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Previous year question hub

Chemistry of Biomolecules - Life Sciences Previous Year Questions

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

3Papers
3Years
6Questions
1Topics

Chemistry of Biomolecules question pattern

Every graph below is calculated only from this selection.

Questions by year

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

Difficulty distribution

How the classified questions are distributed by difficulty.

Medium 3 50%
Easy 3 50%

Question type distribution

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

MCQ 5 83.3%
MSQ 1 16.7%

Subject weightage

Top subjects by unique question coverage.

Life Sciences
6 Qs

Most asked topics

Top topics across the included previous year papers.

Chemistry of Biomolecules
6 Qs

Subtopic coverage

Top subtopics inside this exact selection.

Biomolecular Structure and Sequencing
6 Qs

Paper coverage

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

Life Sciences (XL) 2022
2 Qs
Life Sciences (XL) 2021
3 Qs
Life Sciences (XL) 2014
1 Qs

Browse by subtopics

Open a focused page built from the same verified paper data.

Included previous year papers

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

PaperYear / sessionQuestions in this viewOpen
Life Sciences (XL) 202220222View paper
Life Sciences (XL) 202120213View paper
Life Sciences (XL) 201420141View paper

Sample previous year questions

A varied preview from the papers represented in this selection, with every available option.

1
2014 · Life Sciences · Chemistry of Biomolecules · Biomolecular Structure and Sequencing
Life Sciences (XL) 2014
The Fisher projection that represents (2R,3S)-2,3-dihydroxybutanoic acid is

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2
2021 · Life Sciences · Chemistry of Biomolecules · Biomolecular Structure and Sequencing
Life Sciences (XL) 2021
The structure of the major product S of the following reaction is

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3
2022 · Life Sciences · Chemistry of Biomolecules · Biomolecular Structure and Sequencing
Life Sciences (XL) 2022

Which of the following is the CORRECT statement about hexoses?

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4
2021 · Life Sciences · Chemistry of Biomolecules · Biomolecular Structure and Sequencing
Life Sciences (XL) 2021
Highest mole % of amino acid mixture present in glutenin of wheat gluten are
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5
2022 · Life Sciences · Chemistry of Biomolecules · Biomolecular Structure and Sequencing
Life Sciences (XL) 2022

Which of the following carbohydrates has/have a β1 → 4 glycosidic linkage?

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6
2021 · Life Sciences · Chemistry of Biomolecules · Biomolecular Structure and Sequencing
Life Sciences (XL) 2021
Which one of the followings is an oligosaccharide?
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