Question 1

Which habitat would be expected to have the greatest species richness?

Accepted Answer

A)  An island 
B)  a polar habitat 
C)  an ecotone 
D)  An agricultural habitat 
E)  A mountain top 
A)  An island 
B)  a polar habitat 
C)  an ecotone 
D)  An agricultural habitat 
E)  A mountain top

Question 2

The difficulty encountered by many species in reaching and colonizing an isolated geographic location is known as which of the following?

Accepted Answer

A)  Distance effect 
B)  Edge effect 
C)  Diversity index 
D)  Complexity index 
E)  Opportunity index 
A)  Distance effect 
B)  Edge effect 
C)  Diversity index 
D)  Complexity index 
E)  Opportunity index

Question 3

Many poisonous snakes share warning colors of red, yellow, and black. This is an example of:

Accepted Answer

A)  Batesian mimicry. 
B)  mutualism. 
C)  camouflage. 
D)  Müllerian mimicry. 
E)  character displacement. 
A)  Batesian mimicry. 
B)  mutualism. 
C)  camouflage. 
D)  Müllerian mimicry. 
E)  character displacement.

Question 4

Which habitat would most likely have the greatest species richness?

Accepted Answer

A)  Prairie 
B)  Savanna 
C)  Tundra 
D)  Temperate desert 
E)  Tropical rain forest 
A)  Prairie 
B)  Savanna 
C)  Tundra 
D)  Temperate desert 
E)  Tropical rain forest

Question 5

Match between columns
                        Premises: Communities that are not interdependent

Accepted Answer

The Answer of Organismic model and Individualistic model is...

Question 6

Adaptations that exert a strong competitive force on a predator are the result of coevolution.

Accepted Answer

A) True 
 B)False

Question 7

Match between columns
                        Premises: May change the local environment

Accepted Answer

The Answer of Dominant species and Top-down processes and Bottom-up is...

Question 8

The realized niche for the green anole was determined by:

Accepted Answer

A)  a limiting resource. 
B)  competition. 
C)  symbiosis. 
D)  coevolution. 
E)  disease. 
A)  a limiting resource. 
B)  competition. 
C)  symbiosis. 
D)  coevolution. 
E)  disease.

Question 9

Match between columns
                        Premises: Environmental gradients that are more important on species survivability

Accepted Answer

The Answer of Individualistic model and Organismic model is...

Question 10

Describe the ongoing research concerning the relationship between species richness and community stability. What research supports or fails to support this relationship?

Accepted Answer

Concepts to Consider: The traditional vi

Question 11

Which are the three main roles played by organisms in community life?

Accepted Answer

A)  Producer, detritivore, decomposer 
B)  Consumer, detritivore. decomposer 
C)  Producer, consumer, decomposer 
D)  Facilitator, decomposer, consumer 
E)  Realized niche, fundamental niche, habitat 
A)  Producer, detritivore, decomposer 
B)  Consumer, detritivore. decomposer 
C)  Producer, consumer, decomposer 
D)  Facilitator, decomposer, consumer 
E)  Realized niche, fundamental niche, habitat

Question 12

Suppose a bacterium needs glucose to reproduce. Glucose is defined as the bacterium's:

Accepted Answer

A)  niche. 
B)  resource. 
C)  facilitator. 
D)  community. 
E)  habitat. 
A)  niche. 
B)  resource. 
C)  facilitator. 
D)  community. 
E)  habitat.

Question 13

In a parasitic relationship where the host contracts a disease and sometimes dies, the parasite is called a(n):

Accepted Answer

A)  predator. 
B)  keystone species. 
C)  mutualistic symbiont. 
D)  interspecific competitor. 
E)  pathogen. 
A)  predator. 
B)  keystone species. 
C)  mutualistic symbiont. 
D)  interspecific competitor. 
E)  pathogen.

Question 14

Match between columns
                        Premises: Present in relatively small numbers in a community

Accepted Answer

The Answer of Top-down processes and Bottom-up processes and Dominant is...

Question 15

Match between columns
                        Premises: Most common species in a community

Accepted Answer

The Answer of Dominant species and Top-down processes and Bottom-up is...

Question 16

Which scenario best describes facilitation?

Accepted Answer

A)  A species interaction that modifies and enhances the local environment for other species 
B)  A species interaction that modifies and detracts from the local environment, inhibiting other species 
C)  An interaction between members of a population that enhances the local environment for other members of the same population 
D)  An interaction between members of a population that detracts from the local environment, inhibiting other members of the same population 
E)  A species interaction that enhances the local environment for a previously extant species 
A)  A species interaction that modifies and enhances the local environment for other species 
B)  A species interaction that modifies and detracts from the local environment, inhibiting other species 
C)  An interaction between members of a population that enhances the local environment for other members of the same population 
D)  An interaction between members of a population that detracts from the local environment, inhibiting other members of the same population 
E)  A species interaction that enhances the local environment for a previously extant species

Question 17

Which of the following could be an example of a limiting resource?

Accepted Answer

A)  Genetic mutations 
B)  Plenty of nesting sites 
C)  Amount of precipitation 
D)  Abundant food 
E)  Growth rate 
A)  Genetic mutations 
B)  Plenty of nesting sites 
C)  Amount of precipitation 
D)  Abundant food 
E)  Growth rate

Question 18

In which of the following habitat types would species diversity be expected to be relatively low?

Accepted Answer

A)  High environmental stress 
B)  Low environmental stress 
C)  Continental ecosystems 
D)  Ecotones 
E)  Mature successional communities 
A)  High environmental stress 
B)  Low environmental stress 
C)  Continental ecosystems 
D)  Ecotones 
E)  Mature successional communities

Question 19

Animals with chemical defenses are also typically:

Accepted Answer

A)  fast runners. 
B)  aposematic. 
C)  small in size. 
D)  large in size. 
E)  camouflaged. 
A)  fast runners. 
B)  aposematic. 
C)  small in size. 
D)  large in size. 
E)  camouflaged.

Question 20

Match between columns
                        Premises: Stresses the interaction of members of a community.

Accepted Answer

The Answer of Organismic model and Individualistic model is...

Exam 54: Community Ecology

Which habitat would be expected to have the greatest species richness?

The difficulty encountered by many species in reaching and colonizing an isolated geographic location is known as which of the following?

Many poisonous snakes share warning colors of red, yellow, and black. This is an example of:

Which habitat would most likely have the greatest species richness?

Adaptations that exert a strong competitive force on a predator are the result of coevolution.

The realized niche for the green anole was determined by:

Describe the ongoing research concerning the relationship between species richness and community stability. What research supports or fails to support this relationship?

Which are the three main roles played by organisms in community life?

Suppose a bacterium needs glucose to reproduce. Glucose is defined as the bacterium's:

In a parasitic relationship where the host contracts a disease and sometimes dies, the parasite is called a(n):

Which scenario best describes facilitation?

Which of the following could be an example of a limiting resource?

In which of the following habitat types would species diversity be expected to be relatively low?

Animals with chemical defenses are also typically:

A View of Life

Atoms and Molecules: the Chemical Basis of Life

The Chemistry of Life: Organic Compounds

Organization of the Cell

Biological Membranes

Cell Communication

Energy and Metabolism

How Cells Make Atp: Energy-Releasing Pathways

Photosynthesis: Capturing Light Energy

Chromosomes, Mitosis, and Meiosis

The Basic Principles of Heredity

DNA: The Carrier of Genetic Information

Gene Expression

Gene Regulation

DNA Technology and Genomics

Human Genetics and the Human Genome

Developmental Genetics

Introduction to Darwinian Evolution

Evolutionary Change in Populations

Speciation and Macroevolution

The Origin and Evolutionary History of Life

The Evolution of Primates

Understanding Diversity: Systematics

Viruses and Subviral Agents

Bacteria and Archaea

Protists

Seedless Plants

Seed Plants

The Fungi

An Introduction to Animal Diversity

Sponges, Cnidarians, Ctenophores, and Protostomes

The Deuterostomes

Plant Structure, Growth, and Development

Leaf Structure and Function

Stem Structure and Transport

Roots and Mineral Nutrition

Reproduction in Flowering Plants

Plant Developmental Responses to External and Internal Signals

Animal Structure and Function: an Introduction

Protection, Support, and Movement

Neural Signaling

Neural Regulation

Sensory Systems

Internal Transport

The Immune System: Internal Defense

Gas Exchange

Processing Food and Nutrition

Osmoregulation and Disposal of Metabolic Wastes

Endocrine Regulation

Reproduction

Animal Development

Animal Behavior

Introduction to Ecology: Population Ecology

Ecosystems and the Biosphere

Ecology and the Geography of Life

Biological Diversity and Conservation Biology

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