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To test the presence of starch in food the Iodine test is done. The colour indicating its presence is

To test the presence of starch in food the Iodine test is done. The colour indicating its presence is Correct Answer Bluish-Black

Explanation:

Testing starch in food

  • Starch is a powdery white substance consisting of glucose and is used by plants as food.
  • We can use an iodine solution to test for the presence of starch.
  • If starch is present as a food item, it turns a blue-black colour when iodine solution is added to it.

Thus, to test the presence of starch in food the Iodine test is done. The colour indicating its presence is Bluish-Black.

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