Question

1) Why did the leaf turn blue black? What can be evaluated from this?

(a) The iodine reacts with the starch present in the leaf that indicates the occurrence of photosynthesis.
(b)The iodine reacts with water present in the leaf that indicates the occurrence of photosynthesis.
(c)The iodine reacts with the oxygen present in the leaf that indicates the occurrence of photosynthesis.
(d)The iodine reacts with carbon dioxide present in the leaf that indicates the occurrence of photosyntIn thesis

Answer 1

Answer:

In the experiment, light is essential for photosynthesis, the uncovered region of the leaf, receives sunlight and performs photosynthesis. The leaf, therefore turns blue-black after putting iodine in this area due to the production of starch

Explanation:

This your answer

Answer 2

Answer:

1.In the experiment, light is essential for photosynthesis, the uncovered region of the leaf, receives sunlight and performs photosynthesis. The leaf, therefore turns blue-black after putting iodine in this area due to the production of starch.