Combined Science GCSE
Preservation and decay
What Preservation and decay means in Combined Science GCSE, as defined for AQA.
Definition of Preservation and decay
Check what you remember
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Reference: AQA
The organism must usually be buried quickly, and soft parts normally decay before preservation, so hard parts are most commonly fossilised.
Topics that use Preservation and decay
- Fossils (AQA GCSE)
Related terms
- Behaviour recorded by traces
- Common ancestry
- Comparing fossil and living structures
- Decay and preservation
- Evidence for relationships between organisms
- Extinction
- Fossils
- Incomplete fossil record
Using Preservation and decay in the exam
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