Question 1

The relationship between clownfish and anemones is

Accepted Answer

A) competition. 
B) mutualism. 
C) parasitism. 
D) predation. 
E) commensalism. 
A) competition. 
B) mutualism. 
C) parasitism. 
D) predation. 
E) commensalism.

Question 2

A country with a large proportion of its population in a preproductive age group (age 0-14) is most likely to experience a future population growth that

Accepted Answer

A) declines rapidly. 
B) declines slowly. 
C) remains stable (unchanging). 
D) increases slowly. 
E) increases rapidly. 
A) declines rapidly. 
B) declines slowly. 
C) remains stable (unchanging). 
D) increases slowly. 
E) increases rapidly.

Question 3

Resource partitioning among different species

Accepted Answer

A) develops mutualism. 
B) creates a predator-prey relationship. 
C) allows sharing of similar, scarce resources. 
D) undermines commensalism. 
E) fights parasitism. 
A) develops mutualism. 
B) creates a predator-prey relationship. 
C) allows sharing of similar, scarce resources. 
D) undermines commensalism. 
E) fights parasitism.

Question 4

Which of the following is a keystone species?

Accepted Answer

A) honeybee 
B) robin 
C) daisy 
D) opossum 
E) trout 
A) honeybee 
B) robin 
C) daisy 
D) opossum 
E) trout

Question 5

In a rapidly changing environment, the generalist species is better able to survive than the specialist species.

Accepted Answer

A) True 
 B)False

Question 6

Primary ecological succession occurs when native species take over abandoned farm fields.

Accepted Answer

A) True 
 B)False

Question 7

A population's growth rate will increase as the population reaches its carrying capacity.

Accepted Answer

A) True 
 B)False

Question 8

Which country has the second largest number of people?

Accepted Answer

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

Question 9

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 10

The relationship between honeybees and flowers is

Accepted Answer

A) competition. 
B) commensalism. 
C) parasitism. 
D) mutualism. 
E) predation. 
A) competition. 
B) commensalism. 
C) parasitism. 
D) mutualism. 
E) predation.

Question 11

A species' ecological niche is its

Accepted Answer

A) habitat. 
B) food supply. 
C) role in the ecosystem. 
D) length of survival. 
E) need for specialized food sources. 
A) habitat. 
B) food supply. 
C) role in the ecosystem. 
D) length of survival. 
E) need for specialized food sources.

Question 12

Population size is increased by

Accepted Answer

A) births. 
B) deaths. 
C) indicator species. 
D) colonization. 
E) emigration. 
A) births. 
B) deaths. 
C) indicator species. 
D) colonization. 
E) emigration.

Question 13

Populations can decline by increasing death rates. If this decline is gradual, the harmful effects can be mitigated. List three major problems associated with rapid population decline. Can you think of any positive outcomes of rapid population decline?

Accepted Answer

Answers will vary.Major problems may inc

Question 14

India's population increased from 400 million in 1952 to 1.26 billion in 2012 mostly as a result of ____________________ rates.

Accepted Answer

declining

Question 15

An organism with a "few offspring" strategy generally

Accepted Answer

A) has a high genetic diversity. 
B) is more responsive to environmental changes than other species. 
C) exhibits a fast rate of evolution. 
D) is less adaptable to change than other species. 
E) is small and long lived. 
A) has a high genetic diversity. 
B) is more responsive to environmental changes than other species. 
C) exhibits a fast rate of evolution. 
D) is less adaptable to change than other species. 
E) is small and long lived.

Question 16

The population of the United States is growing because the replacement fertility rate exceeds the total fertility rate.

Accepted Answer

A) True 
 B)False

Question 17

The current world population is approximately

Accepted Answer

A) 1.5 billion. 
B) 4.2 billion. 
C) 7.1 billion. 
D) 10.1 billion. 
E) 15.8 billion. 
A) 1.5 billion. 
B) 4.2 billion. 
C) 7.1 billion. 
D) 10.1 billion. 
E) 15.8 billion.

Question 18

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

Accepted Answer

In spite of decreases, the tot

Question 19

Humans can extend the earth's carrying capacity for the species. Can the earth adequately support an exponentially growing human population?

Accepted Answer

Answers should discuss the fact that the

Question 20

Although total fertility rates have decreased, the world's population has still not stabilized.

Accepted Answer

A) True 
 B)False

The relationship between clownfish and anemones is

A country with a large proportion of its population in a preproductive age group (age 0-14) is most likely to experience a future population growth that

Resource partitioning among different species

Which of the following is a keystone species?

In a rapidly changing environment, the generalist species is better able to survive than the specialist species.

Primary ecological succession occurs when native species take over abandoned farm fields.

A population's growth rate will increase as the population reaches its carrying capacity.

Which country has the second largest number of people?

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

The relationship between honeybees and flowers is

A species' ecological niche is its

Population size is increased by

Populations can decline by increasing death rates. If this decline is gradual, the harmful effects can be mitigated. List three major problems associated with rapid population decline. Can you think of any positive outcomes of rapid population decline?

India's population increased from 400 million in 1952 to 1.26 billion in 2012 mostly as a result of ____________________ rates.

An organism with a "few offspring" strategy generally

The population of the United States is growing because the replacement fertility rate exceeds the total fertility rate.

The current world population is approximately

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

Humans can extend the earth's carrying capacity for the species. Can the earth adequately support an exponentially growing human population?

Although total fertility rates have decreased, the world's population has still not stabilized.

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

The relationship between clownfish and anemones is

A country with a large proportion of its population in a preproductive age group (age 0-14) is most likely to experience a future population growth that

Resource partitioning among different species

Which of the following is a keystone species?

In a rapidly changing environment, the generalist species is better able to survive than the specialist species.

Primary ecological succession occurs when native species take over abandoned farm fields.

A population's growth rate will increase as the population reaches its carrying capacity.

Which country has the second largest number of people?

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

The relationship between honeybees and flowers is

A species' ecological niche is its

Population size is increased by

Populations can decline by increasing death rates. If this decline is gradual, the harmful effects can be mitigated. List three major problems associated with rapid population decline. Can you think of any positive outcomes of rapid population decline?

India's population increased from 400 million in 1952 to 1.26 billion in 2012 mostly as a result of ____________________ rates.

An organism with a "few offspring" strategy generally

The population of the United States is growing because the replacement fertility rate exceeds the total fertility rate.

The current world population is approximately

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

Humans can extend the earth's carrying capacity for the species. Can the earth adequately support an exponentially growing human population?

Although total fertility rates have decreased, the world's population has still not stabilized.

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