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Animal Relationships
Cards demonstrating different relationships between organisms.
Term | Definition |
---|---|
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. |