Question 1

The ecotron experiments of Shahid Naeem and colleagues failed to show a link between species richness and community function.

Accepted Answer

A) True 
 B)False

Question 2

Elton suggested species-rich communities would be more resistant to invasion than species-poor communities. This was known as the

Accepted Answer

A)  Portfolio effect 
B)  Complimentary effect 
C)  Rivet effect 
D)  Statistical averaging 
E)  Biotic resistance hypothesis 
A)  Portfolio effect 
B)  Complimentary effect 
C)  Rivet effect 
D)  Statistical averaging 
E)  Biotic resistance hypothesis

Question 3

In a prairie, increased plant species richness usually means

Accepted Answer

A)  Decreased insect herbivore richness 
B)  Increased insect herbivore richness 
C)  Increased insect predator richness 
D)  a and b 
E)  b and c 
A)  Decreased insect herbivore richness 
B)  Increased insect herbivore richness 
C)  Increased insect predator richness 
D)  a and b 
E)  b and c

Question 4

In invasional meltdown, invasive species

Accepted Answer

A)  Impact native species 
B)  Are more common where native species are rarer 
C)  Are less common where native species richness is high 
D)  Reduce the establishment of other invasive species 
E)  Facilitate invasion by other invasive species 
A)  Impact native species 
B)  Are more common where native species are rarer 
C)  Are less common where native species richness is high 
D)  Reduce the establishment of other invasive species 
E)  Facilitate invasion by other invasive species

Question 5

Large scale studies reveal increased species richness reduces the number of invading species.

Accepted Answer

A) True 
 B)False

Question 6

The sampling effect is

Accepted Answer

A)  The effect that large and small plants act in a complimentary way in a community 
B)  The greater chance that species rich communities will contain a 'superspecies' 
C)  A result of the idiosyncratic hypothesis 
D)  Because of greater resource use by species rich communities 
E)  A decreased likelihood that species rich communities will perform better than species-poor communities 
A)  The effect that large and small plants act in a complimentary way in a community 
B)  The greater chance that species rich communities will contain a 'superspecies' 
C)  A result of the idiosyncratic hypothesis 
D)  Because of greater resource use by species rich communities 
E)  A decreased likelihood that species rich communities will perform better than species-poor communities

The ecotron experiments of Shahid Naeem and colleagues failed to show a link between species richness and community function.

Elton suggested species-rich communities would be more resistant to invasion than species-poor communities. This was known as the

In a prairie, increased plant species richness usually means

In invasional meltdown, invasive species

Large scale studies reveal increased species richness reduces the number of invading species.

The sampling effect is

An Introduction to Ecology

Population Genetics

Natural Selection, Speciation, and Extinction

Behavioral Ecology

Temperature

Water

Nutrients

Demographic Techniques and Population Patterns

Life Tables and Demography

Population Growth

Competition and Coexistence

Facilitation

Predation

Herbivory

Parasitism

Population Regulation

Species Diversity

Species Richness Patterns

Succession

Island Biogeography

Terrestrial Biomes

Marine Biomes

Freshwater Biomes

Food Webs and Energy Flow

Biomass Production

Biogeochemical Cycles

Filters

Exam 19: Species Richness and Community Services

The ecotron experiments of Shahid Naeem and colleagues failed to show a link between species richness and community function.

Elton suggested species-rich communities would be more resistant to invasion than species-poor communities. This was known as the

In a prairie, increased plant species richness usually means

In invasional meltdown, invasive species

Large scale studies reveal increased species richness reduces the number of invading species.

The sampling effect is

An Introduction to Ecology

Population Genetics

Natural Selection, Speciation, and Extinction

Behavioral Ecology

Temperature

Water

Nutrients

Demographic Techniques and Population Patterns

Life Tables and Demography

Population Growth

Competition and Coexistence

Facilitation

Predation

Herbivory

Parasitism

Population Regulation

Species Diversity

Species Richness Patterns

Succession

Island Biogeography

Terrestrial Biomes

Marine Biomes

Freshwater Biomes

Food Webs and Energy Flow

Biomass Production

Biogeochemical Cycles

Filters