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Sev2c
| Term | Definition |
|---|---|
| biodiversity | Number and variety of living organisms; diversity of life |
| catastrophic event or disturbance | sudden, natural or man-made situation where change and destruction may occur without prior knowledge or preparation. |
| climax community | a stable, end community of succession - fully grown ecosystem |
| succession | series of changes that an ecosystem experiences during its development |
| lichens and mosses | examples of pioneer species |
| pioneer species | organisms often lichen, that colonize barren rock or lava during primary succession and help develop soil so other organisms may follow. |
| primary succession | This is the type of succession which occurs when the environment becomes void of any life or soil. |
| secondary succession | This is the specific type of succession which occurs after a event that destroys the ecosystem but leaves soil still in place |