Science, asked by ghoshdalia5, 1 month ago

A few drops of iodine solution
were added to rice water. The
solution turned blue-black in
colour. This indicates that rice
water contains -
O Complex proteins
O Simple proteins
O Fats Starch​

Answers

Answered by s1057shrinkila014160
0

Answer:

Amylose in starch is the main factor for colour formation as iodine comes in contact with beta coils structure of amylose and gives blue - black colour with iodine. Thus, the reaction of iodine with rice water indicates that rice water contains starch. So, the correct answer is option D – Starch.

Answered by rajinderkasta668
0

Answer:

it contains starch .

the blue black color of rice water confirm the presence of starch .

no cour change will be seen in case of proteins or fats in iodine solution colour , when iodine id added with them.

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