Step 1: Identify types of carbohydrates. Monosaccharides: Glucose, Fructose Disaccharides: Sucrose Polysaccharides: Cellulose Step 2: Cellulose is a polymer. Cellulose is a polysaccharide composed of β-D-glucose units linked by β-1,4-glycosidic bonds. It is a structural component in plant cell walls.