Question 1

You find a plant unfamiliar to you and observe that it has vascular bundles scattered throughout the stem cross section. What do you conclude about the plant?

Accepted Answer

A)   It is probably an herbaceous eudicot.
B)   It will probably get annual rings of wood.
C)   It is probably a monocot.
D)   It could be either a young eudicot or a monocot.

Question 2

Which part of a plant absorbs most of the water and minerals taken up from the soil?

Accepted Answer

A)   root cap
B)   root hairs
C)   the thick parts of the roots near the base of the stem
D)   storage roots
E)   sections of the root that have secondary xylem

Question 3

When you eat Brussels sprouts, you are eating ________.

Accepted Answer

A)   immature flowers
B)   large axillary buds
C)   petioles
D)   storage leaves
E)   storage roots

Question 4

Loss of water from the aerial parts of plants is called ________.

Accepted Answer

A)   hydration
B)   high heat of vaporization
C)   respiration
D)   gas exchange
E)   transpiration

Question 5

Which of the following is the correct sequence from the growing tip of a primary root back towards its base?

Accepted Answer

A)   Root cap Zone of cellular elongation Apical meristem Zone of cellular division Zone of cellular maturation
B)   Zone of cellular division Apical meristem Root cap Zone of cellular elongation Zone of cellular maturation
C)   Zone of cellular elongation Zone of cellular maturation Root cap Apical meristem Zone of cellular division
D)   Apical meristem Zone of cellular elongation Zone of cellular division Root cap Zone of cellular maturation
E)   Root cap Apical meristem Zone of cellular division Zone of cellular elongation Zone of cellular maturation

Question 6

Which of the following arise, directly or indirectly, from meristematic activity?

Accepted Answer

A)   secondary xylem
B)   leaves
C)   dermal tissue
D)   tubers
E)   secondary xylem, leaves, dermal tissue, and tubers E

Question 7

Suppose George Washington completely removed the bark from around the base of a cherry tree but was stopped by his father before cutting the tree down. The leaves retained their normal appearance for several weeks, but the tree eventually died. The tissue(s)  that George left functional was/were the ________.

Accepted Answer

A)   phloem
B)   xylem
C)   cork cambium
D)   cortex
E)   companion and sieve-tube members

Question 8

The following questions are based on the drawings of root or stem cross sections shown in the accompanying figure.  Refer to the figure. A monocot stem is represented by ________.

Accepted Answer

A)   I only
B)   II only
C)   III only
D)   IV only
E)   I and III B

Question 9

A student examining leaf cross sections under a microscope finds many loosely packed cells with relatively thin cell walls. The cells have numerous chloroplasts. What type of cells are they?

Accepted Answer

A)   parenchyma
B)   xylem
C)   endodermis
D)   collenchyma
E)   sclerenchyma

Question 10

Carbon dioxide enters the inner spaces of the leaf through the ________.

Accepted Answer

A)   cuticle
B)   epidermal trichomes
C)   stoma
D)   phloem
E)   walls of guard cells

Question 11

Pines have needlelike leaves, with the adaptive advantage of ________.

Accepted Answer

A)   increased surface area, increasing photosynthesis
B)   increased surface area, increasing gas exchange
C)   decreased surface area, reducing gas exchange
D)   decreased surface area, reducing water loss

Question 12

Heartwood and sapwood consist of ________.

Accepted Answer

A)   bark
B)   periderm
C)   secondary xylem
D)   secondary phloem
E)   cork

Question 13

The following question(s)  are based on the drawings of root or stem cross sections shown in the accompanying figure. 
-Refer to the figure. A woody eudicot is represented by ________.

Accepted Answer

A)   II only
B)   III only
C)   IV only
D)   I and III

Question 14

Some botanists argue that the entire plant should be considered as a single unit rather than a composite of many individual cells. Which of the following cellular structures best supports this view?

Accepted Answer

A)   cell wall
B)   cell membrane
C)   cytosol
D)   vacuole
E)   plasmodesmata

Question 15

Which of the following cells primarily transport sugars over long distances?

Accepted Answer

A)   parenchyma cells
B)   collenchyma cells
C)   sclerenchyma cells
D)   tracheids and vessel elements
E)   sieve-tube elements

Question 16

A potato is a type of ________ known as a ________.

Accepted Answer

A)   modified root; pneumatophore
B)   root; lateral root
C)   modified stem; stolon
D)   modified stem; tuber

Question 17

While walking a cornfield, you notice roots emerging from the corn stalks themselves, and you suspect that these roots are helping to hold the plants upright. These roots belong to a category of roots known as ________.

Accepted Answer

A)   taproots
B)   fibrous roots
C)   adventitious roots
D)   root hairs
E)   special roots

Question 18

Which of the following is derived from the ground tissue system?

Accepted Answer

A)   root hair
B)   cuticle
C)   xylem
D)   pith
E)   phloem

Question 19

Which of the following have unevenly thickened primary walls that support young, growing parts of the plant?

Accepted Answer

A)   parenchyma cells
B)   collenchyma cells
C)   sclerenchyma cells
D)   tracheids and vessel elements
E)   sieve-tube elements

Question 20

Which of the following is correctly paired with its structure and function?

Accepted Answer

A)   sclerenchyma-supporting cells with thick secondary walls
B)   ground meristem-protective coat of woody stems and roots
C)   guard cells-waterproof ring of cells surrounding the central stele in roots
D)   parenchyma-supporting cells with unevenly thickened primary cell walls A

Exam 34: Plant Form and Function

You find a plant unfamiliar to you and observe that it has vascular bundles scattered throughout the stem cross section. What do you conclude about the plant?

Correct Answer
verified

Which part of a plant absorbs most of the water and minerals taken up from the soil?

Correct Answer
verified

When you eat Brussels sprouts, you are eating ________.

Correct Answer
verified

Loss of water from the aerial parts of plants is called ________.

Correct Answer
verified

Which of the following is the correct sequence from the growing tip of a primary root back towards its base?

Correct Answer
verified

Which of the following arise, directly or indirectly, from meristematic activity?

Correct Answer
verified
E

Correct Answer
verified

The following questions are based on the drawings of root or stem cross sections shown in the accompanying figure. Refer to the figure. A monocot stem is represented by ________.

Correct Answer
verified
B

A student examining leaf cross sections under a microscope finds many loosely packed cells with relatively thin cell walls. The cells have numerous chloroplasts. What type of cells are they?

Correct Answer
verified

Carbon dioxide enters the inner spaces of the leaf through the ________.

Correct Answer
verified

Pines have needlelike leaves, with the adaptive advantage of ________.

Correct Answer
verified

Heartwood and sapwood consist of ________.

Correct Answer
verified

The following question(s) are based on the drawings of root or stem cross sections shown in the accompanying figure. -Refer to the figure. A woody eudicot is represented by ________.

Correct Answer
verified

Some botanists argue that the entire plant should be considered as a single unit rather than a composite of many individual cells. Which of the following cellular structures best supports this view?

Correct Answer
verified

Which of the following cells primarily transport sugars over long distances?

Correct Answer
verified

A potato is a type of known as a .

Correct Answer
verified

While walking a cornfield, you notice roots emerging from the corn stalks themselves, and you suspect that these roots are helping to hold the plants upright. These roots belong to a category of roots known as ________.

Correct Answer
verified

Which of the following is derived from the ground tissue system?

Correct Answer
verified

Which of the following have unevenly thickened primary walls that support young, growing parts of the plant?

Correct Answer
verified

Which of the following is correctly paired with its structure and function?

Correct Answer
verified
A

Exam 34: Plant Form and Function

You find a plant unfamiliar to you and observe that it has vascular bundles scattered throughout the stem cross section. What do you conclude about the plant?

Correct AnswerverifiedShow Answer

Which part of a plant absorbs most of the water and minerals taken up from the soil?

Correct AnswerverifiedShow Answer

When you eat Brussels sprouts, you are eating ________.

Correct AnswerverifiedShow Answer

Loss of water from the aerial parts of plants is called ________.

Correct AnswerverifiedShow Answer

Which of the following is the correct sequence from the growing tip of a primary root back towards its base?

Correct AnswerverifiedShow Answer

Which of the following arise, directly or indirectly, from meristematic activity?

Correct AnswerverifiedE

Correct AnswerverifiedShow Answer

The following questions are based on the drawings of root or stem cross sections shown in the accompanying figure. Refer to the figure. A monocot stem is represented by ________.

Correct AnswerverifiedB

A student examining leaf cross sections under a microscope finds many loosely packed cells with relatively thin cell walls. The cells have numerous chloroplasts. What type of cells are they?

Correct AnswerverifiedShow Answer

Carbon dioxide enters the inner spaces of the leaf through the ________.

Correct AnswerverifiedShow Answer

Pines have needlelike leaves, with the adaptive advantage of ________.

Correct AnswerverifiedShow Answer

Heartwood and sapwood consist of ________.

Correct AnswerverifiedShow Answer

The following question(s) are based on the drawings of root or stem cross sections shown in the accompanying figure. -Refer to the figure. A woody eudicot is represented by ________.

Correct AnswerverifiedShow Answer

Some botanists argue that the entire plant should be considered as a single unit rather than a composite of many individual cells. Which of the following cellular structures best supports this view?

Correct AnswerverifiedShow Answer

Which of the following cells primarily transport sugars over long distances?

Correct AnswerverifiedShow Answer

A potato is a type of ________ known as a ________.

Correct AnswerverifiedShow Answer

While walking a cornfield, you notice roots emerging from the corn stalks themselves, and you suspect that these roots are helping to hold the plants upright. These roots belong to a category of roots known as ________.

Correct AnswerverifiedShow Answer

Which of the following is derived from the ground tissue system?

Correct AnswerverifiedShow Answer

Which of the following have unevenly thickened primary walls that support young, growing parts of the plant?

Correct AnswerverifiedShow Answer

Which of the following is correctly paired with its structure and function?

Correct AnswerverifiedA

Correct Answer
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E

Correct Answer
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B

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A potato is a type of known as a .

Correct Answer
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A