Multiple choice

Iodine solution is used to detect the presence of ____________ in food.

  1. carbohydrates

  2. proteins

  3. fats

  4. vitamins

  5. minerals

Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

It is correct. The presence of carbohydrates (starch) in food can be detected by using a diluted iodine solution. If the food item turns blue-black on adding iodine, it contains starch.