All of the populations of organisms within a given area make up a
A. ecosystem
B. community
C. trophic level
D. biosphere
E. genus - ACCURATE ANSWERS B
What is one reason for an even distribution pattern among a particular species in a community?
A. The species forms hierarchal...
All of the populations of organisms within a given area make up a
A. ecosystem
B. community
C. trophic level
D. biosphere
E. genus - ACCURATE ANSWERS✔✔ B
What is one reason for an even distribution pattern among a particular
species in a community?
A. The species forms hierarchal social groups.
B. The species is breeding.
C. Resources are not limiting.
,D. Members of the species mate for life.
E. The species is territorial. - ACCURATE ANSWERS✔✔ E
Which does not describe patterns of population growth?
A. Populations can grow without restraint as long as resources are not
limiting.
B. The size of some populations tends to remain relatively constant over
time.
C. In some populations size fluctuates in a cyclical pattern.
D. Population size may not vary sporadically in response to
environmental changes.
E. Population size is not affected by other populations. - ACCURATE
ANSWERS✔✔ E
The intrinsic growth rate of a population
A. is the number of yearly births in a population.
,B. is the number of yearly births minus the number of yearly deaths in a
population.
C. is the minimum number of births likely to occur in a population under
ideal circumstances.
D. is the maximum potential for growth in a population under ideal
conditions.
E. is the maximum potential for growth in a population given limited
resources. - ACCURATE ANSWERS✔✔ D
Which factor is not typically density-dependent in an animal population?
A. nesting sites
B. food
C. water
D. shelter from cold
E. severe storms - ACCURATE ANSWERS✔✔ E
, An exotic species is one which (??) an ecosystem.
A. is rare in
B. is foreign to
C. does not interact with the other species in
D. is the most dominant species in
E. destroys - ACCURATE ANSWERS✔✔ B
Which does not cause rapid growth in a population?
A. elimination of a pollutant
B. elimination of predators
C. increase in food supply
D. introduction of a new parasite
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