Primary succession occurs when a community develops ________ while secondary succession occurs when one ________.
A)into a climax community;species replaces another
B)and replaces another;ecosystem becomes stable
C)on unoccupied ground;biological community replaces another
D)and then fails;niche changes
E)intraspecific competition;experiences interspecific competition

Question

Quizplus · Accepted Answer

Primary succession occurs on previously unoccupied ground, such as bare rock exposed by a retreating glacier, where no soil is initially present. Secondary succession happens when an existing community has been cleared by some disturbance (like fire, flood, or human activity) but the soil remains, allowing a new community to replace the old one.

Primary Succession Occurs When a Community Develops ________ While Secondary