Question 1

Explain why human population growth, biological diversity, sustainability, and global climate change are considered crucial environmental problems facing humans.

Accepted Answer

Human population growth is a crucial env

Question 2

Because ecology relies on many different branches of science (e.g., geology)it is considered

Accepted Answer

A) hypothetical. 
B) uncertain. 
C) permanent. 
D) interdisciplinary. 
A) hypothetical. 
B) uncertain. 
C) permanent. 
D) interdisciplinary.

Question 3

Ecology only examines the impact of natural processes and ignores the influence of human activity on the environment.

Accepted Answer

A) True 
 B)False

Question 4

A model is used by ecologists to

Accepted Answer

A) prove how nature works by demonstrating cause and effect relationships. 
B) analyze data that have been collected during an experiment. 
C) make predictions about how nature works using a set of explicit assumptions. 
D) observe how nature works in an experimental setting. 
A) prove how nature works by demonstrating cause and effect relationships. 
B) analyze data that have been collected during an experiment. 
C) make predictions about how nature works using a set of explicit assumptions. 
D) observe how nature works in an experimental setting.

Question 5

Environmental factors that influence an organism's survival and success fall into one of three categories. Name these categories and briefly describe them.

Accepted Answer

Resources - consumed by the organism (e.

Question 6

What is meant by "the environment is defined relative to the individual"?

Accepted Answer

The environment considers all external f

Question 7

Science is a process of testing and correcting concepts in order to explain the world around us.

Accepted Answer

A) True 
 B)False

Question 8

An ecosystem includes both living and nonliving components.

Accepted Answer

A) True 
 B)False

Question 9

A field study

Accepted Answer

A) generally takes place within a greenhouse environment. 
B) requires the ecologist to vary the level of an independent variable. 
C) is the most controlled of research approaches. 
D) utilizes sites in which the independent variable fluctuates naturally. 
A) generally takes place within a greenhouse environment. 
B) requires the ecologist to vary the level of an independent variable. 
C) is the most controlled of research approaches. 
D) utilizes sites in which the independent variable fluctuates naturally.

Question 10

________ is the scientific study of the relationship between organisms and their environment.

Accepted Answer

The answer of ________ is the scientific study of the...

Question 11

Which of the following is the correct ecological hierarchy of a daisy (from smallest unit to largest unit)?

Accepted Answer

A) landscape, community, population, individual organism 
B) individual organism, community, population, landscape 
C) individual organism, population, community, landscape 
D) landscape, population, community, individual organism 
A) landscape, community, population, individual organism 
B) individual organism, community, population, landscape 
C) individual organism, population, community, landscape 
D) landscape, population, community, individual organism

Question 12

Using a real example, illustrate how an organism can both respond to and modify the abiotic conditions of its ecosystem.

Accepted Answer

One example of an organism responding to

Question 13

The highest level of organization of ecological systems is the ________.

Accepted Answer

The answer of The highest level of organization of ecological...

Question 14

Explain why animal and plant populations are dependent on one another at the ecosystem level.

Accepted Answer

Animal and plant populations are interde

Question 15

There is generally only one valid explanation for an observation.

Accepted Answer

A) True 
 B)False

Question 16

An experiment is a test under controlled conditions performed to examine the validity of a hypothesis.

Accepted Answer

A) True 
 B)False

Question 17

Ecological models can be mathematical or they can be verbally descriptive.

Accepted Answer

A) True 
 B)False

Question 18

Which of the following is considered a biotic component of the ecosystem?

Accepted Answer

A) climate 
B) microbes 
C) soil 
D) water 
A) climate 
B) microbes 
C) soil 
D) water

Question 19

An ecologist who focuses on the individual would study all of the following, EXCEPT

Accepted Answer

A) morphology. 
B) physiology. 
C) behaviour. 
D) death rate. 
A) morphology. 
B) physiology. 
C) behaviour. 
D) death rate.

Question 20

Which of the following is an example of categorical data that an ecologist might record for a bird?

Accepted Answer

A) beak length 
B) feather colour 
C) wingspan 
D) feather number 
A) beak length 
B) feather colour 
C) wingspan 
D) feather number

Exam 1: The Nature of Ecology

Explain why human population growth, biological diversity, sustainability, and global climate change are considered crucial environmental problems facing humans.

Because ecology relies on many different branches of science (e.g., geology)it is considered

Ecology only examines the impact of natural processes and ignores the influence of human activity on the environment.

A model is used by ecologists to

Environmental factors that influence an organism's survival and success fall into one of three categories. Name these categories and briefly describe them.

What is meant by "the environment is defined relative to the individual"?

Science is a process of testing and correcting concepts in order to explain the world around us.

An ecosystem includes both living and nonliving components.

A field study

________ is the scientific study of the relationship between organisms and their environment.

Which of the following is the correct ecological hierarchy of a daisy (from smallest unit to largest unit)?

Using a real example, illustrate how an organism can both respond to and modify the abiotic conditions of its ecosystem.

The highest level of organization of ecological systems is the ________.

Explain why animal and plant populations are dependent on one another at the ecosystem level.

There is generally only one valid explanation for an observation.

An experiment is a test under controlled conditions performed to examine the validity of a hypothesis.

Ecological models can be mathematical or they can be verbally descriptive.

Which of the following is considered a biotic component of the ecosystem?

An ecologist who focuses on the individual would study all of the following, EXCEPT

Which of the following is an example of categorical data that an ecologist might record for a bird?

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

Global Climate Change

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