Ananya took a green leaf and then boiled it in water. After boiling, she put it in alcohol in a water bath. After some time, she performed iodine test on the leaf. The leaf turns blue-black. This shows that
AChlorophyll is needed for photosynthesis.
BSunlight is needed for photosynthesis.
CStarch is produced in green leaf during photosynthesis.
DLight is needed for photosynthesis.