Natural Textile Fibers exam (YE 101) from BUTEX affiliated colleges' 2020 Level-1 Term-I finals. Questions cover fibre classification, saw ginning mechanisms, jute structure, flax retting with line and tow separation, wool keratin, and silkworm life cycles.
Level-1 Term-I, Final Exám-2020
Subject: Natural Textile Fibers (Code: YE 101)
Time: 3.0 Hrs. Full Marks: 72
(Use separate answer script for Part: A and Part: B)
(All parts of a question must be answered consecutively)
Part: A
(Answer any three questions)
1. (a) Explain “All fibers are not textile fibers”.
(b) Classify textile fibers with examples.
(c) Distinguish between staple and filament fiber.
[3+6+3=12]
2. (a) List down the cotton cultivating countries.
(b) Write down the chemical composition of cotton fiber.