Question

To find out if light is necessary for photosynthesis​

Answer 1

Answer:yes

Step-by-step explanation:

Starch is present in the exposed leaf. Conclusion- Leaf exposed to sunlight give iodine test, proving that sunlight is necessary for photosynthesis.

Answer 2

yes

Step-by-step explanation:

light is main source of energy for photosynthesis to take place

if you recall photosynthesis cannot take place without light

even in dark reaction , light reaction has to produce ATP and reduced NADH which dark reaction will use .