Question 1

Wood is composed of

Accepted Answer

A)   cork.
B)   cork cambium.
C)   secondary phloem.
D)   secondary xylem.
E)   sieve-tube members.F) A) and B)
G) B) and D)

Question 2

Vascular tissue in a leaf is surrounded by ________.

Accepted Answer

A)   bundle sheath cells
B)   stomata
C)   cuticle
D)   trichomes
E)   guard cellsF) A) and B)
G) A) and C)

Question 3

Which of the following statements describes the arrangement of tissues in the eudicot root?

Accepted Answer

A)   Vascular bundles are randomly scattered throughout the cortex.
B)   The vascular bundles are located in a ring right under the root epidermis.
C)   The pericycle is the inner layer of cells in the vascular cylinder.
D)   The star-shaped phloem is located in the center of the vascular cylinder, with xylem arranged between the arms of the phloem.
E)   The Casparian strip is a waxy lining that borders all four sides of the endodermal cells.F) B) and D)
G) A) and E)

Question 4

Which of the following statements is true about wood?

Accepted Answer

A)   In the temperate regions, wood forms monthly rings.
B)   The xylem vessels will be smaller in size in the spring because they are immature.
C)   The wood produced in the summer will have a higher proportion of vessels than wood produced in the spring.
D)   Heartwood transports water to the leaves throughout the life of the tree.
E)   In large trees, the most recently formed layer of cells transports water.F) C) and D)
G) A) and D)

Question 5

List the three tissue types found in plants and give several examples of cell types in each tissue category.

Accepted Answer

Epidermal tissues: cell types include ep...

Question 6

Trees are often identified by their leaves. What information about the leaves would you need in order to identify the tree?

Accepted Answer

A)   function of the leaves
B)   whether the leaves are lost in the fall
C)   blades, pattern of venation, and arrangement on the stem
D)   size and color
E)   whether the veins are parallel or nettedF) A) and B)
G) B) and E)

Question 7

Which two structures are associated with the terminal bud?

Accepted Answer

A)   apical meristem and leaf primordia
B)   shoot tip and zone of maturation
C)   apical meristem and zone of cell division
D)   zone of cell division and leaf primordia
E)   None of the answer choices is associated with the terminal bud.F) B) and D)
G) B) and E)

Question 8

As soon as a beautiful plant in your backyard blooms, you remove the flowers. By doing so, you have now inhibited the growth of the plant.

Accepted Answer

A) True 
 B)False

Question 9

Only leaves carry out photosynthesis.

Accepted Answer

A) True 
 B)False

Question 10

When a plant grows upward, the distance between the internodes increases in length.

Accepted Answer

A) True 
 B)False

Question 11

Which statement is true regarding phloem transport during the summer in plants?

Accepted Answer

A)   The roots make sugar.
B)   A higher pressure exists in the roots than in the leaves.
C)   Water follows sugar into sieve-tube members in the leaves.
D)   Sugar is transported by passive diffusion into sieve-tube members.
E)   There is a fluid flow from the roots to the leaves.F) A) and B)
G) C) and E)

Question 12

Transpiration rates are the same for all plants.

Accepted Answer

A) True 
 B)False

Question 13

Which of these associations is correct?

Accepted Answer

A)   epidermal cell-gas exchange
B)   stomata-cell division
C)   sclerenchyma cells-sugar transport
D)   sieve-tube members-protection
E)   xylem cells-water transportF) B) and E)
G) A) and B)

Question 14

An aphid is an insect that has mouthparts to sip plant sap. When placed on an herbaceous stem, it soon has its mouthparts embedded and is withdrawing plant sap. What layer of cells has the aphid's mouthparts tapped?

Accepted Answer

A)   xylem
B)   phloem
C)   parenchyma
D)   trichomes
E)   collenchymaF) B) and C)
G) A) and E)

Question 15

The cells that make up xylem are no longer living.

Accepted Answer

A) True 
 B)False

Question 16

The loss of water from a leaf is termed

Accepted Answer

A)   transpiration.
B)   perspiration.
C)   transduction.
D)   leakage.
E)   transcription.F) All of the above
G) A) and B)

Question 17

A stem is identified by being aboveground and green.

Accepted Answer

A) True 
 B)False

Question 18

If the pericycle was missing, how would this affect a plant?

Accepted Answer

A)   There would be no branch roots.
B)   There would be no root hairs.
C)   There would be no xylem and phloem.
D)   The meristem would not be present.
E)   The root would not be able to store starches.F) B) and C)
G) B) and D)

Question 19

Which of the following is true of secondary growth in woody plants?

Accepted Answer

A)   occurs in woody stems
B)   increases both the length and girth of plants
C)   involves two types of meristem tissues
D)   phloem is located under the bark
E)   All of the answer choices are true.F) B) and C)
G) C) and D)

Question 20

Monocots differ from eudicots in that monocots have

Accepted Answer

A)   two cotyledons in the seed.
B)   leaf veins that are parallel.
C)   flower parts in 4s or 5s.
D)   stem vascular bundles in a distinct ring.
E)   phloem in a root located between areas of xylem.F) C) and D)
G) A) and B)

Exam 9: Plant Organization and Function

The cells that make up xylem are no longer living.

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A stem is identified by being aboveground and green.

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Which two structures are associated with the terminal bud?

Correct AnswerverifiedShow Answer

Which statement is true regarding phloem transport during the summer in plants?

Correct AnswerverifiedShow Answer

Only leaves carry out photosynthesis.

Correct AnswerverifiedShow Answer

Which of the following statements describes the arrangement of tissues in the eudicot root?

Correct AnswerverifiedShow Answer

The loss of water from a leaf is termed

Correct AnswerverifiedShow Answer

List the three tissue types found in plants and give several examples of cell types in each tissue category.

Correct AnswerverifiedEpidermal tissues: cell types include ep...View AnswerShow Answer

When a plant grows upward, the distance between the internodes increases in length.

Correct AnswerverifiedShow Answer

An aphid is an insect that has mouthparts to sip plant sap. When placed on an herbaceous stem, it soon has its mouthparts embedded and is withdrawing plant sap. What layer of cells has the aphid's mouthparts tapped?

Correct AnswerverifiedShow Answer

Which of the following statements is true about wood?

Correct AnswerverifiedShow Answer

Which of these associations is correct?

Correct AnswerverifiedShow Answer

Which of the following is true of secondary growth in woody plants?

Correct AnswerverifiedShow Answer

Trees are often identified by their leaves. What information about the leaves would you need in order to identify the tree?

Correct AnswerverifiedShow Answer

Wood is composed of

Correct AnswerverifiedShow Answer

Transpiration rates are the same for all plants.

Correct AnswerverifiedShow Answer

Monocots differ from eudicots in that monocots have

Correct AnswerverifiedShow Answer

Vascular tissue in a leaf is surrounded by ________.

Correct AnswerverifiedShow Answer

As soon as a beautiful plant in your backyard blooms, you remove the flowers. By doing so, you have now inhibited the growth of the plant.

Correct AnswerverifiedShow Answer

If the pericycle was missing, how would this affect a plant?

Correct AnswerverifiedShow Answer

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Epidermal tissues: cell types include ep...
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