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Populations
Test Description: Concepts describing what controls population
Instructions: Answer all questions to get your test result.
1) The number of individuals of a single species per unit area is known as
A
population density
B
population growth rate
C
logistic growth
D
carrying capacity
2) The movement of individuals into an area is called
A
emigration
B
carrying capacity
C
demography
D
immigration
3) The range or area occupied by a population is its
A
growth rate
B
geographic distribution
C
age structure
D
population density
4) Under ideal conditions and unlimited resources, a population will continue to grow in a pattern called
A
logistic growth
B
population distribution growth
C
denisity dependent growth
D
exponential growth
5) The maximum number of organisms of a particular species that can be supported by an environment is called
A
population density
B
carrying capacity
C
logistic growth
D
exponential growth
6) If a population grows larger than the carrying capacity of its environment, the
A
birthrate may rise
B
immigration rate may increase
C
death rate may rise
D
death rate may fall
7) Density-independent limiting factors include
A
predation
B
hurricanes
C
parasitism
D
competition
8) A limiting factor that depends on population size is called a
A
density-dependent limiting factor
B
density-independent limiting factor
C
predator-prey relationship
D
parasitic relationship
9) A factor that causes population growth to decrease is called a
A
density factor
B
nullifying factor
C
detrimental factor
D
limiting factor
10) A graph that shows an S-shaped curve that happens when a populations's resources become less available and the population growth slows down represents
A
independent growth
B
exponential growth
C
natural growth
D
logistic growth
*select an answer for all questions
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