interspecific competition
What interspecific competition means in Biology A-Level, as defined for AQA, OCR.
Definitions of interspecific competition
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Reference: OCR
An interaction in which two species needing the same resource both grow more slowly, and the better-adapted species may exclude the other through competitive exclusion.
Competition between different species when they share resources, reducing the population size of one or both species or excluding one species.
Competition between different species for a named resource, such as light, water or mineral ions.
Topics that use interspecific competition
- Populations in ecosystems (A-level only) (AQA A-Level)
- Populations and sustainability (OCR A-Level)
Related terms
- Conservation
- population
- abiotic components
- abiotic factors
- belt transect
- Biodiversity and ecosystem function
- Births, deaths, immigration and emigration
- Classifying management examples
Using interspecific competition in the exam
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