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How would you test the presence …

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How would you test the presence of starch leaves
  • 3 answers

Preeti Dabral 4 years, 5 months ago

Iodine solution is used to test leaves for the presence of starch. You need to: heat a plant leaf in boiling water for 30 seconds (this stops its chemical reactions) heat it in boiling ethanol for a few minutes (this removes most of its colour)

Ravneet Kaur 4 years, 5 months ago

The presences of starch in leaves can be tested by Iodine that gives blue black colour with starch.

Riya Yadav 4 years, 5 months ago

1+make a iodine solution 2-put 2to 3 drops on leaves 3-if color of leaves changes black -blue It means it has starch?
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