Question

Activity based question

1.Select the incorrect statement:

i)When the decolorized leaf is dipped in iodine solution by the first student,he observes that:

a) There are two color regions in the leaf which are reddish brown and blue-black.
b) The earlier green parts of the leaf turned blue black
c) The earlier yellow turned reddish brown.
d)The entire leaf turned reddish brown

Give correct answer with explanation. No copy answer!
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Answer 1

Answer:

option b ( i think )

Explanation:

When covered with iodine solution, the portion of leaves that contain starch turns blue-black. ... The green leaves contain chlorophyll and, in the presence of sunlight, carry out photosynthesis, thus forming starch.

Answer 2

Answer:

option b, The earlier green parts of the leaf turned blue black

Explanation:

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