Question 1

Heartwood and sapwood consist of

Accepted Answer

A) bark. 
B) periderm. 
C) secondary xylem. 
D) secondary phloem. 
E) cork. 
A) bark. 
B) periderm. 
C) secondary xylem. 
D) secondary phloem. 
E) cork.

Question 2

For this pair of items, choose the option that best describes their relationship. (A)the probability that xylem cells are meristematic
(B)the probability that trichomes are meristematic

Accepted Answer

A) Item (
A) is greater than item (
B) . 
B) Item (
A) is less than item (
B) . 
C) Item (
A) is exactly or very approximately equal to item (
B) . 
D) Item (
A) may stand in more than one of the above relations to item (
B) . 
A) Item (
A) is greater than item (
B) . 
B) Item (
A) is less than item (
B) . 
C) Item (
A) is exactly or very approximately equal to item (
B) . 
D) Item (
A) may stand in more than one of the above relations to item (
B) .

Question 3

Shoot elongation in a growing bud is due primarily to

Accepted Answer

A) cell division at the shoot apical meristem. 
B) cell elongation directly behind the shoot apical meristem. 
C) cell division localized in each internode. 
D) cell elongation localized in each internode. 
E) A and B only. 
A) cell division at the shoot apical meristem. 
B) cell elongation directly behind the shoot apical meristem. 
C) cell division localized in each internode. 
D) cell elongation localized in each internode. 
E) A and B only.

Question 4

Vascular plant tissue includes all of the following cell types except

Accepted Answer

A) vessel elements. 
B) sieve cells. 
C) tracheids. 
D) companion cells. 
E) cambium cells. 
A) vessel elements. 
B) sieve cells. 
C) tracheids. 
D) companion cells. 
E) cambium cells.

Question 5

The following questions are based on the drawing of root or stem cross sections shown in Figure 35.2.
   
Figure 35.2
-The polarity of a plant is established when

Accepted Answer

A) the zygote divides. 
B) cotyledons form at the shoot end of the embryo. 
C) the shoot-root axis is established in the embryo. 
D) the primary root breaks through the seed coat. 
E) the shoot first breaks through the soil into the light as the seed germinates. 
A) the zygote divides. 
B) cotyledons form at the shoot end of the embryo. 
C) the shoot-root axis is established in the embryo. 
D) the primary root breaks through the seed coat. 
E) the shoot first breaks through the soil into the light as the seed germinates.

Question 6

The following questions are based on the drawing of root or stem cross sections shown in Figure 35.2.
   
Figure 35.2
-A woody eudicot is represented by

Accepted Answer

A) I only. 
B) II only. 
C) III only. 
D) IV only. 
E) both I and III. 
A) I only. 
B) II only. 
C) III only. 
D) IV only. 
E) both I and III.

Question 7

Which of the following arise from meristematic activity?

Accepted Answer

A) secondary xylem 
B) leaves 
C) dermal tissue 
D) tubers 
E) all of the above 
A) secondary xylem 
B) leaves 
C) dermal tissue 
D) tubers 
E) all of the above

Question 8

The following questions are based on the drawing of root or stem cross sections shown in Figure 35.2.
   
Figure 35.2
-Which of the following is a True statement about growth in plants?

Accepted Answer

A) Only primary growth is localized at meristems. 
B) Some plants lack secondary growth. 
C) Only stems have secondary growth. 
D) Only secondary growth produces reproductive structures. 
E) Monocots have only primary growth, and eudicots have only secondary growth. 
A) Only primary growth is localized at meristems. 
B) Some plants lack secondary growth. 
C) Only stems have secondary growth. 
D) Only secondary growth produces reproductive structures. 
E) Monocots have only primary growth, and eudicots have only secondary growth.

Question 9

Which structure is incorrectly paired with its tissue system?

Accepted Answer

A) root hair-dermal tissue 
B) palisade parenchyma-ground tissue 
C) guard cell-dermal tissue 
D) companion cell-ground tissue 
E) tracheid-vascular tissue 
A) root hair-dermal tissue 
B) palisade parenchyma-ground tissue 
C) guard cell-dermal tissue 
D) companion cell-ground tissue 
E) tracheid-vascular tissue

Question 10

The following question is based on parts of a growing primary root.
I. root cap
II. zone of elongation
III. zone of cell division
IV. zone of cell maturation
V. apical meristem
-Which of the following root tissues gives rise to lateral roots?

Accepted Answer

A) endodermis 
B) phloem 
C) cortex 
D) epidermis 
E) pericycle 
A) endodermis 
B) phloem 
C) cortex 
D) epidermis 
E) pericycle

Question 11

All of the following are plant adaptations to life on land except

Accepted Answer

A) tracheids and vessels. 
B) root hairs. 
C) cuticle. 
D) the Calvin cycle of photosynthesis. 
E) collenchyma. 
A) tracheids and vessels. 
B) root hairs. 
C) cuticle. 
D) the Calvin cycle of photosynthesis. 
E) collenchyma.

Question 12

The following questions are based on the drawing of root or stem cross sections shown in Figure 35.2.
   
Figure 35.2
-Pores on the leaf surface that function in gas exchange are called

Accepted Answer

A) hairs. 
B) xylem cells. 
C) phloem cells. 
D) stomata. 
E) sclereids. 
A) hairs. 
B) xylem cells. 
C) phloem cells. 
D) stomata. 
E) sclereids.

Question 13

The following questions are based on the drawing of root or stem cross sections shown in Figure 35.2.
   
Figure 35.2
-"Totipotency" is a term used to describe the ability of a cell to give rise to a complete new organism. In plants, this means that

Accepted Answer

A) plant development is not under genetic control. 
B) the cells of shoots and the cells of roots have different genes. 
C) cell differentiation depends largely on the control of gene expression. 
D) a cell's environment has no effect on its differentiation. 
E) sexual reproduction is not necessary in plants. 
A) plant development is not under genetic control. 
B) the cells of shoots and the cells of roots have different genes. 
C) cell differentiation depends largely on the control of gene expression. 
D) a cell's environment has no effect on its differentiation. 
E) sexual reproduction is not necessary in plants.

Question 14

What effect does "pinching back" have on a houseplant?
A)increases apical dominance
B)inhibits the growth of lateral buds
C)produces a plant that will grow taller
D)produces a plant that will grow fuller
E)increases the flow of auxin down the shoot

Accepted Answer

The answer of What effect does "pinching back" have on...

Question 15

Figure 35.1
-Which of the following are True statements about the cells shown in the photograph in Figure 35.1 above?

Accepted Answer

A) They are parenchyma cells. 
B) They are photosynthetic. 
C) They are usually found in roots. 
D) They are phloem cells. 
E) Both A and B. 
A) They are parenchyma cells. 
B) They are photosynthetic. 
C) They are usually found in roots. 
D) They are phloem cells. 
E) Both A and B.

Question 16

The following questions are based on the drawing of root or stem cross sections shown in Figure 35.2.
   
Figure 35.2
-A plant that is at least 3 years old is represented by

Accepted Answer

A) I only. 
B) II only. 
C) III only. 
D) IV only. 
E) both I and III. 
A) I only. 
B) II only. 
C) III only. 
D) IV only. 
E) both I and III.

Question 17

The following question is based on parts of a growing primary root.
I. root cap
II. zone of elongation
III. zone of cell division
IV. zone of cell maturation
V. apical meristem
-Which of the following illustrates the idea that the fate of a cell is a direct result of its position?

Accepted Answer

A) Some root epidermal cells form hairs; others do not. 
B) Floating leaves of Cabomba have a different shape than submerged leaves. 
C) Some shoot epidermal cells form stomata; others do not. 
D) A and C only 
E) A, B, and C 
A) Some root epidermal cells form hairs; others do not. 
B) Floating leaves of Cabomba have a different shape than submerged leaves. 
C) Some shoot epidermal cells form stomata; others do not. 
D) A and C only 
E) A, B, and C

Exam 35: Plant Structure, Growth, and Development

Heartwood and sapwood consist of

For this pair of items, choose the option that best describes their relationship. (A)the probability that xylem cells are meristematic (B)the probability that trichomes are meristematic

Shoot elongation in a growing bud is due primarily to

Vascular plant tissue includes all of the following cell types except

The following questions are based on the drawing of root or stem cross sections shown in Figure 35.2. Figure 35.2 -The polarity of a plant is established when

The following questions are based on the drawing of root or stem cross sections shown in Figure 35.2. Figure 35.2 -A woody eudicot is represented by

Which of the following arise from meristematic activity?

The following questions are based on the drawing of root or stem cross sections shown in Figure 35.2. Figure 35.2 -Which of the following is a True statement about growth in plants?

Which structure is incorrectly paired with its tissue system?

The following question is based on parts of a growing primary root. I. root cap II. zone of elongation III. zone of cell division IV. zone of cell maturation V. apical meristem -Which of the following root tissues gives rise to lateral roots?

All of the following are plant adaptations to life on land except

The following questions are based on the drawing of root or stem cross sections shown in Figure 35.2. Figure 35.2 -Pores on the leaf surface that function in gas exchange are called

The following questions are based on the drawing of root or stem cross sections shown in Figure 35.2. Figure 35.2 -"Totipotency" is a term used to describe the ability of a cell to give rise to a complete new organism. In plants, this means that

What effect does "pinching back" have on a houseplant? A)increases apical dominance B)inhibits the growth of lateral buds C)produces a plant that will grow taller D)produces a plant that will grow fuller E)increases the flow of auxin down the shoot

Figure 35.1 -Which of the following are True statements about the cells shown in the photograph in Figure 35.1 above?

The following questions are based on the drawing of root or stem cross sections shown in Figure 35.2. Figure 35.2 -A plant that is at least 3 years old is represented by

The following question is based on parts of a growing primary root. I. root cap II. zone of elongation III. zone of cell division IV. zone of cell maturation V. apical meristem -Which of the following illustrates the idea that the fate of a cell is a direct result of its position?

Introduction: Themes in the Study of Life

The Chemical Context of Life

Water and the Fitness of the Environment

Carbon and the Molecular Diversity of Life

The Structure and Function of Large Biological Molecules

A Tour of the Cell

Membrane Structure and Function

An Introduction to Metabolism

Cellular Respiration: Harvesting Chemical Energy

Photosynthesis

Cell Communication

The Cell Cycle

Meiosis and Sexual Life Cycles

Mendel and the Gene Idea

The Chromosomal Basis of Inheritance

The Molecular Basis of Inheritance

From Gene to Protein

Control of Gene Expression

Viruses

Biotechnology

Genomes and Their Evolution

Descent With Modification: a Darwinian View of Life

The Evolution of Populations

The Origin of Species

The History of Life on Earth

Phylogeny and the Tree of Life

Bacteria and Archaea

Protists

Plant Diversity I: How Plants Colonized Land

Plant Diversity Ii: the Evolution of Seed Plants

Fungi

An Introduction to Animal Diversity

Invertebrates

Vertebrates

Transport in Vascular Plants

Soil and Plant Nutrition

Angiosperm Reproduction and Biotechnology

Plant Responses to Internal and External Signals

Basic Principles of Animal Form and Function

Animal Nutrition

Circulation and Gas Exchange

The Immune System

Osmoregulation and Excretion

Hormones and the Endocrine System

Animal Reproduction

Animal Development

Neurons, Synapses, and Signaling

Nervous Systems

Sensory and Motor Mechanisms

Animal Behavior

An Introduction to Ecology and the Biosphere

Population Ecology

Community Ecology

Ecosystems

Conservation Biology and Restoration Ecology

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