Question 1

The relationship between the per capita rate of consumption and the number of prey is known as the predator's ________ response.

Accepted Answer

functional

Question 2

Which of the following is an example of Müllerian mimicry?

Accepted Answer

A) walking sticks that resemble twigs 
B) stinkbugs that produce a noxious odor 
C) flounders whose colors resemble the sea floor 
D) wasps with black and yellow bands 
A) walking sticks that resemble twigs 
B) stinkbugs that produce a noxious odor 
C) flounders whose colors resemble the sea floor 
D) wasps with black and yellow bands D

Question 3

Which of the following is not a class of plant secondary compounds?

Accepted Answer

A) terpenoids 
B) phenolics 
C) nitrogen-based compounds 
D) alkanes 
A) terpenoids 
B) phenolics 
C) nitrogen-based compounds 
D) alkanes D

Question 4

In a simple experiment involving only predator and prey with no refuge,

Accepted Answer

A) prey will always survive. 
B) predators will typically drive their prey to extinction. 
C) both populations will oscillate. 
D) prey populations will oscillate. 
A) prey will always survive. 
B) predators will typically drive their prey to extinction. 
C) both populations will oscillate. 
D) prey populations will oscillate.

Question 5

Huffaker's experiment involving oranges showed

Accepted Answer

A) predators will always consume prey to extinction. 
B) prey will always outlast predators. 
C) with enough complexity,predator and prey populations will oscillate. 
D) both species use oranges for refuge. 
A) predators will always consume prey to extinction. 
B) prey will always outlast predators. 
C) with enough complexity,predator and prey populations will oscillate. 
D) both species use oranges for refuge.

Question 6

Which of the following is considered a nonlethal effect of predation?

Accepted Answer

A) reduced activity of prey 
B) prey consumption 
C) reduced competition 
D) increased predator mortality 
A) reduced activity of prey 
B) prey consumption 
C) reduced competition 
D) increased predator mortality

Question 7

When prey produce so many offspring in a short period of time that predators can attack only a fraction of them,it is referred to as

Accepted Answer

A) a numerical response. 
B) a functional response. 
C) predator satiation. 
D) cryptic reproduction. 
A) a numerical response. 
B) a functional response. 
C) predator satiation. 
D) cryptic reproduction.

Question 8

In the Lotka-Volterra equations that represent predator-prey interactions,predators are a source of density-independent mortality for prey.

Accepted Answer

A) True 
 B)False

Question 9

Scavengers are heterotrophs.

Accepted Answer

A) True 
 B)False

Question 10

The per capita rate at which predators consume prey is assumed to increase ________ with the number of prey.

Accepted Answer

The answer of The per capita rate at which predators...

Question 11

A(n)________ is an organism that lives on or within another without killing the host.

Accepted Answer

The answer of A(n)________ is an organism that lives on...

Question 12

As prey species evolve more effective means to avoid being caught,predators evolve more effective means to capture them.

Accepted Answer

A) True 
 B)False

Question 13

In the Lotka-Volterra model of predator-prey interactions,population growth is regulated through

Accepted Answer

A) reproduction for both predator and prey. 
B) reproduction for the predator and mortality for the prey. 
C) reproduction for the prey and mortality for the predator. 
D) mortality for both predator and prey. 
A) reproduction for both predator and prey. 
B) reproduction for the predator and mortality for the prey. 
C) reproduction for the prey and mortality for the predator. 
D) mortality for both predator and prey.

Question 14

The costs of foraging can be measured in terms of the time and ________ expended in the act of foraging.

Accepted Answer

The answer of The costs of foraging can be measured...

Question 15

The recognition of a particular species as potential prey by a predator is called a(n)________ image.

Accepted Answer

The answer of The recognition of a particular species as...

Question 16

Grazers and browsers are true predators.

Accepted Answer

A) True 
 B)False

Question 17

________ mimicry occurs when many unpalatable or venomous species share a similar color pattern.

Accepted Answer

The answer of ________ mimicry occurs when many unpalatable or...

Question 18

Which animal does not employ protective armor for predator defense?

Accepted Answer

A) armadillo 
B) beetle 
C) scorpion 
D) porcupine 
A) armadillo 
B) beetle 
C) scorpion 
D) porcupine

Question 19

Quantitative inhibitors

Accepted Answer

A) are produced in small quantities by a plant. 
B) are toxic to herbivores. 
C) reduce digestibility of plant material. 
D) include cyanide and alkaloids. 
A) are produced in small quantities by a plant. 
B) are toxic to herbivores. 
C) reduce digestibility of plant material. 
D) include cyanide and alkaloids.

Question 20

________ prey on autotrophs and do not kill the individuals they feed on.

Accepted Answer

The answer of ________ prey on autotrophs and do not...

Exam 14: Predation

The relationship between the per capita rate of consumption and the number of prey is known as the predator's ________ response.

Which of the following is an example of Müllerian mimicry?

Which of the following is not a class of plant secondary compounds?

In a simple experiment involving only predator and prey with no refuge,

Huffaker's experiment involving oranges showed

Which of the following is considered a nonlethal effect of predation?

When prey produce so many offspring in a short period of time that predators can attack only a fraction of them,it is referred to as

In the Lotka-Volterra equations that represent predator-prey interactions,predators are a source of density-independent mortality for prey.

Scavengers are heterotrophs.

The per capita rate at which predators consume prey is assumed to increase ________ with the number of prey.

A(n)________ is an organism that lives on or within another without killing the host.

As prey species evolve more effective means to avoid being caught,predators evolve more effective means to capture them.

In the Lotka-Volterra model of predator-prey interactions,population growth is regulated through

The costs of foraging can be measured in terms of the time and ________ expended in the act of foraging.

The recognition of a particular species as potential prey by a predator is called a(n)________ image.

Grazers and browsers are true predators.

________ mimicry occurs when many unpalatable or venomous species share a similar color pattern.

Which animal does not employ protective armor for predator defense?

Quantitative inhibitors

________ prey on autotrophs and do not kill the individuals they feed on.

The Nature of Ecology

Climate

The Aquatic Environment

The Terrestrial Environment

Adaptation and Natural Selection

Plant Adaptations to the Environment

Animal Adaptations to the Environment

Properties of Populations

Population Growth

Life History

Intraspecific Population Regulation

Species Interactions, population Dynamics, and Natural Selection

Interspecific Competition

Parasitism and Mutualism

Community Structure

Factors Influencing the Structure of Communities

Community Dynamics

Landscape Dynamics

Ecosystem Energetics

Decomposition and Nutrient Cycling

Biogeochemical Cycles

Terrestrial Ecosystems

Aquatic Ecosystems

Coastal and Wetland Ecosystems

Large-Scale Patterns of Biological Diversity

The Ecology of Climate Change

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