Question

Ques2. After adding iodine colour change in parts A, B and C of the leaf is seen
Give reason for the observation:
A
B
1. Part A
2. Part B
3 Part​

Answer 1

Answer:

Because the covered portion doesn’t prepare food in form of starch. And Iodine reacts with Starch to give the Bluish-black colour. This experiment hence proves that sunlight is necessary for preparation of food in plants