This liquid is used to test a leaf for starch

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Before testing the leaf for starch at the end of the experiment "Light is necessary for photosynthesis":

(a) In which liquid the leaf should be boiled?(b) Why should the leaf be boiled in this liquid?​

Answered by admin @


Answer:

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) wash with water and spread onto a white tile. add iodine solution from a dropping pipette.

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