Question

write a detailed account of the experiment conducted to test for the presence of starch in plants after photosynthesis ​

Answer 1

Answer:

Starch testing

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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Answer 2

Answer:

1:Heat a plant leaf in boiling water for 30 seconds (this stops it's chemical reactions).

2:Heat it in boiling ethanol for a few minutes (this removes most of its colour).

3:Wash with water and spread on to a white tile.

4:Add some drops of iodine solution from a dropping pipette.