Many forested regions of today were once barren rock areas. Mot likely this change involved the following sequence of stages:

A. Lichens-mosses-annual herbs-wood shrubs
B. Annual herb-weedy shrubs-lichens-mosses
C. Woody shrubs-mosses-lichens-annual herbs
D. Mosses-annual herbs-woody shrubs-lichens

Correct Answer: Lichens-mosses-annual herbs-wood shrubs ✔

Last Updated: May 23, 2024