Question 1

Which of the following levels of organization is/are correctly ordered?

Accepted Answer

A)  population, ecosystem, landscape, individual, interaction 
B)  individual, population, interaction, community, ecosystem 
C)  biosphere, landscape, individual, community, interaction 
D)  ecosystem, landscape, region, interaction, population 
E)  None of the choices are correct. 
A)  population, ecosystem, landscape, individual, interaction 
B)  individual, population, interaction, community, ecosystem 
C)  biosphere, landscape, individual, community, interaction 
D)  ecosystem, landscape, region, interaction, population 
E)  None of the choices are correct. B

Question 2

An ecosystem is defined as

Accepted Answer

A)  all the organisms that live in an area. 
B)  the physical environment with which organisms interact. 
C)  an association of interacting species. 
D)  all of the organisms that live in an area and the physical environment with which they interact. 
E)  all of the individuals of a single species that live in an area and the physical environment with which they interact. 
A)  all the organisms that live in an area. 
B)  the physical environment with which organisms interact. 
C)  an association of interacting species. 
D)  all of the organisms that live in an area and the physical environment with which they interact. 
E)  all of the individuals of a single species that live in an area and the physical environment with which they interact. D

Question 3

The 'scientific method' includes

Accepted Answer

A)  observations, experiments, and modeling. 
B)  posing questions and formulating testable hypotheses. 
C)  statistical analysis. 
D)  observations, experiments, and modeling; posing questions and formulating testable hypotheses; and statistical analysis. 
E)  both observations, experiments, and modeling, and posing questions and formulating testable hypotheses. 
A)  observations, experiments, and modeling. 
B)  posing questions and formulating testable hypotheses. 
C)  statistical analysis. 
D)  observations, experiments, and modeling; posing questions and formulating testable hypotheses; and statistical analysis. 
E)  both observations, experiments, and modeling, and posing questions and formulating testable hypotheses. D

Question 4

The highest level of ecological organization focuses on

Accepted Answer

A)  the gene. 
B)  the biosphere. 
C)  warbler use of trees. 
D)  forests. 
E)  None of the choices are correct. 
A)  the gene. 
B)  the biosphere. 
C)  warbler use of trees. 
D)  forests. 
E)  None of the choices are correct.

Question 5

Stable isotope analysis uses variation in element masses to better understand ecological phenomena.

Accepted Answer

A) True 
 B)False

Question 6

The scientific method deals with absolute truths.

Accepted Answer

A) True 
 B)False

Question 7

____________ are aerial plants obtaining nutrient from trapped organic matter.

Accepted Answer

The answer of ____________ are aerial plants obtaining nutrient from...

Question 8

Field studies and laboratory studies are mutually exclusive.

Accepted Answer

A) True 
 B)False

Question 9

Nalini Nadkarni's study of tropical and temperate rain forests determined that

Accepted Answer

A)  rain forests have nutrient rich soils. 
B)  the herbaceous layer determines the nutrient balance. 
C)  epiphyte mats contain a significant source of nutrients. 
D)  as one moves up the canopy, species richness decreases. 
E)  None of the choices are correct. 
A)  rain forests have nutrient rich soils. 
B)  the herbaceous layer determines the nutrient balance. 
C)  epiphyte mats contain a significant source of nutrients. 
D)  as one moves up the canopy, species richness decreases. 
E)  None of the choices are correct.

Question 10

According to Margaret Davis, who studied pollen contained within lake sediments, the vegetation landscape of the Appalachian Mountains from 12,000 years ago until approximately 100 years ago changed as follows:

Accepted Answer

A)  spruceF1F1F1S1F1F1F10chestnutF1F1F1S1F1F1F10beech. 
B)  chestnutF1F1F1S1F1F1F10spruceF1F1F1S1F1F1F10beech. 
C)  beechF1F1F1S1F1F1F10spruceF1F1F1S1F1F1F10chestnut. 
D)  spruceF1F1F1S1F1F1F10beechF1F1F1S1F1F1F10chestnut. 
E)  chestnutF1F1F1S1F1F1F10beechF1F1F1S1F1F1F10spruce. 
A)  spruceF1F1F1S1F1F1F10chestnutF1F1F1S1F1F1F10beech. 
B)  chestnutF1F1F1S1F1F1F10spruceF1F1F1S1F1F1F10beech. 
C)  beechF1F1F1S1F1F1F10spruceF1F1F1S1F1F1F10chestnut. 
D)  spruceF1F1F1S1F1F1F10beechF1F1F1S1F1F1F10chestnut. 
E)  chestnutF1F1F1S1F1F1F10beechF1F1F1S1F1F1F10spruce.

Question 11

Physiological ecologists study

Accepted Answer

A)  nutrient cycling and energy flow through ecosystems. 
B)  exchanges of materials, energy, and organisms between communities. 
C)  physiological and anatomical mechanisms by which organisms deal with variation in their physical and chemical environment. 
D)  physiological and anatomical mechanisms by which organisms deal with variation in their social environment. 
E)  None of the choices are correct. 
A)  nutrient cycling and energy flow through ecosystems. 
B)  exchanges of materials, energy, and organisms between communities. 
C)  physiological and anatomical mechanisms by which organisms deal with variation in their physical and chemical environment. 
D)  physiological and anatomical mechanisms by which organisms deal with variation in their social environment. 
E)  None of the choices are correct.

Question 12

The pioneering work of Nalini Nadkarni in rain forest ecology revealed that

Accepted Answer

A)  epiphyte mats in some tropical forests contain nutrient quantities equal to the nutrient content of the canopy foliage. 
B)  the epiphyte mass in temperate rain forests may be four times the mass of leaves on their host tree. 
C)  in both temperate and tropical rain forests, trees obtain nutrients by extending roots into epiphyte mats. 
D)  All of the choices are correct. 
E)  both the epiphyte mass in temperate rain forests may be four times the mass of leaves on their host tree and, in both temperate and tropical rain forests, trees obtain nutrients by extending roots into epiphyte mats. 
A)  epiphyte mats in some tropical forests contain nutrient quantities equal to the nutrient content of the canopy foliage. 
B)  the epiphyte mass in temperate rain forests may be four times the mass of leaves on their host tree. 
C)  in both temperate and tropical rain forests, trees obtain nutrients by extending roots into epiphyte mats. 
D)  All of the choices are correct. 
E)  both the epiphyte mass in temperate rain forests may be four times the mass of leaves on their host tree and, in both temperate and tropical rain forests, trees obtain nutrients by extending roots into epiphyte mats.

Question 13

Population ecologists do not study

Accepted Answer

A)  reproductive ecology. 
B)  distribution and abundance. 
C)  energy flow. 
D)  extinction. 
E)  adaptation. 
A)  reproductive ecology. 
B)  distribution and abundance. 
C)  energy flow. 
D)  extinction. 
E)  adaptation.

Question 14

Populations changing genetically over time in response to variation in its environment is termed ____________.

Accepted Answer

The answer of Populations changing genetically over time in response...

Question 15

Ecologists study

Accepted Answer

A)  communities. 
B)  ecosystems. 
C)  individual organisms. 
D)  populations. 
E)  All of the choices are correct. 
A)  communities. 
B)  ecosystems. 
C)  individual organisms. 
D)  populations. 
E)  All of the choices are correct.

Question 16

Temperate and tropical rain forest trees extract nutrients from epiphytic mats.

Accepted Answer

A) True 
 B)False

Question 17

Margaret Davis' studies on lake pollen sediments indicate that the forests of eastern North America did not change with the changing climate.

Accepted Answer

A) True 
 B)False

Question 18

Ecology can be defined as the study of the impact of human activity on the environment.

Accepted Answer

A) True 
 B)False

Question 19

Ecology is a modern science of which ancient man had no knowledge.

Accepted Answer

A) True 
 B)False

Question 20

What is ecology?

Accepted Answer

A)  the study of relationships between organisms and the environment 
B)  the study of animal and plant population interactions 
C)  the study of the abiotic portion of the environment 
D)  the study of the biosphere 
E)  the study of environmental change 
A)  the study of relationships between organisms and the environment 
B)  the study of animal and plant population interactions 
C)  the study of the abiotic portion of the environment 
D)  the study of the biosphere 
E)  the study of environmental change

Exam 1: Introduction to Ecology Historical Foundations and Developing Frontiers

Which of the following levels of organization is/are correctly ordered?

An ecosystem is defined as

The 'scientific method' includes

The highest level of ecological organization focuses on

Stable isotope analysis uses variation in element masses to better understand ecological phenomena.

The scientific method deals with absolute truths.

____________ are aerial plants obtaining nutrient from trapped organic matter.

Field studies and laboratory studies are mutually exclusive.

Nalini Nadkarni's study of tropical and temperate rain forests determined that

According to Margaret Davis, who studied pollen contained within lake sediments, the vegetation landscape of the Appalachian Mountains from 12,000 years ago until approximately 100 years ago changed as follows:

Physiological ecologists study

The pioneering work of Nalini Nadkarni in rain forest ecology revealed that

Population ecologists do not study

Populations changing genetically over time in response to variation in its environment is termed ____________.

Ecologists study

Temperate and tropical rain forest trees extract nutrients from epiphytic mats.

Margaret Davis' studies on lake pollen sediments indicate that the forests of eastern North America did not change with the changing climate.

Ecology can be defined as the study of the impact of human activity on the environment.

Ecology is a modern science of which ancient man had no knowledge.

What is ecology?

Life on Land

Life in Water

Population Genetics and Natural Selection

Temperature Relations

Water Relations

Energy and Nutrient Relations

Socail Relations

Population Distribution and Abundance

Population Dynamics

Population Growth

Life Histories

Competition

Exploitative Interactions Predation, Herbivory, Parasitism, and Disease

Mutualism

Species Abundance and Diversity

Species Interactions and Community Structure

Primary Production and Energy Flow

Nutrient Cycling and Retention

Succession and Stability

Landscape Ecology

Geographic Ecology

Global Ecology

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