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Previous year question hub

Biomolecules - Organic Chemistry - Chemistry Previous Year Questions

Practice Biomolecules - Organic Chemistry - Chemistry previous year questions organised from real papers, with year-wise coverage and clear topic navigation.

2Papers
2Years
3Questions
1Topics

Biomolecules question pattern

Every graph below is calculated only from this selection.

Questions by year

Year-wise coverage for Biomolecules. Each bar uses a separate theme-derived color.

Difficulty distribution

How the classified questions are distributed by difficulty.

Not classified 1 33.3%
Medium 1 33.3%
Hard 1 33.3%

Question type distribution

MCQ, numerical, multiple-select and other formats found in these papers.

Multiple Choices 2 66.7%
Subjective 1 33.3%

Subject weightage

Top subjects by unique question coverage.

Chemistry
3 Qs

Most asked topics

Top topics across the included previous year papers.

Organic Chemistry
3 Qs

Subtopic coverage

Top subtopics inside this exact selection.

Biomolecules
3 Qs

Paper coverage

Question coverage for the most populated papers. Every active PYP paper remains listed below.

JEE Advanced 2026 Paper 2 Online
2 Qs
IIT JEE 2005 MAINS
1 Qs

Included previous year papers

Newest papers appear first. Sort by year, question coverage or name.

PaperYear / sessionQuestions in this viewOpen
JEE Advanced 2026 Paper 2 Online20262View paper
IIT JEE 2005 MAINS20051View paper

All Biomolecules previous year questions

Practice every matching question in batches of 20, with every available option.

1
2005 · Chemistry · Organic Chemistry · Biomolecules
IIT JEE 2005 MAINS

Which of the following disaccharide will not reduce Tollen's reagent?

IIT-JEE 2005 Mains Chemistry - Biomolecules Question 6 English

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2
2026 · Chemistry · Organic Chemistry · Biomolecules
JEE Advanced 2026 Paper 2 Online

The correct statement(s) regarding sugars is(are) :

A

On treatment with HNO3, gluconic acid is oxidized to saccharic acid, whereas glucose is not oxidized to saccharic acid.

B

Fructose gives a positive Fehling’s test because it isomerises to glucose and another aldohexose in the presence of Fehling’s reagent.

C

Invert sugar is an equimolar mixture of D-glucose and D-fructose formed after hydrolysis of the corresponding disaccharide.

D

Specific rotation of invert sugar is −40°.

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3
2026 · Chemistry · Organic Chemistry · Biomolecules
JEE Advanced 2026 Paper 2 Online

A known artificial sweetener $\mathbf{X}$ is composed of 4-chloro-4-deoxy- $\alpha$-D-galactose and 1,6-dichloro-1,6-dideoxy- $\beta$-D-fructose joined by a glycosidic linkage. Structure of D-galactose is given below :

JEE Advanced 2026 Paper 2 Online Chemistry - Biomolecules Question 2 English

The correct structure of $\mathbf{X}$ is

A
JEE Advanced 2026 Paper 2 Online Chemistry - Biomolecules Question 2 English Option 1
B
JEE Advanced 2026 Paper 2 Online Chemistry - Biomolecules Question 2 English Option 2
C
JEE Advanced 2026 Paper 2 Online Chemistry - Biomolecules Question 2 English Option 3
D
JEE Advanced 2026 Paper 2 Online Chemistry - Biomolecules Question 2 English Option 4
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