Compléter Absorption. NutritionVersion en ligne Absorption is the movement of water and mineral salts from the ground to the inside of the roots. There, water and mineral salts are absorbed by the roots. These inorganic nutrients are called raw sap. Raw sap consists of water and mineral salts. par JAIME NOTARIO 1 sap mineral inorganic salts water roots Raw Absorption is the movement of and from the ground to the inside of the roots . There , water and mineral salts are absorbed by the . These nutrients are called raw sap . consists of water and mineral salts .