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Bacteria that lives and grows best in oxygen
bacteria that lives and grows with or without oxygen
bacteria that is destroyed by oxygen
What are the TWO categories for microbial growth
- 1. Physical growth
- 2. Chemical growth
List the 4 requirements for Physical growth of microbes
- 1. Temperature
- 2. pH
- 3. Osmotic Pressure
- 4. Hydrostatic pressure
List the 3 requirements for Chemical growth in microbes
- 1. CHONPS
- 2. Enzymes
- 3. Trace elements
Microbial growth is the increase in ____ __ ___
number of cells
Was is the optimum growth temperature for microbial growth?
25 degrees Cel.
What is the pH for most bacteria to grow
pH 6.5 to 7.5
What is the pH for molds and yeasts to grow
pH 5 to 6
Water pressure is directly proportional to elevation is what?
What are Macronutrients
CHONPS: carbon, hydrogen, oxygen, nitrogen, phosphorus, sulfur
What are Micronutrients