Biology, asked by student3000, 5 months ago

What conditions
should be there to prove that light is necessary for photosynthesis?

Answers

Answered by nitinkshakya538
0

Answer:

without sunlight, photosynthesis will not happen

and plant can be died

Explanation:

it is natural phenomenon

Answered by swe67
1

Answer:

To prove the necessity of sunlight in photosynthesis following steps need to do

Take a plant with destarched leaf.

Leaf is partially covered with black paper on which a design is cut.

Expose this plant to sunlight for few hours and perform a starch test with iodine solution.

Observation-

Covered leaf part shows brown colouration.

Exposed leaf shows blue-black colour.

Result- Starch is present in the exposed leaf.

Conclusion- Leaf exposed to sunlight give iodine test, proving that sunlight is necessary for photosynthesis.

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