Question 1

The major factor in the population explosion of the zebra mussel in the Great Lakes region is ____.​

Accepted Answer

A)  ​the zebra mussel's specialist ecological niche 
B)  ​because it has a hard shell that protects it from predation 
C)  ​its ability to latch onto to boats and travel to new locations 
D)  ​the illegal importation for restaurant food 
E)  ​its rapid reproductive rate and its lack of natural enemies that might control its population 
A)  ​the zebra mussel's specialist ecological niche 
B)  ​because it has a hard shell that protects it from predation 
C)  ​its ability to latch onto to boats and travel to new locations 
D)  ​the illegal importation for restaurant food 
E)  ​its rapid reproductive rate and its lack of natural enemies that might control its population E

Question 2

​An endangered species is best described as any species that ____.

Accepted Answer

A)  ​has fewer than two individuals remaining 
B)  ​is in danger of becoming rare 
C)  ​will soon become extinct in all or part of its range 
D)  ​may eventually become threatened 
E)  ​is considered economically important 
A)  ​has fewer than two individuals remaining 
B)  ​is in danger of becoming rare 
C)  ​will soon become extinct in all or part of its range 
D)  ​may eventually become threatened 
E)  ​is considered economically important C

Question 3

​Of the species now listed under the Endangered Species Act,more than ____________________ have populations that are either stabilizing or improving.

Accepted Answer

half one-half one half fifty percent 50%

Question 4

A small orchid plant that is found only on a tiny island in the Atlantic Ocean,just off the coast of Florida,has been listed as an endangered species.Which agency was responsible for listing this plant as endangered?​

Accepted Answer

A)  ​National Marine Fisheries Service 
B)  ​U.S.Fish and Wildlife Service 
C)  ​U.S.Botanical Survey 
D)  ​International Commission on Rare Plants 
E)  ​Convention on International Trade in Endangered Species 
A)  ​National Marine Fisheries Service 
B)  ​U.S.Fish and Wildlife Service 
C)  ​U.S.Botanical Survey 
D)  ​International Commission on Rare Plants 
E)  ​Convention on International Trade in Endangered Species

Question 5

Invasive species have no usefulness for humans.​

Accepted Answer

A) True 
 B)False

Question 6

​With the absence of emergency action to curtail ____ and preserve tiger habitat,few if any tigers,including the Sumatran tiger,will be left in the wild by 2022.

Accepted Answer

A)  ​pollution 
B)  ​climate change 
C)  ​invasive species 
D)  ​fragmentation 
E)  ​poaching 
A)  ​pollution 
B)  ​climate change 
C)  ​invasive species 
D)  ​fragmentation 
E)  ​poaching

Question 7

Many species provide ____________________ that we depend upon for industry and basic living needs.

Accepted Answer

The answer of Many species provide ____________________ that we depend...

Question 8

​What agency or group is responsible for studying the status of threatened dolphins and whether it should be listed as endangered under the U.S.Endangered Species Act?

Accepted Answer

A)  ​Environmental Protection Agency 
B)  ​CITES 
C)  ​National Marine Fisheries Service 
D)  ​Convention on Biological Diversity 
E)  ​U.S.Fish and Wildlife Service 
A)  ​Environmental Protection Agency 
B)  ​CITES 
C)  ​National Marine Fisheries Service 
D)  ​Convention on Biological Diversity 
E)  ​U.S.Fish and Wildlife Service

Question 9

Nonnative species thrive in new ecosystems because they have superior gene pools.​

Accepted Answer

A) True 
 B)False

Question 10

​Why is it important to know the background and projected extinction rates for global species?

Accepted Answer

A)  At least 25% and as many as 50% of the world's roughly 2 million identified animal and plant species could vanish 
B)  ​The speciation rate of pests could increase to 1,000 times the background rate. 
C)  ​More species are becoming endangered in well-populated and developed countries. 
D)  ​More species are becoming threatened in well-populated and developed countries. 
E)  ​Background extinction rates are rising at an accelerating rate. 
A)  At least 25% and as many as 50% of the world's roughly 2 million identified animal and plant species could vanish 
B)  ​The speciation rate of pests could increase to 1,000 times the background rate. 
C)  ​More species are becoming endangered in well-populated and developed countries. 
D)  ​More species are becoming threatened in well-populated and developed countries. 
E)  ​Background extinction rates are rising at an accelerating rate.

Question 11

​The Endangered Species Act was designed to ____.

Accepted Answer

A)  ​catalogue and protect threatened species from extinction in the United States 
B)  ​identify and protect endangered species only in the United States 
C)  ​identify and protect endangered species in the United States and abroad 
D)  ​develop recovery plans for listed species more quickly 
E)  ​emphasize the protection of biological diversity and ecosystem functioning 
A)  ​catalogue and protect threatened species from extinction in the United States 
B)  ​identify and protect endangered species only in the United States 
C)  ​identify and protect endangered species in the United States and abroad 
D)  ​develop recovery plans for listed species more quickly 
E)  ​emphasize the protection of biological diversity and ecosystem functioning

Question 12

​A major reason for preventing extinction is the belief of many people that ____.

Accepted Answer

A)  ​all species have economic value 
B)  ​nature has a spiritual value 
C)  ​wild species have a right to exist 
D)  ​animals have the same rights as humans 
E)  ​there is recreational value of species to humans 
A)  ​all species have economic value 
B)  ​nature has a spiritual value 
C)  ​wild species have a right to exist 
D)  ​animals have the same rights as humans 
E)  ​there is recreational value of species to humans

Question 13

​Kudzu was deliberately introduced to the U.S.to help ____.

Accepted Answer

A)  ​stabilize honey bee populations 
B)  ​eliminate other invasive species 
C)  ​control soil erosion 
D)  ​manage colony collapse disorders in various species 
E)  ​produce sustainable food sources 
A)  ​stabilize honey bee populations 
B)  ​eliminate other invasive species 
C)  ​control soil erosion 
D)  ​manage colony collapse disorders in various species 
E)  ​produce sustainable food sources

Question 14

Scientists believe that the greatest human influenced threat to wild species is ____________________.​

Accepted Answer

​habitat loss habita

Question 15

When it comes to wood products,what is the most important step you can take to help protect endangered species?​

Accepted Answer

A)  ​Do not buy furs or ivory. 
B)  ​Do not buy wood products from tropical or old-growth forests. 
C)  ​Do not buy pet animals from the tropics. 
D)  ​Support your local forester. 
E)  ​Avoid having campfires. 
A)  ​Do not buy furs or ivory. 
B)  ​Do not buy wood products from tropical or old-growth forests. 
C)  ​Do not buy pet animals from the tropics. 
D)  ​Support your local forester. 
E)  ​Avoid having campfires.

Question 16

A habitat that is isolated by roads,agriculture,or urban development is called a(n)____________________.​

Accepted Answer

The answer of A habitat that is isolated by roads,agriculture,or...

Question 17

​The ____________________ relationship explains how 90% of land habitat loss can cause 50% of the species to go extinct in a given area.

Accepted Answer

The answer of ​The ____________________ relationship explains how 90% of...

Question 18

​A bioprospector is someone who ____.

Accepted Answer

A)  ​searches for plants that can be used as biofuels 
B)  ​tests plants and animals in various ecosystems to find chemicals that are potentially useful as medicinal drugs 
C)  ​searches for new way to economically exploit animals 
D)  ​prospects for wild organic foods 
E)  ​is a biologists and medical doctor who works for private industry 
A)  ​searches for plants that can be used as biofuels 
B)  ​tests plants and animals in various ecosystems to find chemicals that are potentially useful as medicinal drugs 
C)  ​searches for new way to economically exploit animals 
D)  ​prospects for wild organic foods 
E)  ​is a biologists and medical doctor who works for private industry

Question 19

​The Argentina fire ant is ____.

Accepted Answer

A)  ​extinct because of insecticides 
B)  ​threatened 
C)  ​endangered 
D)  ​an accidentally introduced species 
E)  ​a deliberately introduced species 
A)  ​extinct because of insecticides 
B)  ​threatened 
C)  ​endangered 
D)  ​an accidentally introduced species 
E)  ​a deliberately introduced species

Question 20

The international illegal trade in wildlife brings in an average of ____.​

Accepted Answer

A)  ​$600,000 per year 
B)  ​$1.8 million per hour 
C)  ​$1.1 million per year 
D)  ​$500,000 per hour 
E)  ​$100 million per year 
A)  ​$600,000 per year 
B)  ​$1.8 million per hour 
C)  ​$1.1 million per year 
D)  ​$500,000 per hour 
E)  ​$100 million per year

The major factor in the population explosion of the zebra mussel in the Great Lakes region is ____.

An endangered species is best described as any species that ____.

Of the species now listed under the Endangered Species Act,more than ____________________ have populations that are either stabilizing or improving.

A small orchid plant that is found only on a tiny island in the Atlantic Ocean,just off the coast of Florida,has been listed as an endangered species.Which agency was responsible for listing this plant as endangered?

Invasive species have no usefulness for humans.

With the absence of emergency action to curtail ____ and preserve tiger habitat,few if any tigers,including the Sumatran tiger,will be left in the wild by 2022.

Many species provide ____________________ that we depend upon for industry and basic living needs.

What agency or group is responsible for studying the status of threatened dolphins and whether it should be listed as endangered under the U.S.Endangered Species Act?

Nonnative species thrive in new ecosystems because they have superior gene pools.

Why is it important to know the background and projected extinction rates for global species?

The Endangered Species Act was designed to ____.

A major reason for preventing extinction is the belief of many people that ____.

Kudzu was deliberately introduced to the U.S.to help ____.

Scientists believe that the greatest human influenced threat to wild species is ____________________.

When it comes to wood products,what is the most important step you can take to help protect endangered species?

A habitat that is isolated by roads,agriculture,or urban development is called a(n)____________________.

The ____________________ relationship explains how 90% of land habitat loss can cause 50% of the species to go extinct in a given area.

A bioprospector is someone who ____.

The Argentina fire ant is ____.

The international illegal trade in wildlife brings in an average of ____.

Environmental Problems - Their Causes - and Sustainability

Science - Matter - and Energy

Ecosystems - What Are They and How Do They Work

Biodiversity and Evolution

Biodiversity - Species Interactions - and Population Control

The Human Population and Urbanization

Climate and Biodiversity

Sustaining Biodiversity - the Ecosystem Approach

Food - Soil - and Pest Management

Water Resources and Water Pollution

Geology and Nonrenewable Minerals

Energy

Environmental Hazards and Human Health

Air Pollution Climate Change and Ozone Depletion

Solid and Hazardous Waste

Environmental Economics Politics and Worldviews

Filters

Exam 8: Sustaining Biodiversity - the Species Approach

The major factor in the population explosion of the zebra mussel in the Great Lakes region is ____.​

​An endangered species is best described as any species that ____.

​Of the species now listed under the Endangered Species Act,more than ____________________ have populations that are either stabilizing or improving.

A small orchid plant that is found only on a tiny island in the Atlantic Ocean,just off the coast of Florida,has been listed as an endangered species.Which agency was responsible for listing this plant as endangered?​

Invasive species have no usefulness for humans.​

​With the absence of emergency action to curtail ____ and preserve tiger habitat,few if any tigers,including the Sumatran tiger,will be left in the wild by 2022.

Many species provide ____________________ that we depend upon for industry and basic living needs.

​What agency or group is responsible for studying the status of threatened dolphins and whether it should be listed as endangered under the U.S.Endangered Species Act?

Nonnative species thrive in new ecosystems because they have superior gene pools.​

​Why is it important to know the background and projected extinction rates for global species?

​The Endangered Species Act was designed to ____.

​A major reason for preventing extinction is the belief of many people that ____.

​Kudzu was deliberately introduced to the U.S.to help ____.

Scientists believe that the greatest human influenced threat to wild species is ____________________.​

When it comes to wood products,what is the most important step you can take to help protect endangered species?​

A habitat that is isolated by roads,agriculture,or urban development is called a(n)____________________.​

​The ____________________ relationship explains how 90% of land habitat loss can cause 50% of the species to go extinct in a given area.

​A bioprospector is someone who ____.

​The Argentina fire ant is ____.

The international illegal trade in wildlife brings in an average of ____.​

Environmental Problems - Their Causes - and Sustainability

Science - Matter - and Energy

Ecosystems - What Are They and How Do They Work

Biodiversity and Evolution

Biodiversity - Species Interactions - and Population Control

The Human Population and Urbanization

Climate and Biodiversity

Sustaining Biodiversity - the Ecosystem Approach

Food - Soil - and Pest Management

Water Resources and Water Pollution

Geology and Nonrenewable Minerals

Energy

Environmental Hazards and Human Health

Air Pollution Climate Change and Ozone Depletion

Solid and Hazardous Waste

Environmental Economics Politics and Worldviews

Filters

The major factor in the population explosion of the zebra mussel in the Great Lakes region is ____.

An endangered species is best described as any species that ____.

Of the species now listed under the Endangered Species Act,more than ____________________ have populations that are either stabilizing or improving.

A small orchid plant that is found only on a tiny island in the Atlantic Ocean,just off the coast of Florida,has been listed as an endangered species.Which agency was responsible for listing this plant as endangered?

Invasive species have no usefulness for humans.

With the absence of emergency action to curtail ____ and preserve tiger habitat,few if any tigers,including the Sumatran tiger,will be left in the wild by 2022.

What agency or group is responsible for studying the status of threatened dolphins and whether it should be listed as endangered under the U.S.Endangered Species Act?

Nonnative species thrive in new ecosystems because they have superior gene pools.

Why is it important to know the background and projected extinction rates for global species?

The Endangered Species Act was designed to ____.

A major reason for preventing extinction is the belief of many people that ____.

Kudzu was deliberately introduced to the U.S.to help ____.

Scientists believe that the greatest human influenced threat to wild species is ____________________.

When it comes to wood products,what is the most important step you can take to help protect endangered species?

A habitat that is isolated by roads,agriculture,or urban development is called a(n)____________________.

The ____________________ relationship explains how 90% of land habitat loss can cause 50% of the species to go extinct in a given area.

A bioprospector is someone who ____.

The Argentina fire ant is ____.

The international illegal trade in wildlife brings in an average of ____.