This set of Food Processing Unit Operations Multiple Choice Questions & Answers (MCQs) focuses on “Crystallizers”. 1. What is the main feature of circulating liquid crystallizer? a) Efficiency is high b) Supersaturation is created in a separate region c) Low capital cost d) Easy maintenance 2. What is evaporative crystallization? a) Evaporation of the solvent … Read more
This set of Advanced Food Processing Unit Operations Questions and Answers focuses on “Crystal Growth”. 1. What causes crystal growth? a) Vapor b) Solute c) Melt d) Vapor, solution and melt 2. Why is crystal growth important? a) Increase the value of the product b) Increase the size of the compound c) Information about the … Read more
This set of Food Processing Unit Operations Multiple Choice Questions & Answers (MCQs) focuses on “ Crystallization – Nucleation Mechanism”. 1. What is nucleation in crystallization? a) It is the initial step in crystallization b) It is the final step in crystallization c) It is the step where nucleus is added d) It is the … Read more
This set of Food Processing Unit Operations Multiple Choice Questions & Answers (MCQs) focuses on “Mechanism of Crystallization”. 1. What is co-crystallization? a) Parallel arrangement in crystallization b) Catalysts c) Cross arrangements in crystallization d) Seeding agents 2. What is the mechanism of crystallization? a) Nucleation, crystal maturation and growth b) Nucleation and growth c) … Read more
This set of Food Processing Unit Operations online quiz focuses on “Crystallization – Supersaturation”. 1. What happens when supersaturated solution is cooled down? a) Solid crystals will dissolve into the water b) Solid crystals remain as it is in water c) Solid crystals will grow in bigger size d) Solid crystals will shrink into smaller … Read more
This set of Food Processing Unit Operations Multiple Choice Questions & Answers (MCQs) focuses on “Principles of Crystallization”. 1. What is meant by crystallization? a) Concentration of atoms into a highly structured form b) Solidification of atoms into a highly structured form c) Solidification of solution d) Concentration of solution 2. When is supersaturation attained? … Read more
This set of Food Processing Unit Operations Multiple Choice Questions & Answers (MCQs) focuses on “Crystal Geometry”. 1. How are crystals classified? a) According to the place of origin b) According to the position of the unit cells c) According to the symmetry of the unit cells d) According to the purity of the unit … Read more
This set of Food Processing Unit Operations Multiple Choice Questions & Answers (MCQs) focuses on “Batch Distillation”. 1. What is use of Raoult’s law? a) Calculate the concentration of an unknown solute b) Calculate the molecular mass of an unknown solute c) Calculate the molecular mass of an unknown solution d) Calculate the concentration of … Read more
This set of Food Processing Unit Operations Multiple Choice Questions & Answers (MCQs) focuses on “Steam Distillation”. 1. What are the applications of steam distillation? a) Extract the inorganic compounds b) To clean the equipment c) Extract and isolate essential oils d) To purify drinking water 2. What is the advantage of steam distillation? a) … Read more
This set of Food Processing Unit Operations Multiple Choice Questions & Answers (MCQs) focuses on “Distillation of Binary Mixtures”. 1. What is distillation reflux ratio? a) Ratio between the boil up rate and the take-off rate b) Product of boil up rate and the take-off rate c) Sum of boil up rate and the take-off … Read more
