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Previous year question hub

Control of Micro-organisms: Chemotherapy/Antibiotics - Life Sciences Previous Year Questions

Practice Control of Micro-organisms: Chemotherapy/Antibiotics - Life Sciences previous year questions organised from real papers, with year-wise coverage and clear topic navigation.

17Papers
17Years
28Questions
1Topics

Control of Micro-organisms: Chemotherapy/Antibiotics 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 17 60.7%
Medium 11 39.3%

Question type distribution

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

MCQ 24 85.7%
MSQ 3 10.7%
Numerical Answer Type (NAT) 1 3.6%

Subject weightage

Top subjects by unique question coverage.

Life Sciences
28 Qs

Most asked topics

Top topics across the included previous year papers.

Control of Micro-organisms: Chemotherapy/Antibiotics
28 Qs

Subtopic coverage

Top subtopics inside this exact selection.

Antimicrobial Mechanisms and Resistance
25 Qs
Antifungal and Antiviral Drugs
3 Qs

Paper coverage

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

Life Sciences (XL) 2026
2 Qs
Life Sciences (XL) 2025
1 Qs
Life Sciences (XL) 2024
1 Qs
Life Sciences (XL) 2023
2 Qs
Life Sciences (XL) 2021
1 Qs
Life Sciences (XL) 2020
3 Qs
Life Sciences (XL) 2019
2 Qs
Life Sciences (XL) 2018
1 Qs
Life Sciences (XL) 2017
4 Qs
Life Sciences (XL) 2016
1 Qs
Life Sciences (XL) 2014
1 Qs
Life Sciences (XL) 2013
1 Qs
Life Sciences (XL) 2012
2 Qs
Life Sciences (XL) 2011
1 Qs
Life Sciences (XL) 2010
1 Qs
Life Sciences (XL) 2009
2 Qs
Life Sciences (XL) 2007
2 Qs

Browse by subtopics

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

Included previous year papers

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

Paper nameYearPDFAttempt
Life Sciences (XL) 20262026
2 questions in this view
2026
Life Sciences (XL) 20252025
1 questions in this view
2025
Life Sciences (XL) 20242024
1 questions in this view
2024
Life Sciences (XL) 20232023
2 questions in this view
2023
Life Sciences (XL) 20212021
1 questions in this view
2021
Life Sciences (XL) 20202020
3 questions in this view
2020
Life Sciences (XL) 20192019
2 questions in this view
2019
Life Sciences (XL) 20182018
1 questions in this view
2018
Life Sciences (XL) 20172017
4 questions in this view
2017
Life Sciences (XL) 20162016
1 questions in this view
2016
Life Sciences (XL) 20142014
1 questions in this view
2014
Life Sciences (XL) 20132013
1 questions in this view
2013
Life Sciences (XL) 20122012
2 questions in this view
2012
Life Sciences (XL) 20112011
1 questions in this view
2011
Life Sciences (XL) 20102010
1 questions in this view
2010
Life Sciences (XL) 20092009
2 questions in this view
2009
Life Sciences (XL) 20072007
2 questions in this view
2007

Sample previous year questions

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

1
2007 · Life Sciences · Control of Micro-organisms: Chemotherapy/Antibiotics · Antimicrobial Mechanisms and Resistance
Life Sciences (XL) 2007

Bacterial cell wall biosynthesis is inhibited by the antibiotic

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2
2009 · Life Sciences · Control of Micro-organisms: Chemotherapy/Antibiotics · Antimicrobial Mechanisms and Resistance
Life Sciences (XL) 2009
Which one of the following antibiotics inhibits protein biosynthesis precisely by blocking the peptidyl transferase stage ?
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3
2010 · Life Sciences · Control of Micro-organisms: Chemotherapy/Antibiotics · Antimicrobial Mechanisms and Resistance
Life Sciences (XL) 2010
Match the resistance mechanism in Group I with the antibiotic in Group II
Group I
P. β-Lactamases
Q. Enhanced folate metabolism
R. Drug efflux
S. Phosphorylation of the drug
T. Mutant RNA polymerase
Group II
1. Aminoglycosides
2. Penicillins
3. Sulfa drugs
4. Tetracyclins
5. Nalidixic acid
6. Rifamycin
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4
2011 · Life Sciences · Control of Micro-organisms: Chemotherapy/Antibiotics · Antimicrobial Mechanisms and Resistance
Life Sciences (XL) 2011
Quinolones inhibit bacterial growth by targeting
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5
2012 · Life Sciences · Control of Micro-organisms: Chemotherapy/Antibiotics · Antimicrobial Mechanisms and Resistance
Life Sciences (XL) 2012
Match the antibiotics in Group I with their mechanism of action in Group II
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6
2013 · Life Sciences · Control of Micro-organisms: Chemotherapy/Antibiotics · Antimicrobial Mechanisms and Resistance
Life Sciences (XL) 2013
To which one of the following groups, the antibiotics kanamycin, streptomycin and gentamicin belong
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