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]
So to have dreams about snakes can actually represent fears or concerns that you may have in some part of your waking life. So any situation in your life where you may feel fearful, anxious, tense, sense potential danger, or a sense of mistrust in your life, then you may see snakes in dreams.