Answered

When a few drops of iodine solution are added to rice water, the solution turns blue-black in color. This indicates that rice water contains:

1. fats
2. complex proteins
3. starch
4. simple proteins



Answer :

GinnyAnswer

Final answer:

Adding iodine solution to rice water causes a blue-black color due to the presence of starch.


Explanation:

Starch is present in rice water, as indicated by the blue-black color formed when iodine solution is added. This reaction occurs because iodine reacts with starch to produce the blue-black color, serving as a sensitive test to detect the presence of starch.


Learn more about Starch and iodine test here:

https://brainly.com/question/30642063


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