Abiotic and Biotic factors affecting Mocrobes

Abiotic factors affecting microbes:

1. Temperature
2. pH
3. WATER (moisture)
4. Oxygen Availability
5. (INORGANIC nutrient availability, e.g. nitrogen, phosphorus...)

Biotic Factors affecting microbes:

1. Food availabiility
2. Competition
3. Predation (and disease?)
4. Symbiosis