Question 1

The deep-sea rift communities in the Pacific depend on the action of chemoautotrophic ____________ to derive energy from the oxidation of hydrogen sulfide.

Accepted Answer

bacteria

Question 2

Commensalism differs from mutualism by the fact that in commensalism,

Accepted Answer

A) one organism is not affected. 
B) one organism is always harmed. 
C) both organisms benefit. 
D) neither organism benefits. 
A) one organism is not affected. 
B) one organism is always harmed. 
C) both organisms benefit. 
D) neither organism benefits. A

Question 3

The producers in deep-sea thermal vent communities are

Accepted Answer

A) bivalve molluscs. 
B) giant pogonophoran worms. 
C) deep-sea kelp. 
D) chemoautotrophic bacteria. 
A) bivalve molluscs. 
B) giant pogonophoran worms. 
C) deep-sea kelp. 
D) chemoautotrophic bacteria. D

Question 4

Discuss how ecosystems are based on energy transfer at different trophic levels.

Accepted Answer

Ecosystems are based on energy transfer

Question 5

Distinguish between a habitat and a niche.Can these terms ever refer to the same thing?

Accepted Answer

A habitat refers to the specific place o

Question 6

The maximum number of individuals of a species that an area can support is the

Accepted Answer

A) growth rate. 
B) carrying capacity. 
C) net productivity. 
D) gross productivity. 
A) growth rate. 
B) carrying capacity. 
C) net productivity. 
D) gross productivity.

Question 7

Discuss the paradox of biodiversity concerning species isolation and potential for both speciation and extinction.

Accepted Answer

The paradox of biodiversity concerning s

Question 8

We could state a biological "law" that all food chains begin with photosynthetic producers if it wasn't for the exception of

Accepted Answer

A) lichens that make their own food energy. 
B) anaerobic bacteria such as the tetanus agent. 
C) chemosynthetic bacteria found around deep ocean thermal vents. 
D) humans making synthetic food. 
A) lichens that make their own food energy. 
B) anaerobic bacteria such as the tetanus agent. 
C) chemosynthetic bacteria found around deep ocean thermal vents. 
D) humans making synthetic food.

Question 9

A species that when removed from a community changes the structure of the community is called a ____________ species.

Accepted Answer

The answer of A species that when removed from a...

Question 10

When adding sterilized screw-worm flies to populations in an attempt to eradicate them from the United States,scientists found that not all of the adult screw-worm flies,often from different areas,were mating with each other.Each of the internally mating populations constituted a

Accepted Answer

A) lineage. 
B) limiting resource. 
C) clone. 
D) deme. 
E) cohort. 
A) lineage. 
B) limiting resource. 
C) clone. 
D) deme. 
E) cohort.

Question 11

Identify the following terms: r,K,N.Why does the term (K-N)/K approach zero (no slope)as N approaches the value of K?

Accepted Answer

The terms r, K, and N are commonly used

Question 12

While an animal can survive (determined by lab tests)between the temperatures of 10oC and 30oC,we find in nature that the animal only exists between 16oC and 28oC.This is a difference between the __________________ and __________________.

Accepted Answer

A) fundamental habitat;realized habitat 
B) fundamental niche;realized niche 
C) realized habitat;fundamental habitat 
D) realized niche;fundamental niche 
A) fundamental habitat;realized habitat 
B) fundamental niche;realized niche 
C) realized habitat;fundamental habitat 
D) realized niche;fundamental niche

Question 13

A species of bat is found in 1)groves and grasslands,2)has a 4 degree temperature limit and 3)is at the end of its food chain.This defines its

Accepted Answer

A) range and habitat. 
B) habitat and niche. 
C) range and ecology. 
D) ecology. 
A) range and habitat. 
B) habitat and niche. 
C) range and ecology. 
D) ecology.

Question 14

The energy storage in an animal's tissues is called

Accepted Answer

A) primary productivity. 
B) gross productivity. 
C) standing crop. 
D) biomass. 
A) primary productivity. 
B) gross productivity. 
C) standing crop. 
D) biomass.

Question 15

An interaction in which one species derives benefit from its host but neither benefits nor harms the host is ____________.

Accepted Answer

The answer of An interaction in which one species derives...

Question 16

Some conditions that can limit population size are severe cold,drought,fire,etc. ;such conditions are regarded as density ____________.

Accepted Answer

The answer of Some conditions that can limit population size...

Question 17

Most energy enters the ecosystem as

Accepted Answer

A) cell respiration. 
B) plant growth. 
C) chemical bond energy. 
D) oxygen. 
E) light energy. 
A) cell respiration. 
B) plant growth. 
C) chemical bond energy. 
D) oxygen. 
E) light energy.

Question 18

Are the benefits derived from Mullerian mimics always equal for each member of the mimicry complex?

Accepted Answer

No, the benefits derived from Müllerian

Question 19

There can usually be no more than 4 or 5 trophic levels in a food chain because there is such a great loss of __________ between trophic levels.

Accepted Answer

The answer of There can usually be no more than...

Question 20

Discuss the different ecological effects of density independent factors and density-dependent factors on animal populations.

Accepted Answer

Density-independent factors and density-

Exam 38: Animal Ecology

The deep-sea rift communities in the Pacific depend on the action of chemoautotrophic ____________ to derive energy from the oxidation of hydrogen sulfide.

Commensalism differs from mutualism by the fact that in commensalism,

The producers in deep-sea thermal vent communities are

Discuss how ecosystems are based on energy transfer at different trophic levels.

Distinguish between a habitat and a niche.Can these terms ever refer to the same thing?

The maximum number of individuals of a species that an area can support is the

Discuss the paradox of biodiversity concerning species isolation and potential for both speciation and extinction.

We could state a biological "law" that all food chains begin with photosynthetic producers if it wasn't for the exception of

A species that when removed from a community changes the structure of the community is called a ____________ species.

When adding sterilized screw-worm flies to populations in an attempt to eradicate them from the United States,scientists found that not all of the adult screw-worm flies,often from different areas,were mating with each other.Each of the internally mating populations constituted a

Identify the following terms: r,K,N.Why does the term (K-N)/K approach zero (no slope)as N approaches the value of K?

While an animal can survive (determined by lab tests)between the temperatures of 10oC and 30oC,we find in nature that the animal only exists between 16oC and 28oC.This is a difference between the __________________ and __________________.

A species of bat is found in 1)groves and grasslands,2)has a 4 degree temperature limit and 3)is at the end of its food chain.This defines its

The energy storage in an animal's tissues is called

An interaction in which one species derives benefit from its host but neither benefits nor harms the host is ____________.

Some conditions that can limit population size are severe cold,drought,fire,etc. ;such conditions are regarded as density ____________.

Most energy enters the ecosystem as

Are the benefits derived from Mullerian mimics always equal for each member of the mimicry complex?

There can usually be no more than 4 or 5 trophic levels in a food chain because there is such a great loss of __________ between trophic levels.

Discuss the different ecological effects of density independent factors and density-dependent factors on animal populations.

Life: Biological Principles and the Science of Zoology

The Origin and Chemistry of Life

Cells As Units of Life

Cellular Metabolism

Genetics: a Review

Organic Evolution

The Reproductive Process

Principles of Development

Architectual Pattern of an Animal

Taxonomy and Phylogeny of Animals

Unicellular Eukaryotes

Sponges and Placozoans

Cnidarians and Ctenophores

Acoelomorpha, Platyzoa, and Mesozoa

Polyzoa and Kryptrochozoa

Molluscs

Annelids and Allied Taxa

Smaller Ecdysozoans

Trilobites, Chelicerates, and Myriapods

Crustaceans

Hexapods

Chaetognaths, echinoderms, and Hemichordates

Chordates

Fishes

Early Tetrapods and Modern Amphibians

Amniote Origins and Nonavian Reptiles

Birds

Mammals

Support, Protection, and Movement

Homeostasis: Osmotic Regulation, Excretion, and Temperature Regulation

Homeostasis: Internal Fluids and Respiration

Digestion and Nutrition

Nervous Coordination: Nervous System and Sense Organs

Chemical Coordination: Endocrine System

Immunity

Animal Behavior

Animal Distribution

Filters

While an animal can survive (determined by lab tests)between the temperatures of 10^oC and 30^oC,we find in nature that the animal only exists between 16^oC and 28^oC.This is a difference between the and .