Question 1

Approximately what percentage of plant and animal species have been classified overall.

Accepted Answer

A)  1% 
B)  13% 
C)  67% 
D)  92% 
A)  1% 
B)  13% 
C)  67% 
D)  92%

Question 2

Epiphytic plants, such as various species of orchids (Orchidaceae), grow upon another plant, using the plants for physical support, but bringing no harm to the host plant. This is an example of which symbiotic relationship?

Accepted Answer

A)  parasitism 
B)  mutualism 
C)  commensalism 
D)  amensalism 
A)  parasitism 
B)  mutualism 
C)  commensalism 
D)  amensalism

Question 3

What is an ecosystem? What is the spatial scale of an ecosystem? Provide some examples of an ecosystem.

Accepted Answer

An ecosystem is a self-sustaining associ

Question 4

The term ecology literally means "the study of the household."

Accepted Answer

A) True 
 B)False

Question 5

6CO₂ + 6H₂O + Light g C₆H₁₂O₆ + 6O₂ is the generalized equation for

Accepted Answer

A)  respiration. 
B)  photosynthesis. 
C)  chemosynthesis. 
D)  transpiration. 
A)  respiration. 
B)  photosynthesis. 
C)  chemosynthesis. 
D)  transpiration.

Question 6

Describe the main abiotic ecosystem components. Give at least two regional examples of how these elements combine to form ecosystems.

Accepted Answer

Abiotic components of an ecosy

Question 7

The origin of the Earth's biological diversity is embodied in

Accepted Answer

A)  the life zone concept. 
B)  the theory of evolution. 
C)  ecological succession principle. 
D)  competitive exclusion principle. 
A)  the life zone concept. 
B)  the theory of evolution. 
C)  ecological succession principle. 
D)  competitive exclusion principle.

Question 8

Most of the Earth's organisms have been identified and classified.

Accepted Answer

A) True 
 B)False

Question 9

A resilient species or ecosystem is one that can recover quickly from disturbance.

Accepted Answer

A) True 
 B)False

Question 10

Bacteria are the largest (i.e. number of species) group of organisms.

Accepted Answer

A) True 
 B)False

Question 11

The notion that the traits that help a species survive and reproduce are passed along more frequently than those that do not (i.e. differential reproduction and adaptation) is known as

Accepted Answer

A)  Lamarckianism. 
B)  punctuated equilibrium. 
C)  natural selection. 
D)  gradualism. 
A)  Lamarckianism. 
B)  punctuated equilibrium. 
C)  natural selection. 
D)  gradualism.

Question 12

The interacting populations of living plants and animals in a particular location are described as a(n)

Accepted Answer

A)  metapopulation. 
B)  ecosystem. 
C)  community. 
D)  niche. 
A)  metapopulation. 
B)  ecosystem. 
C)  community. 
D)  niche.

Question 13

The snail kite (Rostrhamus sociabilis) is a specialist that feeds on only one specific type of snail. By comparison, the Mallard Duck (Anas platyrhynchos) is a generalist that feeds on diverse food sources. Whereas the snail kite has a very limited range, the Mallard Duck has a very broad range. The snail kite's diet is an example of a(n)

Accepted Answer

A)  limiting factor. 
B)  range of tolerance. 
C)  ecological niche. 
D)  habitat. 
A)  limiting factor. 
B)  range of tolerance. 
C)  ecological niche. 
D)  habitat.

Question 14

Respiration is essentially the reverse of the photosynthetic process.

Accepted Answer

A) True 
 B)False

Question 15

Currently, approximately ________ of cultivated acreage in the United States and Canada is planted for animal consumption

Accepted Answer

A)  15% 
B)  30% 
C)  50% 
D)  65% 
A)  15% 
B)  30% 
C)  50% 
D)  65%

Question 16

C₆H₁₂O₆ + 6O₂ g 6CO₂ + 6H₂O + heat energy is the generalized equation for

Accepted Answer

A)  respiration. 
B)  photosynthesis. 
C)  chemosynthesis. 
D)  transpiration. 
A)  respiration. 
B)  photosynthesis. 
C)  chemosynthesis. 
D)  transpiration.

Question 17

As energy moves through trophic levels is increases from lower to higher levels.

Accepted Answer

A) True 
 B)False

Question 18

A self-regulating association of living plants and animals and their nonliving physical environment is termed a(n)

Accepted Answer

A)  ecosystem. 
B)  ecotone. 
C)  community. 
D)  niche. 
A)  ecosystem. 
B)  ecotone. 
C)  community. 
D)  niche.

Question 19

Increased atmospheric CO₂ may lead to increased foliage cover.

Accepted Answer

A) True 
 B)False

Question 20

Primary succession is more common than secondary succession.

Accepted Answer

A) True 
 B)False

Approximately what percentage of plant and animal species have been classified overall.

Epiphytic plants, such as various species of orchids (Orchidaceae), grow upon another plant, using the plants for physical support, but bringing no harm to the host plant. This is an example of which symbiotic relationship?

What is an ecosystem? What is the spatial scale of an ecosystem? Provide some examples of an ecosystem.

The term ecology literally means "the study of the household."

6CO₂ + 6H₂O + Light g C₆H₁₂O₆ + 6O₂ is the generalized equation for

Describe the main abiotic ecosystem components. Give at least two regional examples of how these elements combine to form ecosystems.

The origin of the Earth's biological diversity is embodied in

Most of the Earth's organisms have been identified and classified.

A resilient species or ecosystem is one that can recover quickly from disturbance.

Bacteria are the largest (i.e. number of species) group of organisms.

The notion that the traits that help a species survive and reproduce are passed along more frequently than those that do not (i.e. differential reproduction and adaptation) is known as

The interacting populations of living plants and animals in a particular location are described as a(n)

Respiration is essentially the reverse of the photosynthetic process.

Currently, approximately ________ of cultivated acreage in the United States and Canada is planted for animal consumption

C₆H₁₂O₆ + 6O₂ g 6CO₂ + 6H₂O + heat energy is the generalized equation for

As energy moves through trophic levels is increases from lower to higher levels.

A self-regulating association of living plants and animals and their nonliving physical environment is termed a(n)

Increased atmospheric CO₂ may lead to increased foliage cover.

Primary succession is more common than secondary succession.

Essentials of Geography

Solar Energy to Earth and the Seasons

Earths Modern Atmosphere

Atmosphere and Surface Energy Balances

Global Temperatures

Atmospheric and Oceanic Circulations

Water and Atmospheric Moisture

Weather

Water Resources

Global Climate Systems

Climate Change

The Dynamic Planet

Tectonics, Earthquakes, and Volcanism

Weathering, Karst Landscapes, and Mass Movement

River Systems and Landforms

The Oceans, Coastal Processes, and Wind Processes

Glacial and Periglacial Processes and Landforms

The Geography of Soils

Terrestrial Biomes

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Exam 19: Ecosystem Essentials

Approximately what percentage of plant and animal species have been classified overall.

Epiphytic plants, such as various species of orchids (Orchidaceae), grow upon another plant, using the plants for physical support, but bringing no harm to the host plant. This is an example of which symbiotic relationship?

What is an ecosystem? What is the spatial scale of an ecosystem? Provide some examples of an ecosystem.

The term ecology literally means "the study of the household."

6CO₂ + 6H₂O + Light g C₆H₁₂O₆ + 6O₂ is the generalized equation for

Describe the main abiotic ecosystem components. Give at least two regional examples of how these elements combine to form ecosystems.

The origin of the Earth's biological diversity is embodied in

Most of the Earth's organisms have been identified and classified.

A resilient species or ecosystem is one that can recover quickly from disturbance.

Bacteria are the largest (i.e. number of species) group of organisms.

The notion that the traits that help a species survive and reproduce are passed along more frequently than those that do not (i.e. differential reproduction and adaptation) is known as

The interacting populations of living plants and animals in a particular location are described as a(n)

Respiration is essentially the reverse of the photosynthetic process.

Currently, approximately ________ of cultivated acreage in the United States and Canada is planted for animal consumption

C₆H₁₂O₆ + 6O₂ g 6CO₂ + 6H₂O + heat energy is the generalized equation for

As energy moves through trophic levels is increases from lower to higher levels.

A self-regulating association of living plants and animals and their nonliving physical environment is termed a(n)

Increased atmospheric CO₂ may lead to increased foliage cover.

Primary succession is more common than secondary succession.

Essentials of Geography

Solar Energy to Earth and the Seasons

Earths Modern Atmosphere

Atmosphere and Surface Energy Balances

Global Temperatures

Atmospheric and Oceanic Circulations

Water and Atmospheric Moisture

Weather

Water Resources

Global Climate Systems

Climate Change

The Dynamic Planet

Tectonics, Earthquakes, and Volcanism

Weathering, Karst Landscapes, and Mass Movement

River Systems and Landforms

The Oceans, Coastal Processes, and Wind Processes

Glacial and Periglacial Processes and Landforms

The Geography of Soils

Terrestrial Biomes

Filters