Deck 6: Ecology: Preserving the Animal Kingdom

Question 1

If organisms are placed in an environment with unlimited resources,that population of organisms will probably experience

A)exponential growth.
B)arithmetic growth.
C)a sudden decrease.
D)a slow decrease.
E)a stabilizing of the population

Answer 1

A

Question 2

A symbiotic relationship in which one organism lives on or in another organism and derives nourishment from that organism (and harms the host)is called

A)mutualism.
B)parasitism.
C)commensalism.
D)predation.
E)herbivory.

Answer 2

B

Question 3

In a parasitic relationship,the __________ host is the host that harbors the sexual stage of the parasite.

A)definitive
B)intermediate
C)secondary
D)commensal
E)phoretic

Answer 3

A

Question 4

On a survivorship curve,the Y-axis records

A)numbers of survivors.
B)inherent mortality.
C)population growth.
D)life-style.
E)proportion of survivors.

Question 5

The population size that a particular environment can support is called

A)biotic potential.
B)environmental capability.
C)J-selective.
D)C-selective.
E)carrying capacity.

Question 6

Populations of __________ often have type II survivorship curves.

A)rodents and birds
B)humans
C)fishes and insects
D)elephants
E)robins and fishes

Question 7

97% of all living matter on earth is composed of 4 elements.Which of the following is not one of those elements?

A)nitrogen
B)carbon
C)chlorine
D)oxygen
E)hydrogen

Question 8

The constraint placed on a population by various environmental factors is known as

A)environmental resistance.
B)reverse growth.
C)population enhancement.
D)interspecific competition.
E)niche selection.

Question 9

Because they must ingest other organisms to supply their energy needs animals are categorized as

A)heterotrophs.
B)autotrophs.
C)producers.
D)commensals.
E)mutualists.

Question 10

Organisms that carry on photosynthesis or other carbon-fixing activities are called

A)autotrophs.
B)heterotrophs.
C)frugivores.
D)trophophores.
E)herbivores.

Question 11

In aquatic environments,carbon can be tied up in the environment as this compound present in the shells of molluscs and skeletons of echinoderms.

A)carbonic acid
B)calcium carbonate
C)carbon dioxide
D)carbon monoxide
E)methane

Question 12

An animal's __________ includes all of the biotic and abiotic characteristics of the area in which the animal lives.

A)habitat
B)tolerance range
C)territory
D)optimum range
E)geography

Question 13

An accounting of the total energy intake and use by an animal is called the __________ of the animal.

A)productive energy rate
B)energy budget
C)standard metabolism
D)basal metabolism
E)catabolic rate

Question 14

Animals that are brightly colored to warn away potential predators are said to have

A)camouflage coloration.
B)countershaded coloration.
C)aposematic coloration.
D)aestival coloration.
E)ecotonal coloration.

Question 15

Individuals in type II populations

A)experience high juvenile mortality.
B)have a constant probability of death throughout their lives.
C)experience low juvenile mortality.
D)experience high old age mortality.
E)are immortal.

Question 16

When an abiotic factor is out of the range of tolerance for an animal,it becomes a/an

A)acclimation factor.
B)limiting factor.
C)activity repressor.
D)niche suppressor.
E)existence criterion.

Question 17

In many cases,predator and prey organisms evolve together and exert a strong selective influence on each other.This is known as

A)transspecific evolution.
B)intraspecific evolution.
C)density independent evolution.
D)coevolution.
E)interevolution.

Question 18

The environmental conditions under which an animal is most successful are called the

A)tolerance range.
B)limit of success.
C)basal metabolic rate.
D)range of optimum.
E)limiting factor.

Question 19

Environmental factors such as severe weather or deforestation which limit the growth of populations are said to be

A)regulative factors.
B)density independent factors.
C)density dependent factors.
D)r-selective factors.
E)inherent factors.

Question 20

A symbiotic relationship in which one member derives a benefit from the association and the second member is unaffected is called

A)mutualism.
B)parasitism.
C)commensalism.
D)predation.
E)herbivory.

Question 21

Each successional stage is called a/an __________ stage.

A)temporal
B)niche
C)dispersal
D)spatial
E)seral

Question 22

Matter moves through ecosystems in

A)biogeochemical cycles.
B)living systems only.
C)flows that eventually end in a sump.
D)sediments.
E)streams.

Question 23

On average,about __________% of the food consumed at one trophic level is converted into new biomass at the next trophic level.

A)5
B)10
C)20
D)40
E)60

Question 24

You are a land manager for the state of California.After the most recent round of wildfires the local community would like to help in deciding what animals will populate a local community park designed to promote biodiversity.You give them guidelines in choosing animals that,in addition to those related to population control,human safety and disease prevention,center on which statement below that accurately describes the role of an animal in the environment.

A)All animals should have a portion of the environment that they obtain resources from, and do not compete for, to ensure their long-term health and survival.
B)All animals should have a portion of the environment that they obtain resources from that requires competition between animals for resources to ensure only the fittest survive.
C)All animals should have a portion of the environment that they obtain resources from and that promotes the realized niche as this is bigger than the fundamental niche.

Question 25

Cycles involving the elements sulfur,phosphorus,and calcium are called __________ cycles.

A)hydrologic
B)aquatic
C)geomorphic
D)gaseous
E)sedimentary

Question 26

All populations living in an area make up a/an

A)community.
B)ecosystem.
C)habitat.
D)niche.
E)species.

Question 27

The non-living reservoir,or initial source,for elements such as sulfur,phosphorus,and calcium is

A)air.
B)bones.
C)water.
D)the earth.
E)bodies of dead organisms.

Question 28

A period of decreased metabolism and lowered body temperature that may occur daily in some bats,hummingbirds,and small mammals is called

A)aestivation.
B)hibernation.
C)winter sleep.
D)migration.
E)torpor.

Question 29

Currently the human population of the earth is about __________ people.

A)7 billion
B)500 million
C)10.8 billion
D)100 billion
E)250 million

Question 30

The dominant members of a community often change the community in predictable ways in a process called

A)spatial structuring.
B)temporal structuring.
C)dispersal.
D)succession.
E)domineering.

Question 31

The final community in a succession is called the __________ community.

A)climax
B)primary
C)secondary
D)seral
E)dominant

Question 32

An interconnected system of food chains is called a/n

A)food pyramid.
B)multiple trophic system.
C)layered system.
D)food web.
E)ecosystem.

Question 33

The sequence of organisms through which energy moves is a

A)food pyramid.
B)linked chain.
C)climax community.
D)diet.
E)food chain.

Question 34

Any element that is essential for life is a/an

A)sediment.
B)biomass.
C)nutrient.
D)life component.
E)necessity.

Question 35

The accumulation of excessive carbon compounds in the atmosphere results in ________.

A)lower temperatures
B)acid rain
C)rapid plant growth
D)greenhouse effects
E)lower pollution levels