Question 1

Which of the following is not a commercial product of freshwater wetlands?

Accepted Answer

A)  blueberries 
B)  cranberries 
C)  grapes 
D)  peat moss 
E)  wild rice 
A)  blueberries 
B)  cranberries 
C)  grapes 
D)  peat moss 
E)  wild rice

Question 2

According to recent climate projections, how is Amazonia likely to be affected by deforestation?
I. Rainfall will decrease.
II. Temperatures will increase due to a negative feedback loop between forest cover, drought, and air temperature.
III. Drought frequency could increase forest loss.
IV. All of these

Accepted Answer

A)  I 
B)  II 
C)  III 
D)  IV 
E)  I and III 
A)  I 
B)  II 
C)  III 
D)  IV 
E)  I and III

Question 3

Conservation strategies that set aside ecosystems for preservation:

Accepted Answer

A)  are the best way to preserve an area's diversity. 
B)  increase the likelihood that a given ecosystem will be exploited. 
C)  decrease the number of endangered species living in that ecosystem. 
D)  can only be carried out by government agencies. 
E)  are impractical and not encouraged. 
A)  are the best way to preserve an area's diversity. 
B)  increase the likelihood that a given ecosystem will be exploited. 
C)  decrease the number of endangered species living in that ecosystem. 
D)  can only be carried out by government agencies. 
E)  are impractical and not encouraged.

Question 4

Which of the following is not a method currently used to harvest trees?

Accepted Answer

A)  clear cutting 
B)  selective cutting 
C)  seed tree cutting 
D)  shelterwood cutting 
E)  All of these choices are currently used 
A)  clear cutting 
B)  selective cutting 
C)  seed tree cutting 
D)  shelterwood cutting 
E)  All of these choices are currently used

Question 5

Which organization is included as a provision of the 1990 Farm Bill which helps landowners protect environmentally important forestlands from development?

Accepted Answer

A)  Forest Legacy Program 
B)  Bureau of Land Management 
C)  Environmental Protection Agency 
D)  Department of Environmental Management 
E)  Sierra Club 
A)  Forest Legacy Program 
B)  Bureau of Land Management 
C)  Environmental Protection Agency 
D)  Department of Environmental Management 
E)  Sierra Club

Question 6

Identify and discuss four ways in which forest trees are currently harvested. Which method is the most ecologically sound, and why? Which method is the most economical? If your answer is different for these two questions, how could a compromise be reached?

Accepted Answer

Selective cutting harvests mature trees

Question 7

Which of the following statements is true?

Accepted Answer

A)  Temperate forests are currently the primary source of the world's industrial wood and wood fiber. 
B)  Temperate forests in the eastern United States are holding steady or even expanding. 
C)  Government protection is responsible for the expansion of virgin stands in the eastern United States. 
D)  Well over sixty percent of U. S. forests are owned and supervised by the government. 
E)  The Forest Legacy Program is a provision of the1990 Farm Bill that helps to further protect public lands. 
A)  Temperate forests are currently the primary source of the world's industrial wood and wood fiber. 
B)  Temperate forests in the eastern United States are holding steady or even expanding. 
C)  Government protection is responsible for the expansion of virgin stands in the eastern United States. 
D)  Well over sixty percent of U. S. forests are owned and supervised by the government. 
E)  The Forest Legacy Program is a provision of the1990 Farm Bill that helps to further protect public lands.

Question 8

National parks may include:

Accepted Answer

A)  significant modern architecture. 
B)  economically significant areas or buildings. 
C)  historic battlefields. 
D)  farm land. 
E)  None of these statements is correct 
A)  significant modern architecture. 
B)  economically significant areas or buildings. 
C)  historic battlefields. 
D)  farm land. 
E)  None of these statements is correct

Question 9

What are ecosystem services? How would you respond to the critic who says, "Forests are only good for providing timber"? Support your answer with examples of at least four different ecosystem services offered by forests.

Accepted Answer

Ecosystem services are important environ

Question 10

Deforestation is linked to all of the following except:

Accepted Answer

A)  release of CO2, which may contribute to an increase in global temperature. 
B)  decreased soil fertility. 
C)  the extinction of many species. 
D)  increasingly dry local climates. 
E)  increased groundwater infiltration 
A)  release of CO2, which may contribute to an increase in global temperature. 
B)  decreased soil fertility. 
C)  the extinction of many species. 
D)  increasingly dry local climates. 
E)  increased groundwater infiltration

Question 11

The removal of all mature trees in an area over an extended period of time is known as:

Accepted Answer

A)  clearcutting. 
B)  even-age harvesting. 
C)  selective cutting. 
D)  seed-tree cutting. 
E)  shelterwood cutting. 
A)  clearcutting. 
B)  even-age harvesting. 
C)  selective cutting. 
D)  seed-tree cutting. 
E)  shelterwood cutting.

Question 12

The purpose of the National Wildlife Refuge System is to:

Accepted Answer

A)  preserve lands and waters for the conservation of wildlife. 
B)  preserve historically significant buildings. 
C)  maintain quality drinking water for urban areas. 
D)  raise money to protect wilderness areas of the United States. 
E)  More than one of these statements are correct 
A)  preserve lands and waters for the conservation of wildlife. 
B)  preserve historically significant buildings. 
C)  maintain quality drinking water for urban areas. 
D)  raise money to protect wilderness areas of the United States. 
E)  More than one of these statements are correct

Question 13

All of the following are benefits of coastal wetlands except:

Accepted Answer

A)  providing food. 
B)  acting as nurseries for many marine organisms. 
C)  reducing the impact of ozone depletion. 
D)  protecting coastlines from erosion. 
E)  reducing the damage from hurricanes. 
A)  providing food. 
B)  acting as nurseries for many marine organisms. 
C)  reducing the impact of ozone depletion. 
D)  protecting coastlines from erosion. 
E)  reducing the damage from hurricanes.

Question 14

The natural or human-induced process that decreases the future ability of the land to support crops or livestock is known as:

Accepted Answer

A)  desertification 
B)  land degradation 
C)  overgrazing 
D)  clear cutting 
E)  undergrazing 
A)  desertification 
B)  land degradation 
C)  overgrazing 
D)  clear cutting 
E)  undergrazing

Question 15

Habitat corridors are intended to provide:

Accepted Answer

A)  further habitat fragmentation. 
B)  increased species richness within forest monocultures. 
C)  a means for controlling insect pests and invasive species. 
D)  increased timber production. 
E)  opportunities for larger animals to establish larger territories. 
A)  further habitat fragmentation. 
B)  increased species richness within forest monocultures. 
C)  a means for controlling insect pests and invasive species. 
D)  increased timber production. 
E)  opportunities for larger animals to establish larger territories.

Question 16

All of the following are benefits of coastal wetlands except:

Accepted Answer

A)  reduced flooding through their ability to hold excess water 
B)  improved water quality 
C)  reduced impact of ozone depletion. 
D)  Provide habitat for endangered species 
E)  Produce important commercial products 
A)  reduced flooding through their ability to hold excess water 
B)  improved water quality 
C)  reduced impact of ozone depletion. 
D)  Provide habitat for endangered species 
E)  Produce important commercial products

Question 17

Which of the following statements about forest ownership in the United States is true?

Accepted Answer

A)  Federal government owns the majority of the forests 
B)  State and local governments own about 25% of the forests 
C)  Private individuals own the majority of the forests 
D)  Corporations own about half of the forests 
E)  None of these statements is true 
A)  Federal government owns the majority of the forests 
B)  State and local governments own about 25% of the forests 
C)  Private individuals own the majority of the forests 
D)  Corporations own about half of the forests 
E)  None of these statements is true

Question 18

Which of the following is not a way to slow deforestation?

Accepted Answer

A)  replant trees 
B)  allow the land that has been under slash-and-burn agricultural practices to rest for 20 to 100 years 
C)  promote additional slash-and-burn agricultural practices 
D)  harvest trees only at the time they reach harvestable size 
E)  promote land reform changes 
A)  replant trees 
B)  allow the land that has been under slash-and-burn agricultural practices to rest for 20 to 100 years 
C)  promote additional slash-and-burn agricultural practices 
D)  harvest trees only at the time they reach harvestable size 
E)  promote land reform changes

Question 19

Which of the following is not an ecosystem service performed by rural lands?

Accepted Answer

A)  flood and erosion control 
B)  waste recycling 
C)  leaching of mineral nutrients 
D)  wildlife habitat 
E)  groundwater recharge 
A)  flood and erosion control 
B)  waste recycling 
C)  leaching of mineral nutrients 
D)  wildlife habitat 
E)  groundwater recharge

Question 20

Tropical dry forests are being destroyed largely due to demand for:

Accepted Answer

A)  food. 
B)  pharmaceutical products. 
C)  mining ores. 
D)  industrial wood and wood fiber. 
E)  fuel. 
A)  food. 
B)  pharmaceutical products. 
C)  mining ores. 
D)  industrial wood and wood fiber. 
E)  fuel.

Exam 17: Land Resources

Which of the following is not a commercial product of freshwater wetlands?

Conservation strategies that set aside ecosystems for preservation:

Which of the following is not a method currently used to harvest trees?

Which organization is included as a provision of the 1990 Farm Bill which helps landowners protect environmentally important forestlands from development?

Identify and discuss four ways in which forest trees are currently harvested. Which method is the most ecologically sound, and why? Which method is the most economical? If your answer is different for these two questions, how could a compromise be reached?

Which of the following statements is true?

National parks may include:

What are ecosystem services? How would you respond to the critic who says, "Forests are only good for providing timber"? Support your answer with examples of at least four different ecosystem services offered by forests.

Deforestation is linked to all of the following except:

The removal of all mature trees in an area over an extended period of time is known as:

The purpose of the National Wildlife Refuge System is to:

All of the following are benefits of coastal wetlands except:

The natural or human-induced process that decreases the future ability of the land to support crops or livestock is known as:

Habitat corridors are intended to provide:

All of the following are benefits of coastal wetlands except:

Which of the following statements about forest ownership in the United States is true?

Which of the following is not a way to slow deforestation?

Which of the following is not an ecosystem service performed by rural lands?

Tropical dry forests are being destroyed largely due to demand for:

Introducing Environmental Science and Sustainability

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Ecosystems and Energy

Ecosystems and the Physical Environment

Ecosystems and Living Organisms

Major Ecosystems of the World

Human Health and Environmental Toxicology

The Human Population

The Urban World

Energy Consumption

Fossil Fuels

Renewable Energy and Nuclear Power

Water: a Limited Resource

Soil Resources

Mineral Resources

Biological Resources

Food Resources

Air Pollution

Global Climate Change

Water Pollution

Pest Management

Solid and Hazardous Waste

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