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STD 11 - 9. Biomolecules — BIOLOGY STD 11 Science — Question

Rajasthan BoardEnglish MediumSTD 11 ScienceBIOLOGYSTD 11 - 9. Biomolecules1 Mark
MCQ
The two functional group present in a typical carbohydrate are
  • A
    $- OH$ and $- COOH$
  • B
    $- CHO$ and $- COOH$
  • ✓
    $-C =0 \;and - OH$
  • D
    $- OH$ and $- CHO$
✓

Answer

Correct option: C.
$-C =0 \;and - OH$
c
Carbohydrates are optically active polyhydroxy aldehyde or polyhydroxy ketones.

$\longrightarrow C = O$, $OH$ Functional groups of typical ketose

$OH$ Functional groups of typing aldose

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