Ecological Succession

Seral stages, models of succession, worked examples, disturbance, and changes in soil and biomass over time.

Free. No account needed for your first five quizzes.

Sample Questions

What You'll Be Asked

As vegetation develops on glacial till exposed by retreating ice at Glacier Bay, Alaska, how does soil pH typically change?
How do lichens growing on bare rock help later stages of primary succession?
Secondary succession usually reaches a mature community faster than primary succession because soil, seeds and surviving roots are already present.

12 more questions in the quiz. Your score and the right answers come at the end.

Keep Practicing