Question 1

Some species of animals can switch genders.

Accepted Answer

A) True 
 B)False

Question 2

Secondary sexual characteristics are often considered a handicap because of increased

Accepted Answer

A)  predation. 
B)  competition. 
C)  parasitism. 
D)  infertility. 
E)  All of the choices are correct. 
A)  predation. 
B)  competition. 
C)  parasitism. 
D)  infertility. 
E)  All of the choices are correct.

Question 3

An instance of ______________ occurs when the plumage of male birds becomes increasingly brighter over time.

Accepted Answer

A)  contrasexual selection 
B)  intrasexual selection 
C)  intersexual selection 
D)  multisexual selection 
E)  dimorphic selection 
A)  contrasexual selection 
B)  intrasexual selection 
C)  intersexual selection 
D)  multisexual selection 
E)  dimorphic selection

Question 4

Male scorpionflies use which of the following as nuptial offerings?

Accepted Answer

A)  bower constructed from leaves and twigs 
B)  dead arthropods 
C)  decomposing berries 
D)  fecal mass 
E)  both dead arthropods and fecal mass 
A)  bower constructed from leaves and twigs 
B)  dead arthropods 
C)  decomposing berries 
D)  fecal mass 
E)  both dead arthropods and fecal mass

Question 5

In which situation will a male lion have the greatest potential for mating?

Accepted Answer

A)  single male 
B)  coalition of four unrelated males 
C)  coalition of two unrelated males 
D)  coalition of eight unrelated males 
E)  the chance of male lions mating is always the same 
A)  single male 
B)  coalition of four unrelated males 
C)  coalition of two unrelated males 
D)  coalition of eight unrelated males 
E)  the chance of male lions mating is always the same

Question 6

What is not included in the defining characteristics of eusociality?

Accepted Answer

A)  reproductive and non-reproductive castes 
B)  intrasexual selection of mates 
C)  multi-generational cohabitation 
D)  cooperative care of young 
E)  all are defining characteristics 
A)  reproductive and non-reproductive castes 
B)  intrasexual selection of mates 
C)  multi-generational cohabitation 
D)  cooperative care of young 
E)  all are defining characteristics

Question 7

____________ produce larger,more energetically costly gametes,while ____________ produce smaller,less costly gametes.

Accepted Answer

A)  Females, males 
B)  Metamales, females 
C)  Males, females 
D)  Males, metafemales 
E)  Metamales, metafemales 
A)  Females, males 
B)  Metamales, females 
C)  Males, females 
D)  Males, metafemales 
E)  Metamales, metafemales

Question 8

Diane Marshall's evidence for nonrandom mating by pollen donors came from variation among donors in

Accepted Answer

A)  percentage of seeds sired. 
B)  position of seeds sired. 
C)  weight of seeds sired. 
D)  All of the choices are correct. 
E)  both percentage of seeds sired and position of seeds sired. 
A)  percentage of seeds sired. 
B)  position of seeds sired. 
C)  weight of seeds sired. 
D)  All of the choices are correct. 
E)  both percentage of seeds sired and position of seeds sired.

Question 9

Sociality is generally not accompanied by

Accepted Answer

A)  cooperative feeding. 
B)  defense of the social group. 
C)  unlimited reproductive opportunities. 
D)  restricted reproductive opportunities. 
E)  related individuals living together. 
A)  cooperative feeding. 
B)  defense of the social group. 
C)  unlimited reproductive opportunities. 
D)  restricted reproductive opportunities. 
E)  related individuals living together.

Question 10

How is the organization of a leaf cutter ant colony and a colony of naked mole rats similar?

Accepted Answer

A)  individuals are divided among castes 
B)  one female and a few males breed 
C)  large workers specialize in defense 
D)  individuals share a high degree of relatedness 
E)  All of the choices are correct. 
A)  individuals are divided among castes 
B)  one female and a few males breed 
C)  large workers specialize in defense 
D)  individuals share a high degree of relatedness 
E)  All of the choices are correct.

Some species of animals can switch genders.

Secondary sexual characteristics are often considered a handicap because of increased

An instance of ______________ occurs when the plumage of male birds becomes increasingly brighter over time.

Male scorpionflies use which of the following as nuptial offerings?

In which situation will a male lion have the greatest potential for mating?

What is not included in the defining characteristics of eusociality?

produce larger,more energetically costly gametes,while produce smaller,less costly gametes.

Diane Marshall's evidence for nonrandom mating by pollen donors came from variation among donors in

Sociality is generally not accompanied by

How is the organization of a leaf cutter ant colony and a colony of naked mole rats similar?

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

Population Distribution and Abundance

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

Exam 8: Socail Relations

Some species of animals can switch genders.

Secondary sexual characteristics are often considered a handicap because of increased

An instance of ______________ occurs when the plumage of male birds becomes increasingly brighter over time.

Male scorpionflies use which of the following as nuptial offerings?

In which situation will a male lion have the greatest potential for mating?

What is not included in the defining characteristics of eusociality?

____________ produce larger,more energetically costly gametes,while ____________ produce smaller,less costly gametes.

Diane Marshall's evidence for nonrandom mating by pollen donors came from variation among donors in

Sociality is generally not accompanied by

How is the organization of a leaf cutter ant colony and a colony of naked mole rats similar?

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

Population Distribution and Abundance

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

produce larger,more energetically costly gametes,while produce smaller,less costly gametes.