Question 1

The ________ model of population growth assumes that essential resources are unlimited and that the environment is constant.

Accepted Answer

The answer of The ________ model of population growth assumes...

Question 2

Territorial behavior includes some form of advertisement,threat,and combat.

Accepted Answer

A) True 
 B)False

Question 3

As the density of a population increases,the

Accepted Answer

A) survival rate increases. 
B) reproductive rate increases. 
C) intensity of intraspecific competition decreases. 
D) individual growth rate decreases. 
A) survival rate increases. 
B) reproductive rate increases. 
C) intensity of intraspecific competition decreases. 
D) individual growth rate decreases.

Question 4

When a given area is saturated with territories,excluded individuals who lack a territory soon die of starvation.

Accepted Answer

A) True 
 B)False

Question 5

The carrying capacity refers to the

Accepted Answer

A) minimum amount of resources needed to sustain a finite population with zero population growth. 
B) maximum sustainable population size for the prevailing environment. 
C) minimum number of individuals in a population required to assure reproductive success. 
D) maximum growth rate of a population in which resources are unlimited. 
A) minimum amount of resources needed to sustain a finite population with zero population growth. 
B) maximum sustainable population size for the prevailing environment. 
C) minimum number of individuals in a population required to assure reproductive success. 
D) maximum growth rate of a population in which resources are unlimited.

Question 6

Self-thinning

Accepted Answer

A) is found only in populations of mobile organisms. 
B) occurs at high population densities. 
C) functions to increase the survival rate of all individuals in the population. 
D) is a type of scramble competition. 
A) is found only in populations of mobile organisms. 
B) occurs at high population densities. 
C) functions to increase the survival rate of all individuals in the population. 
D) is a type of scramble competition.

Question 7

What is one mechanism through which increased density may cause infant mortality in mammals?

Accepted Answer

A) reduced social contact causes stress 
B) reduced seed bank causes a decrease of feed for infants 
C) increased stress increases infant size 
D) high stress environments may reduce lactation 
A) reduced social contact causes stress 
B) reduced seed bank causes a decrease of feed for infants 
C) increased stress increases infant size 
D) high stress environments may reduce lactation

Question 8

As population size (N)increases,the per capita

Accepted Answer

A) birthrate and death rate increase. 
B) birthrate increases and death rate decreases. 
C) birthrate decreases and death rate increases. 
D) birthrate and death rate decrease. 
A) birthrate and death rate increase. 
B) birthrate increases and death rate decreases. 
C) birthrate decreases and death rate increases. 
D) birthrate and death rate decrease.

Question 9

Density-dependent population regulation occurs only at high population densities.

Accepted Answer

A) True 
 B)False

Question 10

Among mammals,the home range is usually larger for

Accepted Answer

A) carnivorous species than for herbivorous species of the same body size. 
B) females than males of the same species. 
C) immatures than for adults of the same species. 
D) smaller species than for larger species. 
A) carnivorous species than for herbivorous species of the same body size. 
B) females than males of the same species. 
C) immatures than for adults of the same species. 
D) smaller species than for larger species.

The ________ model of population growth assumes that essential resources are unlimited and that the environment is constant.

Territorial behavior includes some form of advertisement,threat,and combat.

As the density of a population increases,the

When a given area is saturated with territories,excluded individuals who lack a territory soon die of starvation.

The carrying capacity refers to the

Self-thinning

What is one mechanism through which increased density may cause infant mortality in mammals?

As population size (N)increases,the per capita

Density-dependent population regulation occurs only at high population densities.

Among mammals,the home range is usually larger for

The Nature of Ecology

Climate

The Aquatic Environment

The Terrestrial Environment

Adaptation and Natural Selection

Plant Adaptations to the Environment

Animal Adaptations to the Environment

Properties of Populations

Population Growth

Life History

Species Interactions, population Dynamics, and Natural Selection

Interspecific Competition

Predation

Parasitism and Mutualism

Community Structure

Factors Influencing the Structure of Communities

Community Dynamics

Landscape Dynamics

Ecosystem Energetics

Decomposition and Nutrient Cycling

Biogeochemical Cycles

Terrestrial Ecosystems

Aquatic Ecosystems

Coastal and Wetland Ecosystems

Large-Scale Patterns of Biological Diversity

The Ecology of Climate Change

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Exam 11: Intraspecific Population Regulation

The ________ model of population growth assumes that essential resources are unlimited and that the environment is constant.

Territorial behavior includes some form of advertisement,threat,and combat.

As the density of a population increases,the

When a given area is saturated with territories,excluded individuals who lack a territory soon die of starvation.

The carrying capacity refers to the

Self-thinning

What is one mechanism through which increased density may cause infant mortality in mammals?

As population size (N)increases,the per capita

Density-dependent population regulation occurs only at high population densities.

Among mammals,the home range is usually larger for

The Nature of Ecology

Climate

The Aquatic Environment

The Terrestrial Environment

Adaptation and Natural Selection

Plant Adaptations to the Environment

Animal Adaptations to the Environment

Properties of Populations

Population Growth

Life History

Species Interactions, population Dynamics, and Natural Selection

Interspecific Competition

Predation

Parasitism and Mutualism

Community Structure

Factors Influencing the Structure of Communities

Community Dynamics

Landscape Dynamics

Ecosystem Energetics

Decomposition and Nutrient Cycling

Biogeochemical Cycles

Terrestrial Ecosystems

Aquatic Ecosystems

Coastal and Wetland Ecosystems

Large-Scale Patterns of Biological Diversity

The Ecology of Climate Change

Filters