Question

A star-shaped black paper was used to cover a leaf in a destarched plant as shown below. The plant was left in sunlight for four hours and, then, the leaf was plucked, black paper was removed and tested for the presence of starch. The areas which turned blue-black when iodine solution was added were
(1) I, II, III, IV
(2) I, III, IV
(3) Only II
(4) Only IV

Answer 1

Answer:

Explanation:

Area where black star paper is there will be no change

Rest will turn blue black

If there was any wrong in the question please notify me

Thanks

Answer 2

Only four

please mark as brainliest