National Science Olympiad Forum By SOF Olympiad Trainer - Page 755
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from ,
Subject :NSO    Class : Class 2

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from ,
Subject :NSO    Class : Class 4

Ans 1: (Master Answer)

from ,
Class :
The correct answer is B.

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Sohana Roy Barman from Delhi Public School, Durgapur
Subject :NSO    Class : Class 4

Ans 1:

Dhairya Godbole from KLE Eng Medium School, SOLAPUR
Class : Class 6
8, I am sure this is correct answer

Ans 2:

from ,
Class :
The correct answer is six.

Ans 3:

from ,
Class :
(A) 6

Ans 4:

from ,
Class :
(A) 6..........I counted

Ans 5:

Kanjani Ghonge from Ira Global School, Dombivli
Class : Class 8
I also counted.........6

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from ,
Subject :NSO    Class : Class 4

Ans 1: (Master Answer)

from ,
Class :
The correct answer is D.

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from ,
Subject :NSO    Class : Class 5

Ans 1:

bhargav balaji from National Public School, Bengaluru
Class : Class 9
ans is B

Ans 2:

Ishan Boggarapu from NPS Whitefield, Bangalore
Class : Class 7
ans is B sof pls correct the ans of this question

Ans 3:

Aarna gupta from Nps international , Singapore
Class : Class 6

Ans 4:

Sahasra Shanker from KV IIT, Chennai
Class : Class 6

Ans 5:

from ,
Class :
the correct answer is B.

Ans 6:

Sara Kapoor from Manav Rachna International School charmwood, Faridabad
Class : Class 7
we should report an error ANS is B

Ans 7:

Kartik Chauhan from Euro school , Pune
Class : Class 7
Answer is B .Can anyone explain how the ans came C

Ans 8:

Ansh singh from Dav model school, Durgapur
Class : Class 5

Ans 9:

Neh singla from Delhi public school, Chandigarh
Class : Class 5
the correct answer is b

Ans 10:

Suhani from DPSG, Modinagar
Class : Class 9
the most appropriate answer is option B

Ans 11:

Dvij Agrawal from Lotus Valley International School, Gurgaon
Class : Class 5
B

Ans 12:

Ronav Kerkar from Jamnabai Narsee School, Mumbai
Class : Class 7
bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb

Ans 13:

Kavin from ISG , Muscat, Muscat
Class : Class 5
Ans = B

Ans 14:

Dakshata Banerjee from Chrysalis High, Bangalore
Class : Class 5

Ans 15:

sankerths s from Shishya BELM public School, Bangalore
Class : Class 10
b

Ans 16:

Vedant from DON BOSCO, CHENNAI
Class : Class 2
answer=b

Ans 17:

AHELI CHAKRABARTI from BGS INTERNATIONAL PUBLIC SCHOOL, DWARKA
Class : Class 3
it is B only.

Ans 18:

Thejas S from Gopalan International School, Bangalore
Class : Class 3
b of course mr sof what a question

Ans 19:

from ,
Class :
Ans B

Ans 20:

Swastik from st marys school, new delhi
Class : Class 6
the answer is supposed to be B . there's an error in this question.

Ans 21:

AHELI CHAKRABARTI from BGS INTERNATIONAL PUBLIC SCHOOL, DWARKA
Class : Class 3
Its a defective question as answer is 'B' but they have given 'C'.

Ans 22:

Shivesh Senthilkumar from vels vidyashram, chennai
Class : Class 6
c is not supposed to be the answerit should be b

Ans 23:

Sumit Biswal from Dps gandhinagar, Gandhinagar
Class : Class 7
Hello PLZZ fix this issue I always loose confident on this type of questions when my answer is correct but you say incorrect. This is so annoying

Ans 24:

AREEN from BOLTON, HYDERABAD
Class : Class 6
Ans is B. It's an error.

Ans 25:

Shreeya Mangla from ASN Senior Secondary School, New Delhi
Class : Class 9
Answer is B

Ans 26:

Sanskar Gautam from dps, dadri
Class : Class 5
yes, it will be answer B ,but how can be C

Ans 27:

Aryan Sirohi from Mount LItera Zee School, Bangalore
Class : Class 8
Ans :- B

Ans 28:

from ,
Class :
Shreyansh Nayak D.A.V Public School, Bhubaneswar,IndiaANS B

Ans 29:

from ,
Class :

Ans 30:

Manasvi Nagpal from blooming dales international school, sri ganganagar
Class : Class 5

Ans 31:

Anika Saha from New Town School, KOLKATA
Class : Class 6
answer is b

Ans 32:

rachana sapre from Orion ICSE school, Mumbai
Class : Class 3
answer is b

Ans 33:

Swastik Srivastava from Baldwin Boys High School, Bangalore
Class : Class 5
its B

Ans 34:

Mahadevan from KV Rubber Board Kottayam, Kottayam
Class : Class 9
B

Ans 35:

from ,
Class :
ans is B they have given wrong that the ans is C

Ans 36:

puppy from panaji school, Goa
Class : Class 7
the ans is supposed to be B.

Ans 37:

Mannat Verma from Vivek High School , Chandigarh
Class : Class 6

Ans 38:

SIDDHARTH UPADHYAY from KENDRIYA VIDYALAYA EZHIMALA, KANNUR
Class : Class 4
The actual answer is B

Ans 39:

SRIRAM SRINIVASAN PAKU from KENDRIYA VIDHALAYA ASHOK NAGAR, CHENNAI
Class : Class 6
answer should be b

Ans 40:

from ,
Class :
Ans B

Ans 41:

Ansh singh from Dav model school, Durgapur
Class : Class 5
This is truly unfair. How can you tell simply without any proof that C is the answer? Fix the problem or else it will create harm to the new students who are giving the test. We, the students are losing confidence too because of these types of questions. Please try to understand us also! It is ruining our whole session of olympiads.

Ans 42:

J Srinidhi from narayana, Hyderabad
Class : Class 7
The correct answer is B

Ans 43:

Smita De from Bishop Cotton Girls School, BANGALORE
Class : Class 5
the correct ans is supposed to be B. how is it C. I have no clue.

Ans 44:

Ishita Mehra from Trinity Convent, Vidisha
Class : Class 9
ans b

Ans 45:

Archishman Pal from Sri Krishna Mission School, Agartala
Class : Class 9

Ans 46:

Arun from SOT, chennai
Class : Class 6
B IS THE CORRECT ANSWER

Ans 47:

Devrajan from Amity International School, Noida
Class : Class 8
Answer is B

Ans 48:

from ,
Class :
Master Answer required.

Ans 49:

Daksh Chanani from Sri Sri academy, Kolkata
Class : Class 8
the answer is b but they are showing it as c this is an error even the solution has the wrong picture posted and they didnt even notice so i will request sof to kindly make the issue resolve

Ans 50:

Soumyaraj Roy from Kendriya Vidyalaya , Thiruvananthapuram
Class : Class 7
Excuse me , Mr . SOF ! You want that we will do wrong in exams ? It does not matter for you , but it matters for us . We will get less marks . Just think that we are paying too much and for that we are getting wrong answers ?

Ans 51:

Vedant from DON BOSCO, CHENNAI
Class : Class 2
its b because the triangles on the top will not become opposite

Ans 52:

Hari Govind from Delhi Public School Chandigarh , Chandigarh
Class : Class 6
AnsweAnswer should be option b

Ans 53:

Arnav Raj Sharma from Dpsvk, Gurgaon
Class : Class 9
(Master answer) the correct answer is (B) only all are right

Ans 54:

AARAV AGRAWAL from BIRLA DIVYA JYOTI, SILIGURI
Class : Class 8
Master Answer- The answer should be B because the alphabet is symmetrical with a diagonal at the top left corner and the diagonal lines are facing the same way . Thus, the answer should be option B.

Ans 55:

Rohan TR from Sri Aurobindo memorial school, Bangalore
Class : Class 6
It is b

Ans 56:

VEEHAN GURAV from Pawar public school Bhandup, Mumbai
Class : Class 5
it is b

Ans 57:

Ayan from NPSI, SG
Class : Class 7
The answer is B. There must be an error in the picture for the rules on "p" are not being applied on "s". This does not make sense

Ans 58:

PRANSHU MOHANTY from INDIRA GANDHI MEMORIAL HIGH SCHOOL, KOLKATA
Class : Class 5
Answer is b

Ans 59:

Arnav kaul from Chirec, Hyderabad
Class : Class 2

Ans 60:

Ashwak from Cambridge, Jalandhar
Class : Class 9
There is an error in this question . The correct answer is B

Ans 61:

kaustubh from wisdom world school, pune
Class : Class 5
They have given a wrong answer.The actual answer is 'B' not 'C'.

Ans 62:

Adarsh from DPS, Raipur
Class : Class 5
The answer is 'B'

Ans 63:

ISHAN MITRA from NATIONAL GEMS HIGHER SECONDARY SCHOOL, KOLKATA
Class : Class 4
The answer is B

Ans 64:

HARSHITHA BALASUBRAMANIAN from SRIMATHI SUNDARAVALLI MEMORIAL SCHOOL, PERUNGALATHUR CHENNAI
Class : Class 6
its supposed to be B.How in the world is it C

Ans 65:

from ,
Class :
answer will only B

Ans 66:

MANAS from THE PUPIL ECO SCHOOL, CHENNAI
Class : Class 5
It is B

Ans 67:

Ishan sandip chaudhari from Divine Child International School, Ahmedabad
Class : Class 5
B is the right Ans.

Ans 68:

Iraj Singh from DPS Megacity, Kolkata
Class : Class 9
The correct answer should be Option B not Option C.

Ans 69:

Siddhant Singhania from The Assembly of God Church School, Purulia, Purulia
Class : Class 8
thanx and yes

Ans 70:

Advait kaushik from Ryan international school, Gurugram
Class : Class 8
BBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBB

Ans 71:

Pratiksha Panda from Sri Kumaran's School, Bangalore
Class : Class 5
ANSWER IS B.

Ans 72:

Saloni Saini from JPHS, Jaipur
Class : Class 6
ans is B

Ans 73:

Satvik Agrawal from Delhi Public School, bhopal
Class : Class 5
BBBBBBB

Ans 74:

Ahan Biswas from National Public School, Bangalore
Class : Class 8
The answer is b

Ans 75:

Tanisha riyana pradeep from Chennai public school, Chennai
Class : Class 5

Ans 76:

Prath from Vibgor High, Bangalore
Class : Class 10
Answer is B

Ans 77:

SRIRAM SRINIVASAN PAKU from KENDRIYA VIDHALAYA ASHOK NAGAR, CHENNAI
Class : Class 6
bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb

Ans 78:

Satvik Agrawal from Delhi Public School, bhopal
Class : Class 5
ans is B this bekar Sof is wrong

Ans 79:

Mannat Verma from Vivek High School , Chandigarh
Class : Class 6

Ans 80:

krishneil from Elpro international school, Pune
Class : Class 6
BBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBB

Ans 81:

hridhaan solanki from gyanshree, noida
Class : Class 7
B

Ans 82:

Dishita Singh from DPS Chandigarh, chandigarh
Class : Class 8
the answer should and supposed to be B

Ans 83:

Rishabh Rathi from Blue Ridge Public School, Pune
Class : Class 5
it is b.It is saying c.

Ans 84:

Dhruv Kumar from St Peters Sr. Sec.School, Sector 37B Chandigarh
Class : Class 5
Ans should be B only.

Ans 85:

Shaurya Shrivastava from Amanora school, Pune
Class : Class 6
The answer should be (B) because in the abpve part we see that the lines in triangle are going in same direction. I was going to give (c) by then i saw that and changed my answer and as all said some 4 years ago too it should have been fixed by now. Else give us a proper solution.

Ans 86:

Saransh Agrawal from Meridian School, Hyderabad
Class : Class 9
ANS-B

Ans 87:

Vedant from DON BOSCO, CHENNAI
Class : Class 2
mr.sof we paid so much money for olympiad and we get these stupid bugs like the correct option is wrong you want us to get less marks it matters to me tho if more of these come in the future im gonna un subscribe

Ans 88:

Inez from Vibgyor High Airoli, bangalore
Class : Class 5
Ans. should be B.

Ans 89:

from ,
Class :
ans b

Ans 90:

Diya Anilkumar from DPS Bangalore North, Bangalore
Class : Class 5
The answer is B if the question is right. C is the wrong answer

Ans 91:

from ,
Class :
ACCURATE ANSWER IS B.

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from ,
Subject :NSO    Class : Class 6

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from ,
Subject :NSO    Class : Class 7

Ans 1:

from ,
Class :
THERE IS A DIFFERENCE BETWEEN THE TWO IN THE INNER ;LAYER OBSERVE CAREFULLY

Ans 2:

from ,
Class :
yes

Ans 3:

Admin fly from Ddssxxx, Ax
Class : Class 1
l

Post Your Answer

from ,
Subject :NSO    Class : Class 7

Ans 1:

Pranav Arun from garib school, Mumbai
Class : Class 8
shut up papaya

Ans 2:

Manvi Mundepi from Montfort School Roorkee, Roorkee
Class : Class 9
why is that so?

Ans 3:

Rithvik from BVM Global, Chennai
Class : Class 9
he meant papiya

Ans 4:

Himanish Basu from Army Public School Kamaraj Road, Bangalore
Class : Class 7
Who's papaya?

Ans 5:

from ,
Class :
ans. (A)

Ans 6:

from ,
Class :
Ans B :

Ans 7:

POORVA MEHROTRA from STUDY HALL LUCKNOW, Lucknow
Class : Class 8

Ans 8:

Rithvik from BVM Global, Chennai
Class : Class 9
ans is a because time period = 2 pie square root of lenght by gravity's acceleration

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from ,
Subject :NSO    Class : Class 5

Ans 1:

Nabeel husain from Vibgyor high, Pune
Class : Class 5
Old gibbous

Ans 2:

from ,
Class :
D Full Moon

Ans 3:

Priydarshini sehgal from The Shri ram school aravalli, Gurgaon
Class : Class 8
It should be "old gibbous" as in 15 days "no moon" becomes "full moon". The "new crescent moon" is a stage after no moon ,so in 15 days it will become a stage after new moon which is old gibbous.

Ans 4:

Arnav kaul from Chirec, Hyderabad
Class : Class 2

Ans 5:

Sarang Shete from Amanora School, Pune
Class : Class 8
it should be old gibbous.

Ans 6:

Harsh Sobti from the samhita academy, BLR
Class : Class 5

Ans 7:

Mithul Pranav KB from Narayana Olympiad School Madipakkam, Chennai
Class : Class 5

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HARMEHAR KAUR from CJM AMBALA CANTT , Ambala Cantt
Subject :NSO    Class : Class 5

Ans 1:

Saloni Saini from JPHS, Jaipur
Class : Class 6
A

Ans 2:

from ,
Class :
(c) Bag

Ans 3:

from ,
Class :
I think [c] Bag shall be the answer.

Ans 4:

from ,
Class :
i think c too but answer in book says a

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