National Science Olympiad Forum By SOF Olympiad Trainer - Page 272
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Kanishk bhati from G D goenka school gzb, ghaziabad
Subject :NSO    Class : Class 3

Ans 1:

Saiganesh C Bhat from Mitra Academy, BANGALORE
Class : Class 4
C is the answer

Ans 2:

Arihant Medhi from Dps Barasat, Kolkata
Class : Class 7
C

Ans 3:

AADYA TANDON from DPS NOIDA SEC-30, Noida
Class : Class 5
C

Ans 4:

AaradhyaPatel from Delhi Public School, Korba
Class : Class 3
Yes c is the answer

Ans 5:

Aanya paliwal from n h GOEL world school, RAIPUR
Class : Class 8

Ans 6:

Shruti from ,
Class : Class 1
ya why not b

Ans 7:

Prana Tandon from Jain International School, Nagpur
Class : Class 4
Why can't B

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Saurabh from Vibarat kota, Kota
Subject :NSO    Class : Class 7

Ans 1:

SAJAL SAROJ LAHKAR from SHRIMANTA SHANKAR ACADEMY, GUWAHATI
Class : Class 8
The correct answer is A) P as Pulmonary Artery has the least concentration of oxygen.

Ans 2:

Midhuna from ABCD, Banglore
Class : Class 3
I know right, the given answer is wrong plz correct it

Ans 3:

Can I get Rank 35 darryl from Global Indian international school, Brawl stars
Class : Class 8
thank you for explanation : |

Ans 4:

Midhuna from ABCD, Banglore
Class : Class 3

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I dont know my name from ryan international school, New Delhi
Subject :NSO    Class : Class 7

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Saurabh from Vibarat kota, Kota
Subject :NSO    Class : Class 7

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shubhavi Dhondge from NPS, Banagalore
Subject :NSO    Class : Class 5

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Mehar from bluebells, Delhi
Subject :NSO    Class : Class 2

Ans 1:

Gaurika Bhasin from Genesis global school, Noida
Class : Class 2
I got 40/40 in 2015 paper 📄

Ans 2:

Gaurika Bhasin from Genesis global school, Noida
Class : Class 2
7 is the correct answer

Ans 3:

mahati from Delhi public school, Hyderabad
Class : Class 6
Ans= 3 4=7

Ans 4:

sanchit singh from Orchids International School, Bangalore
Class : Class 2
c

Ans 5:

Gaurika Bhasin from Genesis global school, Noida
Class : Class 2
3 4=7

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shubhavi Dhondge from NPS, Banagalore
Subject :NSO    Class : Class 5

Ans 1:

Abhijeet Kumar Jha from New Era Senior Secondary School, Nizampura, Vadodara
Class : Class 5

Ans 2:

Hitarth Bhardwaj from Teoler High School, Jaipur
Class : Class 6
sof dosent have a mind

Ans 3:

Advika Narkar from The Shishukunj International School, Jhalaria Campus, Indore
Class : Class 8
The correct answer should be A because in the diagram all the magnets repel each other and like poles repel.

Ans 4:

Dhwani Rautela from PSBB Learning Leadership Academy, BANGALORE
Class : Class 9
It is C

Ans 5:

shubhavi Dhondge from NPS, Banagalore
Class : Class 9
please explain answer

Ans 6:

Shruthi Rohit from National Public School YPR, Bangalore
Class : Class 5

Ans 7:

shaun joel dasari from subs, chennai
Class : Class 4

Ans 8:

KARTIK SHINDE from Delhi Public school Rau Indore , indore
Class : Class 4

Ans 9:

ANUSHKA from NOTRE DAME ACADEMY, BARH
Class : Class 9

Ans 10:

Shreyas Krishna Jayaraman from Bala Vidya Mandir, Adyar, Chennai
Class : Class 9
It is A

Ans 11:

Isha Tiwari from KV IIT Powai, Mumbai
Class : Class 4

Ans 12:

Tanvi from hh, delhi
Class : Class 5
Hi

Ans 13:

Anant Saxena from Delhi public school Gandhinagar , Gandhinagar
Class : Class 9
assuming that poles are downward the bottom is south so the upper one will be north the next one needs to be north because it is facing north of the last magnet , thus upper part will be south and to repel from south ...the next magnet will be south and have north on top ...this can go on till infinity in an alternating pattern.

Ans 14:

KARTIK SHINDE from Delhi Public school Rau Indore , indore
Class : Class 4
give the solution

Ans 15:

shubhavi Dhondge from NPS, Banagalore
Class : Class 9

Ans 16:

ANUSHKA from NOTRE DAME ACADEMY, BARH
Class : Class 9

Ans 17:

Suvan S from Edify School Chikkabanavara, Bangalore
Class : Class 7

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shubhavi Dhondge from NPS, Banagalore
Subject :NSO    Class : Class 5

Ans 1:

Ahann Agarwal from G. D. Goenka Public School Dwarka, NEW DELHI
Class : Class 7

Ans 2:

Hitanshi Behera from Loyola School , Bhubaneswar
Class : Class 4

Ans 3:

Ishtiyaq Ahmed from Mount litera Zee School Rampura Phool, Bathinda
Class : Class 7
answer is D because more distance is needs to be covered to reach the top than option C. This is the explanation

Ans 4:

Subhang Deep Sahu from Narayana CO Kadugodi Bangalore, Bangalore
Class : Class 8

Ans 5:

shubhavi Dhondge from NPS, Banagalore
Class : Class 9

Ans 6:

Vihaan Patil from Bombay Scottish School, Mahim Mumbai
Class : Class 6
thank you

Ans 7:

krishneil from Elpro international school, Pune
Class : Class 6

Ans 8:

Devavrat Sharma from Podar International School, Mumbai
Class : Class 9

Ans 9:

Vihaan Patil from Bombay Scottish School, Mahim Mumbai
Class : Class 6
how the hell is it D and there is no solution please explain

Ans 10:

Ananya Ojha from Delhi Public School, Noida
Class : Class 5

Ans 11:

Hitarth Bhardwaj from Teoler High School, Jaipur
Class : Class 6
how??explain me

Ans 12:

sankalp from Gyan Bharti School, Saket, Delhi
Class : Class 10
How? From which angle? Explain me! Wow! There is not even the solution!Then How 'D' is the answer

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Manvi Mundepi from Montfort School Roorkee, Roorkee
Subject :NSO    Class : Class 8

Ans 1:

arnav raj sharma from gulibulium school, new york
Class : Class 8
the ray moves towards the normal so the ray will go away from the coin

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S from , JAJAPUR
Subject :NSO    Class : Class 3

Ans 1:

Yatindra G from SBOA, Chennai
Class : Class 4

Ans 2:

Avneet Kaur from Satpaul Mittal School , Ludhiana
Class : Class 3
B

Ans 3:

Yatindra G from SBOA, Chennai
Class : Class 4
it's tricky but I found out luckily it's B

Ans 4:

Abhiraj from St. Xavier's School, Burdwan
Class : Class 7
B

Ans 5:

Rivan Chheda from Podar international CAIE, Mumbai
Class : Class 3

Ans 6:

Hamsini from yagappa international school, Thanjavur
Class : Class 5
YATINDRA, ANSWER IS 16

Ans 7:

Yatindra G from SBOA, Chennai
Class : Class 4
another puzzlewhat is pentagon plus pentagon plus hexagon =???(solution: count the sides and then add)

Ans 8:

Rivan Chheda from Podar international CAIE, Mumbai
Class : Class 3

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