Question 1

Figure 35-2
Use the figure to answer the corresponding questions.  
-Secondary xylem contains all of the following cell types except:

Accepted Answer

A)  tracheids. 
B)  vessel elements. 
C)  sieve tube elements 
D)  fibers. 
E)  parenchyma. 
A)  tracheids. 
B)  vessel elements. 
C)  sieve tube elements 
D)  fibers. 
E)  parenchyma.

Question 2

Dissolved sugars are transported in:

Accepted Answer

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

Question 3

One reason that water is able to form unbroken columns is because water molecules are cohesive.
____________________

Accepted Answer

A) True 
 B)False

Question 4

Compare and contrast the structure of an herbaceous eudicot stem and that of a monocot.

Accepted Answer

Monocot and eudicot stems are similar in

Question 5

Hardwood is the wood of gymnosperms.
____________________

Accepted Answer

A) True 
 B)False

Question 6

Sugar is translocated in phloem from a source, or an area of __________, to a sink, or an area of __________.

Accepted Answer

A)  low sugar concentration; high sugar concentration 
B)  high sugar concentration; low sugar concentration 
C)  positive water potential; negative water potential 
D)  negative water potential; positive water potential 
E)  low pressure; equally low pressure 
A)  low sugar concentration; high sugar concentration 
B)  high sugar concentration; low sugar concentration 
C)  positive water potential; negative water potential 
D)  negative water potential; positive water potential 
E)  low pressure; equally low pressure

Question 7

Secondary growth occurs as a result of the activity of which two lateral meristems?

Accepted Answer

A)  vascular cambium and cork cambium 
B)  apical meristem and cork cambium 
C)  primary meristem and secondary meristem 
D)  periderm and cork cambium 
E)  apical meristem and vascular cambium 
A)  vascular cambium and cork cambium 
B)  apical meristem and cork cambium 
C)  primary meristem and secondary meristem 
D)  periderm and cork cambium 
E)  apical meristem and vascular cambium

Question 8

Immediately inside the epidermis of a eudicot stem is the pith.
____________________

Accepted Answer

A) True 
 B)False

Question 9

Xylem transports water and dissolved nutrient minerals in which direction?

Accepted Answer

A)  upward 
B)  downward 
C)  inward laterally 
D)  outward laterally 
E)  both upward and downward 
A)  upward 
B)  downward 
C)  inward laterally 
D)  outward laterally 
E)  both upward and downward

Question 10

In a monocot stem, vascular bundles are arranged in a circle.
____________________

Accepted Answer

A) True 
 B)False

Question 11

Bundle scars would be found within a leaf scar.
____________________

Accepted Answer

A) True 
 B)False

Question 12

Figure 35-1
Use the figure to answer the corresponding question(s).  
-The structure labeled __________ in Figure 35-1 is formed in the leaf scars by vascular tissue that extends from the stem out into the leaf.

Accepted Answer

A)  5 
B)  6 
C)  7 
D)  8 
E)  9 
A)  5 
B)  6 
C)  7 
D)  8 
E)  9

Question 13

When cells of the vascular cambium divide, they produce xylem toward the outside.
____________________

Accepted Answer

A) True 
 B)False

Question 14

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 sandwiched in between the xylem and phloem.

Accepted Answer

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

Question 15

Sugars are loaded into sieve tubes via simple diffusion.
____________________

Accepted Answer

A) True 
 B)False

Question 16

Which of the following is not a function of stems?

Accepted Answer

A)  modified for sexual reproduction 
B)  absorb nutrient minerals 
C)  produce new tissues 
D)  transport water and dissolved nutrient minerals 
E)  support leaves and flowers 
A)  modified for sexual reproduction 
B)  absorb nutrient minerals 
C)  produce new tissues 
D)  transport water and dissolved nutrient minerals 
E)  support leaves and flowers

Question 17

Figure 35-2
Use the figure to answer the corresponding questions.  
-Although the same cell types can be found in both primary and secondary phloem, which type of cell is usually more abundant in secondary phloem?

Accepted Answer

A)  parenchyma 
B)  fibers 
C)  vessel elements 
D)  companion cells 
E)  sieve tube members 
A)  parenchyma 
B)  fibers 
C)  vessel elements 
D)  companion cells 
E)  sieve tube members

Question 18

Cells produced on the inside of the vascular cambium differentiate to form which vascular tissue?

Accepted Answer

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

Question 19

A growth ring is composed of xylem.
____________________

Accepted Answer

A) True 
 B)False

Question 20

Water moves from a region of __________ water potential to a region of __________ water potential.

Accepted Answer

A)  more positive; less positive 
B)  less positive; more positive 
C)  less negative; more negative 
D)  more negative; less negative 
E)  more negative; zero 
A)  more positive; less positive 
B)  less positive; more positive 
C)  less negative; more negative 
D)  more negative; less negative 
E)  more negative; zero

Exam 35: Stem Structure and Transport

Figure 35-2 Use the figure to answer the corresponding questions. -Secondary xylem contains all of the following cell types except:

Dissolved sugars are transported in:

One reason that water is able to form unbroken columns is because water molecules are cohesive. ____________________

Compare and contrast the structure of an herbaceous eudicot stem and that of a monocot.

Hardwood is the wood of gymnosperms. ____________________

Sugar is translocated in phloem from a source, or an area of __________, to a sink, or an area of __________.

Secondary growth occurs as a result of the activity of which two lateral meristems?

Immediately inside the epidermis of a eudicot stem is the pith. ____________________

Xylem transports water and dissolved nutrient minerals in which direction?

In a monocot stem, vascular bundles are arranged in a circle. ____________________

Bundle scars would be found within a leaf scar. ____________________

Figure 35-1 Use the figure to answer the corresponding question(s). -The structure labeled __________ in Figure 35-1 is formed in the leaf scars by vascular tissue that extends from the stem out into the leaf.

When cells of the vascular cambium divide, they produce xylem toward the outside. ____________________

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 sandwiched in between the xylem and phloem.

Sugars are loaded into sieve tubes via simple diffusion. ____________________

Which of the following is not a function of stems?

Figure 35-2 Use the figure to answer the corresponding questions. -Although the same cell types can be found in both primary and secondary phloem, which type of cell is usually more abundant in secondary phloem?

Cells produced on the inside of the vascular cambium differentiate to form which vascular tissue?

A growth ring is composed of xylem. ____________________

Water moves from a region of __________ water potential to a region of __________ water potential.

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

Filters

Sugar is translocated in phloem from a source, or an area of , to a sink, or an area of .

Water moves from a region of water potential to a region of water potential.