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Unit 1


Biosphere Global sum of all ecosystems. It can also be described as the zone of life on Earth.
Ecology Ecology is the study of how living things and their environment interact with one another.
Population Collection of people or organisms of a particular species living in a given area or space, usually measured by a census.
Community Biological community is all the organisms that live within a defined area.
Ecosystem Community of living organisms.
Biome A large group of plants and animals that occupies a distinct region.
Biotic Factor All living organisms within an ecosystem (plants, animal, fungi...).
Abiotic Non-living chemical and physical parts of the environment that affect living organisms and the functioning of ecosystems.
Created by: sharmeenk