis occurs in sporophytes to produce spores. 
C)  The gametophyte is within the flower in angiosperms. 
D)  Mitosis occurs in gametophytes to produce gametes, and meiosis occurs in sporophytes to produce spores. 
E)  Mitosis occurs in gametophytes to produce gametes, meiosis occurs in sporophytes to produce spores, and the gametophyte is within the flower in angiosperms. 
A)  Mitosis occurs in gametophytes to produce gametes. 
B)  Meiosis occurs in sporophytes to produce spores. 
C)  The gametophyte is within the flower in angiosperms. 
D)  Mitosis occurs in gametophytes to produce gametes, and meiosis occurs in sporophytes to produce spores. 
E)  Mitosis occurs in gametophytes to produce gametes, meiosis occurs in sporophytes to produce spores, and the gametophyte is within the flower in angiosperms.

Question 7

In flowering plants, pollen is released from the

Accepted Answer

A)  anther. 
B)  stigma. 
C)  carpel. 
D)  filament. 
E)  pollen tube. 
A)  anther. 
B)  stigma. 
C)  carpel. 
D)  filament. 
E)  pollen tube.

Question 8

The following questions refer to the diagram of an embryo sac of an angiosperm shown in Figure 30.1.
   Figure 30.1
-Based on Figure 30.1, which cell(s), after fertilization, give(s) rise to the embryo plant?

Accepted Answer

A)  A 
B)  B 
C)  C 
D)  D 
E)  E 
A)  A 
B)  B 
C)  C 
D)  D 
E)  E

Question 9

Which of the following occurs in an angiosperm ovule?

Accepted Answer

A)  An antheridium forms from the megasporophyte. 
B)  A megaspore mother cell undergoes meiosis. 
C)  The nucleus forms a diploid egg. 
D)  A pollen tube emerges to accept pollen after pollination. 
E)  The endosperm surrounds the megaspore mother cell. 
A)  An antheridium forms from the megasporophyte. 
B)  A megaspore mother cell undergoes meiosis. 
C)  The nucleus forms a diploid egg. 
D)  A pollen tube emerges to accept pollen after pollination. 
E)  The endosperm surrounds the megaspore mother cell.

Question 10

Which of the following is a scientific concern related to creating genetically modified crops?

Accepted Answer

A)  Herbicide resistance may spread to weedy species. 
B)  Beneficial insects may be harmed by eating pest species. 
C)  Their adaptive advantages would allow them to overpower natural ecosystems. 
D)  The monetary costs of growing genetically modified plants are significantly greater than those of traditional breeding techniques. 
E)  Genetically modified plants are less stable and may revert back to parental genotypes. 
A)  Herbicide resistance may spread to weedy species. 
B)  Beneficial insects may be harmed by eating pest species. 
C)  Their adaptive advantages would allow them to overpower natural ecosystems. 
D)  The monetary costs of growing genetically modified plants are significantly greater than those of traditional breeding techniques. 
E)  Genetically modified plants are less stable and may revert back to parental genotypes.

Question 11

The following questions refer to the diagram of an embryo sac of an angiosperm shown in Figure 30.1.
   Figure 30.1
-Based on Figure 30.1, which cell(s) become(s) the triploid endosperm?

Accepted Answer

A)  A 
B)  B 
C)  C 
D)  D 
E)  E 
A)  A 
B)  B 
C)  C 
D)  D 
E)  E

Question 12

The ovary is most often located on/in the

Accepted Answer

A)  stamen. 
B)  carpel. 
C)  petals. 
D)  sepals. 
E)  receptacle. 
A)  stamen. 
B)  carpel. 
C)  petals. 
D)  sepals. 
E)  receptacle.

Question 13

A flowering plant with a deleterious mutation in microsporogenesis would most likely

Accepted Answer

A)  fail to produce sepals. 
B)  fail to produce petals. 
C)  fail to produce anthers. 
D)  fail to produce pollen. 
E)  fail to produce ovules. 
A)  fail to produce sepals. 
B)  fail to produce petals. 
C)  fail to produce anthers. 
D)  fail to produce pollen. 
E)  fail to produce ovules.

Question 14

A seed develops from

Accepted Answer

A)  an ovum. 
B)  a pollen grain. 
C)  an ovule. 
D)  an ovary. 
E)  an embryo. 
A)  an ovum. 
B)  a pollen grain. 
C)  an ovule. 
D)  an ovary. 
E)  an embryo.

Question 15

All of the following genetic engineering strategies are being pursued with the goal of preventing transgene escape from genetically modified crops except

Accepted Answer

A)  the introduction of male sterility into crops. 
B)  the creation of transgenic crops with apomictic seeds. 
C)  the introduction of trangenes into the chloroplast DNA. 
D)  the creation of crops with flowers that develop normally, but fail to open. 
E)  the creation of transgenic crops that hybridize more easily. 
A)  the introduction of male sterility into crops. 
B)  the creation of transgenic crops with apomictic seeds. 
C)  the introduction of trangenes into the chloroplast DNA. 
D)  the creation of crops with flowers that develop normally, but fail to open. 
E)  the creation of transgenic crops that hybridize more easily.

Question 16

The following questions refer to the diagram of an embryo sac of an angiosperm shown in Figure 30.1.
   Figure 30.1
-Based on Figure 30.1, which cell(s) guide(s) the pollen tube to the egg cell?

Accepted Answer

A)  A 
B)  B 
C)  C 
D)  D 
E)  E 
A)  A 
B)  B 
C)  C 
D)  D 
E)  E

Question 17

S1 pollen from an S1S2 genotype in a species exhibiting gametophytic self-incompatibility could potentially fertilize all the eggs in which genotype(s) of the same species?

Accepted Answer

A)  S1S1 
B)  S1S2 
C)  S1S3 
D)  S2S3 
E)  A, B and C 
A)  S1S1 
B)  S1S2 
C)  S1S3 
D)  S2S3 
E)  A, B and C

Question 18

At the conclusion of meiosis in plants, the end products are always four haploid

Accepted Answer

A)  spores. 
B)  eggs. 
C)  sperm. 
D)  seeds. 
E)  gametes. 
A)  spores. 
B)  eggs. 
C)  sperm. 
D)  seeds. 
E)  gametes.

Question 19

Which of the following types of plants are incapable of self-pollination?

Accepted Answer

A)  dioecious 
B)  monoecious 
C)  complete 
D)  wind-pollinated 
E)  insect-pollinated 
A)  dioecious 
B)  monoecious 
C)  complete 
D)  wind-pollinated 
E)  insect-pollinated

Question 20

You are studying a plant from the Amazon rain forest that shows strong self-incompatibility. To characterize this reproductive mechanism, you would look for

Accepted Answer

A)  ribonuclease (RNAase) activity in stigma cells. 
B)  RNA in the plants. 
C)  pollen grains with very thick walls. 
D)  carpels that cannot produce eggs by meiosis. 
E)  systems of wind, but not insect, pollination. 
A)  ribonuclease (RNAase) activity in stigma cells. 
B)  RNA in the plants. 
C)  pollen grains with very thick walls. 
D)  carpels that cannot produce eggs by meiosis. 
E)  systems of wind, but not insect, pollination.

Exam 30: Reproduction and Domestication of Flowering Plants

Which of the following is a true statement about clonal reproduction in plants?

Which of the following "vegetables" is botanically a fruit?

A parent with an S1S2 genotype exhibiting sporophytic self-incompatibility can potentially fertilize which of the following plant genotypes of the same species with pollen grains?

Where does meiosis occur in a flowering plant?

Which of the following would be considered a multiple fruit?

Which of the following statements is true of plants?

In flowering plants, pollen is released from the

The following questions refer to the diagram of an embryo sac of an angiosperm shown in Figure 30.1. Figure 30.1 -Based on Figure 30.1, which cell(s), after fertilization, give(s) rise to the embryo plant?

Which of the following occurs in an angiosperm ovule?

Which of the following is a scientific concern related to creating genetically modified crops?

The following questions refer to the diagram of an embryo sac of an angiosperm shown in Figure 30.1. Figure 30.1 -Based on Figure 30.1, which cell(s) become(s) the triploid endosperm?

The ovary is most often located on/in the

A flowering plant with a deleterious mutation in microsporogenesis would most likely

A seed develops from

All of the following genetic engineering strategies are being pursued with the goal of preventing transgene escape from genetically modified crops except

The following questions refer to the diagram of an embryo sac of an angiosperm shown in Figure 30.1. Figure 30.1 -Based on Figure 30.1, which cell(s) guide(s) the pollen tube to the egg cell?

S1 pollen from an S1S2 genotype in a species exhibiting gametophytic self-incompatibility could potentially fertilize all the eggs in which genotype(s) of the same species?

At the conclusion of meiosis in plants, the end products are always four haploid

Which of the following types of plants are incapable of self-pollination?

You are studying a plant from the Amazon rain forest that shows strong self-incompatibility. To characterize this reproductive mechanism, you would look for

Introduction: Evolution and the Foundations of Biology

The Chemical Context of Life

Carbon and the Molecular Diversity of Life

A Tour of the Cell

Membrane Transport and Cell Signaling

An Introduction to Metabolism

Cellular Respiration and Fermentation

Photosynthesis

The Cell Cycle

Meiosis and Sexual Life Cycles

Mendel and the Gene Idea

The Chromosomal Basis of Inheritance

The Molecular Basis of Inheritance

Gene Expression: From Gene to Protein

Regulation of Gene Expression

Development, Stem Cells, and Cancer

Viruses

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Descent With Modification

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The Origin of Species

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Early Life and the Diversification of Prokaryotes

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The Colonization of Land by Plants and Fungi

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Plant Structure and Growth

Resource Acquisition, Nutrition, and Transport in Vascular Plants

Plant Responses to Internal and External Signals

Homeostasis and Endocrine Signaling

Animal Nutrition

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The Immune System

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