Match List-I with List-II List-I List-II A Glucose + HI I Gluconic acid B Glucose + Br 2 water II Glucose pentacetate C Glucose + acetic anhydride III Saccharic acid D Glucose + HNO 3 IV Hexane Choose the correct answer from the options given below

A - IV , B - I , C - II , D - III

A - IV , B - III , C - II , D - I

A - III , B - I , C - IV , D - II

A - I , B - III , C - IV , D - II

Match List I and List II List I List II Test Functional group / Class of Compound (A) Molisch's Test (I)Peptide (B) Biuret Test (II)Carbohydrate (C) Carbylamine Test (III) Primary amine (D) Schiff's Test (IV) Aldehyde Choose the correct answer from the options given below:

(A) - II, (B) - I, (C) - III, (D) - IV

(A) - I, (B) - II, (C) - III, (D) - IV

(A) - III, (B) - IV, (C) -I, (D) - II

(A) - III, (B) - IV, (C) -II, (D) - I

Given below are two statements: one is labelled as Assertion (A) and the other is labelled as Reason (R). Assertion (A): Ketoses give Seliwanoff’s test faster than Aldoses. Reason (R): Ketoses undergo β -elimination followed by formation of furfural. In the light of the above statements, choose the correct answer from the options given below:

Both (A) and (R) are true and (R) is the correct explanation of (A)

Both (A) and (R) are true but (R) is not the correct explanation of (A)

E M B I B E

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR CHEMISTRY>Chapter 28 - Biomolecules>JEE Main - 29 June 2022 Shift 1>Q 84

MEDIUM

JEE Main

IMPORTANT

Earn 100

Sugar moiety in DNA and RNA molecules respectively are

75% studentsanswered this correctly

Important Questions on Biomolecules

MEDIUM

JEE Main

IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR CHEMISTRY>Chapter 28 - Biomolecules>JEE Main - 29 June 2022 Shift 1>Q 85

Which of the following compound does not contain sulphur atom?

MEDIUM

JEE Main

IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR CHEMISTRY>Chapter 28 - Biomolecules>JEE Main - 29 June 2022 Shift 2>Q 86

The structure of protein that is unaffected by heating is :

MEDIUM

JEE Main

IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR CHEMISTRY>Chapter 28 - Biomolecules>JEE Main - 25 July 2022 Shift 1>Q 87

During the denaturation of proteins, which of these structures will remain intact ?

EASY

JEE Main

IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR CHEMISTRY>Chapter 28 - Biomolecules>JEE Main - 25 July 2022 Shift 2>Q 88

Glycosidic linkage between

C_{1}

of

α

-glucose and

C_{2}

of

β

-fructose is found in

MEDIUM

JEE Main

IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR CHEMISTRY>Chapter 28 - Biomolecules>JEE Main - 26 July 2022 Shift 1>Q 89

Which of the following is reducing sugar?

EASY

JEE Main

IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR CHEMISTRY>Chapter 28 - Biomolecules>JEE Main - 26 July 2022 Shift 2>Q 90

Animal starch is the other name of

HARD

JEE Main

IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR CHEMISTRY>Chapter 28 - Biomolecules>JEE Main - 27 July 2022 Shift 1>Q 91

A sugar '

X

' dehydrates very slowly under acidic condition to give furfural which on further reaction with resorcinol gives the coloured product after sometime. Sugar '

X

' is

MEDIUM

JEE Main

IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR CHEMISTRY>Chapter 28 - Biomolecules>JEE Main - 27 July 2022 Shift 2>Q 92

Match List-I with List-II

	List-I		List-II
A	Glucose $+ HI$	I	Gluconic acid
B	Glucose $+ {Br}_{2}$ water	II	Glucose pentacetate
C	Glucose $+$ acetic anhydride	III	Saccharic acid
D	Glucose $+ {HNO}_{3}$	IV	Hexane

Choose the correct answer from the options given below

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