Question

Identify the components present in the material based on the following results or

conclusions.

(a) Cut the raw potato and apply two to three drops on it - shows blue black

colour.

(b) Wrap the ground nut seed in paper and crush it carefully, oily patch can be

seen on paper.​

Answer 1

Answer:

(a) When two drops of iodine solution are put on a substance, we get blue-black colour. This indicates the presence of Starch.

(b) An oily translucent patch on the paper, shows that the food item contains Fat.