Question 1

One way to kill a tree is to girdle it by cutting a groove a centimeter into the bark all around the trunk of the tree.Why wouldn't girdling work on a large grass?

Accepted Answer

A)   The vascular bundles are in a ring just under the bark.
B)   The vascular bundles are scattered throughout the ground tissue.
C)   Monocots don't have vascular bundles.
D)   Eudicots don't have vascular bundles.
E)   Grasses have taproots.F) A) and D)
G) B) and D)

Question 2

You drive a nail into a tree that is 10 feet tall,so that 5 inches of the nail are showing.You come back 10 years later.The tree is now 30 feet tall and only 3 inches of the nail are showing.This is because the tree grows out from

Accepted Answer

A)   the lateral meristem only.
B)   the apical meristem only.
C)   both the lateral and apical meristems.
D)   the bark.
E)   the node.F) B) and D)
G) All of the above

Question 3

Using organic matter such as manure or compost for fertilizer

Accepted Answer

A)   improves fertility.
B)   aerates the soil.
C)   increases the water-holding capacity of the soil.
D)   provides food for beneficial soil microorganisms.
E)   All answers are correct.F) A) and C)
G) D) and E)

Question 4

You are examining a soil sample,when you find a piece of a plant.Dissection shows that it is a stem,and chemical tests reveal the presence of large amounts of starch.You conclude that this is a

Accepted Answer

A)   stoma.
B)   tuber.
C)   lateral meristem.
D)   stem.
E)   tendril.F) B) and D)
G) A) and E)

Question 5

If a plant exhibits a pattern of indeterminate growth,it stops growing when it reaches mature size.

Accepted Answer

A) True 
 B)False

Question 6

The products of photosynthesis move from the leaf to other parts of the plant via

Accepted Answer

A)   xylem.
B)   phloem.
C)   cortex.
D)   cortex and phloem.
E)   cortex and xylem.F) All of the above
G) A) and B)

Question 7

Root hairs greatly increase the absorptive surface area of a root.

Accepted Answer

A) True 
 B)False

Question 8

What is NOT a function of plant stems?

Accepted Answer

A)   storage of starch
B)   support
C)   storage of water
D)   absorption of water from soil
E)   protection from predatorsF) B) and C)
G) A) and C) D

Question 9

The evaporation of water from the leaf of a plant is

Accepted Answer

A)   totally prevented by the leaf's cuticle.
B)   not affected by temperature.
C)   condensation.
D)   transpiration.
E)   precipitation.F) B) and C)
G) A) and E)

Question 10

A collective term for all plant tissues outside the vascular cambium is

Accepted Answer

A)   mesophyll.
B)   bark.
C)   leaf.
D)   wood.
E)   cork cambium.F) A) and E)
G) C) and D)

Question 11

During photosynthesis in a leaf,sugars are loaded into the sieve tube by ________ followed by ________ of water to increase the pressure.

Accepted Answer

A)   osmosis; facilitated diffusion
B)   facilitated diffusion; osmosis
C)   gravity; active transport
D)   active transport; osmosis
E)   osmosis; transpirationF) A) and B)
G) C) and D)

Question 12

Internodes of plants are

Accepted Answer

A)   located on the stems.
B)   located on the roots.
C)   dormant periods of time between rapid growth stages.
D)   periods of time between releasing of pollen.
E)   located on the male flower parts.F) C) and D)
G) C) and E)

Question 13

The innermost layer of the cortex of a plant root is the

Accepted Answer

A)   epidermis.
B)   stoma.
C)   guard cell.
D)   endodermis.
E)   petiole.F) A) and E)
G) C) and D) D

Question 14

If a friend gave you a culinary herb that,season after season,produced no woody growth,you could call it an herbaceous plant.

Accepted Answer

A) True 
 B)False

Question 15

The type of plant cell that provides support without interfering with growth and is familiar as the "strings in celery" is a

Accepted Answer

A)   sieve tube cell.
B)   collenchyma cell.
C)   parenchyma cell.
D)   sclerenchyma cell.
E)   guard cell.F) A) and B)
G) All of the above

Question 16

The cohesion-tension theory explains how water moves within a plant.

Accepted Answer

A) True 
 B)False

Question 17

Most carnivorous plants use their prey as a primary source of

Accepted Answer

A)   nitrogen.
B)   energy.
C)   carbon.
D)   magnesium.
E)   potassium.F) A) and E)
G) B) and E)

Question 18

Mistletoe is an example of a parasitic plant.

Accepted Answer

A) True 
 B)False  True

Question 19

Parasitic plants steal nutrients from the other plants' vascular tissue.

Accepted Answer

A) True 
 B)False

Question 20

Plants need nitrogen to make

Accepted Answer

A)   amino acids.
B)   proteins.
C)   nucleic acids.
D)   chlorophyll.
E)   All answers are correct.F) B) and D)
G) None of the above

Exam 21: Plant Form and Function

One way to kill a tree is to girdle it by cutting a groove a centimeter into the bark all around the trunk of the tree.Why wouldn't girdling work on a large grass?

Correct AnswerverifiedShow Answer

You drive a nail into a tree that is 10 feet tall,so that 5 inches of the nail are showing.You come back 10 years later.The tree is now 30 feet tall and only 3 inches of the nail are showing.This is because the tree grows out from

Correct AnswerverifiedShow Answer

Using organic matter such as manure or compost for fertilizer

Correct AnswerverifiedShow Answer

You are examining a soil sample,when you find a piece of a plant.Dissection shows that it is a stem,and chemical tests reveal the presence of large amounts of starch.You conclude that this is a

Correct AnswerverifiedShow Answer

If a plant exhibits a pattern of indeterminate growth,it stops growing when it reaches mature size.

Correct AnswerverifiedShow Answer

The products of photosynthesis move from the leaf to other parts of the plant via

Correct AnswerverifiedShow Answer

Root hairs greatly increase the absorptive surface area of a root.

Correct AnswerverifiedShow Answer

What is NOT a function of plant stems?

Correct AnswerverifiedD

The evaporation of water from the leaf of a plant is

Correct AnswerverifiedShow Answer

A collective term for all plant tissues outside the vascular cambium is

Correct AnswerverifiedShow Answer

During photosynthesis in a leaf,sugars are loaded into the sieve tube by ________ followed by ________ of water to increase the pressure.

Correct AnswerverifiedShow Answer

Internodes of plants are

Correct AnswerverifiedShow Answer

The innermost layer of the cortex of a plant root is the

Correct AnswerverifiedD

If a friend gave you a culinary herb that,season after season,produced no woody growth,you could call it an herbaceous plant.

Correct AnswerverifiedShow Answer

The type of plant cell that provides support without interfering with growth and is familiar as the "strings in celery" is a

Correct AnswerverifiedShow Answer

The cohesion-tension theory explains how water moves within a plant.

Correct AnswerverifiedShow Answer

Most carnivorous plants use their prey as a primary source of

Correct AnswerverifiedShow Answer

Mistletoe is an example of a parasitic plant.

Correct AnswerverifiedTrue

Parasitic plants steal nutrients from the other plants' vascular tissue.

Correct AnswerverifiedShow Answer

Plants need nitrogen to make

Correct AnswerverifiedShow Answer

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D

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During photosynthesis in a leaf,sugars are loaded into the sieve tube by followed by of water to increase the pressure.

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D

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True

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