Test Bank For Elements of Ecology 9th Edition All Chapters - complete guide -latest version 2026 _isbn9780321994912

Test Bank For Elements of Ecology 9th Edition All

Chapters - 9780321994912

,Elements of Ecology, 9e (Smith)
Chapter 1 The Nature of Ecology


1.1 Short Answer Questions


1) is activism with a stated aim of protecting the natural environment, particularly
from the negative impacts of human activities.
Answer:
Environmentalism Topic:
Section 1.1
Bloom's Taxonomy: Knowledge/Comprehension


2) is the scientific study of the relationship between organisms and their environment.
Answer: Ecology
Topic: Section 1.1
Bloom's Taxonomy: Knowledge/Comprehension


3) The living, or , and nonliving, or , components of the environment interact
within an ecosystem.
Answer: biotic; abiotic
Topic: Section 1.2
Bloom's Taxonomy: Knowledge/Comprehension


4) A group of individuals of the same species that occupies a given area is referred to as a(n)
.
Answer:
population Topic:
Section 1.3
Bloom's Taxonomy: Knowledge/Comprehension


5) All populations of different species living and interacting within an ecosystem are referred to
collectively as a(n) .

1
Copyright © 2015 Pearson Education, Inc.

,Answer:
community Topic:
Section 1.3
Bloom's Taxonomy: Knowledge/Comprehension


6) At the level, an ecologist might focus on the factors that affect the relative
abundance of various populations in the area.
Answer:
community Topic:
Section 1.4
Bloom's Taxonomy: Knowledge/Comprehension

7) All science begins with , which is the first step in the process known as the scientific
method.
Answer:
observation Topic:
Section 1.5
Bloom's Taxonomy: Knowledge/Comprehension




2
Copyright © 2015 Pearson Education, Inc.

, 8) In a field experiment, an ecologist measures the effects of nitrogen on productivity, plotting
data for nitrogen on the x-axis and productivity on the y-axis. In this experiment, the dependent
variable is .
Answer:
productivity Topic:
Section 1.5
Bloom's Taxonomy: Application/Analysis

9) A(n) is an abstract, simplified representation of a real system, allowing us to predict
some behavior or response using a set of explicit assumptions.
Answer: model
Topic: Section 1.6
Bloom's Taxonomy: Knowledge/Comprehension


10) The forms the basic unit in ecology.
Answer: individual
Topic: Section 1.9
Bloom's Taxonomy: Knowledge/Comprehension


1.2 Multiple-Choice Questions


1) The term "ecology" is defined as the study of the
A) environment.
B) relationships between organisms.
C) relationships between organisms and their environment.
D) impact of humans on the environment.
Answer: C
Topic: Section 1.1
Bloom's Taxonomy: Knowledge/Comprehension


2) Which of the following is a cornerstone of the science of ecology?
A) Environmentalism
B) Darwin's theory of natural selection
3
Copyright © 2015 Pearson Education, Inc.