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Questions and Answers
What is the quality of milk if the reduction occurs within 30 minutes in the dye reduction test?
What is the quality of milk if the reduction occurs within 30 minutes in the dye reduction test?
- Fair quality (class 2 milk)
- Poor milk quality (class 3 milk)
- Good quality (class 1 milk)
- Very poor milk quality (class 4 milk) (correct)
What is the purpose of serial dilution in microbiology?
What is the purpose of serial dilution in microbiology?
- To eliminate all bacteria from a sample
- To increase the bacterial concentration for a test method
- To decrease the bacterial concentration to a required concentration for a specific test method (correct)
- To count bacteria directly on an agar plate
What is the minimum quality requirement for untreated milk sold directly to consumers?
What is the minimum quality requirement for untreated milk sold directly to consumers?
- Pass a 30°C colony count test and a coliform test (correct)
- Class 2 milk
- Class 1 milk
- Class 3 milk
What is CFU an abbreviation for?
What is CFU an abbreviation for?
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What is the purpose of the dye reduction test?
What is the purpose of the dye reduction test?
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Which test must cow's milk satisfy to be exported to other countries?
Which test must cow's milk satisfy to be exported to other countries?
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What type of milk requires a Staphylococcus aureus test and a 30°C colony count test?
What type of milk requires a Staphylococcus aureus test and a 30°C colony count test?
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What is the function of Maximum Recovery Diluents (MRD)?
What is the function of Maximum Recovery Diluents (MRD)?
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What is the purpose of plating diluted samples?
What is the purpose of plating diluted samples?
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What type of test is used to determine the quality of milk?
What type of test is used to determine the quality of milk?
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