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:
Edit Post
Saipriya
from
Sankara, Chennai
Class : Class 8
how can wool/silk and cotton be excellent winter clothing. WOrst option. And Nishka Rawat - Fibres from cotton are obtained from seeds. WOrst science readers................. Worst option too for Sof trainer
Ans 2:
Edit Post
Krithi Manasvini
from
Alwin Memorial Public School, Chennai
Class : Class 7
The correct Ans is D because In the given flow chart, P is an animal fibre like wool or silk. Q could be jute, flax or hemp. R is sisal and S is cotton. Wool is used in winter clothing while cotton is used for summer clothing. Plant stem fibres like jute, flax, hemp are generally used for making bags, ropes, carpets, etc. Sisal which is a leaf fibre is also used for almost same purposes.
Ans 3:
Edit Post
Kashvi Rawat
from
Gear Innovative International School, Bengaluru
Class : Class 3
Cotton is not obtained from seed of plant so cotton can not be S!
Ans 5:
Edit Post
Ans 6:
Edit Post
Kanishk Mukherjee
from
BDM International, Kolkata
Class : Class 6
cotton fibre is obtained from the fruit of the cotton plant