Populations and Communities
Terms
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- Population
- All the members of one species in a particular area
- Competition
- The struggle between organisms to survive in a habitat with limited resources
- Biotic factors
- The living parts of an ecosystem
- Community
- All the different populations that live together in an area
- Abiotic factors
- The nonliving parts of an ecosystem
- Predation
- An interaction in which one organism kills and eats another
- Limiting factors
- Environmental conditions that prevent populations from increasing
- Carrying capacity
-
The largest population that an environment can support
- Species
- A group of organisms that are physically similar and can reproduce with each other to produce fertile offspring
- Adaptations
- Behaviors and physical characteristics of species that allow them to live successfully in their environment
- Commensalism
- A symbiotic relationship in which one species benefits and the other species is neither helped nor harmed
- Mutualism
- A symbiotic relationship in which both species benefit
- Ecosystem
- All the living and nonliving things that interact in a particular area