1. Classify the following fibres as natural or synthetic:
nylon, wool, cotton, silk, polyester, jute
Answer:
Natural Fibers:
- Wool, Cotton, Silk, Jute
Synthetic Fibers:
- Nylon, Polyester
2. State whether the following statements are true or false:
a) Yarn is made from fibres. [True]
b) Spinning is a process of making fibres. [ False]
c) Jute is the outer covering of coconut. [ False]
d) The process of removing seed from cotton is called ginning. [ True]
e) Weaving of yarn makes a piece of fabric. [ True]
f) Silk fibre is obtained from the stem of a plant. [ False]
g) Polyester is a natural fibre. [ False]
3. Fill in the blanks:
a) Plant fibres are obtained from__Cotton_______ and _____Jute___ .
b) Animals fibres are _______Wool___ and ______Silk_____ .
4. From which parts of the plant cotton and jute are obtained?
Answer:
- Cotton fiber is obtained from flowers of the cotton plants.
- Jute fiber is obtained from the stem of the Jute plant.
5. Name two items that are made from coconut fibre.
Answer:
Duster and Bag
6. Explain the process of making yarn from fibre
Answer:
- By the Spinning process, yarn is obtained from the fiber.
- Takli and Charkha are hand spinning device. There are also spinning machine operated by power done for commercial purpose
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