Biomolecules Ques 18
18. The two functional groups characteristic of sugars are
(a) Hydroxyl and methyl
(b) Carbonyl and methyl
(c) Carbonyl and hydroxyl
(d) Carbonyl and phosphate
Show Answer
Answer : c
Hints & Solutions
(c) Sugar is a carbohydrate. These are polyhydroxy aldehyde, ketone or their derivatives, which means they have carbonyl and hydroxyl groups in its structure.