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what criteria that a microorganism must meet before it can be considered an “indicator?”
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- Name four factors that affect the death rate and effectiveness of any microbial agent.What are the advantages and disadvantages of plate count technique over other methods of quantifying microbial populations?Among these five areas in the laboratory: air, faucet, table, floor, table, the doorknob, which is expected to have the most number of microorganisms? and which among the areas may contain potentially pathogenic microbes? Provide an explanation.
- Propose a confirmatory procedure that will determine if the microbial growth recovered from canned food that displays no evidence of spoilage is from the canned product itself or from laboratory contaminationDescribe the five phases of a microbial growth curve observed when growing microbes are grown in broth culture and discuss the causes of eachWhy don’t health departments routinely test for pathogens instead of using a sewage indicator?
- Which among these five areas such as: air, faucet, doorknow, table, and floor, in the laboratory is expected to have the most number of microorganisms? Provide an explanation. Based on surface and consistency of the observed colonies from the representative plates, which among the areas may contain potentially pathogenic microbes? Provide an explanation.explain these types of microbial control methods: Refrigeration and freezing , Desiccation and Lyophilization, osmotic pressure, radiation and its effect to microorganisms.What is the answer of microbial load in the culture?