Explain briefly the forces that govern the upward movement of water and dissolved mineral salts in plants.
tom of classification.

The continuous evaporation of water (or transpiration) from the cells of a leaf crates a kind of suction which pulls up water through the xylem vessles. Thus, transpiration helps in the upward movement of water and dissolved minerals from the roots to the leaves through the stem.

on island x the species needed to adapt because they were being subject to predators which didn't inhabit island y.