Question

how we know in given food starch is presenthow we don't know in given product starch is present ​

Answer 1

Answer:

starch test

Explanation:

by doing the iodine test we can tell

if by applying the colour of the substance changed to purplish blur then starch is present

Answer 2

Answer:

Take a food item (potato) put it in a test tube pour some iodine solutions in it if the colour of food item turns blue black means present of starch thus

Explanation:

fooditem+iodinesolution+blueblack colour=presence of starch

food item +iodine solutions +no blue black colour =no presence of starch

Thank u for asking this because tomorrow is my science paper and this question is given in my Revision my practice has been done for this answer...