Punjab University 2009 B.A Home Science - : B, : Part - II - Question Paper

B.A. Part-II
HOME SCIENCE - Paper : B
(Textiles-Theory)


Time Allowed:Three Hours Maximum Marks:50

Note: Attempt 5 ques. in all, selecting 1 ques. from every of the
Sections - A,B,C and D and entire part - E.

SECTION-A

1. (a) Explain the manufacturing process of wool.[Marks 5]
(b) Write in detail about the physical and chemical properties of wool.[Marks 5]

2. (a) Enlist the different synthetic fibres.[Marks 2]
(b) Explain the manufacturing process of viscose rayon with the help of flow
chart.[Marks 8]

SECTION-B

3. Define Spinning.Explain Novelty yarns.[Marks 10]

4. Explain any 2 of the following:

(a) Rib Weave[Marks 5]
(b) Knitting.[Marks 5]
(c) Satin Weave[Marks 5]

SECTION-C

5. What is a finish ? discuss Calendering, Sizing and Flame resistant finishes.[Marks 10]

6. What are oxidising bleaches ? discuss various kinds and provide their suitability to
different fabrics.[Marks 10]

SECTION-D

7. Explain the process of roller printing.[Marks 10]

8. Write in detail about the kinds and uses of starches in laundry.[Marks 10]

SECTION-E

9. (a) Fill in the blanks:

(i) _________ fabrics are best suited for summers.

(ii) _________ is a best fibre.

(iii) Alkalies have a harmful effect on __________ fabrics.

(iv) _________ finish increases the lustre and strength of cotton fabric.

(v) Lengthwise yarn in weaving is called _______ yarn.

(vi) _________ dyes are suitable for Batik.

(vii) _________ is a regenerated cellulosic fibre.

(viii) _________ fabric becomes strong when it is wet.[Marks 8]

(b) Draw the microscopic view of cotton fibre.[Marks 2]

Earning:   Approval pending.