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Practice Oil Processing - Food Products Technology - Engineering 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 Oil Processing. 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.
Newest papers appear first. Sort by year, question coverage or name.
| Paper | Year / session | Questions in this view | Open |
|---|---|---|---|
| Engineering Sciences (XE) 2024 | 2024 | 1 | View paper |
| Engineering Sciences (XE) 2022 | 2022 | 1 | View paper |
| Engineering Sciences (XE) 2020 | 2020 | 1 | View paper |
| Engineering Sciences (XE) 2019 | 2019 | 1 | View paper |
| Engineering Sciences (XE) 2018 | 2018 | 1 | View paper |
| Engineering Sciences (XE) 2015 | 2015 | 1 | View paper |
| Engineering Sciences (XE) 2014 | 2014 | 1 | View paper |
| Engineering Sciences (XE) 2008 | 2008 | 1 | View paper |
Practice every matching question in batches of 20, with every available option.
| Column I | Column II |
|---|---|
| 1) Rendering | P) Lecithin |
| 2) Hydrogenation | Q) Fullers' earth |
| 3) Degumming | R) Lard |
| 4) Bleaching | S) Margarine |
| Group I | Group II |
|---|---|
| (P) Degumming | (1) Crystallization of triacylglycerol by cooling to remove fat crystals |
| (Q) Deacidifying | (2) Passing heated oil over charcoal |
| (R) Bleaching | (3) Using alkaline solution to remove fatty acids |
| (S) Winterizing | (4) Wetting with water to remove lecithin |
| Group I | Group II |
|---|---|
| P. Extraction | 1. Phospholipids |
| Q. Degumming | 2. Free fatty acids |
| R. Neutralization | 3. Pigments |
| S. Bleaching | 4. Crude oil |
| Column I | Column II |
|---|---|
| P. Degumming | 1. Separation of waxes |
| Q. Neutralization | 2. Removal of pigments |
| R. Bleaching | 3. Removal of phosphatides |
| S. Winterization | 4. Removal of free fatty acids |
Which one of the following steps is used to remove phosphatides from crude oil in the refining process?