Class 7 Fibre To Fabric CBSE Questions & Answers

Class 7 · Fibre To Fabric

This is Science Class 7 Fibre to Fabric CBSE Questions & Answers. There are 15 questions in this test with each question having around four answer choices.

Questions & Answers

1
Silk was discovered in
  • A
    China
    Correct
  • B
    Indonesia
  • C
    India
  • D
    America
2
Which one is not a use of wool?
  • A
    It is used for making fabrics, clothes ans shawls.
  • B
    It is used for sound proofing.
  • C
    Making nylon
    Correct
  • D
    It is used for making carpets, blankets.
3
Which is not a plant fibre?
  • A
    Jute
  • B
    Cotton
  • C
    Silk
    Correct
  • D
    Hemp
4
Silk worm is a
  • A
    Caterpillar
    Correct
  • B
    Adult moth
  • C
    Larva
  • D
    Egg
5
Silk is obtained from silk worm which lives on
  • A
    Mango leaves
  • B
    Banana leaves
  • C
    Mulberry leaves
    Correct
  • D
    Maple leaves
6
Which of the following do not yield wool?
  • A
    Yak
  • B
    Camel
  • C
    Goat
  • D
    Woolly dog
    Correct
7
Sheep are reared for getting
  • A
    Wool
    Correct
  • B
    Cotton
  • C
    Jute
  • D
    Rayon
8
The wool obtained from Bakharwal breed of sheep is used for
  • A
    Blankets
  • B
    Hosiery
  • C
    sweaters
  • D
    Woollen shawls
    Correct
9
Cleaning of sheared skin of sheep is called as
  • A
    Sterilising
  • B
    Scouring
    Correct
  • C
    Galvanising
  • D
    Sheathing
10
Silk worm feeds on
  • A
    Mango leaves
  • B
    Mulberry leaves
    Correct
  • C
    Papaya leaves
  • D
    Papal leaves
11
Which of the following fibre is not obtained from animals?
  • A
    Wool
  • B
    Silk
  • C
    Silk cotton
    Correct
  • D
    Leather
12
The process of twisting fibres to make yarn is called
  • A
    Combing
  • B
    Knighting
  • C
    Ginning
  • D
    Spinning
    Correct
13
Pashmina wool is obtained from
  • A
    Camel
  • B
    Yak
  • C
    Sheep
  • D
    Goat
    Correct
14
Which of these fibre is non-biodegradable
  • A
    Nylon
    Correct
  • B
    Silk
  • C
    Wool
  • D
    Cotton
15
Fleece is the
  • A
    Jute fibre
  • B
    Cotton fibre
  • C
    Silk fibre
  • D
    Hair of sheep
    Correct