An example of a xerophyte would be cactus. Xerophyte plants are plants that can survive with very less water, basically, they don't need very limited water to survive. Cactus is the best example of xerophyte.
Extrapolation is the estimation of a value or quantity beyond
a known data range based on a trend in the data<span> (in other words, deducing
unknown values from trends in the known data). While extrapolating, one </span>would
usually estimate the unknown data with the presumption that
existing trends in the known data will continue or that a current method will
remain applicable.