Question 1

The three main types of tissue formed by plant cells are ground tissue,dermal tissue,and vascular tissue.

Accepted Answer

A) True 
 B)False

Question 2

The water absorption rate of a plant's roots is greatly increased by

Accepted Answer

A)  the presence of many stomata. 
B)  the presence of root hairs only. 
C)  both associations with mycorrhizal fungi and the presence of root hairs. 
D)  association with mycorrhizal fungi only. 
E)  both the presence of many stomata and root hairs. 
A)  the presence of many stomata. 
B)  the presence of root hairs only. 
C)  both associations with mycorrhizal fungi and the presence of root hairs. 
D)  association with mycorrhizal fungi only. 
E)  both the presence of many stomata and root hairs.

Question 3

The primary organ of photosynthesis in a plant is the

Accepted Answer

A)  leaf. 
B)  stomata. 
C)  bark. 
D)  stem. 
E)  chlorophyll. 
A)  leaf. 
B)  stomata. 
C)  bark. 
D)  stem. 
E)  chlorophyll.

Question 4

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

Accepted Answer

A) True 
 B)False

Question 5

If a plant exhibits determinate growth,the plant

Accepted Answer

A)  continues to grow until the environment determines that it cannot. 
B)  produces auxiliary roots to help stabilize the plant. 
C)  sends out tendrils to support the plant. 
D)  stops growing when the plant reaches its mature size. 
E)  produces seeds only at one time during its life. 
A)  continues to grow until the environment determines that it cannot. 
B)  produces auxiliary roots to help stabilize the plant. 
C)  sends out tendrils to support the plant. 
D)  stops growing when the plant reaches its mature size. 
E)  produces seeds only at one time during its life.

Question 6

Which best describes a compound leaf?

Accepted Answer

A)  multiple blades attached to a single petiole 
B)  a single blade attached to a petiole 
C)  a single leaflet attached to a petiole 
D)  multiple leaflets attached to a single petiole 
E)  multiple leaflets attached to multiple petioles 
A)  multiple blades attached to a single petiole 
B)  a single blade attached to a petiole 
C)  a single leaflet attached to a petiole 
D)  multiple leaflets attached to a single petiole 
E)  multiple leaflets attached to multiple petioles

Question 7

If a gardener wanted to help prevent erosion along a slope,it would be best to plant

Accepted Answer

A)  grasses because they have fibrous roots. 
B)  grasses because they have taproots. 
C)  trees because they have taproots. 
D)  trees because they have fibrous roots. 
E)  All answers are correct. 
A)  grasses because they have fibrous roots. 
B)  grasses because they have taproots. 
C)  trees because they have taproots. 
D)  trees because they have fibrous roots. 
E)  All answers are correct.

Question 8

In the spring before the leaves come out,maple trees are often tapped to collect sap to make syrup.The sugars were stored in the wood of the tree as starch and then released as temperatures rise above freezing in late winter.Which of the following best describes the original source of the sugars found in the sap?

Accepted Answer

A)  photosynthesis during the previous summer 
B)  photosynthesis that winter 
C)  photosynthesis occurring in the spring while the sap is flowing 
D)  breakdown of cellulose in the tree 
E)  absorption from the soil 
A)  photosynthesis during the previous summer 
B)  photosynthesis that winter 
C)  photosynthesis occurring in the spring while the sap is flowing 
D)  breakdown of cellulose in the tree 
E)  absorption from the soil

Question 9

Roots are usually found underground.

Accepted Answer

A) True 
 B)False

Question 10

Compound leaves are defined as being divided into

Accepted Answer

A)  blades. 
B)  companion cells. 
C)  leaflets. 
D)  stomata. 
E)  lateral meristems. 
A)  blades. 
B)  companion cells. 
C)  leaflets. 
D)  stomata. 
E)  lateral meristems.

Question 11

"K" is the chemical symbol for

Accepted Answer

A)  phosphorus. 
B)  potassium. 
C)  nickel. 
D)  krypton. 
E)  copper. 
A)  phosphorus. 
B)  potassium. 
C)  nickel. 
D)  krypton. 
E)  copper.

Question 12

The conducting cells of the xylem are called

Accepted Answer

A)  sieve tube elements. 
B)  tracheids and companion cells. 
C)  tracheids and vessel elements. 
D)  vessel elements and sieve tube elements. 
E)  companion cells and sieve tube elements. 
A)  sieve tube elements. 
B)  tracheids and companion cells. 
C)  tracheids and vessel elements. 
D)  vessel elements and sieve tube elements. 
E)  companion cells and sieve tube elements.

Question 13

Eudicot stems have vascular bundles scattered throughout the ground tissue.

Accepted Answer

A) True 
 B)False

Question 14

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

Accepted Answer

A) True 
 B)False

Question 15

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

Question 16

The shoot of a plant is the aboveground part of a plant.

Accepted Answer

A) True 
 B)False

Question 17

Bean plants significantly change the development of their roots when they make nodules,as well as diverting energy and resources for this change.Given the critical role of normal roots,why would the plant make this change?

Accepted Answer

A)  because Rhizobium produces ammonium (NH₄⁺) 
B)  because Rhizobium produces nitrogen (N₂) 
C)  because Rhizobium produces sugars 
D)  because Rhizobium protects the plants from predators 
E)  because Rhizobium protects the plants from parasites 
A)  because Rhizobium produces ammonium (NH₄⁺) 
B)  because Rhizobium produces nitrogen (N₂) 
C)  because Rhizobium produces sugars 
D)  because Rhizobium protects the plants from predators 
E)  because Rhizobium protects the plants from parasites

Question 18

The root cap

Accepted Answer

A)  protects the meristem from abrasion. 
B)  is located at the tip of the root. 
C)  secretes a lubricant for the growing root. 
D)  plays a role in sensing gravity. 
E)  All answers are correct. 
A)  protects the meristem from abrasion. 
B)  is located at the tip of the root. 
C)  secretes a lubricant for the growing root. 
D)  plays a role in sensing gravity. 
E)  All answers are correct.

Question 19

The type of plant cell that provides rigid support and is dead at maturity is a

Accepted Answer

A)  sclerenchyma cell. 
B)  sieve tube cell. 
C)  parenchyma cell. 
D)  collenchyma cell. 
E)  guard cell. 
A)  sclerenchyma cell. 
B)  sieve tube cell. 
C)  parenchyma cell. 
D)  collenchyma cell. 
E)  guard cell.

Question 20

Where would you expect to find sapwood in a cross section of a tree trunk?

Accepted Answer

A)  in the center 
B)  just to the inside of the bark 
C)  in the bark 
D)  in the roots 
E)  All answers are correct. 
A)  in the center 
B)  just to the inside of the bark 
C)  in the bark 
D)  in the roots 
E)  All answers are correct.

Exam 21: Plant Form and Function

The three main types of tissue formed by plant cells are ground tissue,dermal tissue,and vascular tissue.

The water absorption rate of a plant's roots is greatly increased by

The primary organ of photosynthesis in a plant is the

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

If a plant exhibits determinate growth,the plant

Which best describes a compound leaf?

If a gardener wanted to help prevent erosion along a slope,it would be best to plant

Roots are usually found underground.

Compound leaves are defined as being divided into

"K" is the chemical symbol for

The conducting cells of the xylem are called

Eudicot stems have vascular bundles scattered throughout the ground tissue.

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

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

The shoot of a plant is the aboveground part of a plant.

Bean plants significantly change the development of their roots when they make nodules,as well as diverting energy and resources for this change.Given the critical role of normal roots,why would the plant make this change?

The root cap

The type of plant cell that provides rigid support and is dead at maturity is a

Where would you expect to find sapwood in a cross section of a tree trunk?

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