The stem holds up the flower. The stem also carries water with nutrients from the roots to the rest of the plant (flower and leaves) by osmosis. See the link below for more on this process.
The stem helps the plant stand up.
White flower is made of wheat and Corn flower is made of corn! Can't you tell the difference between flowers and flour?!
in the leaves of the plant/flower by the ratlus at the tip of the leaf.
It is made from the root of the cassava plant.