moodyâs kmv expected default frequency (edf) is a measure of the probability that a company will fail to make sched- uled debt payments over a specified periodâtypically one year.
So the plant has a store of energy when it can't gather enough glucose to support itself. Starch is insoluble so it can be stored within the plant easily and it can be converted back into glucose quite quickly using enzymes.
glucose is turned into starch and stored in roots, stems and leaves ready for use when photosynthesis isn't happening, (such as in the winter). starch is insoluble which makes it better for storing because it doesn't bloat the storage cells by osmosis like glucose would.