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Practical work № 8. “The digestive system”

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Information about practical work

In this practical work, students are introduced to the types of heterotrophic organisms. And build a model of their digestive system and determine the pH – environment.

  • ziplock bag (60*40 cm -1 pcs.)
  • marker
  • glycerine
  • walnuts or grains-4-5 grains
  • test tube-5 pcs
  • universal pH indicator paper
  • hydrochloric acid (HCl)
  • bile acid
  • baking soda
  • water
  • tweezers
  • spoon

Course Content