Which treatments resulted in a decrease in ph over time

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Discussion Questions

Which cabbage treatment appeared to inhibit spoilage microbes?

- Please answer these questions in your report 

  • Which treatments resulted in a decrease in pH over time?
  • Was a low pH associated with inhibition of spoilage microbes?
  • Was a high pH associated with the spoilage of the cabbage, thought to be a result of spoilage microbe growth?
  • In which treatments did the smell of the cabbage change?
  • Can you describe subjectively the different smells/aromas?
  • Were some pleasant? Unpleasant?
  • Why might smell be significant?
  •  In which treatments did the appearance of the cabbage change?
  • Subjectively did the cabbage in any treatment appear "less than appetizing" or even repulsive?
  • Did this treatment also have an unpleasant smell?
  • Do you believe spoilage microbes might be responsible for the unpleasant smell and appearance?
  •  Which treatments were most likely to spoil?
  • Aerobic or anaerobic or no difference?
  • Can you propose a hypothesis describing why some treatments prevented spoilage and other did not?
  • Was natural selection involved? Explain

Conclusions & Applications to the real world . Please answer these questions in your report

  • Did you conclude fermentation may help prevent food spoilage?
  • Can you think of situations in which preserving food by fermentation may prevent food insecurity/ hunger/starvation?
  • Can you propose/design a community education program to teach community members how to ferment food?
  • What would be some of the challenges in developing such a program?

Reference no: EM132669814

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