Question 1

______________ is/are defined as a group of potentially breeding organisms within a species in a given space and time.

Accepted Answer

A)  Density 
B)  Populations 
C)  Distribution 
D)  Abundance 
E)  Community 
A)  Density 
B)  Populations 
C)  Distribution 
D)  Abundance 
E)  Community

Question 2

Often small scale distribution patterns gathered from mountain gradients can be used to draw conclusions about large scale distribution patterns.

Accepted Answer

A) True 
 B)False

Question 3

Often an organism with a broad habitat tolerance is called a generalist.

Accepted Answer

A) True 
 B)False

Question 4

An organism with a narrow habitat tolerance is called a ________________________.

Accepted Answer

The answer of An organism with a narrow habitat tolerance...

Question 5

A group of individuals of a single species inhabiting a specific area is called a ____________.

Accepted Answer

A)  community 
B)  biome 
C)  population 
D)  ecosystem 
E)  tribe 
A)  community 
B)  biome 
C)  population 
D)  ecosystem 
E)  tribe

Question 6

'Rarity I' can be described as:

Accepted Answer

A)  restricted range, narrow habitat tolerances, small local populations 
B)  restricted range, broad habitat tolerances, large local populations 
C)  extensive range, narrow habitat tolerances, large local populations 
D)  restricted range, broad habitat tolerances, small local populations 
E)  extensive range, broad habitat tolerances, small local populations 
A)  restricted range, narrow habitat tolerances, small local populations 
B)  restricted range, broad habitat tolerances, large local populations 
C)  extensive range, narrow habitat tolerances, large local populations 
D)  restricted range, broad habitat tolerances, small local populations 
E)  extensive range, broad habitat tolerances, small local populations

Question 7

Caughley found the distributions of the three largest kangaroo species in Australia are determined by

Accepted Answer

A)  hunting pressure. 
B)  severe competition for den sites. 
C)  severe predation. 
D)  climate. 
E)  All of the choices are correct. 
A)  hunting pressure. 
B)  severe competition for den sites. 
C)  severe predation. 
D)  climate. 
E)  All of the choices are correct.

Question 8

Which statement about organisms' "niches" is false?

Accepted Answer

A)  The niche summarizes environmental factors influencing growth, survival, and reproduction of a species. 
B)  The niche concept was developed by Joseph Grinnell and Charles Elton. 
C)  The "fundamental" niche refers to physical, but not biological, aspects of the environment. 
D)  Interactions such as competition and parasitism may restrict the size of an organism's niche. 
E)  In the laboratory, two species with identical niches are especially easy to maintain in a mixed culture. 
A)  The niche summarizes environmental factors influencing growth, survival, and reproduction of a species. 
B)  The niche concept was developed by Joseph Grinnell and Charles Elton. 
C)  The "fundamental" niche refers to physical, but not biological, aspects of the environment. 
D)  Interactions such as competition and parasitism may restrict the size of an organism's niche. 
E)  In the laboratory, two species with identical niches are especially easy to maintain in a mixed culture.

Question 9

The tiger beetle Cicindela longilabris inhabits higher latitudes and elevations than other North American tiger beetles; Schultz, Quinlan, and Hadley concluded that all of the following factors contributed to these cooler environmental preferences except:

Accepted Answer

A)  higher metabolic rates. 
B)  lower body temperatures. 
C)  increased water proofing. 
D)  both higher metabolic rates and lower body temperatures. 
E)  both higher metabolic rates and increased water proofing. 
A)  higher metabolic rates. 
B)  lower body temperatures. 
C)  increased water proofing. 
D)  both higher metabolic rates and lower body temperatures. 
E)  both higher metabolic rates and increased water proofing.

______________ is/are defined as a group of potentially breeding organisms within a species in a given space and time.

Often small scale distribution patterns gathered from mountain gradients can be used to draw conclusions about large scale distribution patterns.

Often an organism with a broad habitat tolerance is called a generalist.

An organism with a narrow habitat tolerance is called a ________________________.

A group of individuals of a single species inhabiting a specific area is called a ____________.

'Rarity I' can be described as:

Caughley found the distributions of the three largest kangaroo species in Australia are determined by

Which statement about organisms' "niches" is false?

The tiger beetle Cicindela longilabris inhabits higher latitudes and elevations than other North American tiger beetles; Schultz, Quinlan, and Hadley concluded that all of the following factors contributed to these cooler environmental preferences except:

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 Dynamics

Population Growth

Life Histories

Competition

Exploitative Interactions Predation, Herbivory, Parasitism, and Disease

Mutualism

Species Abundance and Diversity

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 9: Population Distribution and Abundance

______________ is/are defined as a group of potentially breeding organisms within a species in a given space and time.

Often small scale distribution patterns gathered from mountain gradients can be used to draw conclusions about large scale distribution patterns.

Often an organism with a broad habitat tolerance is called a generalist.

An organism with a narrow habitat tolerance is called a ________________________.

A group of individuals of a single species inhabiting a specific area is called a ____________.

'Rarity I' can be described as:

Caughley found the distributions of the three largest kangaroo species in Australia are determined by

Which statement about organisms' "niches" is false?

The tiger beetle Cicindela longilabris inhabits higher latitudes and elevations than other North American tiger beetles; Schultz, Quinlan, and Hadley concluded that all of the following factors contributed to these cooler environmental preferences except:

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 Dynamics

Population Growth

Life Histories

Competition

Exploitative Interactions Predation, Herbivory, Parasitism, and Disease

Mutualism

Species Abundance and Diversity

Species Interactions and Community Structure

Primary Production and Energy Flow

Nutrient Cycling and Retention

Succession and Stability

Landscape Ecology

Geographic Ecology

Global Ecology

Filters