Question 1

-An opening in leaves that functions in the exchange of gases is called a

Accepted Answer

A)  cuticle. 
B)  stoma. 
C)  guard cell. 
D)  pit. 
E)  pore. 
A)  cuticle. 
B)  stoma. 
C)  guard cell. 
D)  pit. 
E)  pore.

Question 2

-The cuticle

Accepted Answer

A)  conserves water. 
B)  reduces absorption of carbon dioxide by the plant. 
C)  relegates transpiration to the stomata. 
D)  helps prevent wilting. 
E)  does all of these. 
A)  conserves water. 
B)  reduces absorption of carbon dioxide by the plant. 
C)  relegates transpiration to the stomata. 
D)  helps prevent wilting. 
E)  does all of these.

Question 3

__________ are symbionts with young roots that enhance a plant's ability to absorb mineral ions from soil.

Accepted Answer

The answer of __________ are symbionts with young roots that...

Question 4

-The generally accepted explanation for the movement of organic compounds in phloem is

Accepted Answer

A)  the cohesion-tension theory. 
B)  the pressure flow theory. 
C)  active transport. 
D)  the transpiration-pull theory. 
E)  root pressure. 
A)  the cohesion-tension theory. 
B)  the pressure flow theory. 
C)  active transport. 
D)  the transpiration-pull theory. 
E)  root pressure.

Question 5

Nitrogen __________ by bacteria in root __________ gives a plant extra nitrogen.

Accepted Answer

The answer of Nitrogen __________ by bacteria in root __________...

Question 6

Plant growth requires steady sources of water and nutrients obtainable from __________ and soil.

Accepted Answer

The answer of Plant growth requires steady sources of water...

Question 7

The following questions refer to the figure above illustrating transport in phloem.
-____ can indicate a fruit or developing root cells.

Accepted Answer

A)  A 
B)  B 
C)  C 
D)  D 
E)  E 
A)  A 
B)  B 
C)  C 
D)  D 
E)  E

Question 8

Classification.Respond to the following statements with reference to the five plant micronutrients listed below.
a.iron
b.boron
c.manganese
d.zinc
e.copper
-Deficiency of this nutrient results in chlorosis and yellow, green striping in leaves of grasses.

Accepted Answer

The answer of Classification.Respond to the following statements with reference...

Question 9

Organisms that are used to decontaminate soils may

Accepted Answer

A)  store the contaminants in their tissues. 
B)  release pollutants into the air. 
C)  degrade the pollutants. 
D)  be any plant species. 
E)  store the contaminants in their tissues, release pollutants into the air, and degrade the pollutants. 
A)  store the contaminants in their tissues. 
B)  release pollutants into the air. 
C)  degrade the pollutants. 
D)  be any plant species. 
E)  store the contaminants in their tissues, release pollutants into the air, and degrade the pollutants.

Question 10

-The Casparian strip is associated with the

Accepted Answer

A)  epidermis. 
B)  vascular tissue. 
C)  cortex. 
D)  root hairs. 
E)  endodermis. 
A)  epidermis. 
B)  vascular tissue. 
C)  cortex. 
D)  root hairs. 
E)  endodermis.

Question 11

The following questions refer to the figure above illustrating soil horizons.NOTE: The labels are not the actual names of the soil horizons.
-Which soil horizon has no organic matter or weathered rock?

Accepted Answer

A)  A 
B)  B 
C)  C 
D)  D 
E)  E 
A)  A 
B)  B 
C)  C 
D)  D 
E)  E

Question 12

-Which of the following statements is false?

Accepted Answer

A)  Xylem vessels are similar to drinking straws. 
B)  The transport of water in xylem is due to positive pressure generated by the root. 
C)  Water evaporates mainly through stomata. 
D)  Water is drawn up to the top of a tree by the pull of transpiration. 
E)  Plants absorb the majority of needed elements from water and soil. 
A)  Xylem vessels are similar to drinking straws. 
B)  The transport of water in xylem is due to positive pressure generated by the root. 
C)  Water evaporates mainly through stomata. 
D)  Water is drawn up to the top of a tree by the pull of transpiration. 
E)  Plants absorb the majority of needed elements from water and soil.

Question 13

By a __________, transpiration pulls water upward by creating a continuous negative pressure (or tension) inside xylem from leaves to roots.

Accepted Answer

cohesion-t

Question 14

The following questions refer to the figure above illustrating soil horizons.NOTE: The labels are not the actual names of the soil horizons.
-All of the following statements are true concerning mycorrhizae EXCEPT that

Accepted Answer

A)  the fungus may penetrate into root cells. 
B)  mycorrhizae increase the surface area for absorption. 
C)  roots obtain minerals from the fungus. 
D)  the fungus provides the plant with nitrogen-rich compounds. 
E)  it is a mutualistic symbiosis. 
A)  the fungus may penetrate into root cells. 
B)  mycorrhizae increase the surface area for absorption. 
C)  roots obtain minerals from the fungus. 
D)  the fungus provides the plant with nitrogen-rich compounds. 
E)  it is a mutualistic symbiosis.

Question 15

Alpine pennycress plants remove zinc and cadmium from the soil and store them away in their

Accepted Answer

A)  chloroplasts. 
B)  amyloplasts. 
C)  central vacuoles. 
D)  Golgi bodies. 
E)  vesicles. 
A)  chloroplasts. 
B)  amyloplasts. 
C)  central vacuoles. 
D)  Golgi bodies. 
E)  vesicles.

Question 16

-Which of the following processes does NOT serve to maintain low pressure at the receiving end of sieve tube pipelines?

Accepted Answer

A)  sucrose conversion into cell-wall polysaccharides 
B)  sucrose conversion into starch in the receiving regions 
C)  sucrose conversion to glucose, which is then used in cellular respiration 
D)  activity of companion cells 
E)  conversion of sucrose to fructose in fruits 
A)  sucrose conversion into cell-wall polysaccharides 
B)  sucrose conversion into starch in the receiving regions 
C)  sucrose conversion to glucose, which is then used in cellular respiration 
D)  activity of companion cells 
E)  conversion of sucrose to fructose in fruits

Question 17

Humus includes all of the following EXCEPT

Accepted Answer

A)  feces. 
B)  dead organisms. 
C)  leaf litter. 
D)  weathered rock. 
E)  decomposing organic matter. 
A)  feces. 
B)  dead organisms. 
C)  leaf litter. 
D)  weathered rock. 
E)  decomposing organic matter.

Question 18

The following questions refer to the figure above illustrating transport in phloem.
-Companion cell assisted loading of organic compounds is indicated at

Accepted Answer

A)  A. 
B)  B. 
C)  C. 
D)  D. 
E)  E. 
A)  A. 
B)  B. 
C)  C. 
D)  D. 
E)  E.

Question 19

MATCHING
Matching.Choose the most appropriate answer response for each question.
a.responsible for opening and closing of stomata
b.mouthpart of an aphid
c.pipelines of the xylem
d.a mutually beneficial association between a fungus and a young root
e.structures on roots that house nitrogen-fixing bacteria
f.pipelines of the phloem
g.evaporation from stems and leaves
h.actively transport sucrose into sieve tubes
i.eudicot plants that tend to establish symbiotic relationships with nitrogen-fixing bacteria
j.
transport of organic molecules from source region to sink
k.a waxy band that forces water to diffuse through cells
-legumes

Accepted Answer

The answer of MATCHING
Matching.Choose the most appropriate answer response for...

Question 20

MATCHING
Matching.Choose the most appropriate answer response for each question.
a.responsible for opening and closing of stomata
b.mouthpart of an aphid
c.pipelines of the xylem
d.a mutually beneficial association between a fungus and a young root
e.structures on roots that house nitrogen-fixing bacteria
f.pipelines of the phloem
g.evaporation from stems and leaves
h.actively transport sucrose into sieve tubes
i.eudicot plants that tend to establish symbiotic relationships with nitrogen-fixing bacteria
j.
transport of organic molecules from source region to sink
k.a waxy band that forces water to diffuse through cells
-translocation

Accepted Answer

The answer of MATCHING
Matching.Choose the most appropriate answer response for...

Exam 28: Plant Nutrition and Transport

-An opening in leaves that functions in the exchange of gases is called a

-The cuticle

__________ are symbionts with young roots that enhance a plant's ability to absorb mineral ions from soil.

-The generally accepted explanation for the movement of organic compounds in phloem is

Nitrogen __________ by bacteria in root __________ gives a plant extra nitrogen.

Plant growth requires steady sources of water and nutrients obtainable from __________ and soil.

The following questions refer to the figure above illustrating transport in phloem. -____ can indicate a fruit or developing root cells.

Classification.Respond to the following statements with reference to the five plant micronutrients listed below. a.iron b.boron c.manganese d.zinc e.copper -Deficiency of this nutrient results in chlorosis and yellow, green striping in leaves of grasses.

Organisms that are used to decontaminate soils may

-The Casparian strip is associated with the

The following questions refer to the figure above illustrating soil horizons.NOTE: The labels are not the actual names of the soil horizons. -Which soil horizon has no organic matter or weathered rock?

-Which of the following statements is false?

By a __________, transpiration pulls water upward by creating a continuous negative pressure (or tension) inside xylem from leaves to roots.

The following questions refer to the figure above illustrating soil horizons.NOTE: The labels are not the actual names of the soil horizons. -All of the following statements are true concerning mycorrhizae EXCEPT that

Alpine pennycress plants remove zinc and cadmium from the soil and store them away in their

-Which of the following processes does NOT serve to maintain low pressure at the receiving end of sieve tube pipelines?

Humus includes all of the following EXCEPT

The following questions refer to the figure above illustrating transport in phloem. -Companion cell assisted loading of organic compounds is indicated at

Invitation to Biology

Lifes Chemical Basis

Molecules of Life

Cell Structure and Function

Ground Rules of Metabolism

Where It Startsphotosynthesis

How Cells Release Chemical Energy

Dna Structure and Function

From Dna to Protein

Gene Control

How Cells Reproduce

Meiosis and Sexual Reproduction

Observing Patterns in Inherited Traits

Chromosomes and Human Inheritance

Studying and Manipulating Genomes

Evidence of Evolution

Processes of Evolution

Organizing Information About Species

Lifes Origin and Early Evolution

Viruses and Prokaryotes

Protiststhe Simplest Eukaryotes

The Land Plants

Fungi

Animal Evolutionthe Invertebrates

Animal Evolutionthe Chordates

Animal Evolutionhuman Evolution

Plant Tissues

Life Cycles of Flowering Plants

Communication Strategies in Plants

Animal Tissues and Organ Systems

Neural Control

Sensory Perception

Endocrine Control

Structural Support and Movement

Circulation

Immunity

Respiration

Digestion and Nutrition

Maintaining the Internal Environment

Animal Reproductive Systems

Animal Development

Animal Behavior

Population Ecology

Community Ecology

Ecosystems

The Biosphere

Human Impacts on the Biosphere

Filters

Nitrogen by bacteria in root gives a plant extra nitrogen.