Question 1

Choose the most appropriate answer for each.
-Mimicry

Accepted Answer

A) Blending in and being hidden by the background 
B) Relative abundance of each species 
C) One organism benefits at another organism's expense 
D) Opportunistic colonizers of a newly vacated habitat 
E) Lichens on newly hardened, newly cooled lava
F)Number of species in a community
G)Symbiotic interaction that minimizes the costs and maximizes the benefits for both partners
H)One species is eliminated from an area of niche overlap
I)Tasty species resembles repugnant one
J)The process that leads from a pioneer community to a mature community
K)Natural reforestation of burned-over forest 
A) Blending in and being hidden by the background 
B) Relative abundance of each species 
C) One organism benefits at another organism's expense 
D) Opportunistic colonizers of a newly vacated habitat 
E) Lichens on newly hardened, newly cooled lava
F)Number of species in a community
G)Symbiotic interaction that minimizes the costs and maximizes the benefits for both partners
H)One species is eliminated from an area of niche overlap
I)Tasty species resembles repugnant one
J)The process that leads from a pioneer community to a mature community
K)Natural reforestation of burned-over forest

Question 2

Which element is LEAST likely to be an abiotic factor that can affect community structure?

Accepted Answer

A)  Sunlight 
B)  Rainfall 
C)  Cloud cover 
D)  Decomposing organic matter 
E)  Temperature 
A)  Sunlight 
B)  Rainfall 
C)  Cloud cover 
D)  Decomposing organic matter 
E)  Temperature

Question 3

Respond to the following statements in reference to the five kinds of species interactions listed below.
-In this interaction,one species is harmed but usually not killed,to the benefit of the other that lives on or in it.

Accepted Answer

A) Competition 
B) Predation 
C) Mutualism 
D) Commensalism 
E) Parasitism 
A) Competition 
B) Predation 
C) Mutualism 
D) Commensalism 
E) Parasitism

Question 4

Figure 45.13

-The scorpionfish in the above figure is using ____ for protection.

Accepted Answer

A)  Mimicry 
B)  display behavior 
C)  warning coloration 
D)  chemical defenses 
E)  Camouflage 
A)  Mimicry 
B)  display behavior 
C)  warning coloration 
D)  chemical defenses 
E)  Camouflage

Question 5

Respond to the following statements in reference to the five kinds of species interactions listed below.
-If a wasp lays its eggs inside the larva of a moth,the interaction is this.

Accepted Answer

A) Competition 
B) Parasitoidism 
C) Mutualism 
D) Commensalism 
E) Parasitism 
A) Competition 
B) Parasitoidism 
C) Mutualism 
D) Commensalism 
E) Parasitism

Question 6

Secondary succession is likely to occur in a(n)____.

Accepted Answer

A)  burned forest only 
B)  shallow lake only 
C)  abandoned field only 
D)  burned forest and an abandoned field 
E)  burned forest, a shallow lake, and an abandoned field 
A)  burned forest only 
B)  shallow lake only 
C)  abandoned field only 
D)  burned forest and an abandoned field 
E)  burned forest, a shallow lake, and an abandoned field

Question 7

A new community that develops in a disturbed site where the soil that supported a previous community remains is known as ________.

Accepted Answer

Secondary

Question 8

Gause's principle of competitive exclusion is based on the idea that ____.

Accepted Answer

A)  larger organisms exclude smaller ones through competition as in the case of large trees controlling underbrush 
B)  competition for the same resources excludes species having different life styles 
C)  no two species can occupy the same niche indefinitely when resources are limited 
D)  two species can coexist if their niches do not overlap 
E)  species survival depends upon coevolution 
A)  larger organisms exclude smaller ones through competition as in the case of large trees controlling underbrush 
B)  competition for the same resources excludes species having different life styles 
C)  no two species can occupy the same niche indefinitely when resources are limited 
D)  two species can coexist if their niches do not overlap 
E)  species survival depends upon coevolution

Question 9

A keystone species affects its community by ____.

Accepted Answer

A)  maintaining food web interactions or modifying the habitat 
B)  controlling the prey species 
C)  decreasing the number of prey species in a community 
D)  preying upon a wide variety of organisms in the community 
E)  feeding on only one type of organisms in the community 
A)  maintaining food web interactions or modifying the habitat 
B)  controlling the prey species 
C)  decreasing the number of prey species in a community 
D)  preying upon a wide variety of organisms in the community 
E)  feeding on only one type of organisms in the community

Question 10

Choose the most appropriate answer for each.
-Parasitism

Accepted Answer

A) Blending in and being hidden by the background 
B) Relative abundance of each species 
C) One organism benefits at another organism's expense 
D) Opportunistic colonizers of a newly vacated habitat 
E) Lichens on newly hardened, newly cooled lava
F)Number of species in a community
G)Symbiotic interaction that minimizes the costs and maximizes the benefits for both partners
H)One species is eliminated from an area of niche overlap
I)Tasty species resembles repugnant one
J)The process that leads from a pioneer community to a mature community
K)Natural reforestation of burned-over forest 
A) Blending in and being hidden by the background 
B) Relative abundance of each species 
C) One organism benefits at another organism's expense 
D) Opportunistic colonizers of a newly vacated habitat 
E) Lichens on newly hardened, newly cooled lava
F)Number of species in a community
G)Symbiotic interaction that minimizes the costs and maximizes the benefits for both partners
H)One species is eliminated from an area of niche overlap
I)Tasty species resembles repugnant one
J)The process that leads from a pioneer community to a mature community
K)Natural reforestation of burned-over forest

Question 11

Choose the most appropriate answer for each.
-Primary succession

Accepted Answer

A) Blending in and being hidden by the background 
B) Relative abundance of each species 
C) One organism benefits at another organism's expense 
D) Opportunistic colonizers of a newly vacated habitat 
E) Lichens on newly hardened, newly cooled lava
F)Number of species in a community
G)Symbiotic interaction that minimizes the costs and maximizes the benefits for both partners
H)One species is eliminated from an area of niche overlap
I)Tasty species resembles repugnant one
J)The process that leads from a pioneer community to a mature community
K)Natural reforestation of burned-over forest 
A) Blending in and being hidden by the background 
B) Relative abundance of each species 
C) One organism benefits at another organism's expense 
D) Opportunistic colonizers of a newly vacated habitat 
E) Lichens on newly hardened, newly cooled lava
F)Number of species in a community
G)Symbiotic interaction that minimizes the costs and maximizes the benefits for both partners
H)One species is eliminated from an area of niche overlap
I)Tasty species resembles repugnant one
J)The process that leads from a pioneer community to a mature community
K)Natural reforestation of burned-over forest

Question 12

Choose the most appropriate answer for each.
-Pioneer species

Accepted Answer

A) Blending in and being hidden by the background 
B) Relative abundance of each species 
C) One organism benefits at another organism's expense 
D) Opportunistic colonizers of a newly vacated habitat 
E) Lichens on newly hardened, newly cooled lava
F)Number of species in a community
G)Symbiotic interaction that minimizes the costs and maximizes the benefits for both partners
H)One species is eliminated from an area of niche overlap
I)Tasty species resembles repugnant one
J)The process that leads from a pioneer community to a mature community
K)Natural reforestation of burned-over forest 
A) Blending in and being hidden by the background 
B) Relative abundance of each species 
C) One organism benefits at another organism's expense 
D) Opportunistic colonizers of a newly vacated habitat 
E) Lichens on newly hardened, newly cooled lava
F)Number of species in a community
G)Symbiotic interaction that minimizes the costs and maximizes the benefits for both partners
H)One species is eliminated from an area of niche overlap
I)Tasty species resembles repugnant one
J)The process that leads from a pioneer community to a mature community
K)Natural reforestation of burned-over forest

Question 13

Respond to the following statements in reference to the five kinds of species interactions listed below.
-The interaction between two closely related species of woodpeckers that live in a temperate forest is likely to be this.

Accepted Answer

A) Competition 
B) Parasitoidism 
C) Mutualism 
D) Commensalism 
E) Parasitism 
A) Competition 
B) Parasitoidism 
C) Mutualism 
D) Commensalism 
E) Parasitism

Question 14

What is a process that begins when a pioneer species colonizes a barren habitat with no soil?

Accepted Answer

A)  Primary succession 
B)  Species introduction 
C)  Intermediate disturbance 
D)  Secondary succession 
E)  Ecological succession 
A)  Primary succession 
B)  Species introduction 
C)  Intermediate disturbance 
D)  Secondary succession 
E)  Ecological succession

Question 15

Choose the most appropriate answer for each.
-Competitive exclusion

Accepted Answer

A) Blending in and being hidden by the background 
B) Relative abundance of each species 
C) One organism benefits at another organism's expense 
D) Opportunistic colonizers of a newly vacated habitat 
E) Lichens on newly hardened, newly cooled lava
F)Number of species in a community
G)Symbiotic interaction that minimizes the costs and maximizes the benefits for both partners
H)One species is eliminated from an area of niche overlap
I)Tasty species resembles repugnant one
J)The process that leads from a pioneer community to a mature community
K)Natural reforestation of burned-over forest 
A) Blending in and being hidden by the background 
B) Relative abundance of each species 
C) One organism benefits at another organism's expense 
D) Opportunistic colonizers of a newly vacated habitat 
E) Lichens on newly hardened, newly cooled lava
F)Number of species in a community
G)Symbiotic interaction that minimizes the costs and maximizes the benefits for both partners
H)One species is eliminated from an area of niche overlap
I)Tasty species resembles repugnant one
J)The process that leads from a pioneer community to a mature community
K)Natural reforestation of burned-over forest

Question 16

Respond to the following statements in reference to the five kinds of species interactions listed below.
-In this interaction between two species,both species are harmed to some degree.

Accepted Answer

A) Competition 
B) Predation 
C) Mutualism 
D) Commensalism 
E) Parasitism 
A) Competition 
B) Predation 
C) Mutualism 
D) Commensalism 
E) Parasitism

Question 17

An interaction between two species in which both species benefit is known as ____.

Accepted Answer

A)  mutualism 
B)  parasitism 
C)  commensalism 
D)  competition 
E)  predation 
A)  mutualism 
B)  parasitism 
C)  commensalism 
D)  competition 
E)  predation

Question 18

___________ is a body shape,color pattern,or behavior that allows an individual to blend into its surrounding and avoid detection.

Accepted Answer

The answer of ___________ is a body shape,color pattern,or behavior...

Question 19

In this type of competitive interaction,the competing species reduce the amount of resources available to each other without direct interaction with each other.

Accepted Answer

Exploitati

Question 20

Which is the species that is especially intolerant of physical disturbance to their environment?

Accepted Answer

A)  Secondary succession 
B)  Intermediate disturbance hypothesis 
C)  Pioneer species 
D)  Indicator species 
E)  Keystone species 
A)  Secondary succession 
B)  Intermediate disturbance hypothesis 
C)  Pioneer species 
D)  Indicator species 
E)  Keystone species

Exam 45: Community Ecology

Choose the most appropriate answer for each. -Mimicry

Which element is LEAST likely to be an abiotic factor that can affect community structure?

Respond to the following statements in reference to the five kinds of species interactions listed below. -In this interaction,one species is harmed but usually not killed,to the benefit of the other that lives on or in it.

Figure 45.13 -The scorpionfish in the above figure is using ____ for protection.

Respond to the following statements in reference to the five kinds of species interactions listed below. -If a wasp lays its eggs inside the larva of a moth,the interaction is this.

Secondary succession is likely to occur in a(n)____.

A new community that develops in a disturbed site where the soil that supported a previous community remains is known as ________.

Gause's principle of competitive exclusion is based on the idea that ____.

A keystone species affects its community by ____.

Choose the most appropriate answer for each. -Parasitism

Choose the most appropriate answer for each. -Primary succession

Choose the most appropriate answer for each. -Pioneer species

Respond to the following statements in reference to the five kinds of species interactions listed below. -The interaction between two closely related species of woodpeckers that live in a temperate forest is likely to be this.

What is a process that begins when a pioneer species colonizes a barren habitat with no soil?

Choose the most appropriate answer for each. -Competitive exclusion

Respond to the following statements in reference to the five kinds of species interactions listed below. -In this interaction between two species,both species are harmed to some degree.

An interaction between two species in which both species benefit is known as ____.

___________ is a body shape,color pattern,or behavior that allows an individual to blend into its surrounding and avoid detection.

In this type of competitive interaction,the competing species reduce the amount of resources available to each other without direct interaction with each other.

Which is the species that is especially intolerant of physical disturbance to their environment?

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

Plant Nutrition and Transport

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

Ecosystems

The Biosphere

Human Impacts on the Biosphere

Filters