Biology A-Level
abiotic components
What abiotic components means in Biology A-Level, as defined for AQA.
Definition of abiotic components
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Reference: AQA
Non-living, physical and chemical conditions such as light intensity, temperature, water availability, pH, oxygen and carbon dioxide concentration, soil type and wind exposure.
Topics that use abiotic components
- Populations in ecosystems (A-level only) (AQA A-Level)
Related terms
- abiotic factors
- belt transect
- community
- competitive exclusion
- conflicting human needs
- Conservation
- correlation not causation
- dynamic equilibrium
Using abiotic components in the exam
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