Question 1

Species are more likely to become extinct if they

Accepted Answer

A) have both a low population density and reproductive rate. 
B) have both a high population density and reproductive rate. 
C) can travel over large areas. 
D) can survive in many different types of habitats. 
A) have both a low population density and reproductive rate. 
B) have both a high population density and reproductive rate. 
C) can travel over large areas. 
D) can survive in many different types of habitats.

Question 2

The Convention on International Trade in Endangered Species of Wild Fauna (CITES)

Accepted Answer

A) seeks to prevent international trade of endangered species. 
B) determines when a species is endangered. 
C) can fine countries that export endangered species. 
D) All of the statements are correct. 
A) seeks to prevent international trade of endangered species. 
B) determines when a species is endangered. 
C) can fine countries that export endangered species. 
D) All of the statements are correct.

Question 3

Which of the following would have the greatest ecosystem diversity?

Accepted Answer

A) the land an organic farmer uses to raise crops to feed his dairy cattle 
B) a lake 
C) a large island in the tropics that has snowcapped mountains 
D) a prairie 
A) the land an organic farmer uses to raise crops to feed his dairy cattle 
B) a lake 
C) a large island in the tropics that has snowcapped mountains 
D) a prairie

Question 4

There is very little that a person can do to help control the spread of exotic species.

Accepted Answer

A) True 
 B)False

Question 5

Which of the following is likely to result in the local extinction of a species?

Accepted Answer

A) Seasonal climate (winter,spring,summer,fall). 
B) The successful introduction of an alien species. 
C) A mutation in a small number of the individuals in the species. 
D) A rapid increase in the population of a species. 
A) Seasonal climate (winter,spring,summer,fall). 
B) The successful introduction of an alien species. 
C) A mutation in a small number of the individuals in the species. 
D) A rapid increase in the population of a species.

Question 6

Large populations have less genetic diversity than small populations.

Accepted Answer

A) True 
 B)False

Question 7

Waterfowl present special wildlife management problems because

Accepted Answer

A) they only eat small freshwater fish. 
B) they only nest on rocky ledges. 
C) they overwinter near the Arctic Circle. 
D) they are migratory. 
A) they only eat small freshwater fish. 
B) they only nest on rocky ledges. 
C) they overwinter near the Arctic Circle. 
D) they are migratory.

Question 8

The introduction of exotic species into a freshwater ecosystem generally increases the population of the native species.

Accepted Answer

A) True 
 B)False

Question 9

Genetic diversity is influenced by which of the following?

Accepted Answer

A) migration 
B) mutation 
C) sexual reproduction 
D) All of these are correct 
A) migration 
B) mutation 
C) sexual reproduction 
D) All of these are correct

Question 10

Which of the following causes desertification?

Accepted Answer

A) overgrazing 
B) flooding 
C) cutting of trees for firewood 
D) overgrazing and cutting of trees for firewood 
A) overgrazing 
B) flooding 
C) cutting of trees for firewood 
D) overgrazing and cutting of trees for firewood

Question 11

Which of the following is NOT a technique for managing wildlife?

Accepted Answer

A) establishment of refuges 
B) predator control 
C) habitat management 
D) introduction of exotic species 
A) establishment of refuges 
B) predator control 
C) habitat management 
D) introduction of exotic species

Question 12

The Serengeti Highway Route:

Accepted Answer

A) Could impact traditional animal migration routes 
B) Would help develop water navigational routes 
C) Would hinder urban development 
D) Would provide high speed rail transportation 
A) Could impact traditional animal migration routes 
B) Would help develop water navigational routes 
C) Would hinder urban development 
D) Would provide high speed rail transportation

Question 13

Early human-induced extinction was most likely due to over-hunting.

Accepted Answer

A) True 
 B)False

Question 14

Erosion of unvegetated land adjacent to lakes and rivers causes siltation.

Accepted Answer

A) True 
 B)False

Question 15

Sport hunting seasons are regulated to the fall so that

Accepted Answer

A) surplus animals are taken before the challenges of winter. 
B) females are not able to reproduce. 
C) weak juveniles are removed from the population. 
D) there will be fewer females than males. 
A) surplus animals are taken before the challenges of winter. 
B) females are not able to reproduce. 
C) weak juveniles are removed from the population. 
D) there will be fewer females than males.

Question 16

If trees are removed from a streamside,the water is likely to become warmer.

Accepted Answer

A) True 
 B)False

Question 17

Which of the following best matches the description?
-Any change in the DNA of an organism.

Accepted Answer

A) threatened species 
B) clear-cutting 
C) reforestation 
D) selective harvesting 
E) endangered species
F)speciation
G)extinction
H)habitat management
I)cover.
J)patchwork clear-cutting
K)cover
L)biodiversity
M)mutation
N)species diversity 
A) threatened species 
B) clear-cutting 
C) reforestation 
D) selective harvesting 
E) endangered species
F)speciation
G)extinction
H)habitat management
I)cover.
J)patchwork clear-cutting
K)cover
L)biodiversity
M)mutation
N)species diversity

Question 18

Humans have changed ecosystems more rapidly and extensively in the last 50 years than in any other period.

Accepted Answer

A) True 
 B)False

Question 19

As the human population increases,extinction rates also increase.

Accepted Answer

A) True 
 B)False

Question 20

Worldwide,the amount of forest land is,

Accepted Answer

A) increasing in Europe. 
B) decreasing is North America. 
C) decreasing in Central and South America. 
D) increasing in tropical Africa. 
A) increasing in Europe. 
B) decreasing is North America. 
C) decreasing in Central and South America. 
D) increasing in tropical Africa.

Species are more likely to become extinct if they

The Convention on International Trade in Endangered Species of Wild Fauna (CITES)

Which of the following would have the greatest ecosystem diversity?

There is very little that a person can do to help control the spread of exotic species.

Which of the following is likely to result in the local extinction of a species?

Large populations have less genetic diversity than small populations.

Waterfowl present special wildlife management problems because

The introduction of exotic species into a freshwater ecosystem generally increases the population of the native species.

Genetic diversity is influenced by which of the following?

Which of the following causes desertification?

Which of the following is NOT a technique for managing wildlife?

The Serengeti Highway Route:

Early human-induced extinction was most likely due to over-hunting.

Erosion of unvegetated land adjacent to lakes and rivers causes siltation.

Sport hunting seasons are regulated to the fall so that

If trees are removed from a streamside,the water is likely to become warmer.

Which of the following best matches the description? -Any change in the DNA of an organism.

Humans have changed ecosystems more rapidly and extensively in the last 50 years than in any other period.

As the human population increases,extinction rates also increase.

Worldwide,the amount of forest land is,

Environmental Interrelationships

Environmental Ethics

Risk,economics,and Environmental Concerns

Interrelated Scientific Principles

Interactions: Environments and Organisms

Kinds of Ecosystems and Communities

Populations: Characteristics and Issues

Energy and Civilization: Patterns of Consumption

Nonrenewable Energy Sources

Renewable Energy Sources

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Soil

Agricultural Methods

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Climate Change: a 21st Century Issue

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Exam 11: Biodiversity

Species are more likely to become extinct if they

The Convention on International Trade in Endangered Species of Wild Fauna (CITES)

Which of the following would have the greatest ecosystem diversity?

There is very little that a person can do to help control the spread of exotic species.

Which of the following is likely to result in the local extinction of a species?

Large populations have less genetic diversity than small populations.

Waterfowl present special wildlife management problems because

The introduction of exotic species into a freshwater ecosystem generally increases the population of the native species.

Genetic diversity is influenced by which of the following?

Which of the following causes desertification?

Which of the following is NOT a technique for managing wildlife?

The Serengeti Highway Route:

Early human-induced extinction was most likely due to over-hunting.

Erosion of unvegetated land adjacent to lakes and rivers causes siltation.

Sport hunting seasons are regulated to the fall so that

If trees are removed from a streamside,the water is likely to become warmer.

Which of the following best matches the description? -Any change in the DNA of an organism.

Humans have changed ecosystems more rapidly and extensively in the last 50 years than in any other period.

As the human population increases,extinction rates also increase.

Worldwide,the amount of forest land is,

Environmental Interrelationships

Environmental Ethics

Risk,economics,and Environmental Concerns

Interrelated Scientific Principles

Interactions: Environments and Organisms

Kinds of Ecosystems and Communities

Populations: Characteristics and Issues

Energy and Civilization: Patterns of Consumption

Nonrenewable Energy Sources

Renewable Energy Sources

Land-Use

Soil

Agricultural Methods

Water

Air Quality Issues

Climate Change: a 21st Century Issue

Solid Waste Management and Disposal

Environmental Regulations: Hazardous Substances and Wastes

Environmental Policy

Filters