Ecological Succession

Ecological Succession

Name:______________________________

Understanding and Analysis Questions
1. What is ecological succession?


2. How are primary and secondary succession different?


3. How are primary and secondary succession the same?


4. What is the first group of organisms to colonize an area called?


5. What species is able to live on bare rock?



6. List the communities in a successional sequence of primary succession?


7. List the communities in a successional sequence of secondary succession?


8. What is the first species in secondary succession?


9. Why does primary succession take longer than secondary succession?


10. List some events that would start primary succession?


11. List some events that would start secondary succession?



12. Why is a clear cut more damaging to a community than a forest fire?




Name:______________________________

Understanding and Analysis Questions
1. What is ecological succession?
A series of predictable changes that occur in a community over time

2. How are primary and secondary succession different?
Primary succession that begins in an area with no remnants of an older community – from bare rock.


A disturbance affects a community without completely destroying starts secondary succession. Starts with at least top soil.

3. How are primary and secondary succession the same?
They both lead to the development of a climax community

4. What is the first group of organisms to colonize an area called?
The pioneer species

5. What species is able to live on bare rock?
Lichen

6. List the communities in a successional sequence of primary succession?
Bare rock—lichen and mosses – grasses – shrubs – pine forest – first hardwoods – climax species

7. List the communities in a successional sequence of secondary succession?
Grasses – shrubs – pine forest – first...

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