Lab Experiment: Bacteria In Yogurt - PowerPoint PPT Presentation

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Title:

Lab Experiment: Bacteria In Yogurt

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... In Yogurt. Ruhee. Materials. Pipette. Microscope. Yogurt. Water ... Use the pipette to put a drop of yogurt on the . Put in a bit a methylene blue on top ... – PowerPoint PPT presentation

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Title: Lab Experiment: Bacteria In Yogurt


1
Lab Experiment Bacteria In Yogurt
Ruhee
2
Materials
  • Pipette
  • Microscope
  • Yogurt
  • Water
  • Toothpick
  • Methylene Blue
  • Slide Cover
  • Slide

3
Steps/ Procedure
  • Use the pipette to put a drop of yogurt on the
    slide
  • Put in a bit a methylene blue on top
  • Stir with toothpick
  • Place slide cover on slide
  • Turn on microscope
  • Turn lenses to the smallest one first
  • Adjust the focus
  • Examine slide under each lens
  • Adjust the focus for each lens

4
Some observations
  • Some slides had air bubbles
  • There were blotches of white in some places
  • Some people saw the bacteria moving

5
Thanks for watching!!
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