National Science Olympiad Forum By SOF Olympiad Trainer - Page 79
  1. Home
  2. /  Forum

User Forum

Ask Your Question
Shaurya Suryawanshi from The Orbis school, Pune
Subject :NSO    Class : Class 4

Ans 1:

Syon from Sentia The Global School, Hyderabad
Class : Class 8

Ans 2:

RAGHAV VARSHNEY from CITY MONTESSORI SCHOOL GOMTINAGAR LUCKNOW, Lucknow
Class : Class 7

Ans 3:

ANURADHA NAIR from SANDEEPANI VIDYA NIKETHAN SCHOOL, Thrissur
Class : Class 9
C

Ans 4:

Ashwak from Cambridge, Jalandhar
Class : Class 9
C

Ans 5:

SWARIT JAIN from DPS Greater Noida, GREATER NOIDA
Class : Class 9
explain

Ans 6:

Saarth Agrawal from Podar International School , Mumbai
Class : Class 6
Explain

Ans 7:

Saarth Agrawal from Podar International School , Mumbai
Class : Class 6
C is fax which is type of visual communication

Post Your Answer

Shaurya Suryawanshi from The Orbis school, Pune
Subject :NSO    Class : Class 4

Post Your Answer

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

Ans 1:

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

Ans 2:

Ishan Manjith from Loyola ICSE, THIRUVANANTHAPURAM
Class : Class 4
@ishi gupta i know this is irrevelent but its not sob its sof

Ans 3:

Mahadevan from KV Rubber Board Kottayam, Kottayam
Class : Class 9
there is air friction against gravity. so answer is B

Ans 4:

Medha Bijjaram from Prime Academy, Mumbai
Class : Class 9

Ans 5:

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

Ans 6:

Soorya Tej R from Delhi Public School, Hyderabad
Class : Class 4
qwertyuiopasdfghjkkklzxcvbnm

Ans 7:

ALICE from Delhi Public School, UDAIPUR
Class : Class 9

Ans 8:

Ishan Kapilbhai Barochiya from Mayoor Private School , Abu Dhabi
Class : Class 8
Yea, pls explain this question to us SOF admin

Ans 9:

Annlisa Castlia from BPS, HYD
Class : Class 5
But they are telling that the right answer is option d

Ans 10:

VANSH GARG from DPSG, GHAZIABAD
Class : Class 4

Ans 11:

ishi gupta from DPS NOIDA, NOIDA
Class : Class 4

Ans 12:

Aditya Rai from Kv No.1 Icchanath, Surat
Class : Class 7
There is no explanation for the answer. How do we understand sof?

Ans 13:

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 14:

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

Ans 15:

Debarpan Das from Delhi Public School , Durgapur
Class : Class 9

Ans 16:

AARAV AGRAWAL from BIRLA DIVYA JYOTI, SILIGURI
Class : Class 8

Ans 17:

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

Ans 18:

Medha Bijjaram from Prime Academy, Mumbai
Class : Class 9

Ans 19:

Nihid Binoj from DPS International School Singapore, Singapore
Class : Class 4
qwertyuiopasdfghjklzxcvbnm,.-/:;(â1

Ans 20:

Aditya Rai from Kv No.1 Icchanath, Surat
Class : Class 7
There is no explanation for the answer. How do we understand Sof?

Ans 21:

Sreejani Bhaduri from National Public School, Bangalore
Class : Class 10
Kqwertyuiopasdfghjklzxcvbnm,.-/:;(₹

Ans 22:

om from jbcn, MUMBAI
Class : Class 4

Post Your Answer

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

Post Your Answer

Shaurya Suryawanshi from The Orbis school, Pune
Subject :NSO    Class : Class 4

Ans 1:

Akshat Pathak from DPS, Noida
Class : Class 4
[a] is the correct answer

Ans 2:

DEVANG Gupta from B K birla school kalyan, Kalyan
Class : Class 4

Ans 3:

Deepayan Das from South Point High School, Kolkata
Class : Class 6
what is Novemberook?

Ans 4:

Mohhika Sharma from Delhi Public School Greater Noida, Greater Noida
Class : Class 7
Novemberook is a typing mistake. Everyone can see that.

Ans 5:

Devansh from asn senior secondary school, delhi
Class : Class 8
[d] is wrong

Ans 6:

Ashwak from Cambridge, Jalandhar
Class : Class 9
Novembrook could be a mistake

Ans 7:

Ashwak from Cambridge, Jalandhar
Class : Class 9
The answer is D because they are saying AFTER 4th Tuesday of November 20XX that means 4th Tuesday is 28th November but after 28th November the date is 29th November .

Ans 8:

Gunnit Kant from DPS, Nerul, Navi Mumbai
Class : Class 5
the correct answer is d

Ans 9:

Goutham from lt, Chennai
Class : Class 4
Novemberook ain't nothin. there is nothin' called like that but is the ans.

Ans 10:

Diya Jasmina from Samsidh MLZS, Bengaluru
Class : Class 4
What is this Novemberook. I think it means November Book or is it a typing mistake.

Ans 11:

ram from vibgyor, pune
Class : Class 5

Ans 12:

Diya Jasmina from Samsidh MLZS, Bengaluru
Class : Class 4
They're saying after 4th tuesday that means 29 November. Novemberook could be a mistake.

Ans 13:

Advika Narkar from The Shishukunj International School, Jhalaria Campus, Indore
Class : Class 8
Actually D is correct but there is a typing mistake in D4th Tuesday of November 20XX = 28 November. The next day is 29 November. So D is correct not A. There is a typing mistake in D, but that does not mean D is wrong.

Ans 14:

DEVANG Gupta from B K birla school kalyan, Kalyan
Class : Class 4

Ans 15:

Rohan Singhal from Manav Rachna International School, Gurgaon
Class : Class 5
sof please tell that what is novemberook

Ans 16:

Aajani Datta from The Samhita Academy, Bangalore
Class : Class 5

Ans 17:

Arnesh from DPS Mathura Road , New Delhi
Class : Class 7
Novemberbook is a typing error. So the ans is D because it is telling 4th Tuesday which is 28th and it is said that just after 28th so the ans is D

Ans 18:

Akshat Pathak from DPS, Noida
Class : Class 4
there is nothing called NOVEMBEROOK

Post Your Answer

Shaurya Suryawanshi from The Orbis school, Pune
Subject :NSO    Class : Class 4

Ans 1:

shubhavi Dhondge from NPS, Banagalore
Class : Class 9

Ans 2:

Rida from VIBGYOR ROOT AND RISE MALAD, MUMBAI
Class : Class 5
agreedThe answer will be Anot clear in train image its Passenger or Goods

Ans 3:

Soham Hatua from The Hindu Senior Secondary School, Chennai
Class : Class 7
It has to be A because train runs on tracks and others run on road.They said " Basis of transport " while on the explanation its written as " Odd one out "

Ans 4:

Vihaan from Dhirubhai Ambani International School, Mumbai
Class : Class 4
Its C!

Ans 5:

Tavish from Sanskriti Hyderabad, Hyderabad
Class : Class 7
Ok for now but Sof should not give these question which has 2 ANS

Ans 6:

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

Ans 7:

Anahita Saxena from Ryan International School Pune, Pune
Class : Class 3
The ans is A. They wrote C because no one sits on trucks. But the ans shud be A. Cuz train goes on rails, not on road. The others go on the road, not on rails. Seriously SOF! Why do u give wrong answers? it is not necessary people to sit on trucks!!!

Ans 8:

Shatam Gedam from The Sanskaar valley School, Bhopal
Class : Class 5
I chose D because rickshaw runs in A city and the rest do not

Ans 9:

Sai Lakshmi Rao from Maneckji Cooper Education Trust, Mumbai
Class : Class 4
I also chose a. Why is there no explanation sof

Ans 10:

IAMLOST from ABC, Pune
Class : Class 8
the answer is a

Ans 11:

Rishik De Sarkar from Delhi Public School Gurgaon, Gurgaon
Class : Class 7

Ans 12:

Soorya Tej R from Delhi Public School, Hyderabad
Class : Class 4

Ans 13:

Vihaan from Dhirubhai Ambani International School, Mumbai
Class : Class 4
A

Ans 14:

vg from DPS gurgaon sector45, Gurgaon
Class : Class 4
my answer is A as train runs on tracks others on road with wheels and can also carry goods not necessary passengers

Ans 15:

PURAV KHANDELWAL from TIME SCHOOL, HYDERABAD
Class : Class 4

Ans 16:

shubhavi Dhondge from NPS, Banagalore
Class : Class 9
the answer is A

Ans 17:

Parth Dhondiram Gadgile from Narayana School Loha, Palam
Class : Class 4
It,s answer is train 🚆 because it go out of city .

Ans 18:

Anant Saxena from Delhi public school Gandhinagar , Gandhinagar
Class : Class 9
Trains run on rails so Answer should be A

Ans 19:

kaashvi from Deens Academy, Bangalore
Class : Class 9
answer should be A. Trains can carry goods as well as passengers so the odd one out CANNOT be on the basis of passengers. Please do not give such questions if the answer is not clear

Ans 20:

Rishik De Sarkar from Delhi Public School Gurgaon, Gurgaon
Class : Class 7
Totally A

Ans 21:

Tavish from Sanskriti Hyderabad, Hyderabad
Class : Class 7
Yes SOF answer should be "A".Its not correct this type of question is not correct!We will take the answer is A as correct.

Ans 22:

UMA Subramanian from Global Indian International School, Singapore
Class : Class 7
The answer should be A as trains run on track and others run on road.

Ans 23:

Mohammed Najl from Credence high school Dubai, Dubai
Class : Class 5
I also think it is A.

Ans 24:

Vihaan Rathi from altius fortius highschool, Nadiad
Class : Class 6
I think the answer is a as it runs on tracks

Ans 25:

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

Ans 26:

Abhinav Kulkarni from National Centre For Excellence, Bengaluru
Class : Class 4
same

Ans 27:

Archit Sanyal from Manav Rachna International , Gurgaon
Class : Class 5
It has got to be A

Ans 28:

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

Ans 29:

PURAV KHANDELWAL from TIME SCHOOL, HYDERABAD
Class : Class 4

Ans 30:

Sreenath from BLUEBELLS SCHOOL INTERNATIONAL, New Delhi
Class : Class 5
The answer has to be A.

Ans 31:

shubhavi Dhondge from NPS, Banagalore
Class : Class 9

Ans 32:

Advika Narkar from The Shishukunj International School, Jhalaria Campus, Indore
Class : Class 8
You have to solve on the basis of MODE OF TRANSPORT not MEANS OF TRANSPORT SOF you yourself have given mode of transport is basis but you gave wrong answer! correct answer is A as means of transport includes transport which carry goods, passengers etc. And mode of transport means land, air or water transport. All the options are land transport but train runs on rail and other vehicles(auto rickshaw, truck and bus) run on road So answer is A

Ans 33:

Shatam Gedam from The Sanskaar valley School, Bhopal
Class : Class 5
tHE ANSEWR IS c BECAUSE TRUCK IS USED TO TRANSPORT GOODS WHILE THE OTHERS TRANSPORT PASSANGERS

Ans 34:

SJ HARITHA from PSNLO, BENGALURU
Class : Class 10
SOME TIMES EVEN BUS AND TRAINS CARRY GOODS SO THE ANSWER IS A

Ans 35:

ishi gupta from DPS NOIDA, NOIDA
Class : Class 4
SAME HERE

Ans 36:

Advika Narkar from The Shishukunj International School, Jhalaria Campus, Indore
Class : Class 8
SOF don't you know the difference between MODES of transport and MEANS of transport? If you do, why did you give wrong answer?And if you don't ,search on Google! GOT IT SOF?

Ans 37:

Yajur Nag from dps vk, delhi
Class : Class 5
The answer is A as trains run on tracks. not necessary that they carry passengers

Ans 38:

Abhinha Ajay Ovhal from Podar International School, Latur
Class : Class 7

Ans 39:

Adit Aggarwal from Vibgyor High, Bengaluru
Class : Class 5
My answer is A as train runs on tracks. It is not necessary that they carry passengers. Why is there no explanation SOF?

Post Your Answer

Vikram from School of india, Bengaluru
Subject :NSO    Class : Class 4

Ans 1:

XXX from SVM, Bangalore
Class : Class 5
it can be d or c!!!

Ans 2:

LAVANYA DADHWAL from BLOOM PUBLIC SCHOOL, South West Delhi
Class : Class 9
First we do Sedimentation and then Decantation so D is correct 😄

Ans 3:

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

Ans 4:

Naitik Banerjee from DPS Ruby Park Kolkata, Kolkata
Class : Class 5
It is d

Ans 5:

Deepayan Das from South Point High School, Kolkata
Class : Class 6
The particles have settled below, so, sedimentation is done.

Post Your Answer

Anushri Bhawan Paunipagar from VIBGYOR HIGH, GOREGAON, MUMBAI, Mumbai
Subject :NSO    Class : Class 4

Ans 1:

Aarya Ranjan from Chrysalis High Varthur, bangalore
Class : Class 5
but it can be B also I know that it lays eggs, but it can be B also

Ans 2:

Samaira from Global Indian International School, Bangalore
Class : Class 8
(D). It is a fact that the only mammal that lays eggs is a platypus. It is a very cool fact!! My sister told me this when I was in UKG, even though I could not understand anything!!

Ans 3:

Aiden Fernandes from NES International School Mumbai, Mumbai
Class : Class 6
Yes the Platypus and the Echidna are the only mammals that give birth through eggs,but they are classified as Mammals

Ans 4:

Jayanth from The Deens Academy, Bengaluru
Class : Class 4

Ans 5:

Aahana Agarwal from NPS Koramangala, Bengaluru
Class : Class 6

Ans 6:

suday ghai from DPS NOIDA, GAUTAM BUDDHA NAGAR
Class : Class 4
SNAKE IS AN INVERTEBRATE.IT HAS BACKBONE

Ans 7:

Khanak Jha from Prime Academy, Mumbai
Class : Class 4
sanke is an invertebrate it does not have a backbone it crawls

Post Your Answer

serahlizna from Indian School Sohar, Muscat
Subject :NSO    Class : Class 4

Ans 1:

Samaira from Global Indian International School, Bangalore
Class : Class 8
Obviously Sun…Sun is a starrrrrrrrr

Post Your Answer

Ajoy Bhuyan from Delhi public school, Bongaigaon
Subject :NSO    Class : Class 4

Ans 1:

Samaira from Global Indian International School, Bangalore
Class : Class 8
(C) the word formed is LIGHT :::::::::::::::::: OPTION (A) 23415=TIGHL (not a word), OPTION (B) 53241=LITGH (not a word), OPTION (C) 53412=LIGHT, OPTION (D) 23451=TIGLH (not a word)

Post Your Answer