Question

The test tubes a, b and c are taken with food samples of dal, mustard and rice,respectively,in the powdered form.In which test tube is black colour observed

Answer 1

On adding iodine solution to each of the test tubes blue black colour is observed in the Test tube "c" containing the rice

Answer 2

Explanation:

On adding iodine solution to each of test tubes

blue black colour is observed in the test tube

“C” containing the rice ..

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