Question 1

The outer annual rings where transport occurs is called heartwood.

Accepted Answer

A) True 
 B)False

Question 2

The root endodermis

Accepted Answer

A)   forms a boundary between the cortex and inner vascular cylinder of the root.
B)   contains impermeable lignin and suberin called a Casparian strip that controls water and nutrient movement between adjacent cell walls.
C)   is two to three layers of spherical cells.
D)   All of the choices are true of root endodermis.
E)   forms a boundary between the cortex and inner vascular cylinder of the root and contains impermeable lignin and suberin called a Casparian strip that controls water and nutrient movement between adjacent cell walls is correct.F) A) and D)
G) A) and C)

Question 3

The meristems that arise from the apical meristem include all of the following EXCEPT

Accepted Answer

A)   protoderm.
B)   ground meristem.
C)   epidermis.
D)   procambrium.E) B) and D)
F) A) and C)

Question 4

We are very familiar with two things found in large woody plants, wood and bark. The wood is essentially made of ________ and the bark is essentially made of ________.

Accepted Answer

A)   xylem; phloem and cork
B)   vascular tissue; epidermal tissue
C)   the cortex; the epidermis
D)   pith; collenchymaE) B) and C)
F) A) and D)

Question 5

Considering that leaf stoma have the conflicting functions of allowing gaseous carbon dioxide into the leaf, yet preserving the plant's supply of water, which of the following is (are)  reasonable?

Accepted Answer

A)   A submerged-water plant would have no stoma.
B)   Tree leaves that orient flat and present the top side to the sun would have most of their stoma on the bottom of the leaf.
C)   Corn, oats, rice, and wheat-all monocots-have relative upright blades with sunlight hitting both sides and would have stoma distributed evenly on both sides.
D)   All of the choices are reasonable.
E)   None of the choices is reasonable, since stoma are found uniformly on all type of leaves.F) C) and D)
G) C) and E)

Question 6

Strawberry plants vegetatively reproduce by forming new plants where the nodes of stolons touch the ground.

Accepted Answer

A) True 
 B)False

Question 7

Which statement is NOT true about woody stems?

Accepted Answer

A)   Woody stems contain secondary growth.
B)   Secondary phloem accumulates to form the wood.
C)   The stem is organized into a central pith, wood, and outer bark.
D)   Cork cambium produces waterproof cork cells that become bark.
E)   The vascular cambium is located between the xylem and phloem of the vascular bundles in a woody stem.F) None of the above
G) A) and B)

Question 8

Consider the possibility that we discover a gene that regulates both the amount of root hairs and where root hairs grow on a root tip. Since the surface area provided by root hairs is so critical to their uptake of water and nutrients, expanding their growth area seems a great advantage. However, which of these might be a problem?

Accepted Answer

A)   Growth of root hairs in the zone of cell division would interfere with root cell proliferation.
B)   Growth of root hairs in the root cap would cause them to be shredded off since this area takes substantial abrasion.
C)   Growth of root hairs in the zone of elongation would cause them to be shredded off as they anchored in soil and the root lengthened.
D)   All of these choices pose a problem.E) B) and D)
F) A) and D)

Question 9

To prepare a microscope slide of mitosis, where would one most likely find examples of cell division in a plant?

Accepted Answer

A)   near the root tip
B)   in a tree trunk, near the center
C)   anywhere in the mesophyll of a leaf
D)   at the center of a root, back from the tipE) B) and D)
F) All of the above

Question 10

Describe three of the key features that you can use to identify whether a plant is a monocot or a dicot.

Accepted Answer

Answers may vary. Seeds: monocots contai...

Question 11

Which of the following structures is an underground horizontal stem?

Accepted Answer

A)   bulb
B)   rhizome
C)   corm
D)   stolonE) C) and D)
F) A) and D)

Question 12

Farmers have been able to genetically engineer a wide variety of crops that possess an enormous diversity of traits. If a farmer wanted to increase the ability of his crops to access ground water that is several meters below ground which type of root system would he want?

Accepted Answer

A)   taproot
B)   prop roots
C)   fibrous roots
D)   pneumatophores
E)   aerial rootsF) A) and B)
G) A) and D)

Question 13

Which of the following structures is a stem adaptation instead of a root adaptation?

Accepted Answer

A)   stolons
B)   rhizomes
C)   tubers
D)   corms
E)   All are stem adaptationsF) B) and C)
G) A) and B)

Question 14

Which of the following tissues transports water and nutrients within the plant?

Accepted Answer

A)   epidermal tissue
B)   ground tissue
C)   meristematic tissue
D)   vascular tissueE) A) and B)
F) B) and C)

Question 15

An axillary bud may produce

Accepted Answer

A)   nothing-it is shed with the leaf.
B)   a lateral branch or a flower.
C)   wood and lateral branches.
D)   inhibitors of growth.E) None of the above
F) All of the above

Question 16

Which of the following statements is NOT correct about the arrangement of tissues in the eudicot root?

Accepted Answer

A)   The specialized root tissues are seen at the zone of maturation.
B)   The epidermis of the root has no cuticle on its outer surface, unlike other epidermal tissues.
C)   The pericycle is the outer layer of cells in the vascular cylinder, with the ability to form secondary or branch roots.
D)   The star-shaped phloem is located in the center of the vascular cylinder, with xylem arranged between the arms of phloem.
E)   The Casparian strip is a waxy lining on four sides of the cells of the endodermis, which forces water into the endodermal cells.F) C) and D)
G) None of the above

Question 17

Which of these vascular tissue cells is alive but lacks a nucleus?

Accepted Answer

A)   tracheid
B)   sieve-tube members
C)   vessel element
D)   companion cellE) B) and C)
F) All of the above

Question 18

Identify this plant as a monocot or eudicot after examining its stem and leaf.

Accepted Answer

A)   This plant is a monocot.
B)   This plant is a dicot.
C)   Not enough information is provided to differentiate the plant as a monocot or dicot. The random arrangement of vascular bundles in the stem and the parallel venation of veins in the leaf allow the plant to be identified as a monocot.D) A) and C)
E) B) and C)

Question 19

Which of the following tissue types are found only in the zone of cell division of the root tip?

Accepted Answer

A)   xylem & phloem
B)   endodermis
C)   ground meristem
D)   None of these are restricted to just the zone of cell division of the root tip.
E)   All of these are restricted to the zone of cell division of the root tip.F) None of the above
G) A) and B)

Question 20

Which of the meristems and tissues is (are)  mismatched?

Accepted Answer

A)   protoderm - vascular tissue
B)   ground meristem - ground tissue
C)   procambrium - epidermal tissue
D)   None of these are mismatched.
E)   protoderm - vascular tissue and procambrium - epidermal tissue are mismatched.F) A) and B)
G) All of the above

Exam 24: Flowering Plants: Structureand Organization

Identify this plant as a monocot or eudicot after examining its stem and leaf.

Correct Answer
verified

Which of these vascular tissue cells is alive but lacks a nucleus?

Correct Answer
verified

To prepare a microscope slide of mitosis, where would one most likely find examples of cell division in a plant?

Correct Answer
verified

Describe three of the key features that you can use to identify whether a plant is a monocot or a dicot.

Correct Answer
verified
Answers may vary. Seeds: monocots contai...
View Answer

Correct Answer
verified

Which statement is NOT true about woody stems?

Correct Answer
verified

Strawberry plants vegetatively reproduce by forming new plants where the nodes of stolons touch the ground.

Correct Answer
verified

An axillary bud may produce

Correct Answer
verified

Farmers have been able to genetically engineer a wide variety of crops that possess an enormous diversity of traits. If a farmer wanted to increase the ability of his crops to access ground water that is several meters below ground which type of root system would he want?

Correct Answer
verified

Which of the meristems and tissues is (are) mismatched?

Correct Answer
verified

The root endodermis

Correct Answer
verified

Which of the following tissue types are found only in the zone of cell division of the root tip?

Correct Answer
verified

The meristems that arise from the apical meristem include all of the following EXCEPT

Correct Answer
verified

Considering that leaf stoma have the conflicting functions of allowing gaseous carbon dioxide into the leaf, yet preserving the plant's supply of water, which of the following is (are) reasonable?

Correct Answer
verified

Which of the following structures is a stem adaptation instead of a root adaptation?

Correct Answer
verified

We are very familiar with two things found in large woody plants, wood and bark. The wood is essentially made of and the bark is essentially made of .

Correct Answer
verified

Which of the following structures is an underground horizontal stem?

Correct Answer
verified

Which of the following statements is NOT correct about the arrangement of tissues in the eudicot root?

Correct Answer
verified

The outer annual rings where transport occurs is called heartwood.

Correct Answer
verified

Which of the following tissues transports water and nutrients within the plant?

Correct Answer
verified

Exam 24: Flowering Plants: Structureand Organization

Identify this plant as a monocot or eudicot after examining its stem and leaf.

Correct AnswerverifiedShow Answer

Which of these vascular tissue cells is alive but lacks a nucleus?

Correct AnswerverifiedShow Answer

To prepare a microscope slide of mitosis, where would one most likely find examples of cell division in a plant?

Correct AnswerverifiedShow Answer

Describe three of the key features that you can use to identify whether a plant is a monocot or a dicot.

Correct AnswerverifiedAnswers may vary. Seeds: monocots contai...View AnswerShow Answer

Correct AnswerverifiedShow Answer

Which statement is NOT true about woody stems?

Correct AnswerverifiedShow Answer

Strawberry plants vegetatively reproduce by forming new plants where the nodes of stolons touch the ground.

Correct AnswerverifiedShow Answer

An axillary bud may produce

Correct AnswerverifiedShow Answer

Farmers have been able to genetically engineer a wide variety of crops that possess an enormous diversity of traits. If a farmer wanted to increase the ability of his crops to access ground water that is several meters below ground which type of root system would he want?

Correct AnswerverifiedShow Answer

Which of the meristems and tissues is (are) mismatched?

Correct AnswerverifiedShow Answer

The root endodermis

Correct AnswerverifiedShow Answer

Which of the following tissue types are found only in the zone of cell division of the root tip?

Correct AnswerverifiedShow Answer

The meristems that arise from the apical meristem include all of the following EXCEPT

Correct AnswerverifiedShow Answer

Considering that leaf stoma have the conflicting functions of allowing gaseous carbon dioxide into the leaf, yet preserving the plant's supply of water, which of the following is (are) reasonable?

Correct AnswerverifiedShow Answer

Which of the following structures is a stem adaptation instead of a root adaptation?

Correct AnswerverifiedShow Answer

We are very familiar with two things found in large woody plants, wood and bark. The wood is essentially made of ________ and the bark is essentially made of ________.

Correct AnswerverifiedShow Answer

Which of the following structures is an underground horizontal stem?

Correct AnswerverifiedShow Answer

Which of the following statements is NOT correct about the arrangement of tissues in the eudicot root?

Correct AnswerverifiedShow Answer

The outer annual rings where transport occurs is called heartwood.

Correct AnswerverifiedShow Answer

Which of the following tissues transports water and nutrients within the plant?

Correct AnswerverifiedShow Answer

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified
Answers may vary. Seeds: monocots contai...
View Answer

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
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Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

We are very familiar with two things found in large woody plants, wood and bark. The wood is essentially made of and the bark is essentially made of .

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified