Question 1

Root structures that grow around and encapsulate mutualistic nitrogen-fixing bacteria are called ____.

Accepted Answer

A)  hyphae 
B)  mycorrhizae 
C)  Casparian strip 
D)  root hairs 
E)  root nodules 
A)  hyphae 
B)  mycorrhizae 
C)  Casparian strip 
D)  root hairs 
E)  root nodules E

Question 2

The movement of organic compounds throughout plants is described as ____.

Accepted Answer

A)  cohesion-tension 
B)  source-to-sink 
C)  facilitated transport 
D)  active transport 
E)  transpiration pull 
A)  cohesion-tension 
B)  source-to-sink 
C)  facilitated transport 
D)  active transport 
E)  transpiration pull B

Question 3

Angiosperms have two types of xylem tubes,each composed of one cell type,either ____ or ____.

Accepted Answer

A)  vessel elements; companion cells 
B)  sieve elements; companion cells 
C)  sieve elements; tracheids 
D)  vessel elements; sieve elements 
E)  vessel elements; tracheids 
A)  vessel elements; companion cells 
B)  sieve elements; companion cells 
C)  sieve elements; tracheids 
D)  vessel elements; sieve elements 
E)  vessel elements; tracheids E

Question 4

In cohesion-tension theory,what molecular interactions allow water molecules to maintain a continuous fluid column as water is pulled from roots to leaves?

Accepted Answer

A)  Ionic bonds 
B)  Covalent bonds 
C)  Hydrogen bonds 
D)  Polar bonds 
E)  Nonpolar bonds 
A)  Ionic bonds 
B)  Covalent bonds 
C)  Hydrogen bonds 
D)  Polar bonds 
E)  Nonpolar bonds

Question 5

Choose the most appropriate answer response for each question.
-sieve tubes

Accepted Answer

A) responsible for opening and closing of stomata 
B) region of a plant where sugars are being used 
C) pipelines of the xylem 
D) a mutually beneficial association between a fungus and a root 
E) structures on roots that house nitrogen-fixing bacteria
F)pipelines of the phloem
G)transparent epidermal secretion that waterproofs leaves
H)facilitate transfer of sugars to the sieve element
I)control the uptake of mineral ions into the vascular cylinder
J)transport of organic molecules from source region to sink
K)the main water-conducting tube in angiosperms 
A) responsible for opening and closing of stomata 
B) region of a plant where sugars are being used 
C) pipelines of the xylem 
D) a mutually beneficial association between a fungus and a root 
E) structures on roots that house nitrogen-fixing bacteria
F)pipelines of the phloem
G)transparent epidermal secretion that waterproofs leaves
H)facilitate transfer of sugars to the sieve element
I)control the uptake of mineral ions into the vascular cylinder
J)transport of organic molecules from source region to sink
K)the main water-conducting tube in angiosperms

Question 6

__________ are soils that have roughly equal proportions of sand,silt,and clay.

Accepted Answer

The answer of __________ are soils that have roughly equal...

Question 7

Respond to the following statements with reference to the five plant macronutrients listed below.
-This nutrient is essential to formation of chlorophyll and acts as a cofactor for many enzymes.

Accepted Answer

A) nitrogen 
B) potassium 
C) carbon 
D) magnesium 
E) Phosphorus 
A) nitrogen 
B) potassium 
C) carbon 
D) magnesium 
E) Phosphorus

Question 8

Choose the most appropriate answer response for each question.
-transport proteins

Accepted Answer

A) responsible for opening and closing of stomata 
B) region of a plant where sugars are being used 
C) pipelines of the xylem 
D) a mutually beneficial association between a fungus and a root 
E) structures on roots that house nitrogen-fixing bacteria
F)pipelines of the phloem
G)transparent epidermal secretion that waterproofs leaves
H)facilitate transfer of sugars to the sieve element
I)control the uptake of mineral ions into the vascular cylinder
J)transport of organic molecules from source region to sink
K)the main water-conducting tube in angiosperms 
A) responsible for opening and closing of stomata 
B) region of a plant where sugars are being used 
C) pipelines of the xylem 
D) a mutually beneficial association between a fungus and a root 
E) structures on roots that house nitrogen-fixing bacteria
F)pipelines of the phloem
G)transparent epidermal secretion that waterproofs leaves
H)facilitate transfer of sugars to the sieve element
I)control the uptake of mineral ions into the vascular cylinder
J)transport of organic molecules from source region to sink
K)the main water-conducting tube in angiosperms

Question 9

Choose the most appropriate answer response for each question.
-translocation

Accepted Answer

A) responsible for opening and closing of stomata 
B) region of a plant where sugars are being used 
C) pipelines of the xylem 
D) a mutually beneficial association between a fungus and a root 
E) structures on roots that house nitrogen-fixing bacteria
F)pipelines of the phloem
G)transparent epidermal secretion that waterproofs leaves
H)facilitate transfer of sugars to the sieve element
I)control the uptake of mineral ions into the vascular cylinder
J)transport of organic molecules from source region to sink
K)the main water-conducting tube in angiosperms 
A) responsible for opening and closing of stomata 
B) region of a plant where sugars are being used 
C) pipelines of the xylem 
D) a mutually beneficial association between a fungus and a root 
E) structures on roots that house nitrogen-fixing bacteria
F)pipelines of the phloem
G)transparent epidermal secretion that waterproofs leaves
H)facilitate transfer of sugars to the sieve element
I)control the uptake of mineral ions into the vascular cylinder
J)transport of organic molecules from source region to sink
K)the main water-conducting tube in angiosperms

Question 10

Respond to the following statements with reference to the five plant micronutrients listed below.
-This nutrient is a cofactor in photosystem II and also functions in signaling.

Accepted Answer

A) iron 
B) boron 
C) chlorine 
D) zinc 
E) Copper 
A) iron 
B) boron 
C) chlorine 
D) zinc 
E) Copper

Question 11

The cuticle helps a plant conserve water by ____.

Accepted Answer

A)  covering the stomata 
B)  reducing a plant's capacity for photosynthesis 
C)  absorbing visible light 
D)  restricting the amount of water a plant's root absorbs 
E)  restricting the amount of water vapor that diffuses out of aboveground parts 
A)  covering the stomata 
B)  reducing a plant's capacity for photosynthesis 
C)  absorbing visible light 
D)  restricting the amount of water a plant's root absorbs 
E)  restricting the amount of water vapor that diffuses out of aboveground parts

Question 12

A difference in charge across a guard cell membrane is called ____.

Accepted Answer

A)  osmosis 
B)  tension 
C)  turgor 
D)  pressure gradient 
E)  voltage 
A)  osmosis 
B)  tension 
C)  turgor 
D)  pressure gradient 
E)  voltage

Question 13

Nitrogen-fixing bacteria respond to compounds released by legumes by releasing signaling molecules that trigger the roots to grow around and encapsulate them inside swellings called ____________.

Accepted Answer

The answer of Nitrogen-fixing bacteria respond to compounds released by...

Question 14

By the ______________ theory,water is pulled upward through a plant by air's drying power,which creates continuous negative pressure.

Accepted Answer

A)  transpiration 
B)  cohesion-tension 
C)  pressure flow 
D)  adaptive 
E)  water-conservation 
A)  transpiration 
B)  cohesion-tension 
C)  pressure flow 
D)  adaptive 
E)  water-conservation

Question 15

Figure 28.12

- Refers to the accompanying figure illustrating transport in phloem.Companion cell-assisted loading of organic compounds is indicated by letter ____.

Accepted Answer

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

Question 16

Respond to the following statements with reference to the five plant macronutrients listed below.
-This nutrient helps to maintain turgor pressure in stomata.

Accepted Answer

A) nitrogen 
B) potassium 
C) carbon 
D) magnesium 
E) Phosphorus 
A) nitrogen 
B) potassium 
C) carbon 
D) magnesium 
E) Phosphorus

Question 17

Respond to the following statements with reference to the five plant micronutrients listed below.
-This nutrient is a component of many proteins,and serves as cofactor for many enzymes.

Accepted Answer

A) iron 
B) boron 
C) chlorine 
D) zinc 
E) Copper 
A) iron 
B) boron 
C) chlorine 
D) zinc 
E) Copper

Question 18

The movement of wind and water can remove soil from an area,a process called ____________.

Accepted Answer

The answer of The movement of wind and water can...

Question 19

Which element is considered a macronutrient needed by plants?

Accepted Answer

A)  Manganese 
B)  Iron 
C)  Copper 
D)  Potassium 
E)  Boron 
A)  Manganese 
B)  Iron 
C)  Copper 
D)  Potassium 
E)  Boron

Question 20

Which group of plants has two types of xylem tubes,each composed of one cell type,vessel elements?

Accepted Answer

A)  Gymnosperms 
B)  Monocots 
C)  Bulbs 
D)  Early vascular plants 
E)  Angiosperms 
A)  Gymnosperms 
B)  Monocots 
C)  Bulbs 
D)  Early vascular plants 
E)  Angiosperms

Exam 28: Plant Nutrition and Transport

Root structures that grow around and encapsulate mutualistic nitrogen-fixing bacteria are called ____.

The movement of organic compounds throughout plants is described as ____.

Angiosperms have two types of xylem tubes,each composed of one cell type,either ____ or ____.

In cohesion-tension theory,what molecular interactions allow water molecules to maintain a continuous fluid column as water is pulled from roots to leaves?

Choose the most appropriate answer response for each question. -sieve tubes

__________ are soils that have roughly equal proportions of sand,silt,and clay.

Respond to the following statements with reference to the five plant macronutrients listed below. -This nutrient is essential to formation of chlorophyll and acts as a cofactor for many enzymes.

Choose the most appropriate answer response for each question. -transport proteins

Choose the most appropriate answer response for each question. -translocation

Respond to the following statements with reference to the five plant micronutrients listed below. -This nutrient is a cofactor in photosystem II and also functions in signaling.

The cuticle helps a plant conserve water by ____.

A difference in charge across a guard cell membrane is called ____.

Nitrogen-fixing bacteria respond to compounds released by legumes by releasing signaling molecules that trigger the roots to grow around and encapsulate them inside swellings called ____________.

By the ______________ theory,water is pulled upward through a plant by air's drying power,which creates continuous negative pressure.

Figure 28.12 - Refers to the accompanying figure illustrating transport in phloem.Companion cell-assisted loading of organic compounds is indicated by letter ____.

Respond to the following statements with reference to the five plant macronutrients listed below. -This nutrient helps to maintain turgor pressure in stomata.

Respond to the following statements with reference to the five plant micronutrients listed below. -This nutrient is a component of many proteins,and serves as cofactor for many enzymes.

The movement of wind and water can remove soil from an area,a process called ____________.

Which element is considered a macronutrient needed by plants?

Which group of plants has two types of xylem tubes,each composed of one cell type,vessel elements?

Invitation to Biology

Life's Chemical Bases

Molecules of Life

Cell Structure

Ground Rules of Metabolism

Where it Starts—Photosynthesis

How Cells Release Chemical Energy

DNA Structure and Function

From DNA to Protein

Control of Gene Expression

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

Life's Origin and Early Evolution

Viruses, Bacteria, and Archaea

Protists: The Simplest Eukaryotes

The Land Plants

Fungi

Animal Evolution: The Invertebrates

Animal Evolution: The Chordates

Human 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 System

Animal Development

Animal Behavior

Population Ecology

Community Ecology

Ecosystems

The Biosphere

Human Impacts on the Biosphere

Filters

Angiosperms have two types of xylem tubes,each composed of one cell type,either or .