10 point questions: Answer 7 (seven) of the following questions:
1. Why do we need to continually develop new food products? How do the numbers today compare to the 1980’s? What impact on food prices would you expect from these activities?
2. What are 5 important things that fats and oils do in foods? What are the main uses of sugars in foods?
2. What are 5 important things that fats and oils do in foods? What are the main uses of sugars in foods?
3. What are the types of things that we need to remove from a product to “clean” it. What are some common problems we see in handling fruits and vegetables?
4. What are the main reasons we might heat a food? Describe three types of heat exchanging equipment listed in the book. One for canned goods, one for liquids like milk, and one for batch processing of something like chili.
5. What is the main reason we use “evaporators” in food processing? Why is vacuum used in many kinds of evaporators?
6. What is a good definition for the term “quality”? List four things that are important in the “quality” of a food product.
7. List and give examples of five of the major routes of food deterioration listed in the chapter—there were 9 in your readings in Unit 4.
5. What is the main reason we use “evaporators” in food processing? Why is vacuum used in many kinds of evaporators?
6. What is a good definition for the term “quality”? List four things that are important in the “quality” of a food product.
7. List and give examples of five of the major routes of food deterioration listed in the chapter—there were 9 in your readings in Unit 4.
8. What are the common ways to control the growth of microorganisms in foods? These are the ways that we “process” food also— give four examples of processes and how they impact on the growth of microorganisms
9. What are the various levels of heat treatment a product may receive? Describe each and their purpose. Define the following “values”: F, Z, and D. What do they mean?
10. Describe the concept of “time/temperature.” Describe the major types of retorts. What is hydrostatic retort (or cooker).
11. What is aseptic processing—give an example? What is “hot filling” or “hot packed” foods—give two examples?
12. Outline or illustrate an HTST pasteurizer. Describe the function of each component.
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