Deck 3: The Plant Body

Question 1

The water-conducting cells found in angiosperms include which of the following?

A)tracheids
B)vessel elements
C)sieve tube members
D)both tracheids and vessel elements
E)both tracheids and sieve tube members

Answer 1

D

Question 2

The conducting cells of xylem are ________ and ________.

A)tracheids;companion cells
B)phloem;tracheids
C)companion cells;sieve tube members
D)tracheids;vessel elements
E)none of the above are correct

Answer 2

D

Question 3

A single layer of flattened cells on the outer surface of an herbaceous stem defines the

A)cortex.
B)pith.
C)epidermis.
D)apical meristem.
E)periderm.

Answer 3

C

Question 4

To what cells are companion cells actually "companions"?

A)sieve tube members
B)tracheids
C)vessel elements
D)epidermal cells
E)more than one of these

Question 5

Which of the following gives rise to leaves?

A)cork cambium
B)vascular cambium
C)apical meristem
D)more than one of these gives rise to leaves
E)None of the above are correct.

Question 6

Two of the following terms are correctly matched based on a close relationship between the two.Choose the correct match.

A)secondary xylem :: tracheids
B)secondary phloem :: vessel elements
C)primary xylem :: cortex
D)primary phloem :: periderm
E)None of the above represents a close relationship.

Question 7

Which of the following is a correct statement?

A)Mitotically active regions of vascular plants are called meristems.
B)The three basic types of tissues in higher plants are dermal,ground,and vascular tissue.
C)Apical meristems give rise to primary growth (leaves,nonwoody stems,and roots).
D)Secondary growth results from vascular cambium and cork cambium.
E)All of the above are correct statements.

Question 8

Which of the following is correct?

A)The earliest forms of cellular life were unicellular.
B)Single-celled organisms cannot carry out all the functions of life by themselves.
C)Tissues are composed of specialized organs.
D)Most cells of multicellular organisms such as plants are not highly specialized.
E)The organs of flowering plants include roots,stems,and leaves.

Question 9

Which of the following cells is not commonly found in gymnosperms?

A)sieve tube members
B)tracheids
C)vessel elements
D)parenchyma
E)sclerenchyma

Question 10

All of the following would be found in epidermis tissue except one.Choose the exception.

A)guard cells
B)companion cells
C)cuticle
D)stomata
E)trichomes

Question 11

Two of the following terms are correctly matched based on their similarity of function.Choose the correct match.

A)cutin :: suberin
B)cork :: cortex
C)vessel elements :: sieve tube members
D)trichomes :: sclereids
E)sclerenchyma tissue :: living cells at maturity

Question 12

Of the following,which one functions as a living cell at maturity?

A)fibers
B)collenchyma
C)tracheids
D)vessel elements
E)cork

Question 13

Which of the following is not an area of active cell division?

A)apical meristem
B)lateral meristem
C)cork cambium
D)secondary phloem
E)vascular cambium

Question 14

Which of the following tissues results from secondary growth?

A)periderm
B)collenchyma
C)epidermis
D)sclerenchyma
E)None of the above are correct.

Question 15

Which of the following statements if not correct?

A)The cells involved in the transport of organic materials in the phloem are the sieve tube members.
B)The column of connected sieve tube members is called the sieve tube.
C)Adjoining each sieve tube member is a companion cell with a large nucleus that "controls" the adjacent sieve tube member through numerous plasmodesmata.
D)In monocots,xylem and phloem are found in a ring at the periphery of the stem.
E)Springwood has cells that are noticeably larger than those of summerwood.

Question 16

How do sieve tube member (stm)cells differ from tracheids?

A)stm cells occur in angiosperms;tracheids only occur in gymnosperms
B)stm cells function as living cells;tracheids function as dead cells
C)stm cells lack a companion cell;tracheids have a companion cell
D)stm cells have secondary cell walls;tracheids have only a primary cell wall
E)stm cells are found in vascular rays;tracheids are found only in parenchyma

Question 17

Of the following cells,which does not function as a support cell?

A)fibers
B)collenchyma
C)tracheids
D)vessel elements
E)parenchyma

Question 18

Which of the following cells regulate the opening and closing of stomata?

A)companion cells
B)trichomes
C)guard cells
D)vessel elements
E)tracheids

Question 19

Two of the following terms are correctly matched based on function.Choose the correct match.

A)cork cambium :: parenchyma
B)collenchyma :: secondary phloem
C)sclerenchyma :: epidermis
D)periderm :: epidermis
E)secondary xylem :: apical meristem

Question 20

What primary tissue composes most of the cortex of an herbaceous stem?

A)sclerenchyma
B)collenchyma
C)parenchyma
D)primary phloem
E)primary xylem

Question 21

What is the function of the Casparian strip?

A)Maximizes photosynthesis.
B)Conducts sugars to the cortex.
C)Regulates the flow of water and minerals into the xylem.
D)Converts sugar into starch.
E)Prevents water from entering the epidermis.

Question 22

This plant is a dioecious perennial.The part eaten is the aerial stem.Of the following choices,this plant would likely be a(n)

A)radish.
B)lettuce.
C)carrot.
D)asparagus.
E)turnip.

Question 23

The Michigan lily has multiple leaves surrounding the stem.This leaf arrangement is termed ________.

A)pinnately compound
B)whorled
C)alternate
D)palmately compound
E)opposite

Question 24

Which of the following root tissues gives rise to lateral root branches?

A)endodermis
B)pericycle
C)apical meristem
D)cortex
E)primary phloem

Question 25

The formation of secondary xylem is due to the activities of which of the following?

A)vascular cambium
B)cork cambium
C)epidermis
D)cortex
E)None of the above are correct.

Question 26

In a mature tree,the cortex has been completely replaced by the ________.

A)periderm
B)secondary phloem
C)secondary xylem
D)vascular rays
E)epidermis

Question 27

Which of the following is not a correct association?

A)Epidermis :: protection
B)Periderm :: protection
C)Collenchyma :: support
D)Xylem :: water conduction and support
E)Sclerenchyma :: photosynthesis and storage

Question 28

Most photosynthesis takes place in the ________ of a typical leaf.

A)spongy mesophyll
B)epidermis
C)palisade mesophyll
D)vascular bundles
E)guard cells

Question 29

Looking at a cross section of a plant stem under a microscope,you see a clearly defined pith in the middle of the stem and vascular bundles in a ring surrounding the pith.You conclude that this plant is likely which of the following?

A)monocot
B)woody dicot
C)conifer
D)herbaceous dicot
E)fern

Question 30

In the roots of herbaceous dicots,where is the phloem found?

A)in vascular bundles
B)between the "cross-like arms" of the xylem
C)in alternating bands with the xylem
D)in the very center of the root
E)between the pericycle and the endodermis

Question 31

Trees with roots submerged in water,like cypress trees,are able to take in oxygen thanks to which of the following?

A)aerial roots
B)prop roots
C)contractile roots
D)pneumatophores
E)deep tap roots

Question 32

When a botanist speaks of wood,she is really speaking of the ________.

A)secondary phloem
B)periderm
C)cortex
D)secondary xylem
E)None of the above are correct.

Question 33

On what tissue would you find the Casparian strip?

A)pericycle
B)cortex
C)endodermis
D)epidermis
E)primary xylem

Question 34

This plant is biennial and is important for the production of vitamin A.The part eaten is the tap root.This plant could be which of the following?

A)radish.
B)lettuce.
C)carrot.
D)asparagus.
E)None of the above are correct.

Question 35

Which of the following choices is not a zone of the root tip?

A)apical meristem
B)zone of elongation
C)zone of maturation
D)vascular cylinder
E)zone of cell division

Question 36

Which of the following would you not find in mature secondary xylem?

A)vascular rays
B)parenchyma cells
C)summerwood
D)cortex
E)More than one of these are correct.

Question 37

You are viewing a cross section of a plant structure.There is a pith in the middle of the plant structure surrounded by xylem and phloem,which in turn are surrounded by an endodermis.You are most likely looking at which of the following?

A)herbaceous dicot stem
B)herbaceous dicot root
C)monocot stem
D)monocot root
E)woody dicot trunk

Question 38

Which of the following structures is found in an herbaceous dicot root but not in a monocot root?

A)epidermis
B)endodermis
C)cortex
D)pericycle
E)All of these structures are found in both herbaceous dicot roots and monocot roots.

Question 39

The appearance of annual rings in wood is created by which of the following?

A)smaller springwood cells and larger summerwood cells
B)heavily pigmented springwood cells and lightly pigmented summerwood cells
C)larger springwood cells and smaller summerwood cells
D)the presence of cells in springwood and the absence of cells in summerwood
E)vascular rays that extend to the cork cambium

Question 40

The leaves of corn (Zea mays)exhibit parallel venation.Corn is classified as which of the following?

A)herbaceous dicot
B)woody dicot
C)conifer
D)monocot
E)fern

Question 41

Absorption of water and minerals in a root occurs through the root hairs.

Question 42

Leaves are usually the primary (but not the only)photosynthetic structures in plants.

Question 43

Trichomes are hair-like structures on epidermal cells that may be irritating to animal herbivores.

Question 44

A small plant that has modified leaves with sticky glandular hairs that trap insects is the ________.

Question 45

Palisade cells of a leaf primarily regulate gas exchange between the plant and the surrounding atmosphere.

Question 46

Monocot stems lack a pith.

Question 47

Which of the following cells does not occur in the phloem?

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

Question 48

If the blade of a leaf is undivided,the leaf is classified as "simple," and if the leaf is divided into separate leaflets,the leaf is classified as "compound."

Question 49

Vegetative organs of the plant body include roots,stems,and leaves,but not flowers.

Question 50

Whereas the cortex of an herbaceous dicot root is between the epidermis and ________,the cortex of an herbaceous dicot stem is between the epidermis and the ________.

Question 51

In an herbaceous dicot root,most starch is stored in the ________,whereas in an herbaceous dicot stem most starch is stored in the ________.

Question 52

The stalk that supports the blade of a leaf is the petiole.

Question 53

Botanically,the radish is a composite vegetable consist of both ________ and ________.

A)root;hypocotyl (base of stem)
B)root;root hairs
C)epicotyl;hypocotyl
D)root;modified leaves
E)None of the above are correct.

Question 54

Support tissues in herbaceous plants are which of the following?

A)cork cells and cortex
B)epidermis and phloem
C)parenchyma and companion cells
D)sclerenchyma and collenchyma
E)sclerenchyma and parenchyma

Question 55

The vascular tissue of a root is found in vascular bundles.

Question 56

Taproot systems have one large main root and many smaller branch roots.

Question 57

Celery and rhubarb are which of the following?

A)leaflets
B)petioles
C)stems
D)vines
E)fruits

Question 58

A waterproofing fatty substance that coats cork cells is ________.

Question 59

When there are two leaves at a node,the leaf arrangement is called compound.

Question 60

The cells in phloem involved in the conduction of sugars are ________ and ________.