1
Q
An ________ is all the living and nonliving things in an area and
their interactions.
A
ecosystem
2
Q
A _______is all the members of a species living in a certain area.
A
population
3
Q
A ________is all the different organisms that live and interact in an area.
A
community
4
Q
A _______ is the way an organism interacts with living and nonliving parts of its ecosystem.
A
niche
5
Q
__________ is the close association of members of different species that live together.
A
symbiosis
6
Q
___________ is the gradual replacement of one community by another over time.
A
succession
5 grade
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