Ecology

Ecology= the study of interactions among organisms and their environment.
Biosphere= the portion of earth that supports life.
Abiotic factors= non-living parts of the environment
Biotic factors= living parts of the environment
Levels of Organization in Ecology:
1. organism (one thing)
2. population (many things of the same species)
3. communities (a mix of different species)
4. ecosystem (living things and the environment)
5. biosphere (contains all ecosystems)
habitat= place where an organism lives
niche= the role and position a species has in its environment
symbiosis= "living togethe…