- Primary Succession:
- No previously existing life.
- Starts on bare rock.
- Lichens break down rock.
- Starts as the result of a volcano or receding glacier.
- Happens relatively slow.
- Both:
- Plants and Animals adapt.
- Climax Community.
- Pioneer Species.
- Gradual growth.
- Secondary Succession:
- Previously existing life.
- Starts with previously existing soil.
- Comes after a natural disaster.
- Starts as a result of a forest fire or flood.
- Happens relatively fast.
Parent Tip: Review the logic above to help your child master the concept of primary vs secondary succession worksheet.