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Previous year question hub

Plant Breeding, Genetic Modification, Genome Editing - Life Sciences Previous Year Questions

Practice Plant Breeding, Genetic Modification, Genome Editing - Life Sciences previous year questions organised from real papers, with year-wise coverage and clear topic navigation.

16Papers
16Years
45Questions
1Topics

Plant Breeding, Genetic Modification, Genome Editing question pattern

Every graph below is calculated only from this selection.

Questions by year

Year-wise coverage for Plant Breeding, Genetic Modification, Genome Editing. Each bar uses a separate theme-derived color.

Difficulty distribution

How the classified questions are distributed by difficulty.

Medium 31 68.9%
Easy 14 31.1%

Question type distribution

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

MCQ 42 93.3%
MSQ 3 6.7%

Subject weightage

Top subjects by unique question coverage.

Life Sciences
45 Qs

Most asked topics

Top topics across the included previous year papers.

Plant Breeding, Genetic Modification, Genome Editing
45 Qs

Subtopic coverage

Top subtopics inside this exact selection.

Gene Transfer and Genome Editing
25 Qs
Plant Tissue Culture and Regeneration
17 Qs
Breeding, Selection and Molecular Markers
3 Qs

Paper coverage

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

Life Sciences (XL) 2026
1 Qs
Life Sciences (XL) 2025
1 Qs
Life Sciences (XL) 2024
2 Qs
Life Sciences (XL) 2021
3 Qs
Life Sciences (XL) 2020
3 Qs
Life Sciences (XL) 2019
2 Qs
Life Sciences (XL) 2018
1 Qs
Life Sciences (XL) 2017
1 Qs
Life Sciences (XL) 2016
1 Qs
Life Sciences (XL) 2015
3 Qs
Life Sciences (XL) 2013
2 Qs
Life Sciences (XL) 2012
2 Qs
Life Sciences (XL) 2011
4 Qs
Life Sciences (XL) 2009
5 Qs
Life Sciences (XL) 2008
8 Qs
Life Sciences (XL) 2007
6 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) 202620261View paper
Life Sciences (XL) 202520251View paper
Life Sciences (XL) 202420242View paper
Life Sciences (XL) 202120213View paper
Life Sciences (XL) 202020203View paper
Life Sciences (XL) 201920192View paper
Life Sciences (XL) 201820181View paper
Life Sciences (XL) 201720171View paper
Life Sciences (XL) 201620161View paper
Life Sciences (XL) 201520153View paper
Life Sciences (XL) 201320132View paper
Life Sciences (XL) 201220122View paper
Life Sciences (XL) 201120114View paper
Life Sciences (XL) 200920095View paper
Life Sciences (XL) 200820088View paper
Life Sciences (XL) 200720076View paper

Sample previous year questions

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

1
2007 · Life Sciences · Plant Breeding, Genetic Modification, Genome Editing · Plant Tissue Culture and Regeneration
Life Sciences (XL) 2007

Gynogenesis is a process of development of haploid plants

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2
2008 · Life Sciences · Plant Breeding, Genetic Modification, Genome Editing · Plant Tissue Culture and Regeneration
Life Sciences (XL) 2008

Which one of the following is the growth factor used for growth of tissues and organs in plant tissue culture?

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3
2009 · Life Sciences · Plant Breeding, Genetic Modification, Genome Editing · Plant Tissue Culture and Regeneration
Life Sciences (XL) 2009

To produce plants that are homozygous for all traits, the best choice is

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4
2011 · Life Sciences · Plant Breeding, Genetic Modification, Genome Editing · Plant Tissue Culture and Regeneration
Life Sciences (XL) 2011

The transition of water molecule from liquid to glassy state during cryopreservation is termed as

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5
2012 · Life Sciences · Plant Breeding, Genetic Modification, Genome Editing · Plant Tissue Culture and Regeneration
Life Sciences (XL) 2012
Which of the following statements are CORRECT for somatic cell hybridization?
P. For fusion of protoplast, dimethylsulfoxide (DMSO) is used as a fusogen
Q. The enzyme ‘Cellulase Onozuka’ used for protoplast isolation is sourced from Trichoderma viride
R. The first report of somatic hybrid plants resulted from the fusion of protoplasts of Nicotiana glauca and N. tabacum
S. Viability of isolated protoplasts can be determined by Evan’s blue staining
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6
2013 · Life Sciences · Plant Breeding, Genetic Modification, Genome Editing · Plant Tissue Culture and Regeneration
Life Sciences (XL) 2013
The two enzymes commonly used for isolation of protoplasts from plants are
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