Question 1

Which of the following is a monocot?

Accepted Answer

A)  dandelion
B)  oak tree
C)  maple tree
D)  palm tree
E)  roseF) B) and D)
G) D) and E)

Question 2

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

Accepted Answer

A) True 
 B)False

Question 3

Which structure is directly associated with the terminal bud?

Accepted Answer

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

Question 4

The layer that makes the Casparian strip waterproof is made of

Accepted Answer

A)  meristem.
B)  cuticle.
C)  suberin and lignin.
D)  plasmodesmata.
E)  spongy layer.F) D) and E)
G) B) and D)

Question 5

Which of these is paired incorrectly?

Accepted Answer

A)  protoderm-epidermis
B)  protoderm-primary xylem
C)  ground meristem-pith
D)  ground meristem-cortex
E)  procambium-vascular cambiumF) C) and D)
G) A) and C)

Question 6

Only leaves carry out photosynthesis.

Accepted Answer

A) True 
 B)False  False

Question 7

What specialized types of primary meristems develop from a shoot apical meristem?

Accepted Answer

A)  epidermis,pith,cortex
B)  protoderm,ground meristem,procambium
C)  primary xylem,primary phloem,cortex
D)  secondary xylem,secondary phloem,pith
E)  vascular cambium,ground meristem,and pithF) A) and C)
G) A) and B)

Question 8

You need to identify a plant but it is winter and the leaves have fallen to the ground mixed with others.The parts of flowers,fruits,and seed leaves of germinating seeds are not available either.Your best clue to whether it is a monocot or a eudicot is to

Accepted Answer

A)  inspect the stem for woody bark since only eudicots have woody tissue.
B)  determine if there is an apical meristem at the tip of the plant,which indicates it is a monocot.
C)  determine if the roots lack phloem and xylem,which indicates a monocot.
D)  cut the stem and if the vascular bundles are in a distinct ring,it is a monocot.
E)  cut the stem and if the vascular bundles are scattered in the stem,it is a monocot.F) A) and C)
G) A) and B)

Question 9

The function of meristematic tissue is

Accepted Answer

A)  production of new tissues.
B)  protection.
C)  transport.
D)  support.
E)  reproduction.F) B) and C)
G) A) and E)

Question 10

Girdling a tree involves cutting a deep groove all the way around a tree trunk; it would have the effect of

Accepted Answer

A)  triggering additional auxin production and increasing leaf growth.
B)  increasing the input of carbon dioxide and increasing photosynthesis.
C)  interrupting the flow of minerals and stunting the growth of the tree.
D)  interrupting the passage of phloem sap and killing the tree.
E)  interrupting the passage of water and killing the tree.F) B) and D)
G) A) and B)

Question 11

If the pericycle in a plant was missing,what would be affected?

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) A) and E)

Question 12

Which of the following is not a major function of roots?

Accepted Answer

A)  absorb water
B)  absorb minerals
C)  produce hormones
D)  anchor and support the plant
E)  transport of materials throughout the plantF) A) and E)
G) A) and D)

Question 13

Which stem modifications are underground,thin,papery leaves and have a thick stem that lie dormant during the winter?

Accepted Answer

A)  corms
B)  rhizomes
C)  stolons
D)  runners
E)  nodesF) A) and B)
G) A) and C) A

Question 14

The specialized tissue in a root that functions in food storage is the

Accepted Answer

A)  epidermis.
B)  endodermis.
C)  cortex.
D)  vascular cylinder.
E)  Casparian ring.F) A) and E)
G) All of the above

Question 15

Epidermal tissue,ground tissue,and vascular tissue systems are derived from

Accepted Answer

A)  sclerenchyma cells.
B)  vascular cambium.
C)  cork cambium.
D)  apical meristem.
E)  vascular bundles.F) A) and B)
G) None of the above

Question 16

Which of the following is not true of primary and secondary growth in plants?

Accepted Answer

A)  occur in woody stems
B)  increase both the length and girth of plants,respectively
C)  involve two types of meristem tissues
D)  occur in both woody and herbaceous stems
E)  occur in trees and shrubsF) C) and D)
G) B) and E)

Question 17

Evolutionary advantages of being "woody" include

Accepted Answer

A)  very little energy is required to produce wood.
B)  tall growth that allows greater leaf access to sunlight.
C)  less need for defense mechanisms against herbivores and parasites.
D)  not being as affected by varying amounts of rainfall.
E)  reproduction before several seasons pass.F) C) and D)
G) B) and E)

Question 18

Plant vascular tissue contains

Accepted Answer

A)  collenchyma and lignin.
B)  xylem and phloem.
C)  epidermis and cuticle.
D)  periderm and cork.
E)  parenchyma and sclerenchyma cells.F) B) and D)
G) A) and B) B

Question 19

Which of the following is the correct sequence of zones in a longitudinal section of a root,starting from the bottom?

Accepted Answer

A)  zone of cell division  →\rightarrow→ zone of elongation  →\rightarrow→  zone of maturation
B)  zone of cell division  →\rightarrow→  zone of maturation  →\rightarrow→  zone of elongation
C)  zone of maturation  →\rightarrow→  zone of elongation  →\rightarrow→  zone of cell division
D)  zone of maturation  →\rightarrow→  zone of cell division  →\rightarrow→  zone of elongation
E)  zone of elongation  →\rightarrow→  zone of maturation  →\rightarrow→  zone of cell division F) B) and E)
G) A) and C)

Question 20

Upon visiting a redwood forest,you realize that because of their meristematic tissue these ancient trees are still capable of growth.

Accepted Answer

A) True 
 B)False

Exam 9: Plant Organization and Function

Which of the following is a monocot?

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

Which structure is directly associated with the terminal bud?

Correct AnswerverifiedShow Answer

The layer that makes the Casparian strip waterproof is made of

Correct AnswerverifiedShow Answer

Which of these is paired incorrectly?

Correct AnswerverifiedShow Answer

Only leaves carry out photosynthesis.

Correct AnswerverifiedFalse

What specialized types of primary meristems develop from a shoot apical meristem?

Correct AnswerverifiedShow Answer

You need to identify a plant but it is winter and the leaves have fallen to the ground mixed with others.The parts of flowers,fruits,and seed leaves of germinating seeds are not available either.Your best clue to whether it is a monocot or a eudicot is to

Correct AnswerverifiedShow Answer

The function of meristematic tissue is

Correct AnswerverifiedShow Answer

Girdling a tree involves cutting a deep groove all the way around a tree trunk; it would have the effect of

Correct AnswerverifiedShow Answer

If the pericycle in a plant was missing,what would be affected?

Correct AnswerverifiedShow Answer

Which of the following is not a major function of roots?

Correct AnswerverifiedShow Answer

Which stem modifications are underground,thin,papery leaves and have a thick stem that lie dormant during the winter?

Correct AnswerverifiedA

The specialized tissue in a root that functions in food storage is the

Correct AnswerverifiedShow Answer

Epidermal tissue,ground tissue,and vascular tissue systems are derived from

Correct AnswerverifiedShow Answer

Which of the following is not true of primary and secondary growth in plants?

Correct AnswerverifiedShow Answer

Evolutionary advantages of being "woody" include

Correct AnswerverifiedShow Answer

Plant vascular tissue contains

Correct AnswerverifiedB

Which of the following is the correct sequence of zones in a longitudinal section of a root,starting from the bottom?

Correct AnswerverifiedShow Answer

Upon visiting a redwood forest,you realize that because of their meristematic tissue these ancient trees are still capable of growth.

Correct AnswerverifiedShow Answer

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False

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A

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B

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