Question 1

Human caused eutrophication is known as which of the following?

Accepted Answer

A) Oligotrophication. 
B) Mesotrophication. 
C) Cultural eutrophication. 
D) Anthropotrophication. 
A) Oligotrophication. 
B) Mesotrophication. 
C) Cultural eutrophication. 
D) Anthropotrophication.

Question 2

Which names the openings on the surfaces of plant leaves through which gases move?

Accepted Answer

A) Chlorophyll. 
B) Stomata. 
C) Guard cells. 
D) Chloroplasts. 
A) Chlorophyll. 
B) Stomata. 
C) Guard cells. 
D) Chloroplasts.

Question 3

A stable ecosystem is one that is not undergoing any change.

Accepted Answer

A) True 
 B)False

Question 4

Which is the net dry weight of all organic material in an ecosystem?

Accepted Answer

A) Net primary productivity. 
B) Biomass. 
C) Net photosynthesis. 
D) Compensation point. 
A) Net primary productivity. 
B) Biomass. 
C) Net photosynthesis. 
D) Compensation point.

Question 5

What is biogeography? What subjects do biogeographers study? What is ecology? How does biogeography vary from ecology?

Accepted Answer

Biogeography is the study of the distrib

Question 6

In which of the following marine/aquatic ecosystems would one tend to find the highest net primary productivity?

Accepted Answer

A) Open ocean. 
B) Boreal forest. 
C) Algal beds and reefs. 
D) Upwelling zone. 
A) Open ocean. 
B) Boreal forest. 
C) Algal beds and reefs. 
D) Upwelling zone.

Question 7

In which portion of a lake would oligotrophic conditions most likely occur?

Accepted Answer

A) Along the shore. 
B) In shallow bays. 
C) In deep water. 
D) In areas where high nutrient inputs occur. 
A) Along the shore. 
B) In shallow bays. 
C) In deep water. 
D) In areas where high nutrient inputs occur.

Question 8

The term biodiversity encompasses not only the number and variety of different species,but also genetic variations within a species and even the varieties of ecosystems,habitats,and communities in an area.

Accepted Answer

A) True 
 B)False

Question 9

Increased atmospheric CO2 may lead to increased foliage cover.

Accepted Answer

A) True 
 B)False

Question 10

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 11

In which of the following terrestrial ecosystems would one tend to find the highest net primary productivity?

Accepted Answer

A) Temperate grassland. 
B) Boreal forest. 
C) Tropical seasonal forest. 
D) Tundra and alpine region. 
A) Temperate grassland. 
B) Boreal forest. 
C) Tropical seasonal forest. 
D) Tundra and alpine region.

Question 12

Respiration is essentially the reverse of the photosynthetic process.

Accepted Answer

A) True 
 B)False

Question 13

Atmospheric nitrogen is readily available to living organisms.

Accepted Answer

A) True 
 B)False

Question 14

Today,there are over 270 000 plant species with conductive tissues and material flow systems known as which of the following?

Accepted Answer

A) Blue-green algae. 
B) Cyanobacteria. 
C) Xeriphytes. 
D) Vascular plants. 
A) Blue-green algae. 
B) Cyanobacteria. 
C) Xeriphytes. 
D) Vascular plants.

Question 15

Which is the study of the distribution of plants and animals,the diverse spatial patterns they create,and the physical and biological processes that produce Earth's species richness?

Accepted Answer

A) Biology. 
B) Ecology. 
C) Geoarchaeology. 
D) Biogeography. 
A) Biology. 
B) Ecology. 
C) Geoarchaeology. 
D) Biogeography.

Question 16

Greater biological diversity in an ecosystem leads to greater long-term stability and productivity.

Accepted Answer

A) True 
 B)False

Question 17

Approximately half of the cultivated acreage in Canada and the United States is planted for animal consumption.

Accepted Answer

A) True 
 B)False

Question 18

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

Accepted Answer

A) Respiration. 
B) Photosynthesis. 
C) Chemosynthesis. 
D) Transpiration. 
A) Respiration. 
B) Photosynthesis. 
C) Chemosynthesis. 
D) Transpiration.

Question 19

Which of the following has the highest number of known species?

Accepted Answer

A) Plants. 
B) Insects. 
C) Chordates. 
D) Bacteria. 
A) Plants. 
B) Insects. 
C) Chordates. 
D) Bacteria.

Question 20

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

Accepted Answer

A) True 
 B)False

Human caused eutrophication is known as which of the following?

Which names the openings on the surfaces of plant leaves through which gases move?

A stable ecosystem is one that is not undergoing any change.

Which is the net dry weight of all organic material in an ecosystem?

What is biogeography? What subjects do biogeographers study? What is ecology? How does biogeography vary from ecology?

In which of the following marine/aquatic ecosystems would one tend to find the highest net primary productivity?

In which portion of a lake would oligotrophic conditions most likely occur?

The term biodiversity encompasses not only the number and variety of different species,but also genetic variations within a species and even the varieties of ecosystems,habitats,and communities in an area.

Increased atmospheric CO2 may lead to increased foliage cover.

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

In which of the following terrestrial ecosystems would one tend to find the highest net primary productivity?

Respiration is essentially the reverse of the photosynthetic process.

Atmospheric nitrogen is readily available to living organisms.

Today,there are over 270 000 plant species with conductive tissues and material flow systems known as which of the following?

Which is the study of the distribution of plants and animals,the diverse spatial patterns they create,and the physical and biological processes that produce Earth's species richness?

Greater biological diversity in an ecosystem leads to greater long-term stability and productivity.

Approximately half of the cultivated acreage in Canada and the United States is planted for animal consumption.

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

Which of the following has the highest number of known species?

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

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

Oceans, coastal Processes, and Wind Processes

Glacial and Periglacial Landscapes

The Geography of Soils

Terrestrial Biomes

Filters

Exam 19: Ecosystem Essentials

Human caused eutrophication is known as which of the following?

Which names the openings on the surfaces of plant leaves through which gases move?

A stable ecosystem is one that is not undergoing any change.

Which is the net dry weight of all organic material in an ecosystem?

What is biogeography? What subjects do biogeographers study? What is ecology? How does biogeography vary from ecology?

In which of the following marine/aquatic ecosystems would one tend to find the highest net primary productivity?

In which portion of a lake would oligotrophic conditions most likely occur?

The term biodiversity encompasses not only the number and variety of different species,but also genetic variations within a species and even the varieties of ecosystems,habitats,and communities in an area.

Increased atmospheric CO2 may lead to increased foliage cover.

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

In which of the following terrestrial ecosystems would one tend to find the highest net primary productivity?

Respiration is essentially the reverse of the photosynthetic process.

Atmospheric nitrogen is readily available to living organisms.

Today,there are over 270 000 plant species with conductive tissues and material flow systems known as which of the following?

Which is the study of the distribution of plants and animals,the diverse spatial patterns they create,and the physical and biological processes that produce Earth's species richness?

Greater biological diversity in an ecosystem leads to greater long-term stability and productivity.

Approximately half of the cultivated acreage in Canada and the United States is planted for animal consumption.

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

Which of the following has the highest number of known species?

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

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

Oceans, coastal Processes, and Wind Processes

Glacial and Periglacial Landscapes

The Geography of Soils

Terrestrial Biomes

Filters