Tags: Chemical Compound, Chemical Substance.
Starch or amylum is a carbohydrate consisting of a large number of glucose units joined by glycosidic bonds. This polysaccharide is produced by most green plants as an energy store. It is the most common carbohydrate in human diets and is contained in large amounts in such staple foods as potatoes wheat maize (corn) rice and cassava.Pure starch is a white tasteless and odorless powder that is insoluble in cold water or alcohol.