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Ecology The study of how living things interact with one another and with their environment
Biotic The living parts of an ecosystem
Abiotic A non living parts of an ecosystem
5 levels of environmental organization Food, water, shelters and other things it need to survive, grow, and reproduce from its surrounding
Organism Individual animal, plants or single celled form
Population All the members of a species in particular area
Community All the different population that live together in an area
Ecosystem All the living and non living things that interact in particular area
Biosphere Regions of the surface, atmosphere and hydrosphere of the earth occupied by living organism
Producer/autotroph Organism that is able to form nutritional organic substance from simple substance such as carbon dioxide
Consumer/heterotroph Organism deriving its nutritional requirements from complex organic substance
Herbivore Animals that eat plants
Carnivore Animal that eats flesh
Omnivore Animal or human that eats both plants and animals
Scavenger Animal that eats carrion, dead plants, material or refuse
Decomposer Organism that decompose organic materials
Food web System of interlocking and interdependent food chain
Food chain Hierarchical series of organism each dependent on the next as a food chain
Energy pyramid Depiction of the amount of energy in each tropic level of an ecosystem
Limiting factor Resource or environmental condition that limits the growth abundance, or distributions of an organism or population of organism in an ecosystem
Carrying capacity Number of people, other living organism or crops that a region can support without environmental issue
Predator Animal that naturally prey on others
Prey Animal that is hunted and killed by another's for food
Predator adaptions Adaptation that help predators hunt
Prey adaptions Adaptation that help prey hide
Symbiosis Interaction between two different organism living in close physical association, typically to the advantage of both
Mutualism Symbiosis that is beneficial to both organism involve
Commensalism Association between two organisms in which one benefit and the other derives neither benefit nor harm
Parisitism Organism living off another organism in which the first organism is parasite to the host and cause the harm to the host to its advantage.
Created by: 200316330