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Soorya Tej R from Delhi Public School, Hyderabad
Subject :NSO    Class : Class 3

Ans 1:

Anargha Nandi from Bishop Morrow School, Krishnagar
Class : Class 3
You are right. It should be D.

Ans 2:

ALICE from CENTRAL ACADEMY, UDAIPUR
Class : Class 1
the correct is D.

Ans 3:

Adrita Dey from Bishop Morrow School , Krishnanagar
Class : Class 3
I think you are right it should be D.

Ans 4:

ALICE from CENTRAL ACADEMY, UDAIPUR
Class : Class 1
You are wrong.The correct answer should be D.

Ans 5:

ASHMI Narkar from Vibgyor High Airoli, Navi Mumbai
Class : Class 4
d

Ans 6:

ASHMI Narkar from Vibgyor High Airoli, Navi Mumbai
Class : Class 4

Ans 7:

RAYANSH MISHRA from VIBGYOR HIGH, Pune
Class : Class 3
d is the answer

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Saransh Agrawal from Meridian School, Hyderabad
Subject :NSO    Class : Class 5

Ans 1:

AREEN from BOLTON, HYDERABAD
Class : Class 6
Ans is A because bituminous is not an ore, typhoid is not a vector-borne disease and nutcracker is not a class 1 lever.

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Aniket Ghosh from DAV Public School Haldia, Haldia
Subject :NSO    Class : Class 6

Ans 1:

Manvi Mundepi from Montfort School Roorkee, Roorkee
Class : Class 7
answer is b

Ans 2:

saanvi from rvk, bengaluru
Class : Class 6
the answer is b . this is because sun tan is temporary.

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Kaustubh Doval from Mirambika Free Progress , Delhi
Subject :NSO    Class : Class 8

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

Column I Column II
P. Nylon (i) Burns quickly with a smell of burning paper
Q. Wool (ii) Burns with sooty flame, fabric shrinks and black beads are formed
R. Acrylic (iii) Shrinks after exposure to flame, forms hard beads and gives a smell of burning hair
S. Rayon (iv) Burns slowly with a smell of burning hair


A P - (i), Q - (iv), R - (ii), S - (iii)
B P - (iii), Q - (iv), R - (ii), S - (i)
C P - (iv), Q - (iii), R - (i), S - (ii)
D P - (ii), Q - (iv), R - (iii), S - (i)


Ans 1:

ARNAB MANDAL from NAVY CHILDREN SCHOOL, VIZAG
Class : Class 9
nylon burns with a smell of plastic, not burning hair. WTF?

Ans 2:

Abhinav Aggarwal from delhi public school, ghaziabad
Class : Class 8
wool burns with smell of burning hair

Ans 3:

S V Harini from Vailankanni public school , Krishnagiri
Class : Class 8
How is this possible Nylon burns with smell of hair???

Ans 4:

SAIRAM from TRIVENI TALENT SCHOOL, HYDERBAD
Class : Class 8

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from , Kolkata
Subject :NSO    Class : Class 8

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Soumyaraj Roy from Kendriya Vidyalaya , Thiruvananthapuram
Subject :NSO    Class : Class 4

Ans 1:

Debarpan Das from Delhi Public School , Durgapur
Class : Class 5

Ans 2:

Medha Bijjaram from Prime Academy, Mumbai
Class : Class 5

Ans 3:

Mahadevan from KV Rubber Board Kottayam, Kottayam
Class : Class 5
there is air friction against gravity. so answer is B

Ans 4:

ishi gupta from DPS NOIDA, NOIDA
Class : Class 4
THERE IS NO SOLUTION SOB HOW CAN WE UNDERSTAND

Ans 5:

Sai Lakshmi Rao from Maneckji Cooper Education Trust, Mumbai
Class : Class 4

Ans 6:

Sreejani Bhaduri from National Public School, Bangalore
Class : Class 4
Kqwertyuiopasdfghjklzxcvbnm,.-/:;(₹

Ans 7:

om from jbcn, MUMBAI
Class : Class 4

Ans 8:

Sai Lakshmi Rao from Maneckji Cooper Education Trust, Mumbai
Class : Class 4
There is no explanation for the answer. How do we understand sof?

Ans 9:

Medha Bijjaram from Prime Academy, Mumbai
Class : Class 5

Ans 10:

AARAV AGRAWAL from BIRLA DIVYA JYOTI, SILIGURI
Class : Class 4

Ans 11:

VANSH GARG from DPSG, GHAZIABAD
Class : Class 4

Ans 12:

Ayushi from DPS Noida, Noida
Class : Class 4
Air always act as Frictional force against Gravity Hence ans is B in this case

Ans 13:

ishi gupta from DPS NOIDA, NOIDA
Class : Class 4

Ans 14:

Kaira Srivastava from Global Indian International School, Bangalore
Class : Class 8
I think c

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DIPTANGSU PARBAT from SOUTH POINT HIGH SCHOOL, Kolkata
Subject :NSO    Class : Class 5

Ans 1:

Rohan TR from Sri Aurobindo memorial school, Bangalore
Class : Class 5
A

Ans 2:

DIPTANGSU PARBAT from SOUTH POINT HIGH SCHOOL, Kolkata
Class : Class 6
I

Ans 3:

Piyush Kumar Pruseth from Sri Aurobindo Integral Education and Research Centre, Rajgangpur
Class : Class 5
Answer is A

Ans 4:

Praket Tejas from Delhi Public School Indira Nagar Lucknow, Lucknow
Class : Class 4
l

Ans 5:

ATUL SANJEEV from Indian school Ghubra, Muscat
Class : Class 6
the answer is A

Ans 6:

Piyush Kumar Pruseth from Sri Aurobindo Integral Education and Research Centre, Rajgangpur
Class : Class 5
Answer is A

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Anika Saha from New Town School, KOLKATA
Subject :NSO    Class : Class 5

Ans 1:

Aniket Ghosh from DAV Public School Haldia, Haldia
Class : Class 7
It should be option A- Only 1 As water is liquid, the only change that can be seen is that of the change in shape. it volume will remain the same

Ans 2:

Vihaan from KRM, Ghaziabad
Class : Class 5
The answer must be the option "A", as it states so "Farheen filled container X with 100 ml of water." Container Y had just a different shape, and it was also broader, so how can it be the option "C"?

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Devansh singhal from Delhi public school Ghaziabad, Ghaziabad
Subject :NSO    Class : Class 4

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nimay gupta from genesis global school, noida
Subject :NSO    Class : Class 6

Ans 1:

Trisha Singh from Navy Children School, New Delhi
Class : Class 7
i really can't understand.

Ans 2:

Shourya Ganesh from The Green Acres Academy, Mumbai
Class : Class 6
Thank you for the solution saanvi

Ans 3:

Shourya Ganesh from The Green Acres Academy, Mumbai
Class : Class 6
I can not understand.

Ans 4:

MInnal Senthil from Prakriya, Bangalore
Class : Class 5
i dont know

Ans 5:

Shayan Bari from Kendriya Vidyalaya, Katihar
Class : Class 7
what is this?

Ans 6:

Achintya Pandey from DPS NOIDA, Noida
Class : Class 6
solution pls

Ans 7:

saanvi from rvk, bengaluru
Class : Class 6
the sum of digits of the numbers in option a,b,d comes to 29. whereas in case of option c the total is 27.hence C is the correct answerwh

Ans 8:

Snigdha swaminath from Christ nagar higher secondary school , Trivandrum
Class : Class 6
Thank you saanvi

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