Question 1

-On the population size as a function of time figure,choose the letter that represents a population's capacity for growth.

Accepted Answer

The answer of  
-On the population size as a...

Question 2

____________________ is competition between two members of the same species.

Accepted Answer

Intraspeci

Question 3

Which of the following would exhibit primary succession?

Accepted Answer

A)  rock exposed by a retreating glacier 
B)  an abandoned farm 
C)  a forest that had been clear-cut 
D)  a newly created lake 
E)  forest that has been burned 
A)  rock exposed by a retreating glacier 
B)  an abandoned farm 
C)  a forest that had been clear-cut 
D)  a newly created lake 
E)  forest that has been burned

Question 4

Whales are examples of ____________________ because they reproduce slowly and produce few,well nurtured offspring to ensure survival of the species.

Accepted Answer

The answer of Whales are examples of ____________________ because they...

Question 5

When a population reaches carrying capacity,the population's biotic potential gradually declines to a consistent value slightly greater than the original.

Accepted Answer

A) True 
 B)False

Question 6

Which of the following statements is false?

Accepted Answer

A)  When environmental conditions are changing rapidly, a generalist is usually better off than a specialist. 
B)  The fundamental niche of a species is the full range of physical, chemical, and biological factors it could use if there were no competition. 
C)  The competitive exclusion principle states that no two species with the same fundamental niche can indefinitely occupy the same habitat. 
D)  Interspecific competition is competition between two members of the same species. 
E)  A species' habitat is akin to its residence and niche is its role in the ecosystem. 
A)  When environmental conditions are changing rapidly, a generalist is usually better off than a specialist. 
B)  The fundamental niche of a species is the full range of physical, chemical, and biological factors it could use if there were no competition. 
C)  The competitive exclusion principle states that no two species with the same fundamental niche can indefinitely occupy the same habitat. 
D)  Interspecific competition is competition between two members of the same species. 
E)  A species' habitat is akin to its residence and niche is its role in the ecosystem.

Question 7

Name at least 6 contributing factors to the decline of global amphibian species,and for each,explain the cause.

Accepted Answer

The decline of global amphibian species

Question 8

Species that normally live and thrive in a particular ecosystem are known as

Accepted Answer

A)  nonnative species. 
B)  native species. 
C)  keystone species. 
D)  specialist species. 
E)  indicator species. 
A)  nonnative species. 
B)  native species. 
C)  keystone species. 
D)  specialist species. 
E)  indicator species.

Question 9

Which term means the opposite of the others?

Accepted Answer

A)  exotic species 
B)  native species 
C)  alien species 
D)  nonnative species 
E)  introduced species 
A)  exotic species 
B)  native species 
C)  alien species 
D)  nonnative species 
E)  introduced species

Question 10

-On the natural restoration of disturbed land figure,choose the letter that represents the stage in which the land can support trees,shrubs,weeds,and grasses.

Accepted Answer

The answer of  
-On the natural restoration of disturbed...

Question 11

The current world population is approximately

Accepted Answer

A)  1.5 billion 
B)  4.2 billion 
C)  6.9 billion 
D)  10.1 billion 
E)  15.8 billion 
A)  1.5 billion 
B)  4.2 billion 
C)  6.9 billion 
D)  10.1 billion 
E)  15.8 billion

Question 12

Predator-prey relationships are beneficial at the ____ level,but harmful at the ____ level.

Accepted Answer

A)  individual; population 
B)  population; individual 
C)  individual; species 
D)  individual; landscape 
E)  landscape; species 
A)  individual; population 
B)  population; individual 
C)  individual; species 
D)  individual; landscape 
E)  landscape; species

Question 13

The pioneer community of ecological succession is usually composed of only alien species.

Accepted Answer

A) True 
 B)False

Question 14

-Which age-structure diagram represents a declining population?

Accepted Answer

The answer of  
-Which age-structure diagram represents a declining...

Question 15

The country with the largest number of people is

Accepted Answer

A)  USA 
B)  China 
C)  India 
D)  Russia 
E)  Indonesia 
A)  USA 
B)  China 
C)  India 
D)  Russia 
E)  Indonesia

Question 16

Carrying capacity is determined by

Accepted Answer

A)  ecological succession. 
B)  biotic potential and environmental resistance. 
C)  unlimited resources. 
D)  the ratio of male to female offspring. 
E)  growth curves. 
A)  ecological succession. 
B)  biotic potential and environmental resistance. 
C)  unlimited resources. 
D)  the ratio of male to female offspring. 
E)  growth curves.

Question 17

An environmentally relevant benefit to protecting the world's disappearing sharks is to

Accepted Answer

A)  support shark hunting. 
B)  provide pet food ingredients. 
C)  protect ocean biodiversity. 
D)  support movies that need sharks for props. 
E)  supply Asian countries with vital food resources. 
A)  support shark hunting. 
B)  provide pet food ingredients. 
C)  protect ocean biodiversity. 
D)  support movies that need sharks for props. 
E)  supply Asian countries with vital food resources.

Question 18

Which of the following statements about ecological succession should be considered false?

Accepted Answer

A)  It is initiated by pioneer species. 
B)  It often involves organisms changing the environment so that they can no longer thrive and must be replaced by others. 
C)  It generally results in more complex, more self-sustaining stages than the preceding ones. 
D)  It is an orderly progression from pioneer species to climax species indicative of the region being studied. 
E)  Rock exposed by a retreating glacier would exhibit primary succession. 
A)  It is initiated by pioneer species. 
B)  It often involves organisms changing the environment so that they can no longer thrive and must be replaced by others. 
C)  It generally results in more complex, more self-sustaining stages than the preceding ones. 
D)  It is an orderly progression from pioneer species to climax species indicative of the region being studied. 
E)  Rock exposed by a retreating glacier would exhibit primary succession.

Question 19

Due to various factors,the population of the United States is still growing rapidly.

Accepted Answer

A) True 
 B)False

Question 20

If total fertility rates are decreasing,why is the world's human population still increasing?

Accepted Answer

In spite of decreases,the total fertilit

-On the population size as a function of time figure,choose the letter that represents a population's capacity for growth.

____________________ is competition between two members of the same species.

Which of the following would exhibit primary succession?

Whales are examples of ____________________ because they reproduce slowly and produce few,well nurtured offspring to ensure survival of the species.

When a population reaches carrying capacity,the population's biotic potential gradually declines to a consistent value slightly greater than the original.

Which of the following statements is false?

Name at least 6 contributing factors to the decline of global amphibian species,and for each,explain the cause.

Species that normally live and thrive in a particular ecosystem are known as

Which term means the opposite of the others?

-On the natural restoration of disturbed land figure,choose the letter that represents the stage in which the land can support trees,shrubs,weeds,and grasses.

The current world population is approximately

Predator-prey relationships are beneficial at the level,but harmful at the level.

The pioneer community of ecological succession is usually composed of only alien species.

-Which age-structure diagram represents a declining population?

The country with the largest number of people is

Carrying capacity is determined by

An environmentally relevant benefit to protecting the world's disappearing sharks is to

Which of the following statements about ecological succession should be considered false?

Due to various factors,the population of the United States is still growing rapidly.

If total fertility rates are decreasing,why is the world's human population still increasing?

Environmental Problems, Their Causes, and Sustainability

Science, Matter, Energy, and Systems

Biodiversity and Evolution

Sustaining Biodiversity: The Species Approach

Sustaining Biodiversity: The Ecosystem Approach

Food,Soil,and Pest Management

Water Resources and Water Pollution

Nonrenewable Energy Resources

Energy Efficiency and Renewable Energy

Environmental Hazards and Human Health

Air Pollution, Climate Change, and Ozone Depletion

Urbanization and Solid and Hazardous Waste

Economics, Politics, Worldviews, and Sustainability

Filters

Exam 4: Community Ecology, Population Ecology, and the Human Population

-On the population size as a function of time figure,choose the letter that represents a population's capacity for growth.

____________________ is competition between two members of the same species.

Which of the following would exhibit primary succession?

Whales are examples of ____________________ because they reproduce slowly and produce few,well nurtured offspring to ensure survival of the species.

When a population reaches carrying capacity,the population's biotic potential gradually declines to a consistent value slightly greater than the original.

Which of the following statements is false?

Name at least 6 contributing factors to the decline of global amphibian species,and for each,explain the cause.

Species that normally live and thrive in a particular ecosystem are known as

Which term means the opposite of the others?

-On the natural restoration of disturbed land figure,choose the letter that represents the stage in which the land can support trees,shrubs,weeds,and grasses.

The current world population is approximately

Predator-prey relationships are beneficial at the ____ level,but harmful at the ____ level.

The pioneer community of ecological succession is usually composed of only alien species.

-Which age-structure diagram represents a declining population?

The country with the largest number of people is

Carrying capacity is determined by

An environmentally relevant benefit to protecting the world's disappearing sharks is to

Which of the following statements about ecological succession should be considered false?

Due to various factors,the population of the United States is still growing rapidly.

If total fertility rates are decreasing,why is the world's human population still increasing?

Environmental Problems, Their Causes, and Sustainability

Science, Matter, Energy, and Systems

Biodiversity and Evolution

Sustaining Biodiversity: The Species Approach

Sustaining Biodiversity: The Ecosystem Approach

Food,Soil,and Pest Management

Water Resources and Water Pollution

Nonrenewable Energy Resources

Energy Efficiency and Renewable Energy

Environmental Hazards and Human Health

Air Pollution, Climate Change, and Ozone Depletion

Urbanization and Solid and Hazardous Waste

Economics, Politics, Worldviews, and Sustainability

Filters

Predator-prey relationships are beneficial at the level,but harmful at the level.