Questions: PART � I Objective questions: 1. Cotton is stronger when it is wet. This is because of (a) crystalline fiber (b) hydrophilic in nature (c) cellulose layer (d) all the above 2. Cotton plant is (a) lengthy (b) shallow (c) bushy (d) hard 3. Cotton buds blossoms in days.

PART � II Answer in a paragraph: 1. Give the properties of nylon. 2. How will you manufacture acetate? 3. Explain man-made fibers. 4. Give the properties of polyester. 5. Give the flow diagram of manufacturing process of nylon 6,6.