食品中的糖类化合物(见表) Carbohydrates comprise more than 75%of the dry matter ofPlants. eg: corn, vegetable, fruit, and so on. Monosaccharides oligasaccharides is usually found in the vegetable and fruit Polysaccharides can mainly be found in corn seed, root, stem plants食品中的糖类化合物（见表） Carbohydrates comprise more than 75%of the dry matter ofPlants. eg: corn, vegetable, fruit, and so on. Monosaccharides & Oligasaccharides is usually found in the vegetable and fruit . Polysaccharides can mainly be found in corn , seed, root, stem plants