осор. 3. How would you test the presence of starch in leaves?
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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)
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Answer:
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 if it's colour.
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