E. Very Short Answer Type Questions:
1. Name three naturally occurring fibres used in clothing.
2. Which type of climate is needed for cultivation of cotton plants?
3. Why should seeds be removed from cotton bolls?
4. What do you understand by shearing?
5. Which type of cloth should be used in kitchen ? Why?
Answers
Answer:
1. The vegetable, or cellulose-base, class includes such important fibres as cotton, flax, and jute. The animal, or protein-base, fibres include wool, mohair, and silk. An important fibre in the mineral class is asbestos.
2. Cotton is a plant that needs a long frost-free period, a lot of heat and plenty of sunshine. It prefers warm and humid climate. Cotton seeds will have a small germination rate, if the soil temperature is below 60°F (15°C). During active growth, the ideal air temperature is 70 to 100°F (21-37°C)
3. When cotton bolls are harvested, the seeds are removed from the fiber through the ginning process. ... The seeds are removed for two reasons: You cannot spin cotton into a yarn if there are seeds still in the cotton. The seeds are a very valuable component of cotton and have a variety of uses.
4. cut the wool off (a sheep or other animal).
5.We should wear cotton clothes in kitchen because they do not catch fire easily and absorb sweat on the other hand synthetic clothes catch fire easily and do not absorb sweat.
Explanation:
Answer:
1. The three naturally occurring fibres use in clothing are cotton, woolen, and silk.
2. Cotton plants need warm and humid climate.
3. The seeds are removed for mainly two reasons
a) You cannot spin cotton into a yarn if there are seeds still in the cotton.
b) The cotton gets spoilt.
4. Shearing is the process of cutting out the hair of sheep for our use. It is done mostly in summer.
5. We should wear cotton clothes in kitchen because they do not catch fire easily and absorb sweat on the other hand synthetic clothes catch fire easily and do not absorb sweat.
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