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Ahdiya Sharik from St Thomas public school, Trivandrum
Subject :NSO    Class : Class 8

The characteristics of different fibres are listed as
W : I am strong, elastic, light and burn slowly.
I shrink on heating and form hard beads with smell of burning hair.
X : I burn completely leaving no residue.
Y : I can be woven like silk fibres and dyed in a wide variety of colours. I burn quickly with a smell of burning paper.
Z : I do not get wrinkled easily. I burn slowly and produce black smoke. W, X, Y and Z are respectively

A Terylene, rayon, cotton and nylon
B Bakelite, nylon, rayon and cotton
C Melamine, PVC, nylon and rayon
D Nylon, cotton, rayon and polyester.


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Aditya Ranjan from Kendriya vidyalaya, Kolkata
Subject :NSO    Class : Class 1

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lcvgf from mbcgf, n vyhrt6
Subject :NSO    Class : Class 6

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Aurinjay Mukhopadhyay from Future Foundation School, KOLKATA
Subject :NSO    Class : Class 4

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Greeshma from Delhi Public School, BANGALORE
Subject :NSO    Class : Class 8

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Avikshit Chakraborty from Holy Child , Jalpaiguri
Subject :NSO    Class : Class 2

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rishika from manthan, djjcfrd
Subject :NSO    Class : Class 7

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Nishan Asif from INDIAN SCHOOL SOHAR OMAN, SUHAR
Subject :NSO    Class : Class 9

Ans 1:

Nishan Asif from INDIAN SCHOOL SOHAR OMAN, SUHAR
Class : Class 9
.

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Ashfaq Mohamed from Private International English School, Abudhabi
Subject :NSO    Class : Class 9

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Yuven Kumar from Bonsan International School, bangalore
Subject :NSO    Class : Class 4

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