Question

describe an experiment to test the presence of starch in of food sample​

Answer 1

Answer:

Explanation:

The presence of starch in a given food sample can be determined using iodine solution. ... The colour of potato slice changes into dark blue-black colour on addition of iodine solution. ... Appearence of dark blue-black colour shows the presence of starch in potato slice.

Answer 2

Answer:

Test the food item with a few drops of iodine solution on the food sample and observe. We can see that the part of food with iodine solution turns to a blue-black color. A blue-black color indicates the presence of starch.

Explanation:

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