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PSSA unit 2.
PSSA Vocabulary
| Term | Definition |
|---|---|
| Ecosystem | a biological community of interacting organisms and their physical environment. |
| Enviornment | the surroundings or conditions in which a person, animal, or plant lives or operates. |
| Abiotic | physical rather than biological; not derived from living organisms. devoid of life; sterile. |
| Biotic | of, relating to, or resulting from living things, especially in their ecological relations. |
| Biomes | a large naturally occurring community of flora and fauna occupying a major habitat, e.g., forest or tundra. |
| Niche | a position or role taken by a kind of organism within its community. |