Science - Fibre to Fabric
Exam Duration: 45 Mins Total Questions : 30
Which word complete the given correlation?
Silk: Cocoon, Wool: _________
- (a)
Hair of rabbit
- (b)
Cotton plant
- (c)
Fleece of sheep
- (d)
Jute of hemp
Which of the following materials is/are used for clothing in ancient times?
- (a)
Animal Skins
- (b)
Leaves
- (c)
Vines
- (d)
All of these
Clothes does not protect us from which of the following condition?
- (a)
Heat
- (b)
Cold
- (c)
Blood pressure
- (d)
Dust and germs
Silk fibres are obtained from which of the following organisms?
- (a)
Silk flies
- (b)
Silk animals
- (c)
Silk sheep
- (d)
Silkworms
Silk fibres are obtained from silkworms. Silk fibre is obtained at which of the following stage of its life cycle?
- (a)
- (b)
- (c)
- (d)
Woollen fibres are obtained from which of the following things?
- (a)
Wool worms.
- (b)
Carbon compounds.
- (c)
Fleece of sheep.
- (d)
Cotton plants.
Given below are two groups of materials used to make dress articles.
Group I | Group II |
Flax | Cotton |
Jute | Wool |
Silk |
Which of the following does not belong to the group formed by the others?
- (a)
Leather
- (b)
Flax
- (c)
Cotton
- (d)
Silk
Which of the following is the function of hair?
- (a)
Traps a lot of air
- (b)
Protects internal organs
- (c)
Keeps body cool
- (d)
Gives beauty
In which of the following processes new offspring with special characters is produced by selecting parents?
- (a)
Translation
- (b)
Selective breeding
- (c)
Separating
- (d)
Rearing
In South America wool is obtained from which of the following animals?
- (a)
Goat and Sheep
- (b)
Angora Goat
- (c)
Llama and Alpaca
- (d)
Yak and Sheep
In which process fleece of sheep with skin is/removed ________.
- (a)
Shaving
- (b)
Refining
- (c)
Shearing
- (d)
All of the above
Which of the following completes the given sequence?
- (a)
Separating
- (b)
Weaving
- (c)
Knitting
- (d)
Scouring
Which of the following is formed as the small fluffy fibres of wool?
- (a)
Bolls
- (b)
Burrs
- (c)
Reels
- (d)
Combs
Silk moth feeds on which plant leaves?
- (a)
Eucalyptus leaves
- (b)
Grape leaves
- (c)
Mulberry leaves
- (d)
Neem leaves
Which of the following deals with the rearing of silk worm?
- (a)
Silviculture
- (b)
Sericulture
- (c)
Apiculture
- (d)
Horticulture
Which animals wool is common in Ladak and Tibet?
- (a)
Sheep wool
- (b)
Goat wool
- (c)
Yak wool
- (d)
Camel wool
Which component is present in silk fibre?
- (a)
Carbohydrates
- (b)
Lipids
- (c)
Proteins
- (d)
Fats
You do not get hurt when you get a hair cut.
Which of the following reasons is/are correct about the given statement?
- (a)
Hair is a good conductor of heat.
- (b)
The roots of hair do not have sensory cells.
- (c)
The upper layer of the skin with hair is dead.
- (d)
All of these
The eggs of silkworm are stored in which of the following things?
- (a)
Wooden box
- (b)
Metal box
- (c)
Strip of cloth
- (d)
Plastic box
Which animals wool is considered as good quality wool?
- (a)
Nali
- (b)
Marwari
- (c)
Patanwadi
- (d)
Lohi
During which of the following seasons sheep are kept indoors and fed on leaves, grain and dry fodder?
- (a)
Summer season
- (b)
Rainy season
- (c)
Winter season
- (d)
Spring season
Which fabric is soft, lustrous and smooth?
- (a)
Rayon
- (b)
Wool
- (c)
Wool
- (d)
Silk
Shreya is choosing a coat to use in very cold weather.The coat she chooses should be made of which of the following fibres?
- (a)
Cotton
- (b)
Wool
- (c)
Silk
- (d)
Plastic
Which is the world's largest silk producing country?
- (a)
India
- (b)
China
- (c)
Japan
- (d)
Malaysia
Liama and Alpaca found in South America are the breeds of which of the following animals?
- (a)
Goat
- (b)
Camel
- (c)
Sheep
- (d)
Yak
In India, sheep are shorn generally during which of the following seasons?
- (a)
Summer season
- (b)
Autumn season
- (c)
Rainy season
- (d)
Winter season
Which of these characteristic features differentiate pure silk from artificial silk?
- (a)
Lustre
- (b)
Roughness
- (c)
Hard
- (d)
All of these
Bleaching and dying of silk fibres (addition of colours) are usually done during which of the following situations?
- (a)
Just before the fabrics are made.
- (b)
After the fabrics are made.
- (c)
Before the yarns are made into fibres.
- (d)
After the yarns are made
Which of the following is an animal fibre?
- (a)
Cotton
- (b)
Silk
- (c)
Flax
- (d)
Jute
We can get wool from which of the following animals?
- (a)
Goat
- (b)
Yak
- (c)
Sheep
- (d)
All of these