1.

(a) What are reducing and non-reducing sugars ? (b) Pyorrhoea is caused by the deficiency of which Vitamin ?

Answer»

Solution : (a) REDUCING SUGARS. The carbohydrates which contain aldehydic or ketonic group in the hemiacetal or hemiketal FORM and reduce Tollen.s reagent or Fehling.s solution are CALLED reducing sugars.
Non-reducing sugars. The carbohydrates which don.t reduce Tollen.s reagent or Fehling.s solution are called non-reducing sugars.
(b) PYORRHOEA is caused by the deficiency of vitamin C.


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