Question 1

Disturbances can alter a community's stable environmental conditions, also called its

Accepted Answer

A)  frequency. 
B)  intensity. 
C)  heterogeneity. 
D)  equilibrium. 
E)  niche space. 
A)  frequency. 
B)  intensity. 
C)  heterogeneity. 
D)  equilibrium. 
E)  niche space.

Question 2

Niches of single-celled algae, such as diatoms, seem most often to be distinguished by their requirements for

Accepted Answer

A)  different combinations of inorganic nutrients. 
B)  different light environments. 
C)  different water-flow environments. 
D)  different water temperatures. 
E)  Most single-celled algae have indistinguishable niches. 
A)  different combinations of inorganic nutrients. 
B)  different light environments. 
C)  different water-flow environments. 
D)  different water temperatures. 
E)  Most single-celled algae have indistinguishable niches.

Question 3

In soil and water fertilization experiments, increasing fertilization tends to reduce the number of limiting resources for plant growth until a single resource limits growth of all species. This "ultimate" limiting resource tends to be

Accepted Answer

A)  carbon. 
B)  oxygen. 
C)  phosphorus. 
D)  nitrogen. 
E)  light. 
A)  carbon. 
B)  oxygen. 
C)  phosphorus. 
D)  nitrogen. 
E)  light.

Question 4

Given two habitats, Habitat 1 and Habitat 2, which habitat would have greater species diversity? Habitat 1: Species A, 10; Species B, 10; Species C, 10
Habitat 2: Species A, 10; Species B, 10; Species C, 10; Species D, 10; Species E, 10

Accepted Answer

A)  Habitat 1 
B)  Habitat 2 
C)  neither; Habitat 1 and Habitat 2 have equal diversity 
D)  neither; Habitat 1 and Habitat 2 have equal species richness 
E)  neither; Habitat 1 and Habitat 2 have equal species evenness 
A)  Habitat 1 
B)  Habitat 2 
C)  neither; Habitat 1 and Habitat 2 have equal diversity 
D)  neither; Habitat 1 and Habitat 2 have equal species richness 
E)  neither; Habitat 1 and Habitat 2 have equal species evenness

Question 5

Urban centers tend to

Accepted Answer

A)  be devoid of wildlife. 
B)  harbor rare species that can't survive elsewhere. 
C)  have higher species diversity than natural woodlands. 
D)  have more widespread, generalist species than natural woodlands. 
E)  have higher species richness than natural woodlands. 
A)  be devoid of wildlife. 
B)  harbor rare species that can't survive elsewhere. 
C)  have higher species diversity than natural woodlands. 
D)  have more widespread, generalist species than natural woodlands. 
E)  have higher species richness than natural woodlands.

Disturbances can alter a community's stable environmental conditions, also called its

Niches of single-celled algae, such as diatoms, seem most often to be distinguished by their requirements for

In soil and water fertilization experiments, increasing fertilization tends to reduce the number of limiting resources for plant growth until a single resource limits growth of all species. This "ultimate" limiting resource tends to be

Given two habitats, Habitat 1 and Habitat 2, which habitat would have greater species diversity? Habitat 1: Species A, 10; Species B, 10; Species C, 10 Habitat 2: Species A, 10; Species B, 10; Species C, 10; Species D, 10; Species E, 10

Urban centers tend to

Introduction to Ecology Historical Foundations and Developing Frontiers

Life on Land

Life in Water

Population Genetics and Natural Selection

Temperature Relations

Water Relations

Energy and Nutrient Relations

Socail Relations

Population Distribution and Abundance

Population Dynamics

Population Growth

Life Histories

Competition

Exploitative Interactions Predation, Herbivory, Parasitism, and Disease

Mutualism

Species Interactions and Community Structure

Primary Production and Energy Flow

Nutrient Cycling and Retention

Succession and Stability

Landscape Ecology

Geographic Ecology

Global Ecology

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Exam 16: Species Abundance and Diversity

Disturbances can alter a community's stable environmental conditions, also called its

Niches of single-celled algae, such as diatoms, seem most often to be distinguished by their requirements for

In soil and water fertilization experiments, increasing fertilization tends to reduce the number of limiting resources for plant growth until a single resource limits growth of all species. This "ultimate" limiting resource tends to be

Given two habitats, Habitat 1 and Habitat 2, which habitat would have greater species diversity? Habitat 1: Species A, 10; Species B, 10; Species C, 10 Habitat 2: Species A, 10; Species B, 10; Species C, 10; Species D, 10; Species E, 10

Urban centers tend to

Introduction to Ecology Historical Foundations and Developing Frontiers

Life on Land

Life in Water

Population Genetics and Natural Selection

Temperature Relations

Water Relations

Energy and Nutrient Relations

Socail Relations

Population Distribution and Abundance

Population Dynamics

Population Growth

Life Histories

Competition

Exploitative Interactions Predation, Herbivory, Parasitism, and Disease

Mutualism

Species Interactions and Community Structure

Primary Production and Energy Flow

Nutrient Cycling and Retention

Succession and Stability

Landscape Ecology

Geographic Ecology

Global Ecology

Filters