Question 1

Which statement regarding specialized angiosperm cells is false?

Accepted Answer

A)  Vessel elements are cells specialized for water transport. 
B)  Vessel elements combine to form structures called vessels. 
C)  The plant body is supported primarily by fiber cells in the phloem. 
D)  Vessel elements are primarily located in the xylem. 
E)  Companion cells are located in the phloem. 
A)  Vessel elements are cells specialized for water transport. 
B)  Vessel elements combine to form structures called vessels. 
C)  The plant body is supported primarily by fiber cells in the phloem. 
D)  Vessel elements are primarily located in the xylem. 
E)  Companion cells are located in the phloem.

Question 2

A paleobotanist discovers fossils of fan-shaped gymnosperm leaves.Which group contains the most likely modern relative of the plant that produced these leaves?

Accepted Answer

A)  Cycads 
B)  Ginkgos 
C)  Gnetophytes 
D)  Conifers 
E)  Pines 
A)  Cycads 
B)  Ginkgos 
C)  Gnetophytes 
D)  Conifers 
E)  Pines

Question 3

Rice has been cultivated in Asia for approximately _______ years.

Accepted Answer

A)  4,000 
B)  8,000 
C)  40,000 
D)  80,000 
E)  400,000 
A)  4,000 
B)  8,000 
C)  40,000 
D)  80,000 
E)  400,000

Question 4

More than half of the world's human population obtains most of its daily calories from

Accepted Answer

A)  rice. 
B)  beans. 
C)  corn. 
D)  wheat. 
E)  oats. 
A)  rice. 
B)  beans. 
C)  corn. 
D)  wheat. 
E)  oats.

Question 5

In the plant life cycle, pollen is a(n)

Accepted Answer

A)  embryo. 
B)  megaspore. 
C)  microspore. 
D)  megagametophyte. 
E)  microgametophyte. 
A)  embryo. 
B)  megaspore. 
C)  microspore. 
D)  megagametophyte. 
E)  microgametophyte.

Question 6

Which statement regarding fruits is false?

Accepted Answer

A)  They develop from ovaries. 
B)  They may include several parts of the flower. 
C)  A multiple fruit develops from several carpels of a single flower. 
D)  They are produced only by angiosperms. 
E)  They aid in seed dispersal. 
A)  They develop from ovaries. 
B)  They may include several parts of the flower. 
C)  A multiple fruit develops from several carpels of a single flower. 
D)  They are produced only by angiosperms. 
E)  They aid in seed dispersal.

Question 7

A scientist observes that some plants in a population of a newly-discovered species have increased reproductive success because they have extra floral whorls to produce pollen.Which floral parts have been duplicated in these individuals?

Accepted Answer

A)  Pistils 
B)  Stamens 
C)  Carpels 
D)  Sepals 
E)  Tepals 
A)  Pistils 
B)  Stamens 
C)  Carpels 
D)  Sepals 
E)  Tepals

Question 8

_______, which have fan-shaped leaves, were common during the Mesozoic era but are represented today by a single species.

Accepted Answer

A)  Cycads 
B)  Ginkgos 
C)  Conifers 
D)  Gnetophytes 
E)  Angiosperms 
A)  Cycads 
B)  Ginkgos 
C)  Conifers 
D)  Gnetophytes 
E)  Angiosperms

Question 9

A pineapple is an example of a(n) _______ fruit.

Accepted Answer

A)  multiple 
B)  aggregate 
C)  compound 
D)  simple 
E)  woody 
A)  multiple 
B)  aggregate 
C)  compound 
D)  simple 
E)  woody

Question 10

A fruit that develops from several separately fused carpels of a single flower, such as a raspberry, is a(n) _______ fruit.

Accepted Answer

A)  aggregate 
B)  simple 
C)  multiple 
D)  accessory 
E)  perfect 
A)  aggregate 
B)  simple 
C)  multiple 
D)  accessory 
E)  perfect

Question 11

The evolution of _______ was most advantageous to land plant reproduction because it eliminated the dependence on liquid water.

Accepted Answer

The answer of The evolution of _______ was most advantageous...

Question 12

The angiosperm carpel serves to

Accepted Answer

A)  protect the ovules and seeds. 
B)  attract pollinators. 
C)  produce sugars via photosynthesis. 
D)  create the wall of the fruit. 
E)  Both a and d 
A)  protect the ovules and seeds. 
B)  attract pollinators. 
C)  produce sugars via photosynthesis. 
D)  create the wall of the fruit. 
E)  Both a and d

Question 13

Which of the following does not correctly match a plant with a drug derived from that plant plus a description of what that drug does?

Accepted Answer

A)  Belladonna: atropine to dilate pupils for eye exams 
B)  Ephedra: ephedrine for easing nasal congestion 
C)  Opium poppy: morphine for pain relief 
D)  Foxglove: digitalin to strengthen the contractions of heart muscle 
E)  Cinchona: quinine to treat cholera 
A)  Belladonna: atropine to dilate pupils for eye exams 
B)  Ephedra: ephedrine for easing nasal congestion 
C)  Opium poppy: morphine for pain relief 
D)  Foxglove: digitalin to strengthen the contractions of heart muscle 
E)  Cinchona: quinine to treat cholera

Question 14

The absence of a(n) _______ in a stamen would indicate a developmental problem.

Accepted Answer

A)  style 
B)  ovule 
C)  stigma 
D)  sepal 
E)  anther 
A)  style 
B)  ovule 
C)  stigma 
D)  sepal 
E)  anther

Question 15

The unique feature of angiosperms that is directly dependent on their ability to perform double fertilization is

Accepted Answer

A)  an enlarged gametophyte 
B)  an embryo. 
C)  the seed. 
D)  a nutritive triploid endosperm. 
E)  a germinating pollen tube. 
A)  an enlarged gametophyte 
B)  an embryo. 
C)  the seed. 
D)  a nutritive triploid endosperm. 
E)  a germinating pollen tube.

Question 16

A unique characteristic of the angiosperms is

Accepted Answer

A)  the production of zygotes. 
B)  alternation of generations. 
C)  the production of xylem. 
D)  the production of seeds. 
E)  the production of fruit and flowers. 
A)  the production of zygotes. 
B)  alternation of generations. 
C)  the production of xylem. 
D)  the production of seeds. 
E)  the production of fruit and flowers.

Question 17

One difference between gymnosperms and angiosperms is that gymnosperms

Accepted Answer

A)  do not form seeds. 
B)  do not make pollen. 
C)  do not make endosperm. 
D)  rely solely on wind for fertilization. 
E)  have secondary growth. 
A)  do not form seeds. 
B)  do not make pollen. 
C)  do not make endosperm. 
D)  rely solely on wind for fertilization. 
E)  have secondary growth.

Question 18

Refer to the figure, which shows an unfertilized conifer ovule.   Which letter corresponds to the tissue that will eventually develop into a protective coat that surrounds the seed after fertilization has occurred?

Accepted Answer

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

Question 19

When analyzing the fruit from a newly discovered tree, you find a tissue that contains three sets of chromosomes.You are most likely looking at the

Accepted Answer

A)  endosperm. 
B)  anther 
C)  embryo. 
D)  cotyledons. 
E)  integument. 
A)  endosperm. 
B)  anther 
C)  embryo. 
D)  cotyledons. 
E)  integument.

Question 20

Which structure(s) would most likely be missing in a flowering plant that was unable to make female gametophytes?

Accepted Answer

A)  Receptacle 
B)  Stamens 
C)  Carpels 
D)  Sepals 
E)  Petals 
A)  Receptacle 
B)  Stamens 
C)  Carpels 
D)  Sepals 
E)  Petals

Exam 28: The Evolution of Seed Plants

Which statement regarding specialized angiosperm cells is false?

A paleobotanist discovers fossils of fan-shaped gymnosperm leaves.Which group contains the most likely modern relative of the plant that produced these leaves?

Rice has been cultivated in Asia for approximately _______ years.

More than half of the world's human population obtains most of its daily calories from

In the plant life cycle, pollen is a(n)

Which statement regarding fruits is false?

A scientist observes that some plants in a population of a newly-discovered species have increased reproductive success because they have extra floral whorls to produce pollen.Which floral parts have been duplicated in these individuals?

_______, which have fan-shaped leaves, were common during the Mesozoic era but are represented today by a single species.

A pineapple is an example of a(n) _______ fruit.

A fruit that develops from several separately fused carpels of a single flower, such as a raspberry, is a(n) _______ fruit.

The evolution of _______ was most advantageous to land plant reproduction because it eliminated the dependence on liquid water.

The angiosperm carpel serves to

Which of the following does not correctly match a plant with a drug derived from that plant plus a description of what that drug does?

The absence of a(n) _______ in a stamen would indicate a developmental problem.

The unique feature of angiosperms that is directly dependent on their ability to perform double fertilization is

A unique characteristic of the angiosperms is

One difference between gymnosperms and angiosperms is that gymnosperms

Refer to the figure, which shows an unfertilized conifer ovule. Which letter corresponds to the tissue that will eventually develop into a protective coat that surrounds the seed after fertilization has occurred?

When analyzing the fruit from a newly discovered tree, you find a tissue that contains three sets of chromosomes.You are most likely looking at the

Which structure(s) would most likely be missing in a flowering plant that was unable to make female gametophytes?

Studying Life

Small Molecules and the Chemistry of Life

Proteins, Carbohydrates, and Lipids

Nucleic Acids and the Origin of Life

Cells: the Working Units of Life

Cell Membranes

Cell Communication and Multicellularity

Energy, Enzymes, and Metabolism

Pathways That Harvest Chemical Energy

Photosynthesis: Energy From Sunlight

The Cell Cycle and Cell Division

Inheritance, Genes, and Chromosomes

Dna and Its Role in Heredity

From Dna to Protein: Gene Expression

Gene Mutation and Molecular Medicine

Regulation of Gene Expression

Genomes

Recombinant Dna and Biotechnology

Mechanisms of Evolution

Reconstructing and Using Phylogenies

Speciation

Evolution of Genes and Genomes

The History of Life on Earth

Bacteria, Archaea, and Viruses

The Origin and Diversification of Eukaryotes

Plants Without Seeds: From Water to Land

The Evolution and Diversity of Fungi

Animal Origins and the Evolution of Body Plans

Protostome Animals

Deuterostome Animals

The Plant Body

Transport in Plants

Plant Nutrition

Regulation of Plant Growth

Reproduction in Flowering Plants

Plant Responses to Environmental Challenges

Physiology, Homeostasis, and Temperature Regulation

Animal Hormones

Immunology: Animal Defense Systems

Animal Reproduction

Animal Development

Neurons, Glia, and Nervous Systems

Sensory Systems

The Mammalian Nervous System: Structure and Higher Functions

Musculoskeletal Systems

Gas Exchange

Circulatory Systems

Nutrition, Digestion, and Absorption

Salt and Water Balance and Nitrogen Excretion

Animal Behavior

The Physical Environment and Biogeography of Life

Populations

Species Interactions

Communities

Ecosystems

A Changing Biosphere

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