Question

While going to school ravi’s mother kept rice in his box for lunch. He wants to test the

food component present in the rice.

i) Which food component is present in the rice?

ii) Which solution is used to test the presence of food component of rice?

iii) To which colour does the food changes on adding the solution to it?

iv) Give some examples for food items that contain carbohydrates.

v) What are carbohydrates​

Answer 1

Answer:

Rice has starch present in it.

Iodine solution is used to the presence of starch. on adding iodine to starch it turns blue colour as iodine molecules get stuck in the helical structure of starch.

Egs- Rice, sugar, Flour

Carbohydrates are mainly sugars and starches that the body breaks down into glucose (a simple sugar that the body can use to feed its cells)