Which of the following is the actual reason why CO2 is used in CSFE?

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Statement 1: Presence of certain organic solvents in solvent extraction can prove to be carcinogenic. Statement 2: CO2 gas can be used in super critical fluid extraction.

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What is extraction in paprika used for?

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Statement 1: Batch distillation is used for small capacity operations. Statement 2: In food processing, batch distillation is used for desolventization.

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Statement 1: Multi-stage cross-current extraction – the solids contain some amount of solute after every extraction. Statement 2: Single-stage batch extractor – Used in labs and not on large scale as a solvent is continuously subjected to heat.

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This method is used in food processing for removal of bad odours from food.

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Statement 1: In counter-current extraction, equilibrium is reached at every stage. Statement 2: Right angled triangle method also called a difference point method is used to calculate the ideal number of stages for extraction.

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Statement 1: Distillation is not used very widely in the food industry. Statement 2: Steam distillation can be done when the volatile component is not miscible in water.

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Out of the limited applications of distillation in the food industry, which of the following is an application?

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Which of the following tells the significance of crystallization in food processing?

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Statement 1: Batch crystallizers are used for jaggery. Statement 2: Particle size is controlled by stirring and scraping the concentrate from the vessel for better heat transfer.

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Statement 1: Batch crystallizers are used if the throughput is high. Statement 2: The operating cost of batch crystallizers is high.

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Using hot water for decoction followed by spraying drying is the procedure used for making instant coffee.

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Scraped surface crystallizers can be used for viscous fluids up to 10000 cp.

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Statement 1: Incrustation may lead to under deposit-corrosion. Statement 2: Scrapers can be used as an agitated medium to avoid incrustation.

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Statement 1: Packed towers are used for physical absorption. Statement 2: Agitated vessels are used for physical absorption.

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Which of the following is a process/method to enhance the amount of pure distillate?

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Which of the following statements is correct with respect to gas absorption?

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Which of the following is the cheapest filtration equipment?

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Which of the following operations is carried out by extraction equipment?

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Which of the following is a major constraint of SCFE?

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Which of the following is true about scraped surface crystallizers?

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Which of the following is the real extraction application of SCFE?

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Which of the following is true about an agitator vessel?

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Which of the following is NOT an important criteria for crystal formation?

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The feed line tells us that a particular feed A is at a sub-cooled liquid. Which of the following explains the above statement?

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