STANDARDChemistry-Biomolecules
STANDARD Chemistry Carbohydrates MCQ Question
Type: MCQ-conceptual-Medium-Class 12
The two functional groups characteristic of sugars are
A
hydroxyl and methyl
B
carbonyl and methyl
C
carbonyl and phosphate
D
carbonyl and hydroxyl
Correct Answer
Option D
Detailed Explanation
Carbohydrates are defined as polyhydroxy aldehydes or ketones. All sugar molecules have one carbonyl group (–CO–) in addition to hydroxyl groups (OH) on other carbon atoms.
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