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Previous year question hub

Analytical Techniques - Life Sciences Previous Year Questions

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

20Papers
20Years
154Questions
1Topics

Analytical Techniques question pattern

Every graph below is calculated only from this selection.

Questions by year

Compare question counts across years.

Difficulty distribution

How the classified questions are distributed by difficulty.

Easy 82 53.2%
Medium 71 46.1%
Hard 1 0.6%

Question type distribution

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

MCQ 112 72.7%
Numerical Answer Type (NAT) 30 19.5%
MSQ 12 7.8%

Subject weightage

Top subjects by unique question coverage.

Life Sciences
154 Qs

Most asked topics

Top topics across the included previous year papers.

Analytical Techniques
154 Qs

Subtopic coverage

Top subtopics inside this exact selection.

Spectroscopy and Molecular Analysis
67 Qs
Buffers, Separation and Electrophoresis
62 Qs
Immunological Techniques and Flow Cytometry
25 Qs

Paper coverage

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

Life Sciences (XL) 2026
6 Qs
Life Sciences (XL) 2025
5 Qs
Life Sciences (XL) 2024
6 Qs
Life Sciences (XL) 2023
8 Qs
Life Sciences (XL) 2022
3 Qs
Life Sciences (XL) 2021
9 Qs
Life Sciences (XL) 2020
9 Qs
Life Sciences (XL) 2019
3 Qs
Life Sciences (XL) 2018
8 Qs
Life Sciences (XL) 2017
5 Qs
Life Sciences (XL) 2016
4 Qs
Life Sciences (XL) 2015
2 Qs
Life Sciences (XL) 2014
18 Qs
Life Sciences (XL) 2013
6 Qs
Life Sciences (XL) 2012
4 Qs
Life Sciences (XL) 2011
13 Qs
Life Sciences (XL) 2010
10 Qs
Life Sciences (XL) 2009
10 Qs
Life Sciences (XL) 2008
12 Qs
Life Sciences (XL) 2007
13 Qs

Browse by subtopics

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

Spectroscopy and Molecular Analysis

Explore previous-paper coverage, trends and focused practice for Spectroscopy and Molecular Analysis.

67 questions20 papers20 years

Buffers, Separation and Electrophoresis

Explore previous-paper coverage, trends and focused practice for Buffers, Separation and Electrophoresis.

62 questions19 papers19 years

Immunological Techniques and Flow Cytometry

Explore previous-paper coverage, trends and focused practice for Immunological Techniques and Flow Cytometry.

25 questions14 papers14 years

Included previous year papers

Newest papers appear first. Search these papers or sort by year and name.

Paper nameYearPDFAttempt
Life Sciences (XL) 20262026
6 questions in this view		2026
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Official question paperOriginal authority-issued PDF Official Download Official answer keyOriginal authority-issued PDF Official Download
Life Sciences (XL) 20252025
5 questions in this view		2025
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Official question paperOriginal authority-issued PDF Official Download Official answer keyOriginal authority-issued PDF Official Download
Life Sciences (XL) 20242024
6 questions in this view		2024
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Official question paperOriginal authority-issued PDF Official Download Official answer keyOriginal authority-issued PDF Official Download
Life Sciences (XL) 20232023
8 questions in this view		2023
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Official question paperOriginal authority-issued PDF Official Download Official answer keyOriginal authority-issued PDF Official Download
Life Sciences (XL) 20222022
3 questions in this view		2022
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Official question paperOriginal authority-issued PDF Official Download Official answer keyOriginal authority-issued PDF Official Download
Life Sciences (XL) 20212021
9 questions in this view		2021
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Official question paperOriginal authority-issued PDF Official Download Official answer keyOriginal authority-issued PDF Official Download
Life Sciences (XL) 20202020
9 questions in this view		2020
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Official question paperOriginal authority-issued PDF Official Download
Life Sciences (XL) 20192019
3 questions in this view		2019
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Official question paperOriginal authority-issued PDF Official Download
Life Sciences (XL) 20182018
8 questions in this view		2018
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Official question paperOriginal authority-issued PDF Official Download
Life Sciences (XL) 20172017
5 questions in this view		2017
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Official question paperOriginal authority-issued PDF Official Download
Life Sciences (XL) 20162016
4 questions in this view		2016
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Official question paperOriginal authority-issued PDF Official Download
Life Sciences (XL) 20152015
2 questions in this view		2015
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Official question paperOriginal authority-issued PDF Official Download
Life Sciences (XL) 20142014
18 questions in this view		2014
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Official question paperOriginal authority-issued PDF Official Download
Life Sciences (XL) 20132013
6 questions in this view		2013
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Official question paperOriginal authority-issued PDF Official Download
Life Sciences (XL) 20122012
4 questions in this view		2012
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Official documents
Official question paperOriginal authority-issued PDF Official Download
Life Sciences (XL) 20112011
13 questions in this view		2011
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Official documents
Official question paperOriginal authority-issued PDF Official Download
Life Sciences (XL) 20102010
10 questions in this view		2010
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Official documents
Official question paperOriginal authority-issued PDF Official Download
Life Sciences (XL) 20092009
10 questions in this view		2009
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Official documents
Official question paperOriginal authority-issued PDF Official Download
Life Sciences (XL) 20082008
12 questions in this view		2008
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Official documents
Official question paperOriginal authority-issued PDF Official Download
Life Sciences (XL) 20072007
13 questions in this view		2007
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Official question paperOriginal authority-issued PDF Official Download

Sample previous year questions

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

1
2007 · Life Sciences · Analytical Techniques · Spectroscopy and Molecular Analysis
Life Sciences (XL) 2007

The half-life of 14C is 5730 years. An old sample of wood contains 25% of 14C as would be found in a current living tree. The age of the sample of wood would be

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2
2008 · Life Sciences · Analytical Techniques · Spectroscopy and Molecular Analysis
Life Sciences (XL) 2008
The region in which the following spectral lines are observed is
P. Lyman series    Q. Balmer series    R. Paschen series
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3
2009 · Life Sciences · Analytical Techniques · Spectroscopy and Molecular Analysis
Life Sciences (XL) 2009

A beam of light passes through 1 cm of a colored solution. Eighty percent of the incident light is transmitted. If the incident light passes through 2 cm of the same solution, the percentage of transmitted light is

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4
2010 · Life Sciences · Analytical Techniques · Spectroscopy and Molecular Analysis
Life Sciences (XL) 2010
Choose the most appropriate word from the options given below to complete the following sentence:
His rather casual remarks on politics ________ his lack of seriousness about the subject.
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5
2011 · Life Sciences · Analytical Techniques · Buffers, Separation and Electrophoresis
Life Sciences (XL) 2011
The question below consists of a pair of related words followed by four pairs of words. Select the pair that best expresses the relation in the original pair.
Gladiator : Arena
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6
2012 · Life Sciences · Analytical Techniques · Spectroscopy and Molecular Analysis
Life Sciences (XL) 2012
The molecule that does NOT absorb the microwave radiation is
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