Food Science & Engineering

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Questions and Answers

Which of the following scenarios best illustrates the application of food engineering principles in food processing?

A food scientist developing a mathematical model to optimize heat transfer during the pasteurization of milk. (correct)
A microbiologist identifying a novel strain of bacteria that can be used to ferment a new type of cheese.
A chef experimenting with different spice combinations to enhance the flavor profile of a new dish.
A marketing team conducting sensory evaluation tests to determine consumer preferences for a new snack product.

A food manufacturer is looking to extend the shelf life of a fruit juice while preserving its natural flavor and nutritional content. Which of the following preservation techniques would be most appropriate?

Drying to reduce water activity below 0.2
Irradiation with high doses of ionizing radiation
Pasteurization combined with modified atmosphere packaging (MAP) (correct)
Sterilization at ultra-high temperatures

In the context of food safety, what is the primary purpose of Hazard Analysis and Critical Control Points (HACCP)?

To eliminate all microorganisms from food products.
To ensure that all food products are visually appealing to consumers.
To identify, evaluate, and control potential food safety hazards. (correct)
To minimize the cost of food production.

Which of the following best describes the role of indicator organisms in food microbiology?

Microorganisms whose presence indicates potential unsanitary conditions or fecal contamination. (B) Signup and view all the answers

A research team is developing a new type of vegan cheese using fermentation. Which area of food science is MOST relevant to this project?

Food Microbiology, focusing on the selection and activity of fermenting microorganisms. (C) Signup and view all the answers

A food scientist is investigating the effect of different packaging materials on the shelf life of a ready-to-eat salad. Which sensory attribute is LEAST likely to be directly affected by the packaging?

Taste (C) Signup and view all the answers

Which of the following is the MOST accurate description of the role of lipids in food chemistry?

They provide a major source of energy, contribute to flavor and texture, and undergo reactions like oxidation. (B) Signup and view all the answers

A company is reformulating a popular snack food to reduce its sodium content while maintaining its original taste and texture. Which strategy would be MOST effective?

Replacing sodium chloride with potassium chloride and using flavor enhancers. (C) Signup and view all the answers

In the production of yogurt, which of the following processes is essential for achieving the desired texture and acidity?

Fermentation by lactic acid bacteria (D) Signup and view all the answers

Which of the following scenarios exemplifies the application of sustainable food production principles?

Implementing a system to capture and reuse water in a food processing plant. (B) Signup and view all the answers

Flashcards

Food Science

An interdisciplinary field applying scientific principles to the study of food, encompassing food production, processing, preservation, storage, distribution, and utilization.

Food Chemistry

Deals with the composition, structure, properties, and reactions of food components.