Question 1

In the Washington intertidal community studied by Robert Paine,the most important limiting resource is

Accepted Answer

A) space. 
B) light. 
C) plankton. 
D) nitrogen. 
E) water. 
A) space. 
B) light. 
C) plankton. 
D) nitrogen. 
E) water.

Question 2

Cleaner wrasse are mutualists of other coral reef fishes.What benefit do they provide to those other fish?

Accepted Answer

A) They suppress diseases because they consume carcasses of dead fish. 
B) They keep water oxygenated because they consume organic debris before it can rot. 
C) They keep fish relatively free of externally-feeding parasites. 
D) They maintain fish habitat by keeping corals free of encrusting algae. 
E) They reduce fish mortality by repelling large vertebrate predators. 
A) They suppress diseases because they consume carcasses of dead fish. 
B) They keep water oxygenated because they consume organic debris before it can rot. 
C) They keep fish relatively free of externally-feeding parasites. 
D) They maintain fish habitat by keeping corals free of encrusting algae. 
E) They reduce fish mortality by repelling large vertebrate predators.

Question 3

In zooplankton and intertidal communities,as the overall diversity of the food web increases,the proportion of predators in the web

Accepted Answer

A) tends to decrease. 
B) tends to increase. 
C) first decreases,then increases again. 
D) first increases,then decreases again. 
E) stays about the same. 
A) tends to decrease. 
B) tends to increase. 
C) first decreases,then increases again. 
D) first increases,then decreases again. 
E) stays about the same.

Question 4

Teja Tscharntke simplified the food web associated with the wetland reed Phragmites australis by dividing the species into which of the following major trophic levels?

Accepted Answer

A) plant,herbivore,piscivore,granivore 
B) herbivore,carnivore,detritivore,consumer 
C) herbivore,parasite,carnivore,detritivore 
D) plant,herbivore,parasite,carnivore 
E) plant,detritivore,parasite,herbivore 
A) plant,herbivore,piscivore,granivore 
B) herbivore,carnivore,detritivore,consumer 
C) herbivore,parasite,carnivore,detritivore 
D) plant,herbivore,parasite,carnivore 
E) plant,detritivore,parasite,herbivore

In the Washington intertidal community studied by Robert Paine,the most important limiting resource is

Cleaner wrasse are mutualists of other coral reef fishes.What benefit do they provide to those other fish?

In zooplankton and intertidal communities,as the overall diversity of the food web increases,the proportion of predators in the web

Teja Tscharntke simplified the food web associated with the wetland reed Phragmites australis by dividing the species into which of the following major trophic levels?

Introduction to Ecology: Historical Foundations and Developing Frontiers

Life on Land

Life in Water

Population Genetics and Natural Selection

Temperature Relations

Water Relations

Energy and Nutrient Relations

Social Relations

Population Distribution and Abundance

Population Dynamics

Population Growth

Life Histories

Competition

Exploitative Interactions: Predation, herbivory, parasitism, and Disease

Mutualism

Species Abundance and Diversity

Primary Production and Energy Flow

Nutrient Cycling and Retention

Succession and Stability

Landscape Ecology

Geographic Ecology

Global Ecology

Filters

Exam 17: Species Interactions and Community Structure

In the Washington intertidal community studied by Robert Paine,the most important limiting resource is

Cleaner wrasse are mutualists of other coral reef fishes.What benefit do they provide to those other fish?

In zooplankton and intertidal communities,as the overall diversity of the food web increases,the proportion of predators in the web

Teja Tscharntke simplified the food web associated with the wetland reed Phragmites australis by dividing the species into which of the following major trophic levels?

Introduction to Ecology: Historical Foundations and Developing Frontiers

Life on Land

Life in Water

Population Genetics and Natural Selection

Temperature Relations

Water Relations

Energy and Nutrient Relations

Social Relations

Population Distribution and Abundance

Population Dynamics

Population Growth

Life Histories

Competition

Exploitative Interactions: Predation, herbivory, parasitism, and Disease

Mutualism

Species Abundance and Diversity

Primary Production and Energy Flow

Nutrient Cycling and Retention

Succession and Stability

Landscape Ecology

Geographic Ecology

Global Ecology

Filters