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Animal Relationships

Cards demonstrating different relationships between organisms.

TermDefinition
Symbiotic Relationship A close relationship between members of different species.
Mutualism A symbiotic relationship in which both organisms benefit.
Commensalism A symbiotic relationship in which one organism benefits and the other is unaffected.
Parasitism A symbiotic relationship in which one organism benefits and the other is harmed.
Parasite An organism that harms another organism without killing it.
Host An organism that is attacked by a parasite.
Predator An organism that kills and eats its food.
Prey An organism that is killed an eaten.
Niche The roles an organism plays in its environment (food, shelter, etc).
Carrying Capacity The maximum number of organisms of one species that can live in an area at one time.
Limiting Factors Things like food, water, and shelter that limit the size of a population of organisms.
Organism One single member of a species.
Population All the members of the SAME species living in the same area at the same time.
Community All the members of organisms of DIFFERENT species living in the same area at the same time.
Ecosystem All the members of organisms of DIFFERENT species living in the same area at the same time, as well as all the abiotic factors.
Biosphere All the parts of earth where live can live.
Food Web A diagram that demonstrates the multiple ways energy can flow through an ecosystem.
Producer An organism that makes its own food.
Consumer An organism that must eat to survive.
1st Level Consumer An organism that eats plants in a food web.
2nd Level Consumer An organism that eats 1st level consumers in a food web.
3rd Level Consumer An organism that eats 2nd level consumers in a food web.
Energy Pyramid A diagram that shows the energy available at each trophic level in a food web.
Created by: cannaday.ra