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]
Chaos theory is the study of nonlinear dynamics, in which seemingly random events are actually predictable from simple deterministic equations. In a scientific context, the word chaos has a slightly different meaning than it does in its general usage as a state of confusion, lacking any order.