EASY
Earn 100

Give one example of man-made fibre.

Important Questions on Substances in Daily Use

EASY
Science>Chemistry>Substances in Daily Use>Production of substances

Fill in the blank with the most suitable word.

Synthetic fibres are water _____. [proof/roof]

EASY
Science>Chemistry>Substances in Daily Use>Production of substances
The fibre that cannot absorb water. (Natural fibre / Synthetic fibre)
MEDIUM
Science>Chemistry>Substances in Daily Use>Production of substances
What are natural fibres? Give two examples.
EASY
Science>Chemistry>Substances in Daily Use>Production of substances

Fill in the blank with the most appropriate word.

Linen and _____ [jute/polyester] are examples of natural fibres.

HARD
Science>Chemistry>Substances in Daily Use>Production of substances
What are the advantages of natural fibre over synthetic fibre?
HARD
Science>Chemistry>Substances in Daily Use>Production of substances
How is wool obtained?
EASY
Science>Chemistry>Substances in Daily Use>Production of substances

What are man-made fibres? Give two examples.     

MEDIUM
Science>Chemistry>Substances in Daily Use>Production of substances
Differentiate between the natural fibres and synthetic fibres.
EASY
Science>Chemistry>Substances in Daily Use>Production of substances
Rayon is an example of natural fibre.
EASY
Science>Chemistry>Substances in Daily Use>Production of substances
Circle the odd one out.
EASY
Science>Chemistry>Substances in Daily Use>Production of substances
State two disadvantages of synthetic fibres.
EASY
Science>Chemistry>Substances in Daily Use>Production of substances
Coir is obtained from jute plants.
MEDIUM
Science>Chemistry>Substances in Daily Use>Production of substances
State two advantages of natural fibres.
EASY
Science>Chemistry>Substances in Daily Use>Production of substances

Choose the correct word from the given brackets and fill in the blank:

[Silk, Wool, Cotton, Nylon]

_____ is a very expensive natural fibre.

EASY
Science>Chemistry>Substances in Daily Use>Production of substances
Nylon is a man-made fibre. 
EASY
Science>Chemistry>Substances in Daily Use>Production of substances
What is natural fibre?
EASY
Science>Chemistry>Substances in Daily Use>Production of substances
Cotyledons are also called-
EASY
Science>Chemistry>Substances in Daily Use>Production of substances

Fill in the blank using the words given in the box.

Nerves footpath skin natural lungs sharpener

Cotton and silk are examples of _____ fibres.

EASY
Science>Chemistry>Substances in Daily Use>Production of substances
Polyester is made from cocoons.      
HARD
Science>Chemistry>Substances in Daily Use>Production of substances

Match the following.

  Column A   Column B
1 Cotton a Separating seeds from cotton fibres
2 Nylon     b Is obtained from moth
3 Silk c Has resistance to rot
4 Jute d Natural fibre
5 Ginning e Synthetic fibre