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Rishit Verma from CMR NPS, Bengaluru
Subject :NSO    Class : Class 6

Ans 1:

from ,
Class :
B....be coz both are plant derivatives....paper and cotton....

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Rishit Verma from CMR NPS, Bengaluru
Subject :NSO    Class : Class 6

Ans 1:

gaurav from bright angle public school, delhi
Class : Class 6

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Rishit Verma from CMR NPS, Bengaluru
Subject :NSO    Class : Class 6

Match column I with column II and select the correct option from codes given below.

Column I Column II
(i) Ginning
(A) Cleaning and disentangling the fibres
(ii) Combing
(B) Brushing and straightening of fibres
(iii) Carding
(C) Bolls
(iv) Seed pods
(D) Cotton fibres after being separated from seeds
(v) Lint
(E) Separating fibres from seed


A(i) - (e); (ii) - (b); (iii) - (a); (iv) - (c); (v) - (d)
B(i) - (d); (ii) - (e); (iii) - (b); (iv) - (a); (v) - (c)
C(i) - (e); (ii) - (a); (iii) - (b); (iv) - (c); (v) - (d)
D(i) - (d); (ii) - (a); (iii) - (b); (iv) - (c); (v) - (e)


Ans 1:

saanvi from rvk, bengaluru
Class : Class 6
the correct answer is a

Ans 2:

Prachi Chauhan from ISG International , Muscat
Class : Class 7

Ans 3:

Sidharth Maheshwari from Pathways School Gurgaon, Gurugaon
Class : Class 6
a

Ans 4:

Manvi Mundepi from Montfort School Roorkee, Roorkee
Class : Class 7

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Rishit Verma from CMR NPS, Bengaluru
Subject :NSO    Class : Class 6

Ans 1:

Satish Motagi from CMR, Bengaluru
Class : Class 8
Answer is (c). Because flax is used to make linen which is obtained from flax stem. Wool is made from sheep's hair without harming it.

Ans 2:

Ritvik Nainawatee from Freedom International School, BANGALORE
Class : Class 6
Answer should be (c). Flax is obtained from stem of flax stem and wool is obtained without harming the sheep

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Rishit Verma from CMR NPS, Bengaluru
Subject :NSO    Class : Class 6

Select the option that correctly fills the blanks in the given sentences.
(A) (i) of a flax plant provides fibres.
(B) (ii) is the cheapest natural fibre.
(C) The process of separating cotton fibres from cotton seeds is called (iii).
(D) (iv) is obtained by spinning together a bunch of fibres.
(E) (v) is a blended fabric.
(F) The loose fluffy fibres are untangled and combed to form a long soft rope called a (vi).

(i) (ii) (iii) (iv) (v) (vi)
A Seed Jute Retting Yarn Terry-cot Sliver
B Stem Cotton Retting Yarn Terry-cot Sliver
C Seed Cotton Ginning Yarn Terry-cot Sliver
D Stem Jute Ginning Yarn Terry-cot Sliver


Ans 1:

Ritvik Nainawatee from Freedom International School, BANGALORE
Class : Class 6

Ans 2:

Snigdha swaminath from Christ nagar higher secondary school , Trivandrum
Class : Class 6
The answer is b right?

Ans 3:

Utkarsh Chakravarty from Pinnacle High International School, Mumbai
Class : Class 6
i did c because they are from seeds too but most are stems so d

Ans 4:

archit from st Joseph's school, sonedhadra
Class : Class 5

Ans 5:

Snigdha swaminath from Christ nagar higher secondary school , Trivandrum
Class : Class 6
Cotton is the cheapest right??

Ans 6:

archit from st Joseph's school, sonedhadra
Class : Class 5

Ans 7:

Shourya Ganesh from The Green Acres Academy, Mumbai
Class : Class 6
Answer is d

Ans 8:

amogh from DELHI PUBLIC SCHOOL NOIDA, Ghaziabad
Class : Class 6
The correct answer is (D) as jute is the cheapest fibre . and stem of the flax plant provides fibres

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Rishit Verma from CMR NPS, Bengaluru
Subject :NSO    Class : Class 6

Consider the following statements (i - iv) and select the option that correctly identifies true (T) and false (F) ones.
(i) Angora wool is obtained from Angora sheep.
(ii) Spinning is the process of changing fibre into yarn.
(iii) Coir is obtained from fruits of Kapok tree.
(iv) The process of removing hair from the sheep is called shearing.
(v) Knitting can be done by using only one yarn.

(i) (ii) (iii) (iv) (v)
A F T F T T
B T F F T T
C F F T T T
D F F F T T


Ans 1:

Anushka Srivastava from Cjm, Dehradun
Class : Class 7

Ans 2:

Jahnvi Bajpai from Vibgyor High, Banagalore
Class : Class 6
angora wool is obtain by angora rabbit and not angora sheep. Coir is obtained by the husk of a coconut

Ans 3:

saanvi from rvk, bengaluru
Class : Class 6
correct answer is a

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Rishit Verma from CMR NPS, Bengaluru
Subject :NSO    Class : Class 6

Refer to the given flow chart and select the incorrect option regarding P, Q, R and S.


A P is a protein fibre whereas Q, R and S are cellulosic fibres.
B Retting is involved in processing of Q whereas ginning is involved in processing of S.
C P could be wool, Q could be jute, R could be sisal and S could be cotton.
D Fabrics made from P and S are excellent winter clothings whereas fabrics made from Q and R form excellent summer clothings.


Ans 1:

Hamsavarshini Swaminathan from St Anns Senior Secondary School, Roorkee
Class : Class 6

Ans 2:

Rishit Verma from CMR NPS, Bengaluru
Class : Class 6

Ans 3:

Rishit Verma from CMR NPS, Bengaluru
Class : Class 6

Ans 4:

Darsh Singh from The Deens Academy, Bengaluru
Class : Class 6

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Pushkar Nath from Gundecha education academy, Mumbai
Subject :NSO    Class : Class 3

Ans 1:

Riddhiman Bose from Don Bosco School, Kolkata
Class : Class 4
yessssssssssssssssss

Ans 2:

Arjun from chirec heydrabad, heydrabad
Class : Class 3
Yesssssssssssss

Ans 3:

Darshini Chakravarty from Pinnacle High International School, Mumbai
Class : Class 4

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Kavitharini Joseph from HUS, Chennai
Subject :NSO    Class : Class 4

Ans 1:

Aamena Shahid Ansari from St. Xavier's high school, Vapi, Gujarat
Class : Class 4
The answer is option “c”. see it was boiling water, she poured first into container “a” so it will be having the highest temperature than she poured to container b than to c and finally to container d so during this experiment the boiling water goes to lowest temperature and the last container was container d . So container a will be having the highest temperature and container d will be having the lowest temperature.

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Garima shokeen from N K Bagrodia Public School, New Delhi
Subject :NSO    Class : Class 9

Ans 1:

Shalin Jain from NKDAV Sidheegram, Sidheegram
Class : Class 9
Option D

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