Question 1

The Amazon rainforest

Accepted Answer

A) is an example of a biosphere. 
B) is part of the biosphere. 
C) contains one biosphere. 
D) contains multiple biospheres. 
A) is an example of a biosphere. 
B) is part of the biosphere. 
C) contains one biosphere. 
D) contains multiple biospheres. B

Question 2

An individual's home is part of his

Accepted Answer

A) carbon footprint. 
B) food footprint. 
C) built-up land footprint. 
D) goods-and-services footprint. 
A) carbon footprint. 
B) food footprint. 
C) built-up land footprint. 
D) goods-and-services footprint. C

Question 3

Which of these changes would decrease one's food footprint the most?

Accepted Answer

A) cooking chicken instead of steak 
B) cooking steak instead of chicken 
C) cooking steak instead of vegetables 
D) cooking vegetables instead of steak 
A) cooking chicken instead of steak 
B) cooking steak instead of chicken 
C) cooking steak instead of vegetables 
D) cooking vegetables instead of steak D

Question 4

One of the primary forces that cause atmospheric circulation is convection, which occurs when

Accepted Answer

A) the rotation of Earth exerts friction on the atmosphere. 
B) warm air at the surface rises and displaces the cooler air above it. 
C) winds blowing north or south are deflected to the left or right by the Earth's rotation. 
D) the tilt of the Earth's axis of rotation causes the atmosphere to slide toward the equator. 
A) the rotation of Earth exerts friction on the atmosphere. 
B) warm air at the surface rises and displaces the cooler air above it. 
C) winds blowing north or south are deflected to the left or right by the Earth's rotation. 
D) the tilt of the Earth's axis of rotation causes the atmosphere to slide toward the equator.

Question 5

The term ________ describes the process of water released to the atmosphere from plants.

Accepted Answer

The answer of The term ________ describes the process of...

Question 6

Global warming

Accepted Answer

A) occurs mainly at the equator. 
B) occurs mainly at the north pole. 
C) occurs mainly at the south pole. 
D) occurs equally at both the equator and the poles. 
A) occurs mainly at the equator. 
B) occurs mainly at the north pole. 
C) occurs mainly at the south pole. 
D) occurs equally at both the equator and the poles.

Question 7

Cutting down trees in a forest can affect the flow of a river. This is an example of

Accepted Answer

A) a biotic factor affecting a biotic factor. 
B) an abiotic factor affecting a biotic factor. 
C) a biotic factor affecting an abiotic factor. 
D) an abiotic factor affecting an abiotic factor. 
A) a biotic factor affecting a biotic factor. 
B) an abiotic factor affecting a biotic factor. 
C) a biotic factor affecting an abiotic factor. 
D) an abiotic factor affecting an abiotic factor.

Question 8

What characteristics would you expect to find in species that will most likely prosper as projected climate change occurs?

Accepted Answer

A) organisms with narrow tolerances that can live in specialized environments 
B) organisms that have broad tolerances that can live in a variety of habitats 
C) organisms that live in very stable environments 
D) organisms that can live only if they form mutualistic relationships with other organisms 
A) organisms with narrow tolerances that can live in specialized environments 
B) organisms that have broad tolerances that can live in a variety of habitats 
C) organisms that live in very stable environments 
D) organisms that can live only if they form mutualistic relationships with other organisms

Question 9

Match the term to the correct example.
-Earth

Accepted Answer

A) biotic 
B) abiotic 
C) biosphere 
D) weather 
E) climate 
A) biotic 
B) abiotic 
C) biosphere 
D) weather 
E) climate

Question 10

Ecologists study

Accepted Answer

A) only biotic factors. 
B) only abiotic factors. 
C) both biotic and abiotic factors. 
D) neither biotic nor abiotic factors. 
A) only biotic factors. 
B) only abiotic factors. 
C) both biotic and abiotic factors. 
D) neither biotic nor abiotic factors.

Question 11

The term biotic includes

Accepted Answer

A) all living organisms. 
B) all nonliving components of the biosphere. 
C) both living and nonliving components of the biosphere. 
D) only those living and nonliving factors that interact with each other. 
A) all living organisms. 
B) all nonliving components of the biosphere. 
C) both living and nonliving components of the biosphere. 
D) only those living and nonliving factors that interact with each other.

Question 12

Match the term to the correct example.
-a redwood tree

Accepted Answer

A) biotic 
B) abiotic 
C) biosphere 
D) weather 
E) climate 
A) biotic 
B) abiotic 
C) biosphere 
D) weather 
E) climate

Question 13

Match the term to the correct example.
-a rock formation

Accepted Answer

A) biotic 
B) abiotic 
C) biosphere 
D) weather 
E) climate 
A) biotic 
B) abiotic 
C) biosphere 
D) weather 
E) climate

Question 14

What best describes the relationship between cutting down forests and changes in atmospheric carbon dioxide levels?

Accepted Answer

A) Herbivore populations decline in the absence of forests, and without their respiration less carbon dioxide is recycled into the atmosphere. 
B) The carbon dioxide used by the plants for cellular respiration would all be released into the atmosphere at once. 
C) Trees naturally die and decompose, but when turned into lumber their carbon is prevented from recycling back to the atmosphere. 
D) In the absence of forest plants, there would be less carbon dioxide removed from the atmosphere for use during photosynthesis. 
A) Herbivore populations decline in the absence of forests, and without their respiration less carbon dioxide is recycled into the atmosphere. 
B) The carbon dioxide used by the plants for cellular respiration would all be released into the atmosphere at once. 
C) Trees naturally die and decompose, but when turned into lumber their carbon is prevented from recycling back to the atmosphere. 
D) In the absence of forest plants, there would be less carbon dioxide removed from the atmosphere for use during photosynthesis.

Question 15

Scientists predict that current increases in atmospheric carbon dioxide concentrations will cause temperatures on Earth to rise, a phenomenon known as ________.

Accepted Answer

The answer of Scientists predict that current increases in atmospheric...

Question 16

What will happen in the future if humans continue to impact natural systems at the same rates as today?

Accepted Answer

A) The environment is much too big and the human population much too small in comparison to have any serious consequences. 
B) Human societies may experience severe disruptions in the services ecosystems provide that human societies depend on. 
C) Some short-term changes may be experienced, but the magnitude will likely be no greater than those that have occurred naturally. 
D) Some beneficial and necessary reductions in population growth will occur. 
A) The environment is much too big and the human population much too small in comparison to have any serious consequences. 
B) Human societies may experience severe disruptions in the services ecosystems provide that human societies depend on. 
C) Some short-term changes may be experienced, but the magnitude will likely be no greater than those that have occurred naturally. 
D) Some beneficial and necessary reductions in population growth will occur.

Question 17

Which study below focuses on the biosphere?

Accepted Answer

A) a study measuring how introducing wolves into an area affects the deer population 
B) a study measuring how building a dam affects plants and animal populations in an area 
C) a study measuring how human habitation has changed then population size of caribou in a decade 
D) a study measuring how acidification of the oceans affects aquatic and terrestrial organisms 
A) a study measuring how introducing wolves into an area affects the deer population 
B) a study measuring how building a dam affects plants and animal populations in an area 
C) a study measuring how human habitation has changed then population size of caribou in a decade 
D) a study measuring how acidification of the oceans affects aquatic and terrestrial organisms

Question 18

Which of the following choices is a major difference between human-caused global change and that which occurs naturally?

Accepted Answer

A) Human-caused global change occurs more quickly, leaving organisms less time to adapt. 
B) Human-caused global changes are of a smaller scale than naturally caused changes. 
C) Naturally caused global change occurs only at one place on Earth at a time. 
D) Naturally caused global changes are limited to the terrestrial habitats where humans live. 
A) Human-caused global change occurs more quickly, leaving organisms less time to adapt. 
B) Human-caused global changes are of a smaller scale than naturally caused changes. 
C) Naturally caused global change occurs only at one place on Earth at a time. 
D) Naturally caused global changes are limited to the terrestrial habitats where humans live.

Question 19

The hydrologic cycle includes

Accepted Answer

A) biotic factors only. 
B) abiotic factors only. 
C) both biotic and abiotic factors. 
D) neither biotic nor abiotic factors. 
A) biotic factors only. 
B) abiotic factors only. 
C) both biotic and abiotic factors. 
D) neither biotic nor abiotic factors.

Question 20

Although the terms climate and weather are often used interchangeably, they are not the same thing. Climate differs from weather in that

Accepted Answer

A) weather includes amount of rainfall per year and climate does not. 
B) climate is based on biomes, whereas weather is not. 
C) climate describes long-term patterns, whereas weather describes short-term fluctuations. 
D) climates are described in terms of long-term average temperature, and weather is described by other factors, such as prevailing winds. 
A) weather includes amount of rainfall per year and climate does not. 
B) climate is based on biomes, whereas weather is not. 
C) climate describes long-term patterns, whereas weather describes short-term fluctuations. 
D) climates are described in terms of long-term average temperature, and weather is described by other factors, such as prevailing winds.

Exam 15: General Principles of Ecology

The Amazon rainforest

An individual's home is part of his

Which of these changes would decrease one's food footprint the most?

One of the primary forces that cause atmospheric circulation is convection, which occurs when

The term ________ describes the process of water released to the atmosphere from plants.

Global warming

Cutting down trees in a forest can affect the flow of a river. This is an example of

What characteristics would you expect to find in species that will most likely prosper as projected climate change occurs?

Match the term to the correct example. -Earth

Ecologists study

The term biotic includes

Match the term to the correct example. -a redwood tree

Match the term to the correct example. -a rock formation

What best describes the relationship between cutting down forests and changes in atmospheric carbon dioxide levels?

Scientists predict that current increases in atmospheric carbon dioxide concentrations will cause temperatures on Earth to rise, a phenomenon known as ________.

What will happen in the future if humans continue to impact natural systems at the same rates as today?

Which study below focuses on the biosphere?

Which of the following choices is a major difference between human-caused global change and that which occurs naturally?

The hydrologic cycle includes

Although the terms climate and weather are often used interchangeably, they are not the same thing. Climate differs from weather in that

The Nature of Science

Chemistry of Life

Life Is Cellular

How Cells Work

Cell Division

Patterns of Inheritance

Chromosomes and Human Genetics

What Genes Are

How Genes Work

Evidence for Evolution

Mechanisms of Evolution

Adaptation and Species

The History of Life

Human Evolution

Growth of Populations

Communities of Organisms

Ecosystems

Homeostasis, Reproduction, and Development

Digestive, Muscular, and Skeletal Systems

Circulatory, Respiratory, Urinary, and Nervous Systems

Endocrine and Immune Systems

Plant Physiology

Applying the Science

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