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 - (physics) a dynamical system that is extremely sensitive to its initial conditions. natural philosophy, physics-the science of matter and energy and their interactions; his favorite subject was physics. dynamical system - (physics) a phase space together with a transformation of that space.