Difficulty distribution
How the classified questions are distributed by difficulty.
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Practice Food Engineering - Life Sciences previous year questions organised from real papers, with year-wise coverage and clear topic navigation.
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Year-wise coverage for Food Engineering. 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.
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| Paper | Year / session | Questions in this view | Open |
|---|---|---|---|
| Life Sciences (XL) 2026 | 2026 | 4 | View paper |
| Life Sciences (XL) 2025 | 2025 | 3 | View paper |
| Life Sciences (XL) 2024 | 2024 | 2 | View paper |
| Life Sciences (XL) 2023 | 2023 | 4 | View paper |
| Life Sciences (XL) 2022 | 2022 | 11 | View paper |
| Life Sciences (XL) 2021 | 2021 | 3 | View paper |
| Life Sciences (XL) 2020 | 2020 | 3 | View paper |
| Life Sciences (XL) 2019 | 2019 | 9 | View paper |
| Life Sciences (XL) 2018 | 2018 | 5 | View paper |
| Life Sciences (XL) 2017 | 2017 | 6 | View paper |
| Life Sciences (XL) 2016 | 2016 | 8 | View paper |
| Life Sciences (XL) 2014 | 2014 | 8 | View paper |
| Life Sciences (XL) 2013 | 2013 | 4 | View paper |
| Life Sciences (XL) 2012 | 2012 | 2 | View paper |
| Life Sciences (XL) 2011 | 2011 | 3 | View paper |
| Life Sciences (XL) 2009 | 2009 | 1 | View paper |
| Life Sciences (XL) 2008 | 2008 | 1 | View paper |
| Life Sciences (XL) 2007 | 2007 | 1 | View paper |
A varied preview from the papers represented in this selection, with every available option.
Main functions of baffles in a bioreactor are (P) to prevent a vortex (Q) to increase aeration (R) to reduce interfacial area of oxygen transfer (S) to reduce aeration rate
Match the bioreactor components in group 1 with the most appropriate function given in group 2
| Group 1 | Group 2 |
|---|---|
| (P) Marine type impeller | 1. Recirculation of medium |
| (Q) Draft tube | 2. Aeration of medium |
| (R) Diaphragm valve | 3. Animal cell cultivation |
| (S) Sparger | 4. Sterile operation |
| Group 1 | Group 2 |
|---|---|
| P. Size | 1. Extraction |
| Q. Density | 2. Distillation |
| R. Volatility | 3. Filtration |
| S. Solubility | 4. Sedimentation |