JEE Main 2021 — Biomolecules Question with Solution
From: JEE Main 2021 (Online) 26th August Evening Shift
Question
Given below are two statements : one is labelled as Assertion (A) and other is labelled as Reason (R).
Assertion (A) : Sucrose is a disaccharide and a non-reducing sugar.
Reason (R) : Sucrose involves glycosidic linkage between C1 of -glucose and C2 of -fructose.
Choose the most appropriate answer from the options given below :
Assertion (A) : Sucrose is a disaccharide and a non-reducing sugar.
Reason (R) : Sucrose involves glycosidic linkage between C1 of -glucose and C2 of -fructose.
Choose the most appropriate answer from the options given below :
Choose an option
Show full solutionCorrect option: C
Correct answer
C(A) is true but (R) is false.
Step-by-step explanation
Sucrose is example of disaccharide & non reducing sugar
Assertion : Correct
Sucrose involves glycosidic linkage between C1 of -D-glucose C2 of -D-fructose
Reason : Incorrect
Assertion : Correct
Sucrose involves glycosidic linkage between C1 of -D-glucose C2 of -D-fructose
Reason : Incorrect
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This is a previous-year question from JEE Main 2021, covering the Biomolecules chapter of Chemistry. PrepSharp catalogues every PYQ from JEE Main with a verified answer key and step-by-step solution prepared by IIT alumni — so you can search by chapter, topic or year and revise efficiently.