Chapter 17

Question 1

Different community development scenarios that are possible at the same location under similar environmental conditions.

Answer 1

Alternative Stable States

Question 2

An abiotic event that kills or damages some individuals and thereby creates opportunities for other individuals to grow and reproduce.

Answer 2

Disturbance

Question 3

The inability of a community that has undergone change to shift back to the original community type, even when the original conditions are restored.

Answer 3

Hysteresis

Question 4

The first stage of primary succession.

Answer 4

Pioneer Stage

Question 5

Succession that involves the colonization of habitats devoid of life.

Answer 5

Primary Succession

Question 6

Succession that involves the reestablishment of a community in which some, but not all, of the organisms have been destroyed.

Answer 6

Secondary Succession

Question 7

When a community retains, or returns to, its original structure and function after some perturbation.

Answer 7

Stability

Question 8

The process of change in the species composition of a community over time as a result of abiotic and biotic agents of change.

Answer 8

Succession