Populations And Communities - Part 2 Question Preview (ID: 7657)


Based On Prentice Hall's Environmental Science, Chapter 1.[print questions]

The number of births in a population in a certain amount of time.
a) birth rate
b) death rate
c) population density
d) carrying capacity

The role of an organism in its habitat, or how it makes a living.
a) adaptation
b) niche
c) competition
d) symbiosis

A behavior or physical characteristic that allows an organism to live successfully in its environment.
a) adaptation
b) niche
c) competition
d) symbiosis

A process by which characteristics that make an individual better suited to its environment become more common in a species.
a) adaptation
b) natural selection
c) competition
d) symbiosis

The largest population that an area can support.
a) birth rate
b) death rate
c) population density
d) carrying capacity

An environmental factor that causes a population to decrease.
a) limiting factor
b) carrying capacity
c) natural selection
d) adaptation

Leaving a population.
a) immigration
b) emigration
c) migration
d) natural selection

The number of individuals in an area of a specific size.
a) birth rate
b) death rate
c) population density
d) carrying capacity

Moving into a population.
a) immigration
b) emigration
c) migration
d) natural selection

The number of deaths in a population in a certain amount of time
a) birth rate
b) death rate
c) population density
d) carrying capacity

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