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Previous year question hub

Food Engineering - Life Sciences Previous Year Questions

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

18Papers
18Years
78Questions
1Topics

Food Engineering question pattern

Every graph below is calculated only from this selection.

Questions by year

Year-wise coverage for Food Engineering. Each bar uses a separate theme-derived color.

Difficulty distribution

How the classified questions are distributed by difficulty.

Easy 52 66.7%
Medium 26 33.3%

Question type distribution

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

Numerical Answer Type (NAT) 36 46.2%
MCQ 35 44.9%
MSQ 7 9%

Subject weightage

Top subjects by unique question coverage.

Life Sciences
78 Qs

Most asked topics

Top topics across the included previous year papers.

Food Engineering
78 Qs

Subtopic coverage

Top subtopics inside this exact selection.

Mass and Energy Balances
20 Qs
Momentum Transfer
17 Qs
Mechanical Operations
12 Qs
Heat transfer
12 Qs
Thermal operations
10 Qs
Mass Transfer
5 Qs
Humidification and Dehumidification
2 Qs

Paper coverage

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

Life Sciences (XL) 2026
4 Qs
Life Sciences (XL) 2025
3 Qs
Life Sciences (XL) 2024
2 Qs
Life Sciences (XL) 2023
4 Qs
Life Sciences (XL) 2022
11 Qs
Life Sciences (XL) 2021
3 Qs
Life Sciences (XL) 2020
3 Qs
Life Sciences (XL) 2019
9 Qs
Life Sciences (XL) 2018
5 Qs
Life Sciences (XL) 2017
6 Qs
Life Sciences (XL) 2016
8 Qs
Life Sciences (XL) 2014
8 Qs
Life Sciences (XL) 2013
4 Qs
Life Sciences (XL) 2012
2 Qs
Life Sciences (XL) 2011
3 Qs
Life Sciences (XL) 2009
1 Qs
Life Sciences (XL) 2008
1 Qs
Life Sciences (XL) 2007
1 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) 202620264View paper
Life Sciences (XL) 202520253View paper
Life Sciences (XL) 202420242View paper
Life Sciences (XL) 202320234View paper
Life Sciences (XL) 2022202211View paper
Life Sciences (XL) 202120213View paper
Life Sciences (XL) 202020203View paper
Life Sciences (XL) 201920199View paper
Life Sciences (XL) 201820185View paper
Life Sciences (XL) 201720176View paper
Life Sciences (XL) 201620168View paper
Life Sciences (XL) 201420148View paper
Life Sciences (XL) 201320134View paper
Life Sciences (XL) 201220122View paper
Life Sciences (XL) 201120113View paper
Life Sciences (XL) 200920091View paper
Life Sciences (XL) 200820081View paper
Life Sciences (XL) 200720071View paper

Sample previous year questions

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

1
2007 · Life Sciences · Food Engineering · Momentum Transfer
Life Sciences (XL) 2007

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

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2
2008 · Life Sciences · Food Engineering · Mass Transfer
Life Sciences (XL) 2008

Match the bioreactor components in group 1 with the most appropriate function given in group 2

Group 1Group 2
(P) Marine type impeller1. Recirculation of medium
(Q) Draft tube2. Aeration of medium
(R) Diaphragm valve3. Animal cell cultivation
(S) Sparger4. Sterile operation
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3
2009 · Life Sciences · Food Engineering · Mechanical Operations
Life Sciences (XL) 2009
Match the properties in Group 1 with the downstream operations in Group 2 :
Group 1Group 2
P. Size1. Extraction
Q. Density2. Distillation
R. Volatility3. Filtration
S. Solubility4. Sedimentation
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4
2011 · Life Sciences · Food Engineering · Momentum Transfer
Life Sciences (XL) 2011
A sugar syrup (density = 1040 kg/m³ and viscosity = 1600 × 10⁻³ Pa.s) is required to be pumped into a tank (1.5 m diameter and 3 m height) by a 3 cm inside diameter pipe. If the liquid is required to flow under laminar conditions the minimum time to fill the tank with the syrup will be
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5
2012 · Life Sciences · Food Engineering · Mass and Energy Balances
Life Sciences (XL) 2012
100 kg tomato juice containing 5% Total Solids (w/w) is concentrated to 25% Total Solids (w/w). The total amount of water removed from tomato juice in kg is
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6
2013 · Life Sciences · Food Engineering · Momentum Transfer
Life Sciences (XL) 2013
In the extruder barrel, the compression is achieved by back pressure created by the die and by
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