Boojho wanted to test the presence of starch in leaves. He performed the following steps.
(1) He took a leaf and boiled it in water,
(2) He placed the leaf in a petri dish and poured some iodine over it.
He did not get the expected result. Which step did he miss?
1
He boiled the leaf in a iodine solution.
2
He boiled the leaf in alcohol or spirit to remove chlorophyll.
3
He dried the leaf.
4
He poured the iodine solutio to remove chlorophyll.