Test Bank for Ecology The Economy of Nature, 9e Rick Relyea

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Chapter 1

• Which ecological level would be of most interest to an ecologist studying adaptations?
• ecosystem
• population
• individual
• community

ANSWER: c

POINTS: 1

DIFFICULTY: Easy

REFERENCES: Chapter 1 An Introduction to Ecology

Section: Ecological systems exist in a hierarchy of organization

QUESTION TYPE: Multiple Choice

HAS VARIABLES: False

KEYWORDS: Bloom's: Understanding

DATE CREATED: 5/5/2021 1:16 PM

DATE MODIFIED: 5/5/2021 1:17 PM

CUSTOM ID: question_1027527_6092cc83922751

• Which of the following is NOT a property used in the study of populations?
• density
• change in size
• composition
• interactions with other populations

ANSWER: d

POINTS: 1

DIFFICULTY: Easy

REFERENCES: Chapter 1 An Introduction to Ecology

Section: Ecological systems exist in a hierarchy of organization.

QUESTION TYPE: Multiple Choice

HAS VARIABLES: False

TOPICS: Populations

KEYWORDS: Bloom's: Remembering

DATE CREATED: 5/5/2021 1:16 PM

DATE MODIFIED: 5/5/2021 1:16 PM

CUSTOM ID: question_1027528_6092cc83922752

• Which level of ecological hierarchy includes the movement of water and air?
• community
• population 1 / 4

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• ecosystem
• biosphere

ANSWER: d

POINTS: 1

DIFFICULTY: Easy

REFERENCES: Chapter 1 An Introduction to Ecology

Section: Ecological systems exist in a hierarchy of organization.

QUESTION TYPE: Multiple Choice

HAS VARIABLES: False

KEYWORDS: Bloom's: Remembering

DATE CREATED: 5/5/2021 1:16 PM

DATE MODIFIED: 5/5/2021 1:16 PM

CUSTOM ID: question_1027529_6092cc83922753

• A group of organisms that interbreeds in nature and produces fertile offspring is called a
• population.
• species.
• community.
• prokaryote.

ANSWER: b

POINTS: 1

DIFFICULTY: Easy

REFERENCES: Chapter 1 An Introduction to Ecology

Section: Ecological systems exist in a hierarchy of organization.

QUESTION TYPE: Multiple Choice

HAS VARIABLES: False

TOPICS: Populations

KEYWORDS: Bloom's: Remembering

DATE CREATED: 5/5/2021 1:16 PM

DATE MODIFIED: 5/5/2021 1:16 PM

CUSTOM ID: question_1027530_6092cc83922754

• The boundaries of communities are
• difficult for species to cross.
• flexible.
• clear and distinct.
• never overlapping.

ANSWER: b

POINTS: 1

DIFFICULTY: Easy 2 / 4

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REFERENCES: Chapter 1 An Introduction to Ecology

Section: Ecological systems exist in a hierarchy of organization.

QUESTION TYPE: Multiple Choice

HAS VARIABLES: False

TOPICS: Ecosystems

KEYWORDS: Bloom's: Understanding

DATE CREATED: 5/5/2021 1:16 PM

DATE MODIFIED: 5/5/2021 1:16 PM

CUSTOM ID: question_1027531_6092cc83922755

• Which is the correct hierarchy of ecological systems, from smallest to largest?
• ecosystem, biosphere, community, population, individual
• individual, community, population, ecosystem, biosphere
• individual, population, ecosystem, biosphere, community
• individual, population, community, ecosystem, biosphere

ANSWER: d

POINTS: 1

DIFFICULTY: Easy

REFERENCES: Chapter 1 An Introduction to Ecology

Section: Ecological systems exist in a hierarchy of organization

QUESTION TYPE: Multiple Choice

HAS VARIABLES: False

KEYWORDS: Bloom's: Remembering

DATE CREATED: 5/5/2021 1:16 PM

DATE MODIFIED: 5/5/2021 1:16 PM

CUSTOM ID: question_1027532_6092cc83922756

• Which of the following systems is composed of assemblages of organisms together with their physical and

chemical environments?

• organism
• population
• community
• ecosystem

ANSWER: d

POINTS: 1

DIFFICULTY: Easy

REFERENCES: Chapter 1 An Introduction to Ecology

Section: Ecological systems exist in a hierarchy of organization.

QUESTION TYPE: Multiple Choice

HAS VARIABLES: False 3 / 4

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TOPICS: Ecosystems

KEYWORDS: Bloom's: Remembering

DATE CREATED: 5/5/2021 1:16 PM

DATE MODIFIED: 5/5/2021 1:16 PM

CUSTOM ID: question_1027533_6092cc83922757

• An ecologist who studies populations would most likely be interested in
• adaptations that help individual organisms live in their environment.
• births and deaths of individuals belonging to a particular species in a particular place.
• the number and relative abundance of species living in a particular place.
• physical and chemical transformations of energy and materials in the soil, atmosphere, and water.

ANSWER: b

POINTS: 1

DIFFICULTY: Moderate

REFERENCES: Chapter 1 An Introduction to Ecology

Section: Ecological systems exist in a hierarchy of organization.

QUESTION TYPE: Multiple Choice

HAS VARIABLES: False

KEYWORDS: Bloom's: Understanding

DATE CREATED: 5/5/2021 1:16 PM

DATE MODIFIED: 5/5/2021 1:16 PM

CUSTOM ID: question_1027534_6092cc83922758

• Explain how studying a community can provide insight into population changes.

ANSWER: Many species’ interactions play a part in birth and death rates of populations, such as any species that relies on another for food. Understanding these relationships is often essential to understand why a population is growing or shrinking.

POINTS: 1

DIFFICULTY: Moderate

REFERENCES: Chapter 1 An Introduction to Ecology

Section: Ecological systems exist in a hierarchy of organization.

QUESTION TYPE: Essay

HAS VARIABLES: False

STUDENT ENTRY MODE: Complete

TOPICS: Communities

KEYWORDS: Bloom's: Applying

DATE CREATED: 5/5/2021 1:16 PM

DATE MODIFIED: 5/5/2021 1:16 PM

CUSTOM ID: question_1027535_6092cc83922759

• Explain how the definition of species has become more complicated. Give an example.
• / 4