Category: Microbiology

EVALUATION OF EFFIICIENCY OF STERILIZATION METHODS including effectiveness of chemical agents, sterilizing controls and related MCQs

EVALUATION OF EFFICIENCY OF STERILIZATION METHODS I. Evaluation of the effectiveness of the chemical agents used for sterilization: a. The phenol coefficient By taking phenol as a standard disinfectant, the activity of other disinfectants is measured and compared with the […]

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NUTRITIONAL REQUIREMENT FOR BACTERIAL GROWTH AND FACTORS AFFECTING BACTERIAL GROWTH

NUTRITIONAL REQUIREMENT FOR BACTERIAL GROWTH AND FACTORS AFFECTING BACTERIAL GROWTH Nutritional requirements for the bacterial growth Water covers 70% of the total bacterial mass. Two important gaseous constituents in microorganism are oxygen and hydrogen. Other than these, carbon, nitrogen , […]

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