Microbial Control Methods
Biology ⇒ Microorganisms and Microbiology
Microbial Control Methods starts at 10 and continues till grade 12.
QuestionsToday has an evolving set of questions to continuously challenge students so that their knowledge grows in Microbial Control Methods.
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See sample questions for grade 12
Describe how moist heat kills microorganisms.
Describe the difference between disinfection and antisepsis.
Describe the principle behind filtration as a microbial control method.
Describe the principle of action of phenolic compounds as disinfectants.
Explain the difference between bactericidal and bacteriostatic agents.
Explain why endospores are more resistant to heat and chemicals than vegetative cells.
Explain why high concentrations of salt or sugar can preserve food.
Explain why refrigeration slows down microbial growth.
Explain why UV radiation is not suitable for sterilizing large volumes of liquid.
List two factors that influence the effectiveness of a disinfectant.
Name one chemical agent commonly used for surface disinfection in hospitals.
Name the process that uses steam under pressure to achieve sterilization.
