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Questions and Answers
Which type of microorganism can cause a food to smell, taste, and look unacceptable?
Which type of microorganism can cause a food to smell, taste, and look unacceptable?
- Fermentation microorganisms
- Sporeforming microorganisms
- Spoilage microorganisms (correct)
- Pathogenic microorganisms
What is the dormant stage in the life cycle of some rod-shaped bacteria called?
What is the dormant stage in the life cycle of some rod-shaped bacteria called?
- Sporeforming stage (correct)
- Growth stage
- Active stage
- Reproductive stage
What is the most noteworthy sporeformer mentioned in the text?
What is the most noteworthy sporeformer mentioned in the text?
- Escherichia coli
- Salmonella spp.
- Clostridium botulinum (correct)
- Staphylococcus aureus
What is the optimal pH range for the growth of microorganisms mentioned in the text?
What is the optimal pH range for the growth of microorganisms mentioned in the text?
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What does the acronym 'FATTOM' stand for in the context of controlling growth of microorganisms?
What does the acronym 'FATTOM' stand for in the context of controlling growth of microorganisms?
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Study Notes
Microorganisms and Food Spoilage
- Psychrotrophic microorganisms can cause food to smell, taste, and look unacceptable.
Bacterial Life Cycle
- The dormant stage in the life cycle of some rod-shaped bacteria is called an endospore.
Noteworthy Sporeformers
- Bacillus cereus is the most noteworthy sporeformer mentioned in the text.
Optimal pH Range for Microorganism Growth
- The optimal pH range for the growth of microorganisms is between 6.0 and 7.5.
Controlling Microorganism Growth
- The acronym 'FATTOM' stands for Food, Acidity, Temperature, Time, Oxygen, and Moisture, which are the factors to control in order to prevent the growth of microorganisms.
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