Primary Succession on a Rock. 1  Obviously, on bare rock, no develop soil exists. The niche of the lichen (mutualistic relationship between algae and fungi) is to live on the rock where it releases carbon dioxide, which when mixed in rainwater, makes a weak acid (carbonic acid).
To dream of chaos, is a sign that you will go into a difficult period filled with change, uncertainty and unknowns. [Other similar dream interpretations]
A: According to dream analysts and psychologists, dreams about tornadoes can mean three different things: emotional upheaval, destructive behavior and sudden change. Tornado dreams are common in people who do not have complete control over their lives and recognize a change is needed.