Question 1

On a hot sunny day,which of the following would help protect a plant from water loss?

Accepted Answer

A)  both cuticle and stomata
B)  both cuticle and cortex
C)  both stomata and cortex
D)  both cuticle and phloem
E)  both phloem and stomataF) B) and D)
G) B) and C)

Question 2

Many carnivorous plants use modified leaves to trap their prey.

Accepted Answer

A) True 
 B)False

Question 3

You are examining a plant that has recently been discovered,a plant that does not fit into either the eudicots or the monocots.You notice that its leaves have small openings,and that when these openings close,photosynthesis stops.You guess that the cells on either side of these pores are

Accepted Answer

A)  sieve tube cells.
B)  vascular cells.
C)  companion cells.
D)  pith cells.
E)  guard cells.F) A) and D)
G) C) and E)

Question 4

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) B) and E)
G) A) and D)

Question 5

If you cut a stalk of celery and put it in a glass of water containing red food coloring overnight,the next morning the celery will be red.Through what was the food coloring taken up?

Accepted Answer

A)  phloem
B)  stomata
C)  xylem
D)  dermal tissue
E)  ground tissueF) C) and D)
G) A) and D)

Question 6

The pores through which leaves exchange gases with the atmosphere are

Accepted Answer

A)  epidermal cells.
B)  sieve tube elements.
C)  guard cells.
D)  petioles.
E)  stomata.F) B) and C)
G) C) and E)

Question 7

How does sap move from the sieve tube into a sink?

Accepted Answer

A)  by a pump
B)  by pressure
C)  by gravity
D)  by osmosis
E)  by active transportF) D) and E)
G) None of the above

Question 8

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) A) and E)
G) A) and B)

Question 9

If you dug up a plant and found it to have fibrous roots,you would suspect it to be a monocots.

Accepted Answer

A) True 
 B)False

Question 10

Nutrients that an organism needs in fairly large amounts are referred to as

Accepted Answer

A)  total nutrients.
B)  macronutrients.
C)  micronutrients.
D)  solid nutrients.
E)  essential nutrients.F) A) and B)
G) A) and C)

Question 11

Parasitic plants donate nutrients to other plants.

Accepted Answer

A) True 
 B)False

Question 12

Roots are long and thin to make them good at absorbing.

Accepted Answer

A) True 
 B)False

Question 13

Why might the entry of salt water into a freshwater swamp harm the native plants there?

Accepted Answer

A)  The salt competes with minerals for uptake by the plants,limiting their growth.
B)  Salts bind to nitrogen,preventing it from being taken up.
C)  The plants cannot move sugars down the xylem if there is salt outside of the roots pulling water out.
D)  Photosynthesis is inhibited by salt.
E)  The plant roots cannot take up water if the soil salt concentration is high.F) None of the above
G) B) and C)

Question 14

If you were observing a root every few days and saw that it enlarged and persisted throughout the life of the plant,you would be looking at a

Accepted Answer

A)  fibrous root.
B)  companion root.
C)  rhizome.
D)  stoma.
E)  taproot.F) A) and E)
G) A) and C)

Question 15

The main vegetative parts of plants include

Accepted Answer

A)  roots,flowers,and stems.
B)  fruits,flowers,and leaves.
C)  roots,stems,and leaves.
D)  stems,roots,flowers,leaves,and fruits.
E)  flowers and fruits only.F) A) and B)
G) D) and E)

Question 16

Stems that coil around surrounding objects for support are

Accepted Answer

A)  always parasitic.
B)  tendrils.
C)  stomata.
D)  rhizomes.
E)  tubers.F) B) and E)
G) A) and E)

Question 17

Which is a function in a plant but found outside the root?

Accepted Answer

A)  anchor the plant
B)  produce energy that the plant can use to carry out metabolism
C)  absorb water
D)  absorb mineral nutrients for the plant
E)  form beneficial relationships with microorganisms,thereby increasing the plant's ability to obtain nutrientsF) A) and B)
G) A) and C)

Question 18

The point at which one or more leaves attach to the stem of a plant is a

Accepted Answer

A)  petiole.
B)  internode.
C)  anther.
D)  sieve tube.
E)  nodE.F) All of the above
G) B) and D)

Question 19

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.The tree will typically survive that growing season,but will die over the winter.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 C)
G) All of the above

Question 20

"P" is the chemical symbol for

Accepted Answer

A)  nickel.
B)  potassium.
C)  plutonium.
D)  phosphorus.
E)  copper.F) A) and D)
G) A) and E)

Exam 21: Plant Form and Function

Stems that coil around surrounding objects for support are

Correct AnswerverifiedShow Answer

"P" is the chemical symbol for

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 evaporation of water from the leaf of a plant is

Correct AnswerverifiedShow Answer

You are examining a plant that has recently been discovered,a plant that does not fit into either the eudicots or the monocots.You notice that its leaves have small openings,and that when these openings close,photosynthesis stops.You guess that the cells on either side of these pores are

Correct AnswerverifiedShow Answer

The main vegetative parts of plants include

Correct AnswerverifiedShow Answer

On a hot sunny day,which of the following would help protect a plant from water loss?

Correct AnswerverifiedShow Answer

The point at which one or more leaves attach to the stem of a plant is a

Correct AnswerverifiedShow Answer

Many carnivorous plants use modified leaves to trap their prey.

Correct AnswerverifiedShow Answer

Roots are long and thin to make them good at absorbing.

Correct AnswerverifiedShow Answer

Why might the entry of salt water into a freshwater swamp harm the native plants there?

Correct AnswerverifiedShow Answer

If you dug up a plant and found it to have fibrous roots,you would suspect it to be a monocots.

Correct AnswerverifiedShow Answer

Parasitic plants donate nutrients to other plants.

Correct AnswerverifiedShow Answer

Nutrients that an organism needs in fairly large amounts are referred to as

Correct AnswerverifiedShow Answer

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.The tree will typically survive that growing season,but will die over the winter.Why wouldn't girdling work on a large grass?

Correct AnswerverifiedShow Answer

If you cut a stalk of celery and put it in a glass of water containing red food coloring overnight,the next morning the celery will be red.Through what was the food coloring taken up?

Correct AnswerverifiedShow Answer

How does sap move from the sieve tube into a sink?

Correct AnswerverifiedShow Answer

Which is a function in a plant but found outside the root?

Correct AnswerverifiedShow Answer

If you were observing a root every few days and saw that it enlarged and persisted throughout the life of the plant,you would be looking at a

Correct AnswerverifiedShow Answer

The pores through which leaves exchange gases with the atmosphere are

Correct AnswerverifiedShow Answer

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