Question 1

Which of the following organizational hierarchies is correct?

Accepted Answer

A) ecosystem landscape community biome 
B) biome community landscape ecosystem 
C) community ecosystem landscape biome 
D) landscape community ecosystem biome 
A) ecosystem landscape community biome 
B) biome community landscape ecosystem 
C) community ecosystem landscape biome 
D) landscape community ecosystem biome

Question 2

All of the following apply to estuaries EXCEPT:

Accepted Answer

A) There provide very valuable breeding grounds for commercially important fish and shellfish. 
B) There is no salinity in estuarine ecosystems due to large supply of fresh water from a river. 
C) Plants and algae that grow here have high tolerance for changing environmental conditions like salinity and light penetration. 
D) These coastal ecosystems provide a barrier against the ocean during storms. 
A) There provide very valuable breeding grounds for commercially important fish and shellfish. 
B) There is no salinity in estuarine ecosystems due to large supply of fresh water from a river. 
C) Plants and algae that grow here have high tolerance for changing environmental conditions like salinity and light penetration. 
D) These coastal ecosystems provide a barrier against the ocean during storms.

Question 3

Which of the following ecological concepts is illustrated by Darwin's Finches as shown below?

Accepted Answer

A) Ecological succession 
B) Comparative anatomy 
C) Co-evolution 
D) Resource partitioning 
A) Ecological succession 
B) Comparative anatomy 
C) Co-evolution 
D) Resource partitioning

Question 4

What conclusion did Darwin come to after observing 14 species of finches in Galápagos Islands?

Accepted Answer

A) All of the finch species had descended from a single common ancestor. 
B) All of the species descended from 14 different founder finches. 
C) All of the species resembled finches on the South American mainland. 
D) All of the species exhibited identical lifestyles, including diet. 
A) All of the finch species had descended from a single common ancestor. 
B) All of the species descended from 14 different founder finches. 
C) All of the species resembled finches on the South American mainland. 
D) All of the species exhibited identical lifestyles, including diet.

Question 5

Which of the following statements about natural selection is TRUE?

Accepted Answer

A) Only the strongest individuals survive to reproduce. 
B) Individuals evolve traits that allow them to survive and pass those on to their offspring. 
C) The most similar individuals are the most likely to adapt to new environments. 
D) Individuals most adapted to their environments are most likely to survive and reproduce. 
A) Only the strongest individuals survive to reproduce. 
B) Individuals evolve traits that allow them to survive and pass those on to their offspring. 
C) The most similar individuals are the most likely to adapt to new environments. 
D) Individuals most adapted to their environments are most likely to survive and reproduce.

Question 6

The biome with high amounts of precipitation, large narrow-leaved evergreen trees, and epiphytes including lichens is the:

Accepted Answer

A) taiga. 
B) temperate deciduous forest. 
C) tropical rain forest. 
D) temperate rain forest. 
A) taiga. 
B) temperate deciduous forest. 
C) tropical rain forest. 
D) temperate rain forest.

Question 7

Describe the ecological significance of fire. Why has the question of fire in fire-dependent ecosystems become more complicated in recent years? Make a case for humans deliberately setting fires, giving the advantages and disadvantages for the ecosystem. What are three other fire prevention practices that can reduce the threat of fire to those who have homes in fire-vulnerable areas?

Accepted Answer

Fire is an integral part of many ecosyst

Question 8

Strong swimming organisms in aquatic ecosystems that include fish, turtles and whales are known as _________.

Accepted Answer

The answer of Strong swimming organisms in aquatic ecosystems that...

Question 9

Which of the following arguments would be MOST compelling to an economist considering the development of a wetland?

Accepted Answer

A) Wetlands are enjoyed by bird watchers. 
B) Biodiversity is sometimes low in wetlands. 
C) Wetlands provide habitat for muskrats and beavers. 
D) Wetlands provide ecosystem services like water purification that would cost millions to replace. 
A) Wetlands are enjoyed by bird watchers. 
B) Biodiversity is sometimes low in wetlands. 
C) Wetlands provide habitat for muskrats and beavers. 
D) Wetlands provide ecosystem services like water purification that would cost millions to replace.

Question 10

Excluding soil organisms, what percentage of tropical rainforest inhabitants are adapted to live in the canopy?

Accepted Answer

A) 90% 
B) 70% 
C) 50% 
D) 40% 
A) 90% 
B) 70% 
C) 50% 
D) 40%

Question 11

Which of the following statements about deserts is TRUE?

Accepted Answer

A) They are the only biome with drought adapted vegetation. 
B) They only occur in subtropical or tropical regions. 
C) They are the only biome with small animals. 
D) They are found in both temperate and subtropical or tropical regions. 
A) They are the only biome with drought adapted vegetation. 
B) They only occur in subtropical or tropical regions. 
C) They are the only biome with small animals. 
D) They are found in both temperate and subtropical or tropical regions.

Question 12

Aquatic organisms that are weak swimmers are known as:

Accepted Answer

A) benthos. 
B) nekton. 
C) pelagic inhabitants. 
D) plankton 
A) benthos. 
B) nekton. 
C) pelagic inhabitants. 
D) plankton

Question 13

Which of the following statements about wildfires is TRUE?

Accepted Answer

A) They are always damaging for natural environments. 
B) They release nutrient minerals that were locked in dry organic material. 
C) They encourage the growth of shade-resistant plants. 
D) They result in the destruction of the underground stems and buds of grasses. 
A) They are always damaging for natural environments. 
B) They release nutrient minerals that were locked in dry organic material. 
C) They encourage the growth of shade-resistant plants. 
D) They result in the destruction of the underground stems and buds of grasses.

Question 14

Which of the following does NOT apply to freshwater wetlands?

Accepted Answer

A) Anaerobic conditions 
B) Accumulation of organic material 
C) Water-tolerant vegetation 
D) Drought resistant plants 
A) Anaerobic conditions 
B) Accumulation of organic material 
C) Water-tolerant vegetation 
D) Drought resistant plants

Question 15

Which of the following abiotic factors does NOT typically affect biome structure?

Accepted Answer

A) Elevation 
B) Wildfires 
C) Droughts 
D) Salinity 
A) Elevation 
B) Wildfires 
C) Droughts 
D) Salinity

Question 16

How are goats useful in the chaparral? Why are they needed? What challenges do they present as a management tool?

Accepted Answer

California has about 6,000 wildfires eac

Question 17

Which biome is mismatched with the statement that follows it?

Accepted Answer

A) Tropical rain forest: plants grow in layers -- canopy, understory 
B) Tundra: a layer of permafrost 
C) Boreal forest: well suited for agriculture because of short growing season and mineral-poor soil 
D) Chaparrals have many plants that are fire-adapted and grow best following a fire. 
A) Tropical rain forest: plants grow in layers -- canopy, understory 
B) Tundra: a layer of permafrost 
C) Boreal forest: well suited for agriculture because of short growing season and mineral-poor soil 
D) Chaparrals have many plants that are fire-adapted and grow best following a fire.

Question 18

The biological community that characterizes the arctic tundra is: 1. migrating herbivores, small mammals, and predatory birds.
2. large trees.
3. mosses, lichens, and dwarf woody plants.

Accepted Answer

A) 1 only 
B) 2 only 
C) 3 only 
D) 1 and 3 
A) 1 only 
B) 2 only 
C) 3 only 
D) 1 and 3

Question 19

The mechanism of natural selection involves all of the following EXCEPT:

Accepted Answer

A) overproduction within a species. 
B) limits on population growth. 
C) genetic variation. 
D) a stable community structure. 
A) overproduction within a species. 
B) limits on population growth. 
C) genetic variation. 
D) a stable community structure.

Question 20

Which of the following is characteristic of desert animals?

Accepted Answer

A) They tend to be quite large in size. 
B) They remain inactive during the driest months of the year. 
C) They are active throughout the day and night. 
D) Rodents are the only group of mammals represented in this biome. 
A) They tend to be quite large in size. 
B) They remain inactive during the driest months of the year. 
C) They are active throughout the day and night. 
D) Rodents are the only group of mammals represented in this biome.

Which of the following organizational hierarchies is correct?

All of the following apply to estuaries EXCEPT:

Which of the following ecological concepts is illustrated by Darwin's Finches as shown below?

What conclusion did Darwin come to after observing 14 species of finches in Galápagos Islands?

Which of the following statements about natural selection is TRUE?

The biome with high amounts of precipitation, large narrow-leaved evergreen trees, and epiphytes including lichens is the:

Strong swimming organisms in aquatic ecosystems that include fish, turtles and whales are known as _________.

Which of the following arguments would be MOST compelling to an economist considering the development of a wetland?

Excluding soil organisms, what percentage of tropical rainforest inhabitants are adapted to live in the canopy?

Which of the following statements about deserts is TRUE?

Aquatic organisms that are weak swimmers are known as:

Which of the following statements about wildfires is TRUE?

Which of the following does NOT apply to freshwater wetlands?

Which of the following abiotic factors does NOT typically affect biome structure?

How are goats useful in the chaparral? Why are they needed? What challenges do they present as a management tool?

Which biome is mismatched with the statement that follows it?

The biological community that characterizes the arctic tundra is: 1. migrating herbivores, small mammals, and predatory birds. 2. large trees. 3. mosses, lichens, and dwarf woody plants.

The mechanism of natural selection involves all of the following EXCEPT:

Which of the following is characteristic of desert animals?

The Environmental Challenges We Face

Sustainability and Human Values

Environmental History, Politics, and Economics

Risk Analysis and Environmental Health Hazards

How Ecosystems Work

Human Population Change and the Environment

Air and Air Pollution

Global Atmospheric Changes

Freshwater Resources and Water Pollution

The Ocean and Fisheries

Mineral and Soil Resources

Land Resources

Agriculture and Food Resources

Biodiversity and Conservation

Solid and Hazardous Waste

Nonrenewable Energy Resources

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Exam 6: Ecosystems and Evolution

Which of the following organizational hierarchies is correct?

All of the following apply to estuaries EXCEPT:

Which of the following ecological concepts is illustrated by Darwin's Finches as shown below?

What conclusion did Darwin come to after observing 14 species of finches in Galápagos Islands?

Which of the following statements about natural selection is TRUE?

The biome with high amounts of precipitation, large narrow-leaved evergreen trees, and epiphytes including lichens is the:

Strong swimming organisms in aquatic ecosystems that include fish, turtles and whales are known as _________.

Which of the following arguments would be MOST compelling to an economist considering the development of a wetland?

Excluding soil organisms, what percentage of tropical rainforest inhabitants are adapted to live in the canopy?

Which of the following statements about deserts is TRUE?

Aquatic organisms that are weak swimmers are known as:

Which of the following statements about wildfires is TRUE?

Which of the following does NOT apply to freshwater wetlands?

Which of the following abiotic factors does NOT typically affect biome structure?

How are goats useful in the chaparral? Why are they needed? What challenges do they present as a management tool?

Which biome is mismatched with the statement that follows it?

The biological community that characterizes the arctic tundra is: 1. migrating herbivores, small mammals, and predatory birds. 2. large trees. 3. mosses, lichens, and dwarf woody plants.

The mechanism of natural selection involves all of the following EXCEPT:

Which of the following is characteristic of desert animals?

The Environmental Challenges We Face

Sustainability and Human Values

Environmental History, Politics, and Economics

Risk Analysis and Environmental Health Hazards

How Ecosystems Work

Human Population Change and the Environment

Air and Air Pollution

Global Atmospheric Changes

Freshwater Resources and Water Pollution

The Ocean and Fisheries

Mineral and Soil Resources

Land Resources

Agriculture and Food Resources

Biodiversity and Conservation

Solid and Hazardous Waste

Nonrenewable Energy Resources

Renewable Energy Resources

Filters