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RAJ TILAK from DELHI PUBLIC SCHOOL , DURGAPUR
Subject :NSO    Class : Class 6

Ans 1:

Dushyant Singh from Shree Ram Centenial School, Indore
Class : Class 9

Ans 2:

Sucheta from Podar, Pune
Class : Class 8

Ans 3:

Advik from DPS Patna, Patna
Class : Class 4

Ans 4:

SAMPAD BANERJEE from DELHI PUBLIC SCHOOL , BILASPUR
Class : Class 9

Ans 5:

Hprakash09 from Billabong high Bhopal, Bhopal
Class : Class 7

Ans 6:

Akshara from sishya OMR , chennai
Class : Class 8

Ans 7:

Durva Shah from SSRVM, Ahmedabad
Class : Class 6

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Simarasees kaur from VENKATESHWAR GLOBAL SCHOOL, New Delhi
Subject :NSO    Class : Class 10

Ans 1:

Bitan Chakraborty from Adamas international school, Kolkata
Class : Class 10
yes it happens but i have no solution

Ans 2:

Bitan Chakraborty from Adamas international school, Kolkata
Class : Class 10
or in google

Ans 3:

Bitan Chakraborty from Adamas international school, Kolkata
Class : Class 10
you check in YouTube

Ans 4:

Bitan Chakraborty from Adamas international school, Kolkata
Class : Class 10
or in google

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kalra Shaleen from Jalandhar, Jalandhar
Subject :NSO    Class : Class 3

Ans 1:

kalra Shaleen from Jalandhar, Jalandhar
Class : Class 5
The answer is D

Ans 2:

Karthik from TMS, Dubai
Class : Class 3
Ans:A...But I put D

Ans 3:

Aneesh Balaji from BVBARR school, Hyderabad
Class : Class 9
d

Ans 4:

Santina Suzanne from owis, bangalore
Class : Class 4
I but a but it tells I put b

Ans 5:

kalra Shaleen from Jalandhar, Jalandhar
Class : Class 5

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kalra Shaleen from Jalandhar, Jalandhar
Subject :NSO    Class : Class 3

Ans 1:

Prathyush from Greenwood High Bannerghatta, Bangalore
Class : Class 7
the answer is c}

Ans 2:

kalra Shaleen from Jalandhar, Jalandhar
Class : Class 5
The answer is C

Ans 3:

kalra Shaleen from Jalandhar, Jalandhar
Class : Class 5

Ans 4:

Senaraj Chintagumpala from Delhi Public School East, Bangalore
Class : Class 3
c

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Dhruvan G from Indian School al Ghubra, Muscat
Subject :NSO    Class : Class 8

Ans 1:

Anvi Jain from School, City
Class : Class 10

Ans 2:

Sampurna Mandal from DAV Public School Jagganath Talcher, Angul
Class : Class 8
Thanks for the answer

Ans 3:

Shreya Mahesh from Sri Sri Ravishankar Vidya Mandir, Bangalore
Class : Class 8
It is polyester and not polythene. Therefore B is the right answer. Rayon IS regenerated from wood pulp.

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Rehan Agrawal from Indian School Ghubra, Muscat
Subject :NSO    Class : Class 8

Ans 1:

ATANU DAS from ALLEN CAREER INSTITUTE , KOTA
Class : Class 9
Option (D), electrons move from left to right & the protons are stable in the nucleus and they never move.

Ans 2:

Hprakash09 from Billabong high Bhopal, Bhopal
Class : Class 7
B is wrong, as protons cannot move from their positions in an atom.

Ans 3:

Student from School, City
Class : Class 8
B is the Wrong Answer. Protons do not move as they are fixed to their nuclei.

Ans 4:

Amol Athawale from WoodRidge High, aurangabad
Class : Class 7

Ans 5:

Amrit Biswas from INDUSVALLEY PUBLIC SCHOOL, Noida
Class : Class 10
B is correct answer because,as we know protons are heavy and dont move but due to the movement of electrons protons are pushed towards the opposite direction

Ans 6:

aditya arora from Heritage Experiential Learning School, gurugram
Class : Class 8
B is the correct answer, as the protons might be a part of the nucleus, but the nucleus as a whole is a positively charged particle as well, therefore, it moves to right

Ans 7:

Tarun from Narayana school, Chennai
Class : Class 8

Ans 8:

Arnav Raj Sharma from GEMS International School the ultra master mega, Gurgaon
Class : Class 7
B should be the correct answer

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Anshita Bardoloi from Delhi Public School Guwahati, GUWAHATI
Subject :NSO    Class : Class 5

Ans 1:

AREEN from BOLTON, HYDERABAD
Class : Class 6
Ans is A because of this relationship: Sedimentary : Metamorphic : Igneous

Ans 2:

AREEN from BOLTON, HYDERABAD
Class : Class 6
Ans is A because of this relationship: Sedimentary : Metamorphic : Igneous

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Rehan Agrawal from Indian School Ghubra, Muscat
Subject :NSO    Class : Class 8

Ans 1:

Vihaan Nair from Ambassador School, DUBAI
Class : Class 8
Solution States that "correct" answer is wrong!

Ans 2:

Shreya Mahesh from Sri Sri Ravishankar Vidya Mandir, Bangalore
Class : Class 8
Option A

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Atul Sanjeev from Indian School Al Ghubra, Muscat
Subject :NSO    Class : Class 5

Ans 1:

Alay Shah from Euro School, Thane
Class : Class 5
Explanation in the solution is not matching any options. According to explanation option one and three are correct.

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yana from VIDYA VIKASINI HIGH SCHOOL, VASAI
Subject :NSO    Class : Class 4

Ans 1:

Aaryaman Pradhan from De paul School , Berhampur
Class : Class 5
coffee powder

Ans 2:

Aryan Bomanwar from Chirec international School, HYDERABAD
Class : Class 6
It's C coffee powder.

Ans 3:

Saarang roy from Indian school ghubra, Muscat
Class : Class 6
The correct answer is d chalk powder because it is insoluble in water while the rest are not.

Ans 4:

Aaryaman Pradhan from De paul School , Berhampur
Class : Class 5
my actual answer is salt

Ans 5:

yajur from dps vk, delhi
Class : Class 5

Ans 6:

Anika S Kumar from Alphabets International school , Chennai
Class : Class 7
Coffee powder

Ans 7:

Ashwak from Cambridge, Jalandhar
Class : Class 9
chalk powder is insoluble in water while others are soluble, chalk powder can be separated from water by sedimentation and decantation or filtration but others need evaporation...… Now I think Harsh you understood why the answer is D!!

Ans 8:

Harsh Sobti from the samhita academy, BLR
Class : Class 5
why is chalk powder the correct answer?

Ans 9:

Aaryaman Pradhan from De paul School , Berhampur
Class : Class 5
salt

Ans 10:

ANAY GUPTA from CMS KANPUR ROAD LUCKNOW, LUCKNOW
Class : Class 8
salt for the way

Ans 11:

Riddhima Pandey from Chinmaya Vidyalaya, Bokaro Steel City
Class : Class 3
Ans-d

Ans 12:

NARAYANAN VENKITASUBRAMANI from THE PSBB MILLENNIUM SCHOOL, Coimbatore
Class : Class 8

Ans 13:

Shaurya Suryawanshi from The Orbis school, Pune
Class : Class 7
It's chalk powder

Ans 14:

Naitik Banerjee from DPS Ruby Park Kolkata, Kolkata
Class : Class 5
The correct answer is d

Ans 15:

Aaryaman Pradhan from De paul School , Berhampur
Class : Class 5
coffee powder

Ans 16:

Advika Narkar from The Shishukunj International School, Jhalaria Campus, Indore
Class : Class 8
Coffee Coffee Coffee Coffee Calls out Calls out the answer is C in the answer it is me it is me it is me

Ans 17:

Student from School, City
Class : Class 8

Ans 18:

Manan thorat from Podar powai, Mumbai
Class : Class 4
The answer is D because D cant desolve in water while others can.So the answer is D.

Ans 19:

Shaurya Suryawanshi from The Orbis school, Pune
Class : Class 7
It's chalk powder

Ans 20:

AHANA BAG from DELHI PUBLIC SCHOOL JOKA SOUTH KOLKATA, KOLKATA
Class : Class 9
The correct answer is C . It will be coffee power.

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