Question 1

The process that establishes new communities and restores disturbed communities is termed

Accepted Answer

A) secondary growth. 
B) eutrophication. 
C) diversification. 
D) succession. 
A) secondary growth. 
B) eutrophication. 
C) diversification. 
D) succession.

Question 2

Match each term to a statement listed below.
-an elk eating an aspen sapling

Accepted Answer

A) mutualism 
B) commensalism 
C) exploitation 
D) competition 
A) mutualism 
B) commensalism 
C) exploitation 
D) competition

Question 3

A species of bat is removed from a community when it is hunted to extinction. Within two years scientists notice seeds from several plants are no longer germinating. The bat was a

Accepted Answer

A) community defining species. 
B) keystone species. 
C) primary consumer. 
D) producer. 
A) community defining species. 
B) keystone species. 
C) primary consumer. 
D) producer.

Question 4

Once a climax community develops, is it likely to remain that way indefinitely?

Accepted Answer

A) No, over long-term timescales climate change will probably occur, causing the community to eventually change. 
B) No, once a climax community develops, the lack of biotic variability eventually degrades the habitat. 
C) Yes, once a climax community develops, it will always remain undisturbed. 
D) Yes, climax communities become so stable that they prevent disturbances from occurring. 
A) No, over long-term timescales climate change will probably occur, causing the community to eventually change. 
B) No, once a climax community develops, the lack of biotic variability eventually degrades the habitat. 
C) Yes, once a climax community develops, it will always remain undisturbed. 
D) Yes, climax communities become so stable that they prevent disturbances from occurring.

The process that establishes new communities and restores disturbed communities is termed

Match each term to a statement listed below. -an elk eating an aspen sapling

A species of bat is removed from a community when it is hunted to extinction. Within two years scientists notice seeds from several plants are no longer germinating. The bat was a

Once a climax community develops, is it likely to remain that way indefinitely?

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

General Principles of Ecology

Growth of Populations

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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Exam 17: Communities of Organisms

The process that establishes new communities and restores disturbed communities is termed

Match each term to a statement listed below. -an elk eating an aspen sapling

A species of bat is removed from a community when it is hunted to extinction. Within two years scientists notice seeds from several plants are no longer germinating. The bat was a

Once a climax community develops, is it likely to remain that way indefinitely?

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

General Principles of Ecology

Growth of Populations

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

Filters