Vocabulary:
Biosphere: A part of earth in which life exists including land, water, and air.
Biome: Group of ecosystems that have the same climate and dominate communities.
Ecosystem: Collections of all the organisms that live in a particular place, together with their nonliving environment.
Community: Assemblage of different populations that live together in a defined area.
Population: Group of individuals of the same species that live in the same area.
Species: Group of similar organisms that can breed and produce fertile offspring.
Habitat: The area where an organism lives, including the biotic and a biotic factors that affect it.
Niche: Full range of physical and biological conditions in which an organism lives and the way in which the organism uses those conditions.
Abiotic factors: A nonliving condition or thing, as climate or habitat that influences or affects an ecosystem and the organisms in it.
Biotic factors: are living things that shape an environment.
Food Web: When the feeding relationships among the various organisms in an ecosystem form a network of complex interactions ecologist describe these relationships.
Food Chain: The energy stored by producers is passed through an ecosystem shown on a food chain.