Question 1

A monocot root differs from a eudicot root because a monocot root

Accepted Answer

A)   lacks an organized pith.
B)   contains xylem and phloem organized in ring around the pith.
C)   does not contain pericycle.
D)   lacks a functional endodermis.
E)   contains a cortex that is inside of the endoderm.F) A) and E)
G) B) and D)

Question 2

Refer to the figure shown here.Which structure(s) of a eudicot root is/are responsible for regulating the entry of minerals into the xylem?

Accepted Answer

A)   1
B)   1 and 6
C)   6
D)   2 and 3
E)   2F) None of the above
G) D) and E)

Question 3

In which part of the plant will primary growth occur?

Accepted Answer

A)   Apical meristem
B)   Internode
C)   Xylem
D)   Sclerenchyma
E)   ParenchymaF) All of the above
G) A) and B)

Question 4

Which of the following correctly describes a major difference between monocot and eudicot plants?

Accepted Answer

A)   The leaves of monocot plants have leaf veins that form a net-like pattern, while the leaves of eudicot plants have parallel leaf veins.
B)   Monocot leaves have leaf veins that form a net-like pattern, and their flower parts occur in multiples of 3; eudicot leaves have parallel leaf veins, and their flower parts occur in multiples of 4 or 5.
C)   Monocot leaves have parallel leaf veins, and their flower parts occur in multiples of 4 or 5; eudicot leaves have leaf veins that form a net-like pattern, and their flower parts occur in multiples of 3.
D)   Monocot flower parts occur in multiples of 4 or 5, while eudicot flower parts occur in multiples of 3.
E)   Monocot leaves have parallel leaf veins, while the leaf veins of a eudicot plant form a net-like pattern.F) C) and D)
G) None of the above

Question 5

Stomata are derived from

Accepted Answer

A)   parenchyma.
B)   epidermis.
C)   vascular cambium.
D)   collenchyma.
E)   sclerenchyma.F) A) and B)
G) None of the above B

Question 6

____ and _____ are micronutrients in plants,while ____ and ____ are macronutrients.

Accepted Answer

A)   Mn; Zn; N; O
B)   Mn; O; Zn; C
C)   Cu; K; O; H
D)   Cu; K; B; Mn
E)   Mn; Zn; B; NF) A) and E)
G) All of the above

Question 7

What two properties of water are critical in moving water through xylem?

Accepted Answer

A)   polarity and neutral pH
B)   cohesion and adhesion
C)   density as a solid and low molecular weight
D)   adhesion and density as a solid
E)   low molecular weight and cohesionF) A) and C)
G) A) and B)

Question 8

Which layer of bark is the most superficial?

Accepted Answer

A)   vascular cambium
B)   phloem
C)   cortex
D)   cork cambium
E)   corkF) A) and C)
G) A) and B)

Question 9

Which plant tissue type helps carry out the function of a particular plant organ?

Accepted Answer

A)   Ground
B)   Epidermis
C)   Vascular
D)   Xylem
E)   TrichomesF) A) and E)
G) A) and D)

Question 10

Farmers often rotate crops because a depletion in which nutrient will lead to poor plant growth?

Accepted Answer

A)   nitrogen
B)   carbon
C)   water
D)   phosphate
E)   potassiumF) B) and E)
G) A) and B) A

Question 11

Secondary growth occurs in plants which have

Accepted Answer

A)   tracheids.
B)   pericycle.
C)   apical meristem.
D)   vascular cambium.
E)   cortex.F) A) and D)
G) B) and C)

Question 12

Removing bark from a tree means that ________ are removed.

Accepted Answer

A)   phloem, cortex, cork cambium, and cork
B)   vascular cambium, phloem, cork cambium, and cork
C)   xylem, vascular cambium, and phloem
D)   cortex, cork cambium, and cork
E)   vascular cambium, cortex, cork cambium, and xylemF) A) and D)
G) A) and C)

Question 13

Which of the following is not a function of stems?

Accepted Answer

A)   photosynthesis
B)   water storage
C)   food storage
D)   nitrogen fixation
E)   attachment and supportF) A) and E)
G) A) and B)

Question 14

Mineral transport in plants occurs through xylem tissue.

Accepted Answer

A) True 
 B)False

Question 15

Water must first pass through the endodermis of a root before it can enter xylem vessels.

Accepted Answer

A) True 
 B)False  True

Question 16

Mineral transport in plants occurs

Accepted Answer

A)   through xylem tissue when sugars are present.
B)   through both xylem and phloem tissue.
C)   due to osmosis of water out of tracheids.
D)   through xylem tissue as the water column is pulled upward.
E)   continuously through phloem in both directions.F) A) and D)
G) C) and D)

Question 17

Which plant system will consist of the terminal bud,blade,petiole,and node?

Accepted Answer

A)   shoot system
B)   root system
C)   vascular system
D)   epidermal tissue
E)   ground tissueF) All of the above
G) C) and E)

Question 18

What is the main reason that farmers practice crop rotation?

Accepted Answer

A)   Crop rotation will help replenish the soil's supply of nitrogen.
B)   Crop rotation will help replenish the soil's supply of hydrogen.
C)   Rotation of crops allows for an increased chance of profit.
D)   Government regulations require farmers to rotate crops every year.
E)   Crop rotation will help replenish the soil's supply of carbon.F) A) and E)
G) None of the above

Question 19

In your garden,you observe a single pea plant that is much smaller and not growing well,despite being surrounded by other normal plants.You dig it up to discover that it has a weak,shallow root system.You suspect that the plant may be lacking

Accepted Answer

A)   a micronutrient.
B)   mycorrhizal fungi.
C)   oxygen.
D)   carbon.
E)   hydrogen.F) C) and D)
G) A) and E)

Question 20

Which of the following is not a typical function of the root system?

Accepted Answer

A)   anchorage
B)   absorption of nitrates
C)   absorption of water
D)   absorption of carbon dioxide
E)   absorption of mineralsF) A) and B)
G) B) and C)

Exam 20: Plant Anatomy and Growth

A monocot root differs from a eudicot root because a monocot root

Correct AnswerverifiedShow Answer

Refer to the figure shown here.Which structure(s) of a eudicot root is/are responsible for regulating the entry of minerals into the xylem?

Correct AnswerverifiedShow Answer

In which part of the plant will primary growth occur?

Correct AnswerverifiedShow Answer

Which of the following correctly describes a major difference between monocot and eudicot plants?

Correct AnswerverifiedShow Answer

Stomata are derived from

Correct AnswerverifiedB

____ and _____ are micronutrients in plants,while ____ and ____ are macronutrients.

Correct AnswerverifiedShow Answer

What two properties of water are critical in moving water through xylem?

Correct AnswerverifiedShow Answer

Which layer of bark is the most superficial?

Correct AnswerverifiedShow Answer

Which plant tissue type helps carry out the function of a particular plant organ?

Correct AnswerverifiedShow Answer

Farmers often rotate crops because a depletion in which nutrient will lead to poor plant growth?

Correct AnswerverifiedA

Secondary growth occurs in plants which have

Correct AnswerverifiedShow Answer

Removing bark from a tree means that ________ are removed.

Correct AnswerverifiedShow Answer

Which of the following is not a function of stems?

Correct AnswerverifiedShow Answer

Mineral transport in plants occurs through xylem tissue.

Correct AnswerverifiedShow Answer

Water must first pass through the endodermis of a root before it can enter xylem vessels.

Correct AnswerverifiedTrue

Mineral transport in plants occurs

Correct AnswerverifiedShow Answer

Which plant system will consist of the terminal bud,blade,petiole,and node?

Correct AnswerverifiedShow Answer

What is the main reason that farmers practice crop rotation?

Correct AnswerverifiedShow Answer

In your garden,you observe a single pea plant that is much smaller and not growing well,despite being surrounded by other normal plants.You dig it up to discover that it has a weak,shallow root system.You suspect that the plant may be lacking

Correct AnswerverifiedShow Answer

Which of the following is not a typical function of the root system?

Correct AnswerverifiedShow Answer

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B

__ and _ are micronutrients in plants,while and __ are macronutrients.

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A

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True

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