Question 1

Climate models predict that

Accepted Answer

A)  if we stabilize atmospheric carbon at current levels, the temperature will stop rising. 
B)  the increase in temperature across the earth will be uniform. 
C)  some regions will experience increased snowfall. 
D)  new anthromes will develop. 
E)  none of the above 
A)  if we stabilize atmospheric carbon at current levels, the temperature will stop rising. 
B)  the increase in temperature across the earth will be uniform. 
C)  some regions will experience increased snowfall. 
D)  new anthromes will develop. 
E)  none of the above

Question 2

N2O is an important ozone depleting substance.

Accepted Answer

A) True 
 B)False

Question 3

According to Aldo Leopold's land ethic,

Accepted Answer

A)  humans are separate from natural communities. 
B)  nature is a commodity. 
C)  stewardship of the natural world is in our own self-interest. 
D)  humans must adopt a more anthropocentric perspective. 
E)  none of the above 
A)  humans are separate from natural communities. 
B)  nature is a commodity. 
C)  stewardship of the natural world is in our own self-interest. 
D)  humans must adopt a more anthropocentric perspective. 
E)  none of the above

Question 4

What are the key variables that determine the human environmental impact?

Accepted Answer

population size, per capita af

Question 5

The concept of nonequilibrum ecology suggests

Accepted Answer

A)  that homeostatic mechanisms will reduce the human impact. 
B)  that human impacts are simply natural processes. 
C)  we should focus our efforts on ecological processes rather than specific conditions. 
D)  that the human population cannot reach equilibrium. 
E)  none of the above 
A)  that homeostatic mechanisms will reduce the human impact. 
B)  that human impacts are simply natural processes. 
C)  we should focus our efforts on ecological processes rather than specific conditions. 
D)  that the human population cannot reach equilibrium. 
E)  none of the above

Question 6

Habitat degradation is anthropogenic disturbance.

Accepted Answer

A) True 
 B)False

Question 7

Binomial probability analysis applies to dependent events such as the effect of global warming on hurricanes.

Accepted Answer

A) True 
 B)False

Question 8

Studies of the response of corals to thermal stress show that

Accepted Answer

A)  mtDNA protects corals from heat shock. 
B)  populations in thermally stable populations are less likely to adapt to high temperature. 
C)  corals are not sensitive to temperature change. 
D)  temperature affects the coral but not its symbiotic dinoflagellates. 
E)  none of the above 
A)  mtDNA protects corals from heat shock. 
B)  populations in thermally stable populations are less likely to adapt to high temperature. 
C)  corals are not sensitive to temperature change. 
D)  temperature affects the coral but not its symbiotic dinoflagellates. 
E)  none of the above

Question 9

Bleaching of coral reefs is an example of a phenomenon with a threshold effect.

Accepted Answer

A) True 
 B)False

Question 10

Which of the following is not true of nitrogen deposition?

Accepted Answer

A)  It stimulates primary production. 
B)  At high levels, it produces the acid HNO3. 
C)  High soil nitrate can leach cations from the soil. 
D)  It can lead to lower diversity of plankton in aquatic systems. 
E)  none of the above 
A)  It stimulates primary production. 
B)  At high levels, it produces the acid HNO3. 
C)  High soil nitrate can leach cations from the soil. 
D)  It can lead to lower diversity of plankton in aquatic systems. 
E)  none of the above

Question 11

One concern about genetically modified organisms (GMOs) is that

Accepted Answer

A)  they may cause mutations in humans. 
B)  they may increase pesticide resistance in weeds. 
C)  Bt corn may not be resistant to glyphosate. 
D)  they cannot evolve. 
E)  none of the above 
A)  they may cause mutations in humans. 
B)  they may increase pesticide resistance in weeds. 
C)  Bt corn may not be resistant to glyphosate. 
D)  they cannot evolve. 
E)  none of the above

Question 12

Studies of ice cores show that

Accepted Answer

A)  CO2 began increasing before the Industrial Revolution. 
B)  atmospheric CO2 and temperature are correlated. 
C)  the CO2 in the atmosphere has now reached 450ppm. 
D)  the ratio of isotopic forms of hydrogen is a measure of precipitation. 
E)  none of the above 
A)  CO2 began increasing before the Industrial Revolution. 
B)  atmospheric CO2 and temperature are correlated. 
C)  the CO2 in the atmosphere has now reached 450ppm. 
D)  the ratio of isotopic forms of hydrogen is a measure of precipitation. 
E)  none of the above

Question 13

Why is it so difficult to determine whether Hurricane Katrina was the result of climate change?

Accepted Answer

Models predict an increase in the freque

Climate models predict that

N₂O is an important ozone depleting substance.

According to Aldo Leopold's land ethic,

What are the key variables that determine the human environmental impact?

The concept of nonequilibrum ecology suggests

Habitat degradation is anthropogenic disturbance.

Binomial probability analysis applies to dependent events such as the effect of global warming on hurricanes.

Studies of the response of corals to thermal stress show that

Bleaching of coral reefs is an example of a phenomenon with a threshold effect.

Which of the following is not true of nitrogen deposition?

One concern about genetically modified organisms (GMOs) is that

Studies of ice cores show that

Why is it so difficult to determine whether Hurricane Katrina was the result of climate change?

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

Conservation Biology

Landscape Ecology

Filters

Exam 21: Human Global Ecology

Climate models predict that

N2O is an important ozone depleting substance.

According to Aldo Leopold's land ethic,

What are the key variables that determine the human environmental impact?

The concept of nonequilibrum ecology suggests

Habitat degradation is anthropogenic disturbance.

Binomial probability analysis applies to dependent events such as the effect of global warming on hurricanes.

Studies of the response of corals to thermal stress show that

Bleaching of coral reefs is an example of a phenomenon with a threshold effect.

Which of the following is not true of nitrogen deposition?

One concern about genetically modified organisms (GMOs) is that

Studies of ice cores show that

Why is it so difficult to determine whether Hurricane Katrina was the result of climate change?

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

Conservation Biology

Landscape Ecology

Filters

N₂O is an important ozone depleting substance.