Question 1

One of the reasons that it is difficult to restore an oak savanna is that

Accepted Answer

A) Too many weedy species take over the oak saplings 
B) There are no natural fires to control vegetation due to human development of the areas 
C) Too many trees are cut down illegally for their timber value 
D) Too many wild animals destroy the bark of the trees 
E) There is not enough suitable land remaining 
A) Too many weedy species take over the oak saplings 
B) There are no natural fires to control vegetation due to human development of the areas 
C) Too many trees are cut down illegally for their timber value 
D) Too many wild animals destroy the bark of the trees 
E) There is not enough suitable land remaining

Question 2

Efforts to repair or reconstruct ecosystems are known as

Accepted Answer

A) Land stewardship 
B) Conservation reserve programs 
C) Landscape ecology 
D) Restoration ecology 
E) Mitigation 
A) Land stewardship 
B) Conservation reserve programs 
C) Landscape ecology 
D) Restoration ecology 
E) Mitigation

Question 3

The restoration of Nonsuch Island in Bermuda has been very successful, particularly in preserving the

Accepted Answer

A) Pine martin 
B) Bermuda cahow 
C) Bermuda cedar 
D) Forest lynx 
E) Long-tailed tropic bird 
A) Pine martin 
B) Bermuda cahow 
C) Bermuda cedar 
D) Forest lynx 
E) Long-tailed tropic bird

Question 4

Describe at least three methods that may be used in restoring streams.What is the main purpose of each method? List the benefits associated with each of these techniques.

Accepted Answer

Should include some of the following:
1)

Question 5

Problems encountered in the Florida Everglades due to modification of the natural flow of water include

Accepted Answer

A) Loss of 90 percent of wading bird populations in Everglades National Park 
B) Water shortages in many cities during the dry season 
C) Increased number of hurricanes 
D) Loss of 90 percent of wading bird populations in Everglades National Park and water shortages in many cities during the dry season 
E) All of these are correct 
A) Loss of 90 percent of wading bird populations in Everglades National Park 
B) Water shortages in many cities during the dry season 
C) Increased number of hurricanes 
D) Loss of 90 percent of wading bird populations in Everglades National Park and water shortages in many cities during the dry season 
E) All of these are correct

Question 6

The most influential American forester was Aldo Leopold.

Accepted Answer

A) True 
 B)False

Question 7

The majority of coastal wetland loss in the United States is due to

Accepted Answer

A) Loss of estuaries in the northeast 
B) Levees that guide the Mississippi River out into the Gulf of Mexico 
C) Evaporation due to global warming 
D) Development 
E) Draining and filling to provide storm barricades 
A) Loss of estuaries in the northeast 
B) Levees that guide the Mississippi River out into the Gulf of Mexico 
C) Evaporation due to global warming 
D) Development 
E) Draining and filling to provide storm barricades

Question 8

Wetlands are critical for wildlife survival because they

Accepted Answer

A) Are highly productive and are sources of food 
B) Allow animals to cool off 
C) Contain few, but rare, species 
D) Provide vast amounts of habitat 
E) All of these are correct 
A) Are highly productive and are sources of food 
B) Allow animals to cool off 
C) Contain few, but rare, species 
D) Provide vast amounts of habitat 
E) All of these are correct

Question 9

The former Berkely mine pit in Butte, Montana is now a 300 m-deep lake with a pH of

Accepted Answer

A) 2.5 
B) 4.0 
C) 5.5 
D) 7.0 
E) 9.7 
A) 2.5 
B) 4.0 
C) 5.5 
D) 7.0 
E) 9.7

Question 10

Bioremediation is a restoration strategy that

Accepted Answer

A) brings in different species to see which ones will thrive best in a polluted area 
B) determines that a contaminated site is healthy because one species can thrive on it 
C) uses living organisms such as plants and bacteria to eliminate toxins from the ecosystem 
D) is a labor-intensive process where contaminated soil must be removed and replaced before plants and animals can grow 
A) brings in different species to see which ones will thrive best in a polluted area 
B) determines that a contaminated site is healthy because one species can thrive on it 
C) uses living organisms such as plants and bacteria to eliminate toxins from the ecosystem 
D) is a labor-intensive process where contaminated soil must be removed and replaced before plants and animals can grow

Question 11

The first nationwide restoration project in Africa is now taking place in

Accepted Answer

A) Rwanda 
B) Uganda 
C) Kenya 
D) South Africa 
E) Nairobi 
A) Rwanda 
B) Uganda 
C) Kenya 
D) South Africa 
E) Nairobi

Question 12

All of the following are things that can be done toward ecological restoration except

Accepted Answer

A) Pick up litter 
B) Replant native species 
C) Remove invasive species 
D) Grow a garden 
E) Burn unwanted vegetation 
A) Pick up litter 
B) Replant native species 
C) Remove invasive species 
D) Grow a garden 
E) Burn unwanted vegetation

Question 13

Some of the advantages of planting trees in cities are that they

Accepted Answer

A) Act as noise barriers 
B) Provide shade 
C) Improve air quality 
D) Improve the aesthetics 
E) All of these are correct 
A) Act as noise barriers 
B) Provide shade 
C) Improve air quality 
D) Improve the aesthetics 
E) All of these are correct

Question 14

"Brown fields" is another name for

Accepted Answer

A) Tallgrass prairies 
B) Degraded wetlands 
C) Prairies converted into croplands 
D) Abandoned, contaminated industrial sites 
E) Abandoned, contaminated surface mines 
A) Tallgrass prairies 
B) Degraded wetlands 
C) Prairies converted into croplands 
D) Abandoned, contaminated industrial sites 
E) Abandoned, contaminated surface mines

Question 15

Which of the following is NOT a main component of restoration of any ecosystem?

Accepted Answer

A) Replanting 
B) Monitoring 
C) Controlling invasive species 
D) Removing physical stressors 
E) Removal of indigenous peoples 
A) Replanting 
B) Monitoring 
C) Controlling invasive species 
D) Removing physical stressors 
E) Removal of indigenous peoples

Question 16

The majority of the mixed grass section of the Great Plains has been converted to

Accepted Answer

A) Oak savanna 
B) Tallgrass prairie 
C) Crop lands 
D) Grazing lands 
E) Wetlands 
A) Oak savanna 
B) Tallgrass prairie 
C) Crop lands 
D) Grazing lands 
E) Wetlands

Question 17

Wetlands control flooding by

Accepted Answer

A) Temporarily storing water 
B) Diverting water to other drainage basins 
C) Evaporating most of the water 
D) Helping rain flow faster into rivers 
E) All of these methods 
A) Temporarily storing water 
B) Diverting water to other drainage basins 
C) Evaporating most of the water 
D) Helping rain flow faster into rivers 
E) All of these methods

Question 18

Protection of our forests depends on all of the following, except

Accepted Answer

A) Allowing natural fires to burn 
B) Removal of dense undergrowth 
C) Using prescribed fires where necessary 
D) Cutting down the largest trees in fire-prone areas 
E) None of these is correct 
A) Allowing natural fires to burn 
B) Removal of dense undergrowth 
C) Using prescribed fires where necessary 
D) Cutting down the largest trees in fire-prone areas 
E) None of these is correct

Question 19

In the United States, most reforestation projects result in

Accepted Answer

A) Huge amounts of biomass, which is then burned to produce energy 
B) Large old-growth forests 
C) Monoculture forests 
D) Small deciduous forests with a large variety of tree types 
E) None of these is correct 
A) Huge amounts of biomass, which is then burned to produce energy 
B) Large old-growth forests 
C) Monoculture forests 
D) Small deciduous forests with a large variety of tree types 
E) None of these is correct

Question 20

To use a site to create a new and different kind of biological community rather than the existing one is known as reallocation.

Accepted Answer

A) True 
 B)False

Exam 13: Restoration Ecology

One of the reasons that it is difficult to restore an oak savanna is that

Efforts to repair or reconstruct ecosystems are known as

The restoration of Nonsuch Island in Bermuda has been very successful, particularly in preserving the

Describe at least three methods that may be used in restoring streams.What is the main purpose of each method? List the benefits associated with each of these techniques.

Problems encountered in the Florida Everglades due to modification of the natural flow of water include

The most influential American forester was Aldo Leopold.

The majority of coastal wetland loss in the United States is due to

Wetlands are critical for wildlife survival because they

The former Berkely mine pit in Butte, Montana is now a 300 m-deep lake with a pH of

Bioremediation is a restoration strategy that

The first nationwide restoration project in Africa is now taking place in

All of the following are things that can be done toward ecological restoration except

Some of the advantages of planting trees in cities are that they

"Brown fields" is another name for

Which of the following is NOT a main component of restoration of any ecosystem?

The majority of the mixed grass section of the Great Plains has been converted to

Wetlands control flooding by

Protection of our forests depends on all of the following, except

In the United States, most reforestation projects result in

To use a site to create a new and different kind of biological community rather than the existing one is known as reallocation.

Understanding Our Environment

Principles of Science and Systems

Matter, Energy, and Life

Evolution, Biological Communities, and Species Interactions

Biomes

Population Biology

Human Populations

Environmental Health and Toxicology

Food and Hunger

Farming: Conventional and Sustainable Practices

Biodiversity

Biodiversity: Preserving Landscapes

Geology and Earth Resources

Climate Change

Air Pollution

Water Use and Management

Water Pollution

Conventional Energy

Sustainable Energy

Solid, Toxic, and Hazardous Waste

Urbanization and Sustainable Cities

Ecological Economics

Environmental Policy, Law, and Planning

What Then Shall We Do

Filters