Ecosystem
all the living and non-living things in an environment, including their interactions with each other
Abiotic Factor
a non-living part of an ecosystem
Biotic Factor
a living part of an ecosystem
Population
all the members of one species in an area
Community
all living things in an ecosystem
Ecology
the study of how living and non-living things interact
Habitat
the place where a plant or animal naturally lives and grows
Niche
the role of an organism in a community