if something contains a carbohydrate then the table of that something contain that matters
starch is not carbohydrate. carbohydrate is not organic_matter. carbohydrate is not nutrient. ribose is not carbohydrate. carbohydrate is not molecular_material. sugar is not carbohydrate. ribose is not carbohydrate_molecule. carbohydrate_molecule is not carbohydrate. carbohydrate is molecular_material.