Download PTU B.Tech 2021 Jan Food-Technology 5th Sem 78647 Food Packaging Question Paper

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Roll No. Total No. of Pages : 02
Total No. of Questions : 18

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INSTRUCTION TO CANDIDATES :

1. SECTION-A is COMPULSORY consisting of TEN questions carrying TWO marks each.
2. SECTION-B contains FIVE questions carrying FIVE marks each and students has to attempt any FOUR questions.
3. SECTION-C contains THREE questions carrying TEN marks each and students has to attempt any TWO questions.

SECTION-A

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Answer briefly :

1. What do you understand by aseptic packaging?
2. Differentiate between package and packaging.
3. What are the ways to measure the tearing resistance of paper?
4. What are the difference between bursting strength and tensile strength?

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5. What do you mean by WVTR?
6. How does shelf life play an important role in processed foods?
7. What is the importance of lacquering?
8. Write the importance of retortable pouches.
9. Write briefly on the importance of edible film.

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10. Differentiate between active and intelligent packaging systems.

SECTION-B

11. Discuss the criteria for the selection of packaging material for a product.
12. Write a note on the main constituents of wood cell wall.
13. Describe different properties of glass containers.

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14. Write briefly on the role of irradiation in packaging.
15. What are the different packaging laws and regulations used in the food product?

SECTION-C

16. What are the classes of packaging materials? Elaborately describe each class with a suitable example.
17. What is CA storage and MA storage? Write the advantages and disadvantages of both storage systems.

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18. Write a detailed note on the following :
    1. Vacuum packaging
    2. Flexible packaging materials

NOTE : Disclosure of Identity by writing Mobile No. or Making of passing request on any page of Answer Sheet will lead to UMC against the Student.

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