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Sci 9 Environmental Vocab 2
Test Description: Estimate through adaptations
Instructions: Answer all questions to get your test result.
1) an aprroximation of a number, based on reasonable assumptions
A
estimate
B
population
C
niche
D
carrying capacity
2) the number of births in a popoulation in a certain amount of time
A
carrying capacity
B
birth rate
C
death rate
D
population denstiy
3) the number of deaths in a population in a certain amount of time
A
niche
B
limiting factor
C
natural selection
D
death rate
4) moving into a population
A
predation
B
birth rate
C
immigration
D
competition
5) leaving a population
A
emigration
B
limiting factor
C
population
D
birth rate
6) the number of individuals in an area of a specific size
A
niche
B
population density
C
emigration
D
carrying capacity
7) an environmental factor that causes a population to decrease
A
limiting factor
B
birth rate
C
predation
D
death rate
8) the largest population that an area can support
A
estimate
B
ecosystem
C
carrying capacity
D
niche
9) a process by which characteristics that make an individual better suited to its environment become more common in a species
A
abiotic factor
B
natural selection
C
biotic factor
D
community
10) a behavior or physical characteristic that allows an organism to live successfully in its environment
A
competition
B
niche
C
adaptations
D
limiting factor
*select an answer for all questions
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