Question 1

The intermediate disturbance hypothesis predicts all of the following situations,EXCEPT ____.

Accepted Answer

A)  great species richness when physical and biological disturbances are moderate in intensity 
B)  increased species richness when disturbance is infrequent 
C)  reduced diversity when disturbance is infrequent 
D)  exclusion of other species by the most competitive species when disturbance is infrequent 
E)  a fewer number of species with selective advantage when disturbance is frequent 
A)  great species richness when physical and biological disturbances are moderate in intensity 
B)  increased species richness when disturbance is infrequent 
C)  reduced diversity when disturbance is infrequent 
D)  exclusion of other species by the most competitive species when disturbance is infrequent 
E)  a fewer number of species with selective advantage when disturbance is frequent

Question 2

Respond to the following statements in reference to the five kinds of species interactions listed below.
-The interaction between a human and the intestinal bacterium E.coli is usually this.

Accepted Answer

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

Question 3

Respond to the following statements in reference to the five kinds of species interactions listed below.
-The relationship between a dog and a wood tick 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 4

Which bird is a brood parasite and lays its eggs in the nests of other birds?

Accepted Answer

A)  Catbird 
B)  Cowbird 
C)  Magpie 
D)  Kirtland warbler 
E)  Blue jay 
A)  Catbird 
B)  Cowbird 
C)  Magpie 
D)  Kirtland warbler 
E)  Blue jay

Question 5

Species richness is greatest at which latitude?

Accepted Answer

A)  60 degrees north 
B)  60 degrees south 
C)  0 degrees 
D)  40 degrees north 
E)  20 degrees south 
A)  60 degrees north 
B)  60 degrees south 
C)  0 degrees 
D)  40 degrees north 
E)  20 degrees south

Question 6

Brood parasites ensure their reproductive success by the following mechanisms EXCEPT ____.

Accepted Answer

A)  producing eggs closely resembling that of the host 
B)  producing a large number of eggs 
C)  producing young that give off smells and sounds similar to those of the host 
D)  making their host vulnerable to predation 
E)  utilizing the host parental care mechanisms 
A)  producing eggs closely resembling that of the host 
B)  producing a large number of eggs 
C)  producing young that give off smells and sounds similar to those of the host 
D)  making their host vulnerable to predation 
E)  utilizing the host parental care mechanisms

Question 7

A species found in the region where it evolved and nowhere else is known as a(n)__________.

Accepted Answer

The answer of A species found in the region where...

Question 8

Choose the most appropriate answer for each.
-Mutualism

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 9

Respond to the following statements in reference to the five kinds of species interactions listed below.
-In this interaction,both species benefit.

Accepted Answer

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

Question 10

According to the intermediate disturbance hypothesis,____.

Accepted Answer

A)  species richness becomes greatest in between disturbances of moderate intensity or frequency 
B)  a disturbance is necessary during succession in order to stabilize the community 
C)  community succession is highly predictable 
D)  competition and other species interactions are the most important factors in shaping community structure 
E)  a community reverts to a climax state after a disturbance 
A)  species richness becomes greatest in between disturbances of moderate intensity or frequency 
B)  a disturbance is necessary during succession in order to stabilize the community 
C)  community succession is highly predictable 
D)  competition and other species interactions are the most important factors in shaping community structure 
E)  a community reverts to a climax state after a disturbance

Question 11

Competitive exclusion is the result of ____ by two species for the same limiting resource.

Accepted Answer

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

Question 12

Choose the most appropriate answer for each.
-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 13

A species that evolved in one community and later became established in a different one is known as a(n)_________.

Accepted Answer

A)  endemic species 
B)  exotic species 
C)  indicator species 
D)  keystone species 
E)  pioneer species 
A)  endemic species 
B)  exotic species 
C)  indicator species 
D)  keystone species 
E)  pioneer species

Question 14

The island of Surtsey,which formed from volcanic eruptions,was first colonized by _____.

Accepted Answer

A)  bacteria and fungi 
B)  lichen 
C)  mosses 
D)  vascular plants 
E)  seagulls 
A)  bacteria and fungi 
B)  lichen 
C)  mosses 
D)  vascular plants 
E)  seagulls

Question 15

Species richness refers specifically to the ____.

Accepted Answer

A)  numbers of individuals of each species present. 
B)  ability of larger animals to enrich themselves by successfully preying on smaller ones. 
C)  number of different species in the habitat. 
D)  feeding levels at which the animals are located. 
E)  relative abundance of the species 
A)  numbers of individuals of each species present. 
B)  ability of larger animals to enrich themselves by successfully preying on smaller ones. 
C)  number of different species in the habitat. 
D)  feeding levels at which the animals are located. 
E)  relative abundance of the species

Question 16

Four of the following explain the area effect on island diversity.Which one is the exception?

Accepted Answer

A)  Larger islands have more habitats. 
B)  Smaller islands have more varied and higher elevations. 
C)  Larger islands intercept more colonizers. 
D)  Smaller islands have less complex topography. 
E)  Smaller islands have a greater probability of a species becoming extinct. 
A)  Larger islands have more habitats. 
B)  Smaller islands have more varied and higher elevations. 
C)  Larger islands intercept more colonizers. 
D)  Smaller islands have less complex topography. 
E)  Smaller islands have a greater probability of a species becoming extinct.

Question 17

Which statement about kudzu is FALSE?

Accepted Answer

A)  It was imported from Asia for erosion control and forage. 
B)  It was originally introduced into the Pacific Northwest. 
C)  It is an exotic species. 
D)  It grows over most anything stationary in its path. 
E)  It is a vine. 
A)  It was imported from Asia for erosion control and forage. 
B)  It was originally introduced into the Pacific Northwest. 
C)  It is an exotic species. 
D)  It grows over most anything stationary in its path. 
E)  It is a vine.

Question 18

Physical deterrents on plants discourage the interspecific interaction called ________.

Accepted Answer

The answer of Physical deterrents on plants discourage the interspecific...

Question 19

Respond to the following statements in reference to the five kinds of species interactions listed below.
-In this interaction,one individual or species is usually killed while the other benefits by eating it.

Accepted Answer

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

Question 20

Choose the most appropriate answer for each.
-Species richness

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

Exam 45: Community Ecology

The intermediate disturbance hypothesis predicts all of the following situations,EXCEPT ____.

Respond to the following statements in reference to the five kinds of species interactions listed below. -The interaction between a human and the intestinal bacterium E.coli is usually this.

Respond to the following statements in reference to the five kinds of species interactions listed below. -The relationship between a dog and a wood tick is this.

Which bird is a brood parasite and lays its eggs in the nests of other birds?

Species richness is greatest at which latitude?

Brood parasites ensure their reproductive success by the following mechanisms EXCEPT ____.

A species found in the region where it evolved and nowhere else is known as a(n)__________.

Choose the most appropriate answer for each. -Mutualism

Respond to the following statements in reference to the five kinds of species interactions listed below. -In this interaction,both species benefit.

According to the intermediate disturbance hypothesis,____.

Competitive exclusion is the result of ____ by two species for the same limiting resource.

Choose the most appropriate answer for each. -Succession

A species that evolved in one community and later became established in a different one is known as a(n)_________.

The island of Surtsey,which formed from volcanic eruptions,was first colonized by _____.

Species richness refers specifically to the ____.

Four of the following explain the area effect on island diversity.Which one is the exception?

Which statement about kudzu is FALSE?

Physical deterrents on plants discourage the interspecific interaction called ________.

Respond to the following statements in reference to the five kinds of species interactions listed below. -In this interaction,one individual or species is usually killed while the other benefits by eating it.

Choose the most appropriate answer for each. -Species richness

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