Xylem transports water and solutes from the roots to the leaves, while phloem transports food from the leaves to the rest of the plant. Transpiration is the process by which water evaporates from the leaves, which results in more water being drawn up from the roots.
Definition of hyper. 1  1 : high-strung, excitable; also : highly excited was a little hyper after drinking too much coffee. 2  2 : extremely active hyper children.
HiPPO is an acronym for the highest paid person's opinion or the highest paid person in the office.. The acronym is used to describe the tendency for lower-paid employees to defer to higher-paid employees when a decision has to be made.