Question 1

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 2

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 3

Which of the following are characteristics favored by K selection?

Accepted Answer

A)  iteroparity 
B)  small body size 
C)  rapid development 
D)  high rmax 
E)  early reproduction 
A)  iteroparity 
B)  small body size 
C)  rapid development 
D)  high rmax 
E)  early reproduction

Question 4

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 5

Which of the following is NOT a characteristic favored by K-selection?

Accepted Answer

A)  low intrinsic rate of increase 
B)  late reproduction 
C)  many, small offspring 
D)  repeated bouts of reproduction 
E)  strong competitive ability 
A)  low intrinsic rate of increase 
B)  late reproduction 
C)  many, small offspring 
D)  repeated bouts of reproduction 
E)  strong competitive ability

Question 6

The number of eggs laid by a female is called her

Accepted Answer

A)  fertility. 
B)  gonadosomatic index. 
C)  growth form. 
D)  rotundity. 
E)  fecundity. 
A)  fertility. 
B)  gonadosomatic index. 
C)  growth form. 
D)  rotundity. 
E)  fecundity.

Question 7

The principle of allocation states

Accepted Answer

A)  if an organism uses energy for one function it reduces the amount of energy available for other functions. 
B)  organisms have a tendency to select the smallest prey available rather than exert more energy in capturing larger prey. 
C)  organisms that build larger nests produce fewer offspring. 
D)  organisms have a tendency to allocate more time and energy to a single preferred offspring while neglecting others. 
E)  plants allocate their energy such that larger seedlings come from smaller seeds. 
A)  if an organism uses energy for one function it reduces the amount of energy available for other functions. 
B)  organisms have a tendency to select the smallest prey available rather than exert more energy in capturing larger prey. 
C)  organisms that build larger nests produce fewer offspring. 
D)  organisms have a tendency to allocate more time and energy to a single preferred offspring while neglecting others. 
E)  plants allocate their energy such that larger seedlings come from smaller seeds.

Question 8

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 9

Because natural selection has shaped fish life histories,

Accepted Answer

A)  fish species with high adult mortality tend to mature at a younger age. 
B)  fish species with high adult mortality tend to mature at an older age. 
C)  fish species with high adult mortality tend to invest relatively large amounts of energy in reproduction. 
D)  Both fish species with high adult mortality tend to mature at a younger age and fish species with high adult mortality tend to invest relatively large amounts of energy in reproduction are true. 
E)  Both fish species with high adult mortality tend to mature at an older age and fish species with high adult mortality tend to invest relatively large amounts of energy in reproduction are true. 
A)  fish species with high adult mortality tend to mature at a younger age. 
B)  fish species with high adult mortality tend to mature at an older age. 
C)  fish species with high adult mortality tend to invest relatively large amounts of energy in reproduction. 
D)  Both fish species with high adult mortality tend to mature at a younger age and fish species with high adult mortality tend to invest relatively large amounts of energy in reproduction are true. 
E)  Both fish species with high adult mortality tend to mature at an older age and fish species with high adult mortality tend to invest relatively large amounts of energy in reproduction are true.

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

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

Which of the following are characteristics favored by K selection?

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

Which of the following is NOT a characteristic favored by K-selection?

The number of eggs laid by a female is called her

The principle of allocation states

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

Because natural selection has shaped fish life histories,

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

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 12: Life Histories

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

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

Which of the following are characteristics favored by K selection?

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

Which of the following is NOT a characteristic favored by K-selection?

The number of eggs laid by a female is called her

The principle of allocation states

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

Because natural selection has shaped fish life histories,

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

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