CORRECT answer is Starch. Starch:An odorless, tasteless white material, commonly contained in plant tissue and MAINLY obtained from cereals and potatoes.It is a polysaccharide that acts as a store of carbohydrates and is an essential component of the human diet.Starch or amylum is a polymeric carbohydrate composed of various UNITS of glucose joined by glycosidic bonds.Many green plants contain this polysaccharide as ENERGY storage.It is the most common carbohydrate in human diets and is highly concentrated in staple foods such as potatoes, wheat, MAIZE (corn), rice, and cassava.