Fill in the Blanks Absorption. NutritionOnline version 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. by JAIME NOTARIO 1 water sap inorganic Raw mineral salts roots 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 .