Question 1

Among fish species, an "opportunistic" life history is characterized by

Accepted Answer

A)  high juvenile survival, large numbers of offspring, and early maturity. 
B)  high juvenile survival, large numbers of offspring, and late maturity. 
C)  low juvenile survival, low number of offspring, and early maturity. 
D)  traits that maximize colonizing ability for environments that do not vary much in time or space. 
E)  traits that maximize colonizing ability for environments that are very stressful. 
A)  high juvenile survival, large numbers of offspring, and early maturity. 
B)  high juvenile survival, large numbers of offspring, and late maturity. 
C)  low juvenile survival, low number of offspring, and early maturity. 
D)  traits that maximize colonizing ability for environments that do not vary much in time or space. 
E)  traits that maximize colonizing ability for environments that are very stressful.

Question 2

Turner and Trexler found a ________ relationship between egg size and ________ in the darter populations that live in rivers and streams of central North America.

Accepted Answer

A)  positive; gene flow 
B)  positive; egg number 
C)  positive; female size 
D)  positive; clutch size 
E)  negative; gene flow 
A)  positive; gene flow 
B)  positive; egg number 
C)  positive; female size 
D)  positive; clutch size 
E)  negative; gene flow

Question 3

Plants and animals are responding to climate warming by changing the timing of their life history.

Accepted Answer

A) True 
 B)False

Question 4

Life history consists of the adaptations of an organism that influence aspects of its biology, such as (Select all that apply.)

Accepted Answer

A)  its habitat. 
B)  its fecundity. 
C)  its body size at maturity. 
D)  its mortality. 
A)  its habitat. 
B)  its fecundity. 
C)  its body size at maturity. 
D)  its mortality.

Question 5

Grime's classification of plant life histories focuses attention on

Accepted Answer

A)  stress and disturbance. 
B)  stress and nutrient availability. 
C)  disturbance and gene flow. 
D)  disturbance and plant species diversity. 
E)  r- vs. K-selection. 
A)  stress and disturbance. 
B)  stress and nutrient availability. 
C)  disturbance and gene flow. 
D)  disturbance and plant species diversity. 
E)  r- vs. K-selection.

Question 6

In Grime's classification, a plant species adapted to highly disturbed environments is called a ________ species.

Accepted Answer

The answer of In Grime's classification, a plant species adapted...

Question 7

________ show more variation in life history traits than any other group.

Accepted Answer

A)  All of the choices show equal amounts of variation in life history traits. 
B)  Mammals 
C)  Birds 
D)  Reptiles 
E)  Fish 
A)  All of the choices show equal amounts of variation in life history traits. 
B)  Mammals 
C)  Birds 
D)  Reptiles 
E)  Fish

Question 8

As a fraction of adult mass, the mass of offspring at independence tends to be largest in

Accepted Answer

A)  mammals. 
B)  altricial birds. 
C)  lizards. 
D)  both mammals and lizards. 
E)  All three groups have similar values. 
A)  mammals. 
B)  altricial birds. 
C)  lizards. 
D)  both mammals and lizards. 
E)  All three groups have similar values.

Question 9

A fish maturing late with large body size and producing many small offspring would be said to have a(n)

Accepted Answer

A)  periodic life history. 
B)  opportunistic life history. 
C)  equilibrium life history. 
D)  precocial life history. 
E)  stress-tolerant life history. 
A)  periodic life history. 
B)  opportunistic life history. 
C)  equilibrium life history. 
D)  precocial life history. 
E)  stress-tolerant life history.

Question 10

According to research by Westoby, Leishman, and Lord, plants that disperse their seeds in different ways tend to produce seeds of different sizes. Which is the correct order of seed mass from smallest to largest?

Accepted Answer

A)  Vertebrate-dispersed, ant-dispersed, scatterhoarded, wind-dispersed 
B)  Unassisted, ant-dispersed, scatterhoarded, wind-dispersed 
C)  Scatterhoarded, vertebrate-dispersed, ant-dispersed, adhesion-adapted 
D)  Unassisted, adhesion-adapted, ant-dispersed, scatterhoarded 
E)  Unassisted, adhesion-adapted, wind-dispersed, ant-dispersed 
A)  Vertebrate-dispersed, ant-dispersed, scatterhoarded, wind-dispersed 
B)  Unassisted, ant-dispersed, scatterhoarded, wind-dispersed 
C)  Scatterhoarded, vertebrate-dispersed, ant-dispersed, adhesion-adapted 
D)  Unassisted, adhesion-adapted, ant-dispersed, scatterhoarded 
E)  Unassisted, adhesion-adapted, wind-dispersed, ant-dispersed

Question 11

"Riparian" refers to plant communities occurring

Accepted Answer

A)  in the tropics. 
B)  at high altitudes. 
C)  along the edges of deserts. 
D)  in permanently flooded areas. 
E)  in transitions between riverbanks and upland areas. 
A)  in the tropics. 
B)  at high altitudes. 
C)  along the edges of deserts. 
D)  in permanently flooded areas. 
E)  in transitions between riverbanks and upland areas.

Question 12

In Grime's classification, stress-tolerant plants

Accepted Answer

A)  live under conditions of high stress and also high disturbance. 
B)  grow rapidly. 
C)  are very palatable to herbivores. 
D)  conserve nutrients and water. 
E)  All of the choices are correct. 
A)  live under conditions of high stress and also high disturbance. 
B)  grow rapidly. 
C)  are very palatable to herbivores. 
D)  conserve nutrients and water. 
E)  All of the choices are correct.

Question 13

Seeds bearing elaisomes are likely to be dispersed by

Accepted Answer

A)  ants. 
B)  wind. 
C)  water. 
D)  birds. 
E)  scatterhoarding mammals. 
A)  ants. 
B)  wind. 
C)  water. 
D)  birds. 
E)  scatterhoarding mammals.

Question 14

Westoby, Leishman, and Lord found that on average, ________ produce the largest seeds.

Accepted Answer

A)  forbs 
B)  woody plants 
C)  climbing plants and vines 
D)  graminoids 
E)  herbs 
A)  forbs 
B)  woody plants 
C)  climbing plants and vines 
D)  graminoids 
E)  herbs

Question 15

The study of the relationship between climate and the timing of ecological events is called

Accepted Answer

A)  ecology. 
B)  phenology. 
C)  oenology. 
D)  climatology. 
E)  life history theory. 
A)  ecology. 
B)  phenology. 
C)  oenology. 
D)  climatology. 
E)  life history theory.

Among fish species, an "opportunistic" life history is characterized by

Turner and Trexler found a relationship between egg size and in the darter populations that live in rivers and streams of central North America.

Plants and animals are responding to climate warming by changing the timing of their life history.

Life history consists of the adaptations of an organism that influence aspects of its biology, such as (Select all that apply.)

Grime's classification of plant life histories focuses attention on

In Grime's classification, a plant species adapted to highly disturbed environments is called a ________ species.

________ show more variation in life history traits than any other group.

As a fraction of adult mass, the mass of offspring at independence tends to be largest in

A fish maturing late with large body size and producing many small offspring would be said to have a(n)

According to research by Westoby, Leishman, and Lord, plants that disperse their seeds in different ways tend to produce seeds of different sizes. Which is the correct order of seed mass from smallest to largest?

"Riparian" refers to plant communities occurring

In Grime's classification, stress-tolerant plants

Seeds bearing elaisomes are likely to be dispersed by

Westoby, Leishman, and Lord found that on average, ________ produce the largest seeds.

The study of the relationship between climate and the timing of ecological events is called

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

Social Relations

Population Distribution and Abundance

Population Dynamics

Population Growth

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 12: Life Histories

Among fish species, an "opportunistic" life history is characterized by

Turner and Trexler found a ________ relationship between egg size and ________ in the darter populations that live in rivers and streams of central North America.

Plants and animals are responding to climate warming by changing the timing of their life history.

Life history consists of the adaptations of an organism that influence aspects of its biology, such as (Select all that apply.)

Grime's classification of plant life histories focuses attention on

In Grime's classification, a plant species adapted to highly disturbed environments is called a ________ species.

________ show more variation in life history traits than any other group.

As a fraction of adult mass, the mass of offspring at independence tends to be largest in

A fish maturing late with large body size and producing many small offspring would be said to have a(n)

According to research by Westoby, Leishman, and Lord, plants that disperse their seeds in different ways tend to produce seeds of different sizes. Which is the correct order of seed mass from smallest to largest?

"Riparian" refers to plant communities occurring

In Grime's classification, stress-tolerant plants

Seeds bearing elaisomes are likely to be dispersed by

Westoby, Leishman, and Lord found that on average, ________ produce the largest seeds.

The study of the relationship between climate and the timing of ecological events is called

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

Social Relations

Population Distribution and Abundance

Population Dynamics

Population Growth

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

Turner and Trexler found a relationship between egg size and in the darter populations that live in rivers and streams of central North America.