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A few drops of iodone solution were adde...

A few drops of iodone solution were added to rice water. The solution turned blue-black in colour. This indicates that rice water contains

A

complex proteins

B

simple proteins

C

fats

D

starch

Text Solution

Verified by Experts

The correct Answer is:
D
The formation of blue-black colour of rice water confirms the presence of starch. Starch forms a dark blue complex with iodine. When iodine is added it will show no colour change in case of proteins or fats.
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