Difficulty distribution
How the classified questions are distributed by difficulty.
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Practice Plant Breeding, Genetic Modification, Genome Editing - Life Sciences previous year questions organised from real papers, with year-wise coverage and clear topic navigation.
Every graph below is calculated only from this selection.
Year-wise coverage for Plant Breeding, Genetic Modification, Genome Editing. Each bar uses a separate theme-derived color.
How the classified questions are distributed by difficulty.
MCQ, numerical, multiple-select and other formats found in these papers.
Top subjects by unique question coverage.
Top topics across the included previous year papers.
Top subtopics inside this exact selection.
Question coverage for the most populated papers. Every active PYP paper remains listed below.
Open a focused page built from the same verified paper data.
Explore previous-paper coverage, trends and focused practice for Gene Transfer and Genome Editing.
Explore previous-paper coverage, trends and focused practice for Plant Tissue Culture and Regeneration.
Explore previous-paper coverage, trends and focused practice for Breeding, Selection and Molecular Markers.
Newest papers appear first. Sort by year, question coverage or name.
| Paper | Year / session | Questions in this view | Open |
|---|---|---|---|
| Life Sciences (XL) 2026 | 2026 | 1 | View paper |
| Life Sciences (XL) 2025 | 2025 | 1 | View paper |
| Life Sciences (XL) 2024 | 2024 | 2 | View paper |
| Life Sciences (XL) 2021 | 2021 | 3 | View paper |
| Life Sciences (XL) 2020 | 2020 | 3 | View paper |
| Life Sciences (XL) 2019 | 2019 | 2 | View paper |
| Life Sciences (XL) 2018 | 2018 | 1 | View paper |
| Life Sciences (XL) 2017 | 2017 | 1 | View paper |
| Life Sciences (XL) 2016 | 2016 | 1 | View paper |
| Life Sciences (XL) 2015 | 2015 | 3 | View paper |
| Life Sciences (XL) 2013 | 2013 | 2 | View paper |
| Life Sciences (XL) 2012 | 2012 | 2 | View paper |
| Life Sciences (XL) 2011 | 2011 | 4 | View paper |
| Life Sciences (XL) 2009 | 2009 | 5 | View paper |
| Life Sciences (XL) 2008 | 2008 | 8 | View paper |
| Life Sciences (XL) 2007 | 2007 | 6 | View paper |
A varied preview from the papers represented in this selection, with every available option.
Which one of the following is the growth factor used for growth of tissues and organs in plant tissue culture?
The transition of water molecule from liquid to glassy state during cryopreservation is termed as