They are also known as Non-sugars since they are non-crystalline, insoluble in water, and are tasteless. Poly-saccharides are defined as the carbohydrates which on hydrolysis yields more than 10 monosaccharide units . Polysaccharides have general formula Cx(H2O)y , which is also represented as (C6H10O5)n where n ranges from40-3000.