Biology, asked by shineylyonesse2176, 1 year ago

How we check the presence of starch carbohydrate in food for th?

Answers

Answered by Vanshita611
1
Hey mate, here is your answer ===
If there starch or carbohydrates in the food then there is the presence of Proteins there n a little bit of maltose too.

Hope it helps u dear :)
Answered by Harshita0Prajapati
0

1. Take a few small, freshly cut pieces of potato or a few grains of rice or wheat or maize in a clean test tube.

2. Pour 10 mL distilled water into the test tube.

3. Now, boil the contents of the test tube for about 5 minutes.

4. Allow the test tube to cool.

5. Filter the contents of the test tube through a filter paper.

6. Test the obtained filtrate for the presence of starch by the following method.

take 2ml of filtrate in a clean test tube . Add 2 drops of iodine solution to it by a dropper . The color of filtrate changes to dark blue-black . Appearance of dark blue-black color shows the presence of starch .

Hope it would be helpful !

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