1.
Living and nonliving things interacting in one area
2.
All species populations living in the same area
3.
A single organism of a species
4.
One species living in a specific area
5.
Things organisms need to grow and survive
6.
Similar organisms that can reproduce together
7.
Organisms harmed while sharing limited resources
8.
One organism kills and eats another
9.
An animal that hunts and eats others
10.
An organism that is hunted and eaten
11.
Two species relying on each other to survive
12.
Both organisms benefit in the relationship
13.
Sudden ecosystem changes that affect organisms
14.
species Non-native species that cause environmental harm
15.
species Naturally evolved in a specific area
16.
species Introduced species not originally from the area
17.
Living parts of an ecosystem
18.
Nonliving parts of an ecosystem
19.
One benefits the other is not affected
20.
One benefits the other is harmed
