Question 1

Monocots have _______ veins in their leaves, whereas the arrangement is _______ in eudicots.

Accepted Answer

A)  parallel; perpendicular 
B)  reticulate; parallel 
C)  parallel; fenestrate 
D)  parallel; reticulate 
E)  fenestrate; reticulate 
A)  parallel; perpendicular 
B)  reticulate; parallel 
C)  parallel; fenestrate 
D)  parallel; reticulate 
E)  fenestrate; reticulate D

Question 2

The structure in the shoot system that is analogous to the root cap is the

Accepted Answer

A)  axillary bud. 
B)  leaf primordia. 
C)  bud primordia. 
D)  shoot apical meristem. 
E)  terminal bud. 
A)  axillary bud. 
B)  leaf primordia. 
C)  bud primordia. 
D)  shoot apical meristem. 
E)  terminal bud. B

Question 3

Teosinte, after selection for various mutations beneficial to humans, became what modern grain crop?

Accepted Answer

A)  Wheat 
B)  Oats 
C)  Corn 
D)  Rye 
E)  Barley 
A)  Wheat 
B)  Oats 
C)  Corn 
D)  Rye 
E)  Barley C

Question 4

Which of the following would not be true of a plant with a ring of vascular bundles in its stems?

Accepted Answer

A)  It would be a monocot. 
B)  It would be a eudicot. 
C)  It would be capable of secondary growth. 
D)  It would have compound leaves. 
E)  It would have floral parts in multiples of four or five. 
A)  It would be a monocot. 
B)  It would be a eudicot. 
C)  It would be capable of secondary growth. 
D)  It would have compound leaves. 
E)  It would have floral parts in multiples of four or five.

Question 5

Sieve tube elements are joined to other sieve tube elements by sieve plates.Which statement about sieve plates is true?

Accepted Answer

A)  Their pores are enlargements of meristems. 
B)  They allow conduction between sieve tube elements through tunnels. 
C)  They allow for the joining of cytoplasm between adjacent stomata. 
D)  They contain the organelles of the cell. 
E)  They are connected to other sieve plates via plasmodesmata. 
A)  Their pores are enlargements of meristems. 
B)  They allow conduction between sieve tube elements through tunnels. 
C)  They allow for the joining of cytoplasm between adjacent stomata. 
D)  They contain the organelles of the cell. 
E)  They are connected to other sieve plates via plasmodesmata.

Question 6

Which of the following is not a type of ground tissue?

Accepted Answer

A)  Sclereid 
B)  Fiber 
C)  Collenchyma cell 
D)  Tracheid 
E)  Parenchyma cell 
A)  Sclereid 
B)  Fiber 
C)  Collenchyma cell 
D)  Tracheid 
E)  Parenchyma cell

Question 7

You examine the roots of a newly-discovered species of bean plant and notice an area of the root that contains cells differentiating to assume their final fates.You have found the _______ of the root.

Accepted Answer

A)  apical meristem 
B)  root cap 
C)  zone of cell maturation 
D)  zone of cell elongation 
E)  zone of cell division 
A)  apical meristem 
B)  root cap 
C)  zone of cell maturation 
D)  zone of cell elongation 
E)  zone of cell division

Question 8

Which statement regarding the primary cell walls of plants is false?

Accepted Answer

A)  They contain pectins. 
B)  They contain hemicellulose. 
C)  The primary cell walls of two adjacent cells are separated by the middle lamella. 
D)  They contain lignins. 
E)  They may be loosened to allow for cell expansion. 
A)  They contain pectins. 
B)  They contain hemicellulose. 
C)  The primary cell walls of two adjacent cells are separated by the middle lamella. 
D)  They contain lignins. 
E)  They may be loosened to allow for cell expansion.

Question 9

The meristem is

Accepted Answer

A)  located the tip of the stem. 
B)  the location on a stem where a bud forms. 
C)  supporting tissue. 
D)  composed of undifferentiated cells. 
E)  located at the base of leaves. 
A)  located the tip of the stem. 
B)  the location on a stem where a bud forms. 
C)  supporting tissue. 
D)  composed of undifferentiated cells. 
E)  located at the base of leaves.

Question 10

In a typical eudicot plant, the point at which a leaf is attached to the stem is called a(n) _______, and _______ are usually located there.

Accepted Answer

A)  internode; lateral buds 
B)  internode; apical buds 
C)  internode; lenticels 
D)  node; lateral buds 
E)  node; apical buds 
A)  internode; lateral buds 
B)  internode; apical buds 
C)  internode; lenticels 
D)  node; lateral buds 
E)  node; apical buds

Question 11

The _______ is the collective term for phelloderm, cork cambium, and cork.

Accepted Answer

A)  pericycle 
B)  periderm 
C)  phloem 
D)  procambium 
E)  protoderm 
A)  pericycle 
B)  periderm 
C)  phloem 
D)  procambium 
E)  protoderm

Question 12

Which of the following correctly represents the layers of a fiber cell, from inside to outside?

Accepted Answer

A)  Primary cell wall F1F1F1S1F1F1F10 secondary cell wall F1F1F1S1F1F1F10 middle lamella 
B)  Primary cell wall F1F1F1S1F1F1F10 middle lamella F1F1F1S1F1F1F10 secondary cell wall 
C)  Middle lamella F1F1F1S1F1F1F10 primary cell wall F1F1F1S1F1F1F10 secondary cell wall 
D)  Middle lamella F1F1F1S1F1F1F10 secondary cell wall F1F1F1S1F1F1F10 primary cell wall 
E)  Secondary cell wall F1F1F1S1F1F1F10 primary cell wall F1F1F1S1F1F1F10 middle lamella 
A)  Primary cell wall F1F1F1S1F1F1F10 secondary cell wall F1F1F1S1F1F1F10 middle lamella 
B)  Primary cell wall F1F1F1S1F1F1F10 middle lamella F1F1F1S1F1F1F10 secondary cell wall 
C)  Middle lamella F1F1F1S1F1F1F10 primary cell wall F1F1F1S1F1F1F10 secondary cell wall 
D)  Middle lamella F1F1F1S1F1F1F10 secondary cell wall F1F1F1S1F1F1F10 primary cell wall 
E)  Secondary cell wall F1F1F1S1F1F1F10 primary cell wall F1F1F1S1F1F1F10 middle lamella

Question 13

A phytomer can be broken down into which three very different parts of a plant?

Accepted Answer

A)  Stem, petiole, and blade 
B)  Bud, trichome, and blade 
C)  Axillary bud, node, and internode 
D)  Petiole, axillary bud, and internode 
E)  Node, blade, and petiole 
A)  Stem, petiole, and blade 
B)  Bud, trichome, and blade 
C)  Axillary bud, node, and internode 
D)  Petiole, axillary bud, and internode 
E)  Node, blade, and petiole

Question 14

The addition of phytomers increases the shoot length.This initially happens via ______ growth by _______.

Accepted Answer

A)  primary; cell division 
B)  secondary; cell division 
C)  primary; cell elongation 
D)  secondary; cell elongation 
E)  primary; vacuole formation 
A)  primary; cell division 
B)  secondary; cell division 
C)  primary; cell elongation 
D)  secondary; cell elongation 
E)  primary; vacuole formation

Question 15

A(n) _______ is the point at which a leaf attaches to a stem.

Accepted Answer

A)  internode 
B)  bud 
C)  node 
D)  apical bud 
E)  petiole 
A)  internode 
B)  bud 
C)  node 
D)  apical bud 
E)  petiole

Question 16

The spines of cactus plants originated from a modification of the same basic plant organ that forms the

Accepted Answer

A)  trunks of coconut trees. 
B)  leaves of maple trees. 
C)  runners of strawberry plants. 
D)  tubers of potato plants. 
E)  adventitious roots of corn plants. 
A)  trunks of coconut trees. 
B)  leaves of maple trees. 
C)  runners of strawberry plants. 
D)  tubers of potato plants. 
E)  adventitious roots of corn plants.

Question 17

Growth rings in a woody stem are usually produced on a(n) _______ basis.

Accepted Answer

A)  hourly 
B)  daily 
C)  monthly 
D)  semiannual 
E)  annual 
A)  hourly 
B)  daily 
C)  monthly 
D)  semiannual 
E)  annual

Question 18

Meristems are

Accepted Answer

A)  present only at the shoot apex. 
B)  the location in which mitosis takes place throughout the life of a plant. 
C)  supporting tissues. 
D)  major sites of photosynthesis. 
E)  dead cells. 
A)  present only at the shoot apex. 
B)  the location in which mitosis takes place throughout the life of a plant. 
C)  supporting tissues. 
D)  major sites of photosynthesis. 
E)  dead cells.

Question 19

When a tree is cut down, the cut surface of the stump often shows _______ due to variations in the size of the vessels or tracheids.

Accepted Answer

The answer of When a tree is cut down, the...

Question 20

Which statement represents the best rephrasing of the following statement: "Guard cells control gas exchange"?

Accepted Answer

A)  Guard cells in the epidermis open and close the pores used for gas exchange. 
B)  Gases move through guard cells. 
C)  Guard cells are involved in photosynthesis. 
D)  Guard cells pump gases into and out of the leaf. 
E)  Carbon dioxide enters the leaf through epidermal cells. 
A)  Guard cells in the epidermis open and close the pores used for gas exchange. 
B)  Gases move through guard cells. 
C)  Guard cells are involved in photosynthesis. 
D)  Guard cells pump gases into and out of the leaf. 
E)  Carbon dioxide enters the leaf through epidermal cells.

Exam 33: The Plant Body

Monocots have _______ veins in their leaves, whereas the arrangement is _______ in eudicots.

The structure in the shoot system that is analogous to the root cap is the

Teosinte, after selection for various mutations beneficial to humans, became what modern grain crop?

Which of the following would not be true of a plant with a ring of vascular bundles in its stems?

Sieve tube elements are joined to other sieve tube elements by sieve plates.Which statement about sieve plates is true?

Which of the following is not a type of ground tissue?

You examine the roots of a newly-discovered species of bean plant and notice an area of the root that contains cells differentiating to assume their final fates.You have found the _______ of the root.

Which statement regarding the primary cell walls of plants is false?

The meristem is

In a typical eudicot plant, the point at which a leaf is attached to the stem is called a(n) _______, and _______ are usually located there.

The _______ is the collective term for phelloderm, cork cambium, and cork.

Which of the following correctly represents the layers of a fiber cell, from inside to outside?

A phytomer can be broken down into which three very different parts of a plant?

The addition of phytomers increases the shoot length.This initially happens via ______ growth by _______.

A(n) _______ is the point at which a leaf attaches to a stem.

The spines of cactus plants originated from a modification of the same basic plant organ that forms the

Growth rings in a woody stem are usually produced on a(n) _______ basis.

Meristems are

When a tree is cut down, the cut surface of the stump often shows _______ due to variations in the size of the vessels or tracheids.

Which statement represents the best rephrasing of the following statement: "Guard cells control gas exchange"?

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 of Seed Plants

The Evolution and Diversity of Fungi

Animal Origins and the Evolution of Body Plans

Protostome Animals

Deuterostome Animals

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

Filters

Monocots have _ veins in their leaves, whereas the arrangement is _ in eudicots.

In a typical eudicot plant, the point at which a leaf is attached to the stem is called a(n) _, and _ are usually located there.

The addition of phytomers increases the shoot length.This initially happens via growth by _.