A few drops of iodine solution were added to rice water . The solution turned blue black in colour. This indicates the presence of
A. Complex protein
B. Simple protein
C. Starch
D. Fats

Question

A few drops of iodine solution were added to rice water The
solution turned blue black in colour This indicates the presence
of
A Complex protein
B Simple protein
C Starch
D Fats

Prakhar Bhatt · Accepted Answer

Dear student,

The blue - black colour of rice water confirms the presence of
starch
When iodine comes in contact with
starch, it forms starch Iodide complex which gives blue-black
colour

Thus option C is correct

Regards

A few drops of iodine solution were added to rice water . The solution turned blue black in colour. This indicates the presence of A. Complex protein B. Simple protein C. Starch D. Fats

A few drops of iodine solution were added to rice water . The solution turned blue black in colour. This indicates the presence of
A. Complex protein
B. Simple protein
C. Starch
D. Fats