Question 1

__________ is the predominant photosynthetic product carried in phloem.

Accepted Answer

A)  Glucose 
B)  Cellulose 
C)  Sucrose 
D)  Maltose 
E)  Fructose 
A)  Glucose 
B)  Cellulose 
C)  Sucrose 
D)  Maltose 
E)  Fructose

Question 2

The loading of dissolved sugars into the sieve tube elements of phloem is:

Accepted Answer

A)  passive transport. 
B)  active transport. 
C)  osmosis. 
D)  simple diffusion. 
E)  facilitated diffusion. 
A)  passive transport. 
B)  active transport. 
C)  osmosis. 
D)  simple diffusion. 
E)  facilitated diffusion.

Question 3

Diagram and label a cross section of 1) a woody stem before the vascular cambium becomes active and 2) a woody stem from the same plant after the vascular cambium has been active for a considerable length of time.

Accepted Answer

Your first diagram should be s

Question 4

Figure 35-3
Use the figure to answer the corresponding question(s).  
-The basswood in Figure 35-3 is __________ years old.

Accepted Answer

A)  0 
B)  2 
C)  3 
D)  4 
E)  5 
A)  0 
B)  2 
C)  3 
D)  4 
E)  5

Question 5

Figure 35-1
Use the figure to answer the corresponding question(s).  
-Dendrochronology can be useful in determining:

Accepted Answer

A)  the dates of past earthquakes and volcanic eruptions. 
B)  future climate patterns. 
C)  the solution to global warming. 
D)  how tree growth affects air pollution. 
E)  the time of day. 
A)  the dates of past earthquakes and volcanic eruptions. 
B)  future climate patterns. 
C)  the solution to global warming. 
D)  how tree growth affects air pollution. 
E)  the time of day.

Question 6

Cork cambium and the tissues it produces are collectively known as:

Accepted Answer

A)  periderm. 
B)  epidermis. 
C)  xylem. 
D)  pith. 
E)  cortex. 
A)  periderm. 
B)  epidermis. 
C)  xylem. 
D)  pith. 
E)  cortex.

Question 7

Vascular cambium gives rise to which of the following tissues?

Accepted Answer

A)  primary phloem 
B)  periderm 
C)  epidermis 
D)  secondary xylem 
E)  cork cambium 
A)  primary phloem 
B)  periderm 
C)  epidermis 
D)  secondary xylem 
E)  cork cambium

Question 8

MATCHING
Match the tissue with the appropriate description.
a.cork cambium
e.periderm
b.cork parenchyma
f.phloem
c.epidermis
g.vascular cambium
d.ground tissue
h.xylem
-This tissue produces cork cells.

Accepted Answer

The answer of MATCHING
Match the tissue with the appropriate description.
a.cork...

Question 9

MATCHING
Match the tissue with the appropriate description.
a.cork cambium
e.periderm
b.cork parenchyma
f.phloem
c.epidermis
g.vascular cambium
d.ground tissue
h.xylem
-This tissue replaces the epidermis in woody plants.

Accepted Answer

The answer of MATCHING
Match the tissue with the appropriate description.
a.cork...

Question 10

Figure 35-3
Use the figure to answer the corresponding question(s).  
-Functional secondary xylem that conducts water and dissolved minerals is known as:

Accepted Answer

A)  softwood. 
B)  springwood. 
C)  hardwood. 
D)  sapwood. 
E)  heartwood. 
A)  softwood. 
B)  springwood. 
C)  hardwood. 
D)  sapwood. 
E)  heartwood.

Question 11

One function of cortical parenchyma cells is:

Accepted Answer

A)  photosynthesis. 
B)  to provide structural support and strength. 
C)  to produce cutin. 
D)  to conduct water and nutrient minerals. 
E)  to conduct sugars. 
A)  photosynthesis. 
B)  to provide structural support and strength. 
C)  to produce cutin. 
D)  to conduct water and nutrient minerals. 
E)  to conduct sugars.

Question 12

The outermost cell layer of herbaceous stems is the:

Accepted Answer

A)  bark. 
B)  cortex. 
C)  endodermis. 
D)  epidermis. 
E)  periderm. 
A)  bark. 
B)  cortex. 
C)  endodermis. 
D)  epidermis. 
E)  periderm.

Question 13

MATCHING
Match the tissue with the appropriate description.
a.cork cambium
e.periderm
b.cork parenchyma
f.phloem
c.epidermis
g.vascular cambium
d.ground tissue
h.xylem
-This tissue is found on the inside half of a vascular bundle.

Accepted Answer

The answer of MATCHING
Match the tissue with the appropriate description.
a.cork...

Question 14

__________ is the functional replacement for the epidermis.

Accepted Answer

A)  Xylem 
B)  Periderm 
C)  Pith 
D)  Cortex 
E)  Periderm. 
A)  Xylem 
B)  Periderm 
C)  Pith 
D)  Cortex 
E)  Periderm.

Question 15

Identify four external features of a woody twig and briefly explain the function and/or origin of each.

Accepted Answer

terminal bud at the tip and lateral buds

Question 16

Before being loaded into the phloem for translocation, the carbohydrates produced during photosynthesis must be converted into which molecule?

Accepted Answer

A)  glucose 
B)  fructose 
C)  maltose 
D)  sucrose 
E)  galactose 
A)  glucose 
B)  fructose 
C)  maltose 
D)  sucrose 
E)  galactose

Question 17

Figure 35-2
Use the figure to answer the corresponding questions.  
-Which of the following is not true concerning the structure labeled 2 in Figure 35-2?

Accepted Answer

A)  It is known as periderm. 
B)  It is produced by cork cambium (not shown). 
C)  It is composed largely of primary tissue. 
D)  It is composed largely of cells that are dead at maturity. 
E)  It is commonly called outer bark. 
A)  It is known as periderm. 
B)  It is produced by cork cambium (not shown). 
C)  It is composed largely of primary tissue. 
D)  It is composed largely of cells that are dead at maturity. 
E)  It is commonly called outer bark.

Question 18

Figure 35-1
Use the figure to answer the corresponding question(s).  
-The age of the twig in Figure 35-1 is __________ years.

Accepted Answer

A)  0 
B)  1 
C)  2 
D)  3 
E)  5 
A)  0 
B)  1 
C)  2 
D)  3 
E)  5

Question 19

Periderm is produced by:

Accepted Answer

A)  xylem. 
B)  cork cambium. 
C)  pith. 
D)  cortex. 
E)  phloem. 
A)  xylem. 
B)  cork cambium. 
C)  pith. 
D)  cortex. 
E)  phloem.

Question 20

Explain how dissolved sugar is transported in the phloem by means of a pressure gradient.

Accepted Answer

Concepts to Consider: At the source, a p

Exam 35: Stem Structure and Transport

__________ is the predominant photosynthetic product carried in phloem.

The loading of dissolved sugars into the sieve tube elements of phloem is:

Diagram and label a cross section of 1) a woody stem before the vascular cambium becomes active and 2) a woody stem from the same plant after the vascular cambium has been active for a considerable length of time.

Figure 35-3 Use the figure to answer the corresponding question(s). -The basswood in Figure 35-3 is __________ years old.

Figure 35-1 Use the figure to answer the corresponding question(s). -Dendrochronology can be useful in determining:

Cork cambium and the tissues it produces are collectively known as:

Vascular cambium gives rise to which of the following tissues?

MATCHING Match the tissue with the appropriate description. a.cork cambium e.periderm b.cork parenchyma f.phloem c.epidermis g.vascular cambium d.ground tissue h.xylem -This tissue produces cork cells.

MATCHING Match the tissue with the appropriate description. a.cork cambium e.periderm b.cork parenchyma f.phloem c.epidermis g.vascular cambium d.ground tissue h.xylem -This tissue replaces the epidermis in woody plants.

Figure 35-3 Use the figure to answer the corresponding question(s). -Functional secondary xylem that conducts water and dissolved minerals is known as:

One function of cortical parenchyma cells is:

The outermost cell layer of herbaceous stems is the:

MATCHING Match the tissue with the appropriate description. a.cork cambium e.periderm b.cork parenchyma f.phloem c.epidermis g.vascular cambium d.ground tissue h.xylem -This tissue is found on the inside half of a vascular bundle.

__________ is the functional replacement for the epidermis.

Identify four external features of a woody twig and briefly explain the function and/or origin of each.

Before being loaded into the phloem for translocation, the carbohydrates produced during photosynthesis must be converted into which molecule?

Figure 35-2 Use the figure to answer the corresponding questions. -Which of the following is not true concerning the structure labeled 2 in Figure 35-2?

Figure 35-1 Use the figure to answer the corresponding question(s). -The age of the twig in Figure 35-1 is __________ years.

Periderm is produced by:

Explain how dissolved sugar is transported in the phloem by means of a pressure gradient.

A View of Life

Atoms and Molecules: the Chemical Basis of Life

The Chemistry of Life: Organic Compounds

Organization of the Cell

Biological Membranes

Cell Communication

Energy and Metabolism

How Cells Make Atp: Energy-Releasing Pathways

Photosynthesis: Capturing Light Energy

Chromosomes, Mitosis, and Meiosis

The Basic Principles of Heredity

Dna: the Carrier of Genetic Information

Gene Expression

Gene Regulation

Dna Technology and Genomics

Human Genetics and the Human Genome

Developmental Genetics

Introduction to Darwinian Evolution

Evolutionary Change in Populations

Speciation and Macroevolution

The Origin and Evolutionary History of Life

The Evolution of Primates

Understanding Diversity: Systematics

Viruses and Subviral Agents

Bacteria and Archaea

Protists

Seedless Plants

Seed Plants

The Fungi

An Introduction to Animal Diversity

Sponges, Cnidarians, Ctenophores, and Protostomes

The Deuterostomes

Plant Structure, Growth, and Development

Leaf Structure and Function

Roots and Mineral Nutrition

Reproduction in Flowering Plants

Plant Developmental Responses to External and Internal Signals

Animal Structure and Function: an Introduction

Protection, Support, and Movement

Neural Signaling

Neural Regulation

Sensory Systems

Internal Transport

The Immune System: Internal Defense

Gas Exchange

Processing Food and Nutrition

Osmoregulation and Disposal of Metabolic Wastes

Endocrine Regulation

Reproduction

Animal Development

Animal Behavior

Introduction to Ecology: Population Ecology

Community Ecology

Ecosystems and the Biosphere

Ecology and the Geography of Life

Biological Diversity and Conservation Biology

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