While doing the experiment to show light is necessary for photosynthesis, the student was given following suggestions by his fellow students. Which are the correct suggestions given by his fellow students?
I. Safranine should be used instead of iodine.
II. The leaf should be boiled in alcohol with water bath to remove chlorophyll.
III. Transparent paper strip should be used instead of black paper strip.
IV. The plant should be destarched before starting the experiment.
