Question 1

As aerosol concentrations increase

Accepted Answer

A) the amount of radiation reaching the Earth's surface increases. 
B) temperatures decrease. 
C) ozone is formed more rapidly in the stratosphere. 
D) the polar ice caps melt. 
A) the amount of radiation reaching the Earth's surface increases. 
B) temperatures decrease. 
C) ozone is formed more rapidly in the stratosphere. 
D) the polar ice caps melt.

Question 2

The Athabasca Oil Sands are believed to be one of the world's largest deposits, holding ________ barrels of crude.

Accepted Answer

A) 170 000 
B) 1)7 million 
C) 1)7 billion 
D) 1)7 trillion 
A) 170 000 
B) 1)7 million 
C) 1)7 billion 
D) 1)7 trillion

Question 3

Describe the potential impacts of global climate change on agricultural production.

Accepted Answer

Global climate change has the potential

Question 4

Discuss the major trends expected to occur in the global climate as greenhouse gases in the atmosphere continue to rise.

Accepted Answer

As greenhouse gases in the atmosphere co

Question 5

Deforestation is a major cause of increased atmospheric concentrations of

Accepted Answer

A) carbon dioxide. 
B) ozone. 
C) oxygen. 
D) chlorofluorocarbons. 
A) carbon dioxide. 
B) ozone. 
C) oxygen. 
D) chlorofluorocarbons.

Question 6

Which of the following is most likely to occur as a consequence of global climate change?

Accepted Answer

A) The distributions of plants and animals will move closer toward the equator. 
B) The distributions of plants and animals in mountains will move downward to lower elevations. 
C) The rates of decomposition and microbial activity will increase, thus increasing emissions of carbon dioxide. 
D) The distribution of tropical rain forests will increase. 
A) The distributions of plants and animals will move closer toward the equator. 
B) The distributions of plants and animals in mountains will move downward to lower elevations. 
C) The rates of decomposition and microbial activity will increase, thus increasing emissions of carbon dioxide. 
D) The distribution of tropical rain forests will increase.

Question 7

Plants usually react to increased atmospheric carbon dioxide by increasing their rate of ________.

Accepted Answer

The answer of Plants usually react to increased atmospheric carbon...

Question 8

Minimum, or night, temperatures have increased more dramatically than maximum, or day, temperatures within the past century.

Accepted Answer

A) True 
 B)False

Question 9

How do plants respond to elevated atmospheric carbon dioxide? Do all plants respond the same way?

Accepted Answer

Plants respond to elevated atmospheric c

Question 10

Atmospheric scientists have developed complex computer models of Earth's climate system called general ________ models.

Accepted Answer

The answer of Atmospheric scientists have developed complex computer models...

Question 11

What are thought to be the major causes of the recent rise in atmospheric concentrations of carbon dioxide?

Accepted Answer

The recent rise in atmospheric concentra

Question 12

The general circulation models developed by atmospheric scientists predict that in the future

Accepted Answer

A) temperatures, sea levels, variability of climate, and precipitation will all increase. 
B) temperatures, sea levels, and variability of climate will increase while precipitation will decrease. 
C) temperatures and sea levels will increase while variability of climate and precipitation will decrease. 
D) temperatures and precipitation will increase while sea levels and variability of climate will decrease. 
A) temperatures, sea levels, variability of climate, and precipitation will all increase. 
B) temperatures, sea levels, and variability of climate will increase while precipitation will decrease. 
C) temperatures and sea levels will increase while variability of climate and precipitation will decrease. 
D) temperatures and precipitation will increase while sea levels and variability of climate will decrease.

Question 13

Atmospheric concentrations of carbon dioxide are rising.

Accepted Answer

A) True 
 B)False

Question 14

Which of the following gases in the atmosphere is NOT considered a greenhouse gas?

Accepted Answer

A) carbon dioxide 
B) nitrogen 
C) water vapour 
D) ozone 
A) carbon dioxide 
B) nitrogen 
C) water vapour 
D) ozone

Question 15

Deforestation causes a decrease in atmospheric carbon dioxide concentrations.

Accepted Answer

A) True 
 B)False

Question 16

The Earth's terrestrial ecosystems are net producers of carbon.

Accepted Answer

A) True 
 B)False

Question 17

Carbon dioxide is the only greenhouse gas that is increasing as a result of human activities.

Accepted Answer

A) True 
 B)False

Question 18

As a consequence of global climate change, crop production is likely to

Accepted Answer

A) increase in both developed and developing countries. 
B) increase in developed countries and decrease in developing countries. 
C) decrease in developed countries and increase in developing countries. 
D) decrease in both developed and developing countries. 
A) increase in both developed and developing countries. 
B) increase in developed countries and decrease in developing countries. 
C) decrease in developed countries and increase in developing countries. 
D) decrease in both developed and developing countries.

Question 19

The atmospheric concentration of ________ has increased by more than 25% in the past century, largely due to the burning of fossil fuels.

Accepted Answer

The answer of The atmospheric concentration of ________ has increased...

Question 20

The proportion of the world's population exposed to malarial infection is expected to increase as a consequence of global climate change.

Accepted Answer

A) True 
 B)False

Exam 28: Global Climate Change

As aerosol concentrations increase

The Athabasca Oil Sands are believed to be one of the world's largest deposits, holding ________ barrels of crude.

Describe the potential impacts of global climate change on agricultural production.

Discuss the major trends expected to occur in the global climate as greenhouse gases in the atmosphere continue to rise.

Deforestation is a major cause of increased atmospheric concentrations of

Which of the following is most likely to occur as a consequence of global climate change?

Plants usually react to increased atmospheric carbon dioxide by increasing their rate of ________.

Minimum, or night, temperatures have increased more dramatically than maximum, or day, temperatures within the past century.

How do plants respond to elevated atmospheric carbon dioxide? Do all plants respond the same way?

Atmospheric scientists have developed complex computer models of Earth's climate system called general ________ models.

What are thought to be the major causes of the recent rise in atmospheric concentrations of carbon dioxide?

The general circulation models developed by atmospheric scientists predict that in the future

Atmospheric concentrations of carbon dioxide are rising.

Which of the following gases in the atmosphere is NOT considered a greenhouse gas?

Deforestation causes a decrease in atmospheric carbon dioxide concentrations.

The Earth's terrestrial ecosystems are net producers of carbon.

Carbon dioxide is the only greenhouse gas that is increasing as a result of human activities.

As a consequence of global climate change, crop production is likely to

The atmospheric concentration of ________ has increased by more than 25% in the past century, largely due to the burning of fossil fuels.

The proportion of the world's population exposed to malarial infection is expected to increase as a consequence of global climate change.

The Nature of Ecology

Climate

The Aquatic Environment

The Terrestrial Environment

Ecological Genetics: Adaptation and Natural Selection

Plant Adaptations to the Environment

Animal Adaptations to the Environment

Life History Patterns

Properties of Populations

Population Growth

Intraspecific Population Regulation

Metapopulations

Interspecific Competition

Predation

Parasitism and Mutualism

Community Structure

Community Dynamics

Landscape Ecology

Systems Ecology

Ecosystem Energetic

Decomposition and Nutrient Cycling

Biogeochemical Cycles

Terrestrial Ecosystems

Aquatic Ecosystems

Coastal and Wetland Ecosystems

Population Growth, Resource Use, and Sustainability

Conservation Ecology

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