How can you demonstrate that the plant prepare their food on it's leaves
Answers
Answer:
The leaves contain a pigment called chlorophyll, which colors the leaves green. Chlorophyll can make food the plant can use from carbon dioxide, water, nutrients, and energy from sunlight. This process is called photosynthesis. During the process of photosynthesis, plants release oxygen into the air.
Aim; to show that plants prepare food
appartus;a potted plant ,koh pellets,wide mouthed bottle,spilt cork,iodine solution
procedure;for destarching we need to keep the palnt in dark room for the removal of starch from the leaves
arrange the apparatusas ;
keep the potted plant and take one of leaf among them
keep the half of portion of leaf in wide mouthed bottle and cork itwhich contains koH soultion
note;the leaf should not touch the koh soultion
leave the plant near the sunlight
after few hours test the leaf for starch with iodine solution
observation;the part of leaf which was exposed to the sunlight is turned black,and other is not turned.
infernce;starch is prepared by plants.
Answer:
we can do starch test to orove that leaves prepare food in plants.whrn we keep a plant in sunlight for sometime by tying a black strip in centre and not tying full leaf then if u does the starch test by dipping the leaf in dilute solution of iodine and u Will find the blue balck colour where starch is present