The ages of the moraines of Glacier Bay show the pattern of succession that has occurred there.On the oldest moraines, the communities are dominated by
A) bacteria, fungi, and photosynthetic microorganisms.
B) willows and cottonwood trees.
C) Sitka spruce trees.
D) shrubby willows and alder trees.
E) lichens, mosses, and shrubs such as Dryas.

Question

Quizplus · Accepted Answer

On the oldest moraines, the communities are dominated by Sitka spruce trees, which represent a later stage in the ecological succession process, indicating a mature forest community.

The Ages of the Moraines of Glacier Bay Show the Pattern