How will you test for starch ( carbohydrates) in food item​

Explanation:

Starch, a carbohydrate , can be identified by a positive iodine test. A few drops of iodine solution are added to a raw or boiled sample of the substance suspected of containing starch. If starch is present, the substance will turn blue-black in the area where the iodine solution touches it.

in situ hybridization has been widely used for research applications, including clinical cytogenetics, gene mapping, tumor biology and studies of chromosome evolution.

im not intirely sure but i think the anwser is d relative humidity