Question 1

Zebra mussels have been successful invasive species in the Great Lakes because they

Accepted Answer

A) can survive in dam rivers, which restrict natural river flow. 
B) have no natural enemies. 
C) destroy wetlands. 
D) arrived in the ballast water of a European ship. 
E) suck the blood out of almost any kind of fish. 
A) can survive in dam rivers, which restrict natural river flow. 
B) have no natural enemies. 
C) destroy wetlands. 
D) arrived in the ballast water of a European ship. 
E) suck the blood out of almost any kind of fish. B

Question 2

Currently, most of the world's forests are

Accepted Answer

A) secondary-growth. 
B) old-growth. 
C) tree plantations. 
D) clear cut. 
E) protected. 
A) secondary-growth. 
B) old-growth. 
C) tree plantations. 
D) clear cut. 
E) protected. A

Question 3

Identify the four steps to tropical deforestation.

Accepted Answer

Road cutting for logging and settlement, followed by logging, then ranching (and typically) overgrazing, and finally settlement and soil depletion.

Question 4

An arrangement where a developing nation receives payment from a developed nation to preserve their natural resources is called

Accepted Answer

A) bankruptcy. 
B) a conservation easement. 
C) a land sale. 
D) a debt for nature swap. 
E) a conservation concession. 
A) bankruptcy. 
B) a conservation easement. 
C) a land sale. 
D) a debt for nature swap. 
E) a conservation concession.

Question 5

Which Central American country has established a system of reserves and national parks that, by 2008, has included about a quarter of its land, and is at the forefront of biodiversity conservation?

Accepted Answer

A) Nicaragua 
B) Costa Rica 
C) Panama 
D) El Salvador 
E) Honduras 
A) Nicaragua 
B) Costa Rica 
C) Panama 
D) El Salvador 
E) Honduras

Question 6

Reversing environmental damage to the biodiversity and natural dynamics of an ecosystem caused by humans is called ____________________.

Accepted Answer

ecological

Question 7

Protecting watersheds is important to protecting freshwater biodiversity, since water and land are connected.

Accepted Answer

A) True 
 B)False

Question 8

What country contains the highest concentration of endangered animals?

Accepted Answer

A) Mexico 
B) United States of America 
C) Costa Rica 
D) Trinidad and Tobago 
E) Tanzania 
A) Mexico 
B) United States of America 
C) Costa Rica 
D) Trinidad and Tobago 
E) Tanzania

Question 9

An arrangement where a developing nation protects some forest area in exchange for debt relief or financial support from a developed nation is called

Accepted Answer

A) bankruptcy. 
B) a conservation easement. 
C) a land sale. 
D) a debt for nature swap. 
E) a conservation concession. 
A) bankruptcy. 
B) a conservation easement. 
C) a land sale. 
D) a debt for nature swap. 
E) a conservation concession.

Question 10

Which of the following statements is true about tree plantations?

Accepted Answer

A) Tree plantations decrease overall forest biodiversity. 
B) Tree plantations increase overall forest biodiversity. 
C) The majority of tree plantations in the U.S. have been replaced by old-growth forests. 
D) Tree plantations are best established on land that has not been degraded. 
E) More tree plantations in the U.S. will lead the way for more biologically diverse primary growth forests. 
A) Tree plantations decrease overall forest biodiversity. 
B) Tree plantations increase overall forest biodiversity. 
C) The majority of tree plantations in the U.S. have been replaced by old-growth forests. 
D) Tree plantations are best established on land that has not been degraded. 
E) More tree plantations in the U.S. will lead the way for more biologically diverse primary growth forests.

Question 11

Costa Rica has moved from having one of the world's highest deforestation rates to having one of the lowest, in part, due to

Accepted Answer

A) harvesting of sea turtle eggs. 
B) excluding local and indigenous people from conservation efforts. 
C) increasing subsidies for converting forests to rangeland. 
D) utilizing ecotourism as a major source of income. 
E) logging. 
A) harvesting of sea turtle eggs. 
B) excluding local and indigenous people from conservation efforts. 
C) increasing subsidies for converting forests to rangeland. 
D) utilizing ecotourism as a major source of income. 
E) logging.

Question 12

Tropical forests are important sources of biodiversity because

Accepted Answer

A) they are exclusively in warm climates. 
B) they are located in the Southern Hemisphere. 
C) their proximity to urban populations. 
D) their competition with deserts, which are also biodiversity hotspots. 
E) at least half of the known terrestrial species of terrestrial plants, animals, and insects live in tropical forests. 
A) they are exclusively in warm climates. 
B) they are located in the Southern Hemisphere. 
C) their proximity to urban populations. 
D) their competition with deserts, which are also biodiversity hotspots. 
E) at least half of the known terrestrial species of terrestrial plants, animals, and insects live in tropical forests.

Question 13

Discuss at least three difficulties associated with protecting marine fisheries.

Accepted Answer

Marine fisheries are difficult to protec

Question 14

Ecological services provided by forests typically

Accepted Answer

A) destabilize climate change. 
B) are an infinite supply of ecological income. 
C) are not essential for humans and their economies. 
D) are worth hundreds of times less than their economic value. 
E) are worth hundreds of times more than their economic value. 
A) destabilize climate change. 
B) are an infinite supply of ecological income. 
C) are not essential for humans and their economies. 
D) are worth hundreds of times less than their economic value. 
E) are worth hundreds of times more than their economic value.

Question 15

List and define four types of ecological restoration. Why is restoration important?

Accepted Answer

Restoration: returning a degraded area t

Question 16

Which of the following statements about tropical forests is false?

Accepted Answer

A) Tropical forests cover about 6% of the earth's land area. 
B) Tropical forests grow near the equator. 
C) Over half of the world's tropical forests have already been cleared or degraded. 
D) Reforestation is ensuring that all tropical forests are being used on a sustainable-yield basis. 
E) Tropical forests are a significant storehouse for carbon. 
A) Tropical forests cover about 6% of the earth's land area. 
B) Tropical forests grow near the equator. 
C) Over half of the world's tropical forests have already been cleared or degraded. 
D) Reforestation is ensuring that all tropical forests are being used on a sustainable-yield basis. 
E) Tropical forests are a significant storehouse for carbon.

Question 17

Currently, ____ of the earth's land area is protected either strictly or partially by nature reserves, parks, wildlife refuges, wilderness and other areas.

Accepted Answer

A) 5% 
B) 10% 
C) 12% 
D) 20% 
E) 30% 
A) 5% 
B) 10% 
C) 12% 
D) 20% 
E) 30%

Question 18

The removal of large tracts of forestland for human use is called deforestation.

Accepted Answer

A) True 
 B)False

Question 19

Most of Madagascar's native species exist only on Madagascar because the island

Accepted Answer

A) as among the largest on the earth. 
B) is a biodiversity hotspot. 
C) as been isolated for approximately 40 million years. 
D) is tropical. 
E) is situated far from other biodiversity hot spots.. 
A) as among the largest on the earth. 
B) is a biodiversity hotspot. 
C) as been isolated for approximately 40 million years. 
D) is tropical. 
E) is situated far from other biodiversity hot spots..

Question 20

The U.S. has set aside a larger proportion of land area for biodiversity than any other country in the world.

Accepted Answer

A) True 
 B)False

Zebra mussels have been successful invasive species in the Great Lakes because they

Currently, most of the world's forests are

Identify the four steps to tropical deforestation.

An arrangement where a developing nation receives payment from a developed nation to preserve their natural resources is called

Which Central American country has established a system of reserves and national parks that, by 2008, has included about a quarter of its land, and is at the forefront of biodiversity conservation?

Reversing environmental damage to the biodiversity and natural dynamics of an ecosystem caused by humans is called ____________________.

Protecting watersheds is important to protecting freshwater biodiversity, since water and land are connected.

What country contains the highest concentration of endangered animals?

An arrangement where a developing nation protects some forest area in exchange for debt relief or financial support from a developed nation is called

Which of the following statements is true about tree plantations?

Costa Rica has moved from having one of the world's highest deforestation rates to having one of the lowest, in part, due to

Tropical forests are important sources of biodiversity because

Discuss at least three difficulties associated with protecting marine fisheries.

Ecological services provided by forests typically

List and define four types of ecological restoration. Why is restoration important?

Which of the following statements about tropical forests is false?

Currently, ____ of the earth's land area is protected either strictly or partially by nature reserves, parks, wildlife refuges, wilderness and other areas.

The removal of large tracts of forestland for human use is called deforestation.

Most of Madagascar's native species exist only on Madagascar because the island

The U.S. has set aside a larger proportion of land area for biodiversity than any other country in the world.

Environmental Problems, Their Causes, and Sustainability

Science, Matter, Energy, and Systems

Biodiversity and Evolution

Community Ecology, Population Ecology, and the Human Population

Sustaining Biodiversity: The Species 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

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Exam 6: Sustaining Biodiversity: The Ecosystem Approach

Zebra mussels have been successful invasive species in the Great Lakes because they

Currently, most of the world's forests are

Identify the four steps to tropical deforestation.

An arrangement where a developing nation receives payment from a developed nation to preserve their natural resources is called

Which Central American country has established a system of reserves and national parks that, by 2008, has included about a quarter of its land, and is at the forefront of biodiversity conservation?

Reversing environmental damage to the biodiversity and natural dynamics of an ecosystem caused by humans is called ____________________.

Protecting watersheds is important to protecting freshwater biodiversity, since water and land are connected.

What country contains the highest concentration of endangered animals?

An arrangement where a developing nation protects some forest area in exchange for debt relief or financial support from a developed nation is called

Which of the following statements is true about tree plantations?

Costa Rica has moved from having one of the world's highest deforestation rates to having one of the lowest, in part, due to

Tropical forests are important sources of biodiversity because

Discuss at least three difficulties associated with protecting marine fisheries.

Ecological services provided by forests typically

List and define four types of ecological restoration. Why is restoration important?

Which of the following statements about tropical forests is false?

Currently, ____ of the earth's land area is protected either strictly or partially by nature reserves, parks, wildlife refuges, wilderness and other areas.

The removal of large tracts of forestland for human use is called deforestation.

Most of Madagascar's native species exist only on Madagascar because the island

The U.S. has set aside a larger proportion of land area for biodiversity than any other country in the world.

Environmental Problems, Their Causes, and Sustainability

Science, Matter, Energy, and Systems

Biodiversity and Evolution

Community Ecology, Population Ecology, and the Human Population

Sustaining Biodiversity: The Species 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