Class VI

Which of these fibres is non-biodegradable?
  1. Cotton
  2. Jute
  3. Wool
  4. Nylon
Where was silk first produced in 3000 B.C.? (a)
  1. India
  2. America
  3. Australia
  4. China
The process of growing silkworms on Mulberry trees to obtain silk from them is:
  1. agriculture
  2. sericulture
  3. pisciculture
  4. horticulture
Weaving is done on devices called:
  1. Takli
  2. Charkha
  3. Looms
  4. Needles
The process of removing seeds from the mass of cotton is called:
  1. ginning
  2. weaving
  3. knitting
  4. shearing
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