Question 1

Cells produced by the vascular cambium do NOT include

Accepted Answer

A)  tracheids. 
B)  vessel elements. 
C)  phelloderm. 
D)  sieve-tube elements. 
E)  companion cells. 
A)  tracheids. 
B)  vessel elements. 
C)  phelloderm. 
D)  sieve-tube elements. 
E)  companion cells.

Question 2

Specialized stems that aid grape vines and Boston ivy in climbing are called stipules.

Accepted Answer

A) True 
 B)False

Question 3

Discrete patches of xylem and phloem found in herbaceous dicot stems are called

Accepted Answer

A)  lenticels. 
B)  steles. 
C)  vascular bundles. 
D)  annual rings. 
E)  tyloses. 
A)  lenticels. 
B)  steles. 
C)  vascular bundles. 
D)  annual rings. 
E)  tyloses.

Question 4

Specialized stems may function ________.

Accepted Answer

A)  as photosynthetic organs 
B)  for food storage 
C)  for water storage 
D)  for protection 
E)  All of these are functions of certain specialized stems. 
A)  as photosynthetic organs 
B)  for food storage 
C)  for water storage 
D)  for protection 
E)  All of these are functions of certain specialized stems.

Question 5

A cladophyll is a stem with thick bark.

Accepted Answer

A) True 
 B)False

Question 6

Roots produced on rhizomes are adventitious.

Accepted Answer

A) True 
 B)False

Question 7

The bases of lost branches that have become covered over with new annual rings of wood are called

Accepted Answer

A)  veneer. 
B)  traces. 
C)  seasoned wood. 
D)  knots. 
E)  lignum vitae. 
A)  veneer. 
B)  traces. 
C)  seasoned wood. 
D)  knots. 
E)  lignum vitae.

Question 8

Most stem tips have caps over them that protect them while they are growing.

Accepted Answer

A) True 
 B)False

Question 9

In a mature, woody dicot stem, the tissue between the xylem and the phloem is the ________.

Accepted Answer

A)  vascular cambium 
B)  cortex 
C)  apical meristem 
D)  cork cambium 
E)  pith 
A)  vascular cambium 
B)  cortex 
C)  apical meristem 
D)  cork cambium 
E)  pith

Question 10

When three or more leaves occur at a node, the leaf arrangement is said to be

Accepted Answer

A)  opposite. 
B)  triplicate. 
C)  alternate. 
D)  whorled. 
E)  crowded. 
A)  opposite. 
B)  triplicate. 
C)  alternate. 
D)  whorled. 
E)  crowded.

Question 11

Which of the following function primarily in the lateral conduction of food in a stem?

Accepted Answer

A)  resin canals 
B)  laticifers 
C)  tyloses 
D)  lenticels 
E)  rays 
A)  resin canals 
B)  laticifers 
C)  tyloses 
D)  lenticels 
E)  rays

Question 12

Lignin, which is found in the walls of xylem cells, makes the cells tough and hard.

Accepted Answer

A) True 
 B)False

Question 13

Most leaves are attached to the stem by the ________.

Accepted Answer

A)  adventitious buds 
B)  internodes 
C)  petiole 
D)  petiolule 
E)  bud scales 
A)  adventitious buds 
B)  internodes 
C)  petiole 
D)  petiolule 
E)  bud scales

Question 14

Horizontal stems that produce roots and shoots are

Accepted Answer

A)  cladophylls 
B)  stolons. 
C)  tubers. 
D)  bulbs. 
E)  corms. 
A)  cladophylls 
B)  stolons. 
C)  tubers. 
D)  bulbs. 
E)  corms.

Question 15

A wood's capacity to withstand decay organisms is referred to as its

Accepted Answer

A)  density. 
B)  specific gravity. 
C)  durability. 
D)  seasoning capacity. 
E)  charcoal capacity. 
A)  density. 
B)  specific gravity. 
C)  durability. 
D)  seasoning capacity. 
E)  charcoal capacity.

Question 16

The difference between the inner bark and the outer bark is that the outer bark is aged inner bark tissue.

Accepted Answer

A) True 
 B)False

Question 17

Which of the following specialized stems have relatively long internodes?

Accepted Answer

A)  rhizomes 
B)  stolons 
C)  tubers 
D)  corms 
E)  bulbs 
A)  rhizomes 
B)  stolons 
C)  tubers 
D)  corms 
E)  bulbs

Question 18

Axillary buds are found in

Accepted Answer

A)  angles between the petioles and the stem. 
B)  along internodes. 
C)  at tips of stems. 
D)  on terminal buds. 
E)  on roots. 
A)  angles between the petioles and the stem. 
B)  along internodes. 
C)  at tips of stems. 
D)  on terminal buds. 
E)  on roots.

Question 19

Cone-shaped stems surrounded by many scalelike leaves that are modified for food storage are

Accepted Answer

A)  bulbs. 
B)  corms. 
C)  tubers. 
D)  rhizomes. 
E)  stolons. 
A)  bulbs. 
B)  corms. 
C)  tubers. 
D)  rhizomes. 
E)  stolons.

Question 20

This tissue is responsible for the production of cork cells.

Accepted Answer

A)  procambium 
B)  phellem 
C)  phylogene 
D)  phellogen 
E)  phelloderm 
A)  procambium 
B)  phellem 
C)  phylogene 
D)  phellogen 
E)  phelloderm

Exam 6: Stems

Cells produced by the vascular cambium do NOT include

Specialized stems that aid grape vines and Boston ivy in climbing are called stipules.

Discrete patches of xylem and phloem found in herbaceous dicot stems are called

Specialized stems may function ________.

A cladophyll is a stem with thick bark.

Roots produced on rhizomes are adventitious.

The bases of lost branches that have become covered over with new annual rings of wood are called

Most stem tips have caps over them that protect them while they are growing.

In a mature, woody dicot stem, the tissue between the xylem and the phloem is the ________.

When three or more leaves occur at a node, the leaf arrangement is said to be

Which of the following function primarily in the lateral conduction of food in a stem?

Lignin, which is found in the walls of xylem cells, makes the cells tough and hard.

Most leaves are attached to the stem by the ________.

Horizontal stems that produce roots and shoots are

A wood's capacity to withstand decay organisms is referred to as its

The difference between the inner bark and the outer bark is that the outer bark is aged inner bark tissue.

Which of the following specialized stems have relatively long internodes?

Axillary buds are found in

Cone-shaped stems surrounded by many scalelike leaves that are modified for food storage are

This tissue is responsible for the production of cork cells.

What Is Plant Biology

The Nature of Life

Cells

Tissues

Roots and Soils

Leaves

Flowers, Fruits, and Seeds

Water in Plants

Plant Metabolism

Growth

Meiosis and Alternation of Generation

Genetics

Plant Breeding and Propagation

Evolution

Plant Names and Classification

Domain Kingdom Bacteria, Domain Kingdom Archaea, and Viruses

Kingdom Protista

Kingdom Fungi

Introduction to the Plant Kingdom: Bryophytes

The Seedless Vascular Plants - Ferns and Their Relatives

Introduction to Seed Plants: Gymnosperms

Seed Plants: Angiosperms

Flowering Plants and Civilization

Ecology

Biomes

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