Download GTU (Gujarat Technological University Ahmedabad) B.Tech/BE (Bachelor of Technology/ Bachelor of Engineering) 2020 Winter 7th Sem 2171404 Food Packaging Technology Previous Question Paper
Enrolment No.___________
GUJARAT TECHNOLOGICAL UNIVERSITY
BE- SEMESTER?VII (NEW) EXAMINATION ? WINTER 2020
Subject Code:2171404 Date:30/01/2021
Subject Name:Food Packaging Technology
Time:10:30 AM TO 12:30 PM Total Marks: 56
Instructions:
1. Attempt any FOUR questions out of EIGHT questions.
2. Make suitable assumptions wherever necessary.
3. Figures to the right indicate full marks.
Q.1 (a) State rational of packaging?
03
(b) What do you understand HVP? What is its significance?
04
(c) Prove that in a cubical box porosity is not affected by the size of spherical fruits
07
touching all the sides?
Q.2 (a) What is pulping? What are precautions are to be taken?
03
(b) Write a note on different hazards faced by food?
04
(c) What are the precautions are to be taken while placing the order of cans?
07
Q.3 (a) Packaging is the scientific way of presenting the food?
03
(b) Develop relationship between porosity, true density and bulk density?
04
(c) What are the criteria for selecting packaging material for :
07
i.
Whole milk
ii.
Cheese
Q.4 (a) Packaging is the artistic way of presenting the food?
03
(b) Why metals are preferred over wood, glass and paper for packaging food?
04
(c) What are the criteria for selecting packaging material for :
07
i.
Bread
ii.
Butter
Q.5 (a) Write a note on Fat bloom?
03
(b) What is the information required for developing ideal packaging of food?
04
(c) Write a note on Smart packaging?
07
Q.6 (a) "Nature is the best packaging material." Explain?
03
(b) Discuss researchable areas using glass for packaging material?
04
(c) Write a note on self heating food packages?
07
1
Q.7 (a) Why lipolytic rancidity occur?
03
(b) Write a note on tear test?
04
(c) With sketch explain the working of FFS machine used for packaging?
07
Q.8 (a) Write a note on primerosing?
03
(b) Why edible films are yet not popular in Indian market?
04
(c) Explain "SARAN" plastic films applications.
07
********************
2
This post was last modified on 04 March 2021