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Science- Photosynthesis
Updated: 8/25/2020
Science- Photosynthesis
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Storyboard Text

  • Put the beaker of water on the Bunsen burner and turn it off when the water is boiled.
  • Use tweezers to dip leaves in the hot water for 60 seconds
  • Add 20ml ethyl alcohol into a test tube and add the three leaves in the test tube as well.
  • Leave the test tube in the full water beaker for 10 minutes or until the leaves are almost white.
  • Remove the leaves from the test tube and wash it in cold water.
  • Place the leaves on the Petri dish and add an iodine solution. You will see the color of the leaves have changed from green to blue-black due to the presence of starch.
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