Question 1

Species extinctions are inevitable so expending resources on combating species loss is pointless.

Accepted Answer

A) True 
 B)False  False

Question 2

Earth's remaining undisturbed ecosystems have become a focus of tourism, recreation, and scientific attention.

Accepted Answer

A) True 
 B)False  True

Question 3

According to MacArthur and Wilson's theory of island biogeography, which of the following is correct?

Accepted Answer

A)  The number of species decreases with island isolation. 
B)  The number of species increases with island isolation. 
C)  There is no relationship between species number and island isolation. 
A)  The number of species decreases with island isolation. 
B)  The number of species increases with island isolation. 
C)  There is no relationship between species number and island isolation. A

Question 4

What are the important factors used in defining a biogeographic realm?

Accepted Answer

The Earth's biogeographic realms is divi

Question 5

Despite widespread tropical deforestation, tropical rain forests are able to quickly regenerate owing to the extremely fertile conditions in the biome.

Accepted Answer

A) True 
 B)False

Question 6

Which of the following is true about the distribution of the Earth's biodiversity?

Accepted Answer

A)  There is a universally accepted manner to delineate the Earth's biodiversity. 
B)  In general, there tends to be greater biodiversity at higher latitudes than lower latitudes. 
C)  The Earth's biodiversity is spread unevenly across the planet. 
D)  The distribution of the Earth's biodiversity is driven solely by climate. 
A)  There is a universally accepted manner to delineate the Earth's biodiversity. 
B)  In general, there tends to be greater biodiversity at higher latitudes than lower latitudes. 
C)  The Earth's biodiversity is spread unevenly across the planet. 
D)  The distribution of the Earth's biodiversity is driven solely by climate.

Question 7

The most modified biome by human activity is the midlatitude grasslands.

Accepted Answer

A) True 
 B)False

Question 8

Rainforests occupy approximately ________ of the world's land area, but represent about ________ of Earth's species.

Accepted Answer

A)  2%; 12% 
B)  7%; 50% 
C)  10%; 35% 
D)  12%; 65% 
A)  2%; 12% 
B)  7%; 50% 
C)  10%; 35% 
D)  12%; 65%

Question 9

The world's largest living organisms in terms of biomass occur in the boreal and montane forest biome.

Accepted Answer

A) True 
 B)False

Question 10

Of all the natural biomes, this one is most modified by human activity.

Accepted Answer

A)  midlatitude grassland 
B)  tropical savanna 
C)  tropical rainforest 
D)  midlatitude broadleaf and mixed forest 
A)  midlatitude grassland 
B)  tropical savanna 
C)  tropical rainforest 
D)  midlatitude broadleaf and mixed forest

Question 11

According to MacArthur and Wilson's theory of island biogeography, which of the following is correct?

Accepted Answer

A)  The number of species decreases with island area. 
B)  The number of species increases with island area. 
C)  There is no relationship between species number and island area. 
A)  The number of species decreases with island area. 
B)  The number of species increases with island area. 
C)  There is no relationship between species number and island area.

Question 12

Which of the following best describes the vegetation of the Mediterranean shrubland biome?

Accepted Answer

A)  semideciduous 
B)  broadleaf deciduous 
C)  needleleaf evergreen 
D)  sclerophyllous 
A)  semideciduous 
B)  broadleaf deciduous 
C)  needleleaf evergreen 
D)  sclerophyllous

Question 13

The largest area of tropical savanna is found in

Accepted Answer

A)  Africa. 
B)  North America. 
C)  Asia. 
D)  Australia. 
A)  Africa. 
B)  North America. 
C)  Asia. 
D)  Australia.

Question 14

Schrub vegetation refers to

Accepted Answer

A)  drought resistent. 
B)  low shrubs and grasses with some adaptations to semiarid conditions. 
C)  a plant that survives seasonally unfavorable conditions underground. 
D)  woody plants with small, leathery evergreen leaves. 
A)  drought resistent. 
B)  low shrubs and grasses with some adaptations to semiarid conditions. 
C)  a plant that survives seasonally unfavorable conditions underground. 
D)  woody plants with small, leathery evergreen leaves.

Question 15

Each year, an area of tropical rain forest approximately the size of Wisconsin is cleared.

Accepted Answer

A) True 
 B)False

Question 16

Which of the following is not an issue in biodiversity conservation in the 21st Century?

Accepted Answer

A)  Conservation of threatened and endangered species. 
B)  Mitigating against the possible ill effects of climate change. 
C)  Reducing human population growth. 
D)  Biodiversity conservation in the 21st Century requires addressing threats to endangered species, climate change, and human population pressures. 
A)  Conservation of threatened and endangered species. 
B)  Mitigating against the possible ill effects of climate change. 
C)  Reducing human population growth. 
D)  Biodiversity conservation in the 21st Century requires addressing threats to endangered species, climate change, and human population pressures.

Question 17

Which of the following best describes an invasive species?

Accepted Answer

A)  An invasive species is any non-native introduced species, whether it becomes established or not. 
B)  Non-native species become invasive when they become established in a new area, taking over niches that were already occupied by native species. 
C)  Dispersal, even if anthropogenic, is a normal biogeographic process and, therefore, no cause of alarm. 
D)  Approximately 90% of all introduced non-native species become invasive species. 
A)  An invasive species is any non-native introduced species, whether it becomes established or not. 
B)  Non-native species become invasive when they become established in a new area, taking over niches that were already occupied by native species. 
C)  Dispersal, even if anthropogenic, is a normal biogeographic process and, therefore, no cause of alarm. 
D)  Approximately 90% of all introduced non-native species become invasive species.

Question 18

Deserts, by definition, contain very little vegetation and are represented instead by large areas of windswept sand (ergs).

Accepted Answer

A) True 
 B)False

Question 19

What is conservation biogeography? What are its primary focuses?

Accepted Answer

Conservation biogeography is a subdiscip

Question 20

Distinctive oceanic regions identified on the basis of organisms, ocean floor topography, currents, areas of nutrient-rich upwelling circulation, or areas of significant predation are called

Accepted Answer

A)  mariregions. 
B)  large marine ecosystems (LMEs). 
C)  the ocean biome. 
D)  the littoral zone. 
A)  mariregions. 
B)  large marine ecosystems (LMEs). 
C)  the ocean biome. 
D)  the littoral zone.

Species extinctions are inevitable so expending resources on combating species loss is pointless.

Earth's remaining undisturbed ecosystems have become a focus of tourism, recreation, and scientific attention.

According to MacArthur and Wilson's theory of island biogeography, which of the following is correct?

What are the important factors used in defining a biogeographic realm?

Despite widespread tropical deforestation, tropical rain forests are able to quickly regenerate owing to the extremely fertile conditions in the biome.

Which of the following is true about the distribution of the Earth's biodiversity?

The most modified biome by human activity is the midlatitude grasslands.

Rainforests occupy approximately of the world's land area, but represent about of Earth's species.

The world's largest living organisms in terms of biomass occur in the boreal and montane forest biome.

Of all the natural biomes, this one is most modified by human activity.

According to MacArthur and Wilson's theory of island biogeography, which of the following is correct?

Which of the following best describes the vegetation of the Mediterranean shrubland biome?

The largest area of tropical savanna is found in

Schrub vegetation refers to

Each year, an area of tropical rain forest approximately the size of Wisconsin is cleared.

Which of the following is not an issue in biodiversity conservation in the 21st Century?

Which of the following best describes an invasive species?

Deserts, by definition, contain very little vegetation and are represented instead by large areas of windswept sand (ergs).

What is conservation biogeography? What are its primary focuses?

Distinctive oceanic regions identified on the basis of organisms, ocean floor topography, currents, areas of nutrient-rich upwelling circulation, or areas of significant predation are called

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

Ecosystem Essentials

Filters

Exam 20: Terrestrial Biomes

Species extinctions are inevitable so expending resources on combating species loss is pointless.

Earth's remaining undisturbed ecosystems have become a focus of tourism, recreation, and scientific attention.

According to MacArthur and Wilson's theory of island biogeography, which of the following is correct?

What are the important factors used in defining a biogeographic realm?

Despite widespread tropical deforestation, tropical rain forests are able to quickly regenerate owing to the extremely fertile conditions in the biome.

Which of the following is true about the distribution of the Earth's biodiversity?

The most modified biome by human activity is the midlatitude grasslands.

Rainforests occupy approximately ________ of the world's land area, but represent about ________ of Earth's species.

The world's largest living organisms in terms of biomass occur in the boreal and montane forest biome.

Of all the natural biomes, this one is most modified by human activity.

According to MacArthur and Wilson's theory of island biogeography, which of the following is correct?

Which of the following best describes the vegetation of the Mediterranean shrubland biome?

The largest area of tropical savanna is found in

Schrub vegetation refers to

Each year, an area of tropical rain forest approximately the size of Wisconsin is cleared.

Which of the following is not an issue in biodiversity conservation in the 21st Century?

Which of the following best describes an invasive species?

Deserts, by definition, contain very little vegetation and are represented instead by large areas of windswept sand (ergs).

What is conservation biogeography? What are its primary focuses?

Distinctive oceanic regions identified on the basis of organisms, ocean floor topography, currents, areas of nutrient-rich upwelling circulation, or areas of significant predation are called

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

Ecosystem Essentials

Filters

Rainforests occupy approximately of the world's land area, but represent about of Earth's species.