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Ecosystem

QuestionAnswer
Biotic factors The parts of a habitat that are or were once alive and interact with an organism
Abiotic factors The non living parts of an organism’s habitat
Species A group of organisms that can mate with each other and produce offspring that can also mate and reproduce
Ecology The study of how organisms interact with each other and their environment is called ecology
Ecosystem The community of organisms that lives in a particular area along with the non living environment
Community All the different populations that live together in an area
Organism A living thing
Habitat An environment that provides the things a specific organism needs to live, grow, and reproduce
Population All the members of one species living in a particular area
Producer An organism that can make its own food
Consumer Obtains energy by feeding on other organisms
Carnivore An animal that eats other animals
Scavenger A carnivore that feeds on the dead bodies of dead organisms
Omnivore Eats both plants and animals
Decomposer Breaks down biotic waist and dead organisms returning the raw materials to the ecosystem
Food chain A series of events in which one organism eats another and obtains energy and nutrients
Food web Many overlapping food chains in a ecosystem
Energy pyramid Shows the amount of energy that moves from one feeding level to another in a food web
Photosynthesis The set of chemical reactions plants use to turn light water and nutrients into oxygen
Predation An interaction in which one organism kills animals for food or nutrients
Symbiosis Any relation ship in which two species live closely together
Commensalism A relationship in one species benefits and the other is neither helped or harmed
Mutualism A relationship in which both species benefit.
Parasitism A relationship that involves one organism living with, on, or inside another organism and harming it
Niche Includes how a organism obtains its food, type of food the organism eats, and what other organisms it eats
Competition The struggle between organisms to survive as they use the same limited resources
Created by: user-1996825
 

 



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