Question 1

In terms of habitat destruction, the greatest eliminator of species is the ____.

Accepted Answer

A) pollution of streams, lakes, and oceans 
B) destruction of coral reefs 
C) destruction of wetlands 
D) plowing of grasslands 
E) deforestation in tropical areas 
A) pollution of streams, lakes, and oceans 
B) destruction of coral reefs 
C) destruction of wetlands 
D) plowing of grasslands 
E) deforestation in tropical areas

Question 2

Captive breeding programs in zoos ____.

Accepted Answer

A) eliminate the need to preserve critical habitats 
B) can be used for most species except mammals 
C) require the captive population to number between 100 and 500 
D) increase the genetic variability of species 
E) are very unsuccessful 
A) eliminate the need to preserve critical habitats 
B) can be used for most species except mammals 
C) require the captive population to number between 100 and 500 
D) increase the genetic variability of species 
E) are very unsuccessful

Question 3

The only major group of species that have escaped increasing extinction threat are the primates, where less than 10% are currently threatened with extinction.

Accepted Answer

A) True 
 B)False

Question 4

HIPPCO is a(n)____.

Accepted Answer

A) species of hippopotamus 
B) company specializing in solving environmental problems 
C) government program 
D) acronym summarizing causes of extinction 
E) environmental rock band 
A) species of hippopotamus 
B) company specializing in solving environmental problems 
C) government program 
D) acronym summarizing causes of extinction 
E) environmental rock band

Question 5

____ are most threatened with extinction because of human activities.

Accepted Answer

A) Amphibians 
B) Mammals 
C) Birds 
D) Reptiles 
E) Insects 
A) Amphibians 
B) Mammals 
C) Birds 
D) Reptiles 
E) Insects

Question 6

The rate of species loss and the extent of biodiversity loss are likely to ____________________ during the next 50-100 years as a result of the growth of the world's ____________________ and resource use per person.

Accepted Answer

increase;

Question 7

Four of the following are ways that the pressure can be taken off of some endangered species; one is not. Choose the one that is not.

Accepted Answer

A) Seed banks to allow retention of plant properties. 
B) Botanical gardens grow living endangered plants. 
C) Gene banks to preserve genetic information. 
D) Harvesting endangered species to preserve their skins and bones. 
E) Raising endangered and threatened species on farms for commercial sale. 
A) Seed banks to allow retention of plant properties. 
B) Botanical gardens grow living endangered plants. 
C) Gene banks to preserve genetic information. 
D) Harvesting endangered species to preserve their skins and bones. 
E) Raising endangered and threatened species on farms for commercial sale.

Question 8

Because birds live in every climate and biome, and because they are easy to track and count, they serve as excellent ____.

Accepted Answer

A) keystone species 
B) scapegoats 
C) indicator species 
D) aesthetic indicators 
E) habitat determiners 
A) keystone species 
B) scapegoats 
C) indicator species 
D) aesthetic indicators 
E) habitat determiners

Question 9

____________________ occurs when the population of a species becomes so low that the species can no longer perform a role in its ecosystem.

Accepted Answer

Functional extinctio

Question 10

Bees use ____ to make ____.

Accepted Answer

A) nectar; honey 
B) pollen; honey 
C) pollen; nectar 
D) honey; pollen 
E) honey; nectar 
A) nectar; honey 
B) pollen; honey 
C) pollen; nectar 
D) honey; pollen 
E) honey; nectar

Question 11

When the loss or major decline of a keystone species leads to population declines and extinctions of other species with strong connections to the keystone species, ecologists say the process is called a _______________.

Accepted Answer

The answer of When the loss or major decline of...

Question 12

Which statement about the introduction of non-native species is false ?

Accepted Answer

A) This is the second largest threat to animal and plant ecosystems. 
B) Non-native species provide no benefits tin their new habitats. 
C) Introduced species do not have natural predators in their new ecosystem. 
D) Non-native trees are grown in 85% of the world's tree plantations. 
E) Invasive species rarely cause global extinctions of other species. 
A) This is the second largest threat to animal and plant ecosystems. 
B) Non-native species provide no benefits tin their new habitats. 
C) Introduced species do not have natural predators in their new ecosystem. 
D) Non-native trees are grown in 85% of the world's tree plantations. 
E) Invasive species rarely cause global extinctions of other species.

Question 13

We know that the introduction of nonnative species often results in unforeseen consequences. This indicates that when introducing nonnative species, we would be well advised to apply the

Accepted Answer

A) law of action and reaction 
B) Occam's razor 
C) precautionary principle 
D) cautionary concept 
E) natural order concept 
A) law of action and reaction 
B) Occam's razor 
C) precautionary principle 
D) cautionary concept 
E) natural order concept

Question 14

Efforts to control the Argentinean fire ant in the U.S. during the 1960s by spraying pesticides resulted in genetic resistance to pesticides in the fire ants.

Accepted Answer

A) True 
 B)False

Question 15

____________________ is the "extinction capital" of the United States.

Accepted Answer

The answer of ____________________ is the "extinction capital" of the...

Question 16

Why is it difficult to measure background extinction rates?

Accepted Answer

1.. Extinction is a slow process, which

Question 17

The most far-reaching and controversial environmental law ever adopted requiring the identification of endangered and threatened species is ____.

Accepted Answer

A) CITES 
B) the Convention of Biological Diversity Treaty 
C) the Endangered Species Act 
D) the National Fish and Wildlife Law 
E) HIPPCO 
A) CITES 
B) the Convention of Biological Diversity Treaty 
C) the Endangered Species Act 
D) the National Fish and Wildlife Law 
E) HIPPCO

Question 18

The U.S. ____________________ has the responsibility for identifying and listing endangered and threatened species other than ocean species.

Accepted Answer

Fish and W

Question 19

The rate at which extinctions occurred prior to the evolution of modern humans is called the ____.

Accepted Answer

A) E.O. Wilson postulate 
B) species diversity index 
C) living planet index 
D) baseline extinction rate 
E) background extinction rate 
A) E.O. Wilson postulate 
B) species diversity index 
C) living planet index 
D) baseline extinction rate 
E) background extinction rate

Question 20

A threatened species ____.

Accepted Answer

A) may soon become extinct over all or most of its range 
B) is one that is evolving into another species 
C) is one that is likely to become endangered 
D) is thought to be endangered, but the data is inconclusive 
E) may be considered economically important but rare 
A) may soon become extinct over all or most of its range 
B) is one that is evolving into another species 
C) is one that is likely to become endangered 
D) is thought to be endangered, but the data is inconclusive 
E) may be considered economically important but rare

In terms of habitat destruction, the greatest eliminator of species is the ____.

Captive breeding programs in zoos ____.

The only major group of species that have escaped increasing extinction threat are the primates, where less than 10% are currently threatened with extinction.

HIPPCO is a(n)____.

____ are most threatened with extinction because of human activities.

The rate of species loss and the extent of biodiversity loss are likely to during the next 50-100 years as a result of the growth of the world's and resource use per person.

Four of the following are ways that the pressure can be taken off of some endangered species; one is not. Choose the one that is not.

Because birds live in every climate and biome, and because they are easy to track and count, they serve as excellent ____.

____________________ occurs when the population of a species becomes so low that the species can no longer perform a role in its ecosystem.

Bees use to make .

When the loss or major decline of a keystone species leads to population declines and extinctions of other species with strong connections to the keystone species, ecologists say the process is called a _______________.

Which statement about the introduction of non-native species is false ?

We know that the introduction of nonnative species often results in unforeseen consequences. This indicates that when introducing nonnative species, we would be well advised to apply the

Efforts to control the Argentinean fire ant in the U.S. during the 1960s by spraying pesticides resulted in genetic resistance to pesticides in the fire ants.

____________________ is the "extinction capital" of the United States.

Why is it difficult to measure background extinction rates?

The most far-reaching and controversial environmental law ever adopted requiring the identification of endangered and threatened species is ____.

The U.S. ____________________ has the responsibility for identifying and listing endangered and threatened species other than ocean species.

The rate at which extinctions occurred prior to the evolution of modern humans is called the ____.

A threatened species ____.

Environmental Problems, Their Causes, and Sustainability

Science, Matter, Energy, and Systems

Ecosystems: What Are They and How Do They Work

Biodiversity and Evolution

Biodiversity, Species Interactions, and Population Control

The Human Population and Its Impact

Climate and Biodiversity

Aquatic Biodiversity

Sustaining Terrestrial Biodiversity: The Ecosystem Approach

Sustaining Aquatic Biodiversity

Filters

Exam 9: Sustaining Biodiversity: The Species Approach

In terms of habitat destruction, the greatest eliminator of species is the ____.

Captive breeding programs in zoos ____.

The only major group of species that have escaped increasing extinction threat are the primates, where less than 10% are currently threatened with extinction.

HIPPCO is a(n)____.

____ are most threatened with extinction because of human activities.

The rate of species loss and the extent of biodiversity loss are likely to ____________________ during the next 50-100 years as a result of the growth of the world's ____________________ and resource use per person.

Four of the following are ways that the pressure can be taken off of some endangered species; one is not. Choose the one that is not.

Because birds live in every climate and biome, and because they are easy to track and count, they serve as excellent ____.

____________________ occurs when the population of a species becomes so low that the species can no longer perform a role in its ecosystem.

Bees use ____ to make ____.

When the loss or major decline of a keystone species leads to population declines and extinctions of other species with strong connections to the keystone species, ecologists say the process is called a _______________.

Which statement about the introduction of non-native species is false ?

We know that the introduction of nonnative species often results in unforeseen consequences. This indicates that when introducing nonnative species, we would be well advised to apply the

Efforts to control the Argentinean fire ant in the U.S. during the 1960s by spraying pesticides resulted in genetic resistance to pesticides in the fire ants.

____________________ is the "extinction capital" of the United States.

Why is it difficult to measure background extinction rates?

The most far-reaching and controversial environmental law ever adopted requiring the identification of endangered and threatened species is ____.

The U.S. ____________________ has the responsibility for identifying and listing endangered and threatened species other than ocean species.

The rate at which extinctions occurred prior to the evolution of modern humans is called the ____.

A threatened species ____.

Environmental Problems, Their Causes, and Sustainability

Science, Matter, Energy, and Systems

Ecosystems: What Are They and How Do They Work

Biodiversity and Evolution

Biodiversity, Species Interactions, and Population Control

The Human Population and Its Impact

Climate and Biodiversity

Aquatic Biodiversity

Sustaining Terrestrial Biodiversity: The Ecosystem Approach

Sustaining Aquatic Biodiversity

Filters

The rate of species loss and the extent of biodiversity loss are likely to during the next 50-100 years as a result of the growth of the world's and resource use per person.

Bees use to make .