Questions
Acrylic fibre is a type of a/an
- seed fibre
- animal fibre
- silk
- man made fibre
- stem fibre
What is the name of the fibre obtained from Angora goat?
- Angora wool
- Mohair
- Pashmina
- Cashmere
- None of these
The hair of which of the following animals are not a source of wool?
- Yak
- Camel
- Rabbit
- Musk Oxen
- None of the above
Which of the following options states the correct meaning of selective breeding in sheep?
- Selecting the parents for obtaining special characters in the offspring
- Selecting a comfortable place for them to live
- Selecting the healthiest sheep for yielding wool
- Selecting the nutrition to be given to the sheep
- All of the above
The first and the last step in Processing Fibres into Wool are ____________, respectively.
- shearing and rolling the yarn
- shearing and straightening
- scouring and rolling of yarn
- scouring and dyeing
- shearing and dyeing
Which of the following natural fibres is a seed fibre?
- Cotton
- Jute
- Hemp
- Flax
- None of these
What are the stored larvae, caterpillars or silkworms fed with?
- Bamboo leaves
- Bamboo stem
- Mulberry stem
- Mulberry leaves
- All of the above
The first step in processing the silk is to separate the silk fibre from the cocoon. Which of the following ways is the correct way to do that?
- The cocoons are kept in sunlight.
- The cocoons are boiled.
- The cocoons are exposed to steam.
- All of the above
- None of these
The fleece is sorted according to its texture and type and then the burr is removed. Which of the following options explains the burr correctly?
- Low quality fibres
- The fluffy fibres
- The pieces of broken fibres
- The knots in the fibres
- The split ends of fibres
The people of which of the following countries travelled through the silk route for the first time?
- India
- Russia
- China
- Japan
- USA
The Nali and Lohi breeds of sheep are found in
- Uttar Pradesh
- Himachal Pradesh
- Rajasthan and Punjab
- Jammu and Kashmir
- Gujarat
In which of the following processes are the wool fibres thoroughly washed in big tanks to remove grease, dust and dirt by fully mechanised machines?
- Scouring
- Shearing
- Sorting
- Straightening
- None of these
Sorting is carried out after scouring to separate hair of different textures and types. But, the people working on it sometimes suffer from a blood disease called the sorter's disease, which is caused by
- a bacteria
- a virus
- an insect
- the polluted air
- the sheep
Which of the following statements regarding silk is/are incorrect?
(a) Silk is a type of an insect fibre.
(b) Silk is an elastic, lustrous celluose fibre.
(c) The soft silk thread is as strong as a comparable steel thread.
(d) There are a variety of silk moths yielding same silk yarn.
- Only (a)
- Only (c)
- Only (a) and (c)
- Only (b) and (d)
- Only (a), (b) and (d)
The caterpillar covers itself completely with silk fibre and turns into a
- cocoon
- hard egg
- pupa
- adult moth
- None of these
Each breed of sheep yields wool used for different purposes. Nali breed wool is used to make
- clothes
- hoisery
- carpets
- shawls
- All of the above