Question 1

Ultralight aircraft played an important part in the recovery of whooping cranes by

Accepted Answer

A) spotting potential predators from the sky. 
B) identifying unknown populations of these birds from the sky. 
C) leading flocks of these birds on their seasonal migrations. 
D) distributing vital supplies of food to distant populations during severe winter storms. 
A) spotting potential predators from the sky. 
B) identifying unknown populations of these birds from the sky. 
C) leading flocks of these birds on their seasonal migrations. 
D) distributing vital supplies of food to distant populations during severe winter storms.

Question 2

-Domestic and feral house cats in the United States

Accepted Answer

A) are a keystone species,controlling potentially huge populations of rodents. 
B) provide the necessary population control for pigeons,starlings and cowbirds. 
C) kill more than a billion small mammals and birds annually. 
D) spread viral infections to native carnivores. 
A) are a keystone species,controlling potentially huge populations of rodents. 
B) provide the necessary population control for pigeons,starlings and cowbirds. 
C) kill more than a billion small mammals and birds annually. 
D) spread viral infections to native carnivores.

Question 3

To best protect the biodiversity of the world when purchasing a pet you should

Accepted Answer

A) purchase only captive bred species. 
B) identify pets that have been humanely harvested from the wild. 
C) purchase pets only from pet stores. 
D) collect your own animals to keep as pets. 
A) purchase only captive bred species. 
B) identify pets that have been humanely harvested from the wild. 
C) purchase pets only from pet stores. 
D) collect your own animals to keep as pets.

Question 4

Human interactions between wildlife,homes,and highways

Accepted Answer

A) has never really been a problem. 
B) is an increasing problem as humans populations increase and spread. 
C) has declined as the populations of most animals near humans have plummeted. 
D) has largely been addressed by expanding hunting seasons and limits. 
A) has never really been a problem. 
B) is an increasing problem as humans populations increase and spread. 
C) has declined as the populations of most animals near humans have plummeted. 
D) has largely been addressed by expanding hunting seasons and limits.

Question 5

Which one of the following least represents ecosystem capital?

Accepted Answer

A) oil and natural gas reserves buried underground 
B) prairies and forests that reduce erosion 
C) introduced species that change environments 
D) natural populations of salmon in the oceans 
A) oil and natural gas reserves buried underground 
B) prairies and forests that reduce erosion 
C) introduced species that change environments 
D) natural populations of salmon in the oceans

Question 6

The acronym HIPPO identifies the five major factors contributing to extinction today.These are

Accepted Answer

A) humans,invasive species,periodic climate changes,pollution,and overexploitation. 
B) hunting,immigration,people,population,and outsourcing. 
C) housing,immigration,people,pollution,and overproduction. 
D) habitat destruction,invasive species,pollution,population growth,and overexploitation. 
A) humans,invasive species,periodic climate changes,pollution,and overexploitation. 
B) hunting,immigration,people,population,and outsourcing. 
C) housing,immigration,people,pollution,and overproduction. 
D) habitat destruction,invasive species,pollution,population growth,and overexploitation.

Question 7

Many conservationists support returning top predators such as wolves and panthers to areas where they have been exterminated.Although some reintroductions have been made,the practice is controversial because these animals are

Accepted Answer

A) considered by some ranchers to be a threat to livestock and humans. 
B) being introduced into areas that have never had predators before. 
C) predators that feed on many other endangered species. 
D) carriers of diseases that may infect other species in the region. 
A) considered by some ranchers to be a threat to livestock and humans. 
B) being introduced into areas that have never had predators before. 
C) predators that feed on many other endangered species. 
D) carriers of diseases that may infect other species in the region.

Question 8

-Japanese knotweed

Accepted Answer

A) began as an invasive exotic but has become an excellent forage plant for cattle. 
B) was originally imported as an attractive horticultural species but has become invasive in North America and Europe. 
C) was named the official flower of the 2012 Olympics in England. 
D) is invasive,but fortunately can only propagate by seeds. 
A) began as an invasive exotic but has become an excellent forage plant for cattle. 
B) was originally imported as an attractive horticultural species but has become invasive in North America and Europe. 
C) was named the official flower of the 2012 Olympics in England. 
D) is invasive,but fortunately can only propagate by seeds.

Question 9

In a rural hilly neighborhood,a landowner uses bulldozers to clear all but the largest trees and cleans up a nearby stream,lining the bottom of the stream with pretty rocks and stepping-stones.Planting lawn grasses around the base of the trees,the owner wants to create a pretty park-like setting around his home.We expect that in this ecological simplification of the cleared yard,there will be

Accepted Answer

A) more species of invertebrates in the stream and on the land but fewer species of vertebrates and plants everywhere. 
B) more mammal and plant species but fewer birds and invertebrates on the land and in the stream. 
C) fewer species of vertebrates and plants everywhere but more invertebrates in the stream. 
D) fewer species of plants,invertebrates,and vertebrates everywhere. 
A) more species of invertebrates in the stream and on the land but fewer species of vertebrates and plants everywhere. 
B) more mammal and plant species but fewer birds and invertebrates on the land and in the stream. 
C) fewer species of vertebrates and plants everywhere but more invertebrates in the stream. 
D) fewer species of plants,invertebrates,and vertebrates everywhere.

Question 10

Biodiversity in the world is

Accepted Answer

A) declining and is most negatively impacting the poorest people of the world. 
B) declining and is most negatively impacting the wealthiest people of the world. 
C) increasing but is negatively impacting the poorest people of the world. 
D) increasing but is negatively impacting the wealthiest people of the world. 
A) declining and is most negatively impacting the poorest people of the world. 
B) declining and is most negatively impacting the wealthiest people of the world. 
C) increasing but is negatively impacting the poorest people of the world. 
D) increasing but is negatively impacting the wealthiest people of the world.

Question 11

Ecotourism throughout the world relies upon

Accepted Answer

A) the harvesting and sale of natural products. 
B) the human desire to collect wildlife and wildlife products from throughout the world. 
C) a widespread public interest in exploring and maintaining natural environments. 
D) an interest in discovering plants to create new crops and agricultural products. 
A) the harvesting and sale of natural products. 
B) the human desire to collect wildlife and wildlife products from throughout the world. 
C) a widespread public interest in exploring and maintaining natural environments. 
D) an interest in discovering plants to create new crops and agricultural products.

Question 12

Endemic species are

Accepted Answer

A) well-established and show the least risk of extinction. 
B) limited to just one location,such as an island. 
C) widely distributed,found especially on large continents. 
D) usually the dominant species within an ecosystem. 
A) well-established and show the least risk of extinction. 
B) limited to just one location,such as an island. 
C) widely distributed,found especially on large continents. 
D) usually the dominant species within an ecosystem.

Question 13

Wild turkey populations in the United States have made a dramatic recovery in large part because of

Accepted Answer

A) the Endangered Species Act. 
B) the Lacey Act. 
C) hunting restrictions. 
D) the elimination of wolves in their native environments. 
A) the Endangered Species Act. 
B) the Lacey Act. 
C) hunting restrictions. 
D) the elimination of wolves in their native environments.

Question 14

Among the goals of the UNEP-supported Convention on Biological Diversity are

Accepted Answer

A) government policies that subsidize the exploitation of natural resources. 
B) an army of UN conservation agents to control environmental hot spots. 
C) captive breeding programs for all species in hot spots. 
D) equitable sharing of genetic resources within each nation. 
A) government policies that subsidize the exploitation of natural resources. 
B) an army of UN conservation agents to control environmental hot spots. 
C) captive breeding programs for all species in hot spots. 
D) equitable sharing of genetic resources within each nation.

Question 15

Someone who argues that every species has a right to exist,undisturbed,on this planet is arguing for the

Accepted Answer

A) institutional value of life. 
B) intrinsic value of life. 
C) finite value of life. 
D) economic value of life. 
A) institutional value of life. 
B) intrinsic value of life. 
C) finite value of life. 
D) economic value of life.

Question 16

-This plant is the rosy periwinkle,which produces chemicals that are important in the treatment of several types of cancer.This medically significant plant represents the potential of

Accepted Answer

A) bioengineering. 
B) genetic therapy. 
C) the fields of bioinformatics and agriculture 
D) the fields of ethnobotany and bioprospecting 
A) bioengineering. 
B) genetic therapy. 
C) the fields of bioinformatics and agriculture 
D) the fields of ethnobotany and bioprospecting

Question 17

The greatest loss of biodiversity in the last two centuries has resulted from

Accepted Answer

A) the introduction of alien species to new ecosystems. 
B) the use of fossil fuels to power transportation and electrical production. 
C) the physical alteration of habitats. 
D) the use of rivers,lakes,and oceans for transportation. 
A) the introduction of alien species to new ecosystems. 
B) the use of fossil fuels to power transportation and electrical production. 
C) the physical alteration of habitats. 
D) the use of rivers,lakes,and oceans for transportation.

Question 18

Invasive species have been

Accepted Answer

A) hunted to extinction in most places where they occur. 
B) successfully controlled in most regions using predators,viral or bacterial agents. 
C) successfully controlled by the introduction of other alien species that are natural competitors. 
D) an ecological problem in North America since the first European colonists arrived. 
A) hunted to extinction in most places where they occur. 
B) successfully controlled in most regions using predators,viral or bacterial agents. 
C) successfully controlled by the introduction of other alien species that are natural competitors. 
D) an ecological problem in North America since the first European colonists arrived.

Question 19

A loss of biodiversity will likely

Accepted Answer

A) increase the number of k-strategists. 
B) increase the demand for ecotourism. 
C) increase the number of pest species. 
D) eliminate most forest ecosystems of the world. 
A) increase the number of k-strategists. 
B) increase the demand for ecotourism. 
C) increase the number of pest species. 
D) eliminate most forest ecosystems of the world.

Question 20

Which one of the following problems is the result of invasive species?

Accepted Answer

A) the infection of wild mammals by human pathogens 
B) deformities in frogs from natural frog populations 
C) the depletion of oxygen from thousands of square miles of ocean in the Gulf of Mexico 
D) the infection of European squirrels with a fatal virus 
A) the infection of wild mammals by human pathogens 
B) deformities in frogs from natural frog populations 
C) the depletion of oxygen from thousands of square miles of ocean in the Gulf of Mexico 
D) the infection of European squirrels with a fatal virus

Exam 6: Wild Species and Biodiversity

Ultralight aircraft played an important part in the recovery of whooping cranes by

-Domestic and feral house cats in the United States

To best protect the biodiversity of the world when purchasing a pet you should

Human interactions between wildlife,homes,and highways

Which one of the following least represents ecosystem capital?

The acronym HIPPO identifies the five major factors contributing to extinction today.These are

Many conservationists support returning top predators such as wolves and panthers to areas where they have been exterminated.Although some reintroductions have been made,the practice is controversial because these animals are

-Japanese knotweed

Biodiversity in the world is

Ecotourism throughout the world relies upon

Endemic species are

Wild turkey populations in the United States have made a dramatic recovery in large part because of

Among the goals of the UNEP-supported Convention on Biological Diversity are

Someone who argues that every species has a right to exist,undisturbed,on this planet is arguing for the

-This plant is the rosy periwinkle,which produces chemicals that are important in the treatment of several types of cancer.This medically significant plant represents the potential of

The greatest loss of biodiversity in the last two centuries has resulted from

Invasive species have been

A loss of biodiversity will likely

Which one of the following problems is the result of invasive species?

Science and the Environment

Economics, Politics, and Public Policy

Basic Needs of Living Things

Populations and Communities

Ecosystems: Energy, Patterns, and Disturbance

The Use and Restoration of Ecosystems

The Human Population

Population and Development

Water: Hydrologic Cycle and Human Use

Soil: Foundation for Land Ecosystems

The Production and Distribution of Food

Pests and Pest Control

Energy From Fossil Fuels

Nuclear Power

Renewable Energy

Environmental Hazards and Human Health

Global Climate Change

Atmospheric Pollution

Water Pollution and Its Prevention

Municipal Solid Waste: Disposal and Recovery

Hazardous Chemicals: Pollution and Prevention

Sustainable Communities and Lifestyles

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