Bacteria need the optimal condition for their growth. Bacteria grow best at optimum temperature, optimum pH and optimum redox reaction. Bacteria grow best at neutral pH. There are three types of classification on the basis of pH. Neutrophiles Acidophiles Basidophiles.

Bacterial growth refers to the increase in number of bacterial cells. Bacteria divide exponentially into the environment. Bacteria growth is represented in the form of generation time. Generation time is the time in which the bacterial cell divides into two. Bacterial ...