Question 1

Which of the following is a mismatch?

Accepted Answer

A)  pikas/require alpine talus slopes 
B)  spotted owl/require successional habitat 
C)  grizzlies/lower Ne 
D)  migratory birds/summer and winter habitat. 
E)  none of the above 
A)  pikas/require alpine talus slopes 
B)  spotted owl/require successional habitat 
C)  grizzlies/lower Ne 
D)  migratory birds/summer and winter habitat. 
E)  none of the above

Question 2

An __________ is a species that if protected, will protect many other species; an __________ is a species that require specific habitat conditions.

Accepted Answer

umbrella s

Question 3

Ecosystem services include

Accepted Answer

A)  flood control. 
B)  reducing the concentration of pollutants. 
C)  the aesthetic values. 
D)  sequestering carbon. 
E)  none of the above. 
A)  flood control. 
B)  reducing the concentration of pollutants. 
C)  the aesthetic values. 
D)  sequestering carbon. 
E)  none of the above.

Question 4

The effect of environmental stochasticity

Accepted Answer

A)  is greater in small populations. 
B)  is due to density-dependent effects. 
C)  does not explain the rarity of the spotted owl. 
D)  is measured by λ. 
E)  none of the above 
A)  is greater in small populations. 
B)  is due to density-dependent effects. 
C)  does not explain the rarity of the spotted owl. 
D)  is measured by λ. 
E)  none of the above

Question 5

Why is it so difficult to estimate the current extinction rate?

Accepted Answer

A)  There are 100 million named species. 
B)  Beetles go extinct more rapidly than other species. 
C)  Nematodes are so abundant. 
D)  The fungi bias our samples. 
E)  none of the above 
A)  There are 100 million named species. 
B)  Beetles go extinct more rapidly than other species. 
C)  Nematodes are so abundant. 
D)  The fungi bias our samples. 
E)  none of the above

Question 6

Which of the following is not an example of an ecosystem service?

Accepted Answer

A)  pollination of crops 
B)  agricultural pest control 
C)  sequestering carbon 
D)  filtering pollutants from aquatic systems 
E)  none of the above 
A)  pollination of crops 
B)  agricultural pest control 
C)  sequestering carbon 
D)  filtering pollutants from aquatic systems 
E)  none of the above

Question 7

Which of the following is not a characteristic that increases the risk of extinction?

Accepted Answer

A)  habitat specialization 
B)  high reproductive rate 
C)  large body size 
D)  core species in a core-satellite community 
E)  none of the above 
A)  habitat specialization 
B)  high reproductive rate 
C)  large body size 
D)  core species in a core-satellite community 
E)  none of the above

Question 8

The Allee Effect

Accepted Answer

A)  is due to variation in K. 
B)  is the result of random changes in λ. 
C)  occurs when the growth rate declines at low density. 
D)  protects species from extinction. 
E)  none of the above 
A)  is due to variation in K. 
B)  is the result of random changes in λ. 
C)  occurs when the growth rate declines at low density. 
D)  protects species from extinction. 
E)  none of the above

Question 9

The SLOSS debate focuses on the

Accepted Answer

A)  financial value of ecosystem services. 
B)  ethics saving some species at the expense of others. 
C)  relative benefit of total habitat size vs edge effects. 
D)  relative importance of habitat size and shape. 
E)  none of the above. 
A)  financial value of ecosystem services. 
B)  ethics saving some species at the expense of others. 
C)  relative benefit of total habitat size vs edge effects. 
D)  relative importance of habitat size and shape. 
E)  none of the above.

Question 10

Alleles that are identical by descent

Accepted Answer

A)  are heterozygous. 
B)  are more common in relatives. 
C)  decrease fitness by the factor F. 
D)  lead to lower levels of homozygosity. 
E)  none of the above 
A)  are heterozygous. 
B)  are more common in relatives. 
C)  decrease fitness by the factor F. 
D)  lead to lower levels of homozygosity. 
E)  none of the above

Question 11

Why are some successional species at risk of extinction?

Accepted Answer

Human activity has reduced the

Question 12

Maximum sustainable harvest

Accepted Answer

A)  is independent of the value of r. 
B)  is determined by the value of Q, the variance in the carrying capacity. 
C)  maintains the population at the highest value of N. 
D)  maintains the population at K/2. 
E)  none of the above 
A)  is independent of the value of r. 
B)  is determined by the value of Q, the variance in the carrying capacity. 
C)  maintains the population at the highest value of N. 
D)  maintains the population at K/2. 
E)  none of the above

Question 13

The extinction debt is the consequence of lost ecosystem services.

Accepted Answer

A) True 
 B)False

Which of the following is a mismatch?

An is a species that if protected, will protect many other species; an is a species that require specific habitat conditions.

Ecosystem services include

The effect of environmental stochasticity

Why is it so difficult to estimate the current extinction rate?

Which of the following is not an example of an ecosystem service?

Which of the following is not a characteristic that increases the risk of extinction?

The Allee Effect

The SLOSS debate focuses on the

Alleles that are identical by descent

Why are some successional species at risk of extinction?

Maximum sustainable harvest

The extinction debt is the consequence of lost ecosystem services.

Introduction to Ecology

Adaptation and Evolution

Adaptations to the Physical Environment

Terrestrial Communities

Fresh-water and Marine Communities

Behavioral Ecology

The Ecology of Intraspecific Variation

Demography

Population Regulation

Life History Strategies

Competition

Coevolution I Exploitative Interactions

Mutualism

The Structure of Communities

Ecological Succession

Species Diversity

Energy Flow and Trophic Structure

Biogeochemical Cycles

Landscape Ecology

Human Global Ecology

Filters

Exam 19: Conservation Biology

Which of the following is a mismatch?

An __________ is a species that if protected, will protect many other species; an __________ is a species that require specific habitat conditions.

Ecosystem services include

The effect of environmental stochasticity

Why is it so difficult to estimate the current extinction rate?

Which of the following is not an example of an ecosystem service?

Which of the following is not a characteristic that increases the risk of extinction?

The Allee Effect

The SLOSS debate focuses on the

Alleles that are identical by descent

Why are some successional species at risk of extinction?

Maximum sustainable harvest

The extinction debt is the consequence of lost ecosystem services.

Introduction to Ecology

Adaptation and Evolution

Adaptations to the Physical Environment

Terrestrial Communities

Fresh-water and Marine Communities

Behavioral Ecology

The Ecology of Intraspecific Variation

Demography

Population Regulation

Life History Strategies

Competition

Coevolution I Exploitative Interactions

Mutualism

The Structure of Communities

Ecological Succession

Species Diversity

Energy Flow and Trophic Structure

Biogeochemical Cycles

Landscape Ecology

Human Global Ecology

Filters

An is a species that if protected, will protect many other species; an is a species that require specific habitat conditions.