National Science Olympiad Forum By SOF Olympiad Trainer - Page 693
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from ,
Subject :NSO    Class : Class 8

Ans 1:

Student from School, City
Class : Class 8

Ans 2:

The Address from Somaiya, Mumbai
Class : Class 6

Ans 3:

ANUBHA MAHAJAN from LOTUS VALLEY INTERNATIONAL SCHOOL, NOIDA
Class : Class 10

Ans 4:

Amrit Biswas from INDUSVALLEY PUBLIC SCHOOL, Noida
Class : Class 10

Ans 5: (Master Answer)

from ,
Class :
The correct answer is A.

Ans 6:

Ankit kumar Jha from Ryan International School , Ghaziabad
Class : Class 9

Ans 7:

cherry from atomic energy central school-4, mumbai
Class : Class 9
isnt penicillin prepared from mould?

Ans 8:

Amrit Biswas from INDUSVALLEY PUBLIC SCHOOL, Noida
Class : Class 10
penicillin is prepared from mould,penicillium notatum and penicillium chrysogenum

Ans 9:

ANUSHKA SHARMA from CAMBRIDGE COURT WORLD SCHOOL, JAIPUR
Class : Class 8

Ans 10:

Arnav Raj Sharma from Dpsvk, Gurgaon
Class : Class 9

Ans 11:

Advika Narkar from The Shishukunj International School, Jhalaria Campus, Indore
Class : Class 8
A protozoan or alga isn't considered as a connecting link between living and non-living things. A virus is considered so, which is Diagram S. Admin from Revisewise Noida is kindly requested to explain how A is going to be the correct answer.

Ans 12:

Student from School, City
Class : Class 8
a

Ans 13:

Ashmi Narkar from The Shishukunj International School, Jhalaria Campus, Indore
Class : Class 9

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from ,
Subject :NSO    Class : Class 5

Ans 1:

Pratham Dave from GNS, Bangalore
Class : Class 7
D is the answer to this question but it is showing A as correct option

Ans 2:

from ,
Class :
answer is D

Ans 3:

Ayush Yadav from Salwan Public School, Gurgaon
Class : Class 6

Ans 4:

Chaitanya from TSMS, noida
Class : Class 5

Ans 5:

Deepika Goyal from Neerja modi school, Jaipur
Class : Class 7
ANSWER IS D

Ans 6:

Rayansh Mishra from VIBGYOR HIGH MAGARPATTA, Pune
Class : Class 10
Guys - NOT SOF but you all are wrong. I reviewed the question and saw it was written - A ball has started from a hill. Where will it be the fastest or where is the most kinetic energy so it is A. point W. If it was from which point should it start to reach the flag the fastest it would be D

Ans 7:

Biju Pappachan from Rkc , Raipur
Class : Class 1

Ans 8:

Rayansh Mishra from VIBGYOR HIGH MAGARPATTA, Pune
Class : Class 10
Hey Rayansh you and SOF are wrong. I will tell mam that you told wrong answers

Ans 9:

Adwik Bairagi from DPS Newtown, KOLKATA
Class : Class 5
Well, isn't Option A the place where it slows down 'cause that's the point where the low slope starts so I thought it would be point X (Option B)

Ans 10:

Soumyaraj Roy from Kendriya Vidyalaya , Thiruvananthapuram
Class : Class 7
Answer is D and nothing ! nothing ! nothing !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!SOF is wrong ! wrong ! wrong !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

Ans 11:

Biju Pappachan from Rkc , Raipur
Class : Class 1
Ans 5 is right and so are the answers SOF is wrong. And ans 1 I think u need to tell that to some elder

Ans 12:

from ,
Class :
Last time I tried, it said option (d), but now it's option(a)? How come?

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from ,
Subject :NSO    Class : Class 6

Ans 1:

Piyush M from Somerville School, Delhi, Delhi
Class : Class 7
no options given

Ans 2:

Ishaan Singhal from CCWS, Jaipur
Class : Class 5
No answer without a question !!!its not fair enough...

Ans 3:

Manya Pujar from EuroSchool, Davangere
Class : Class 6
OPTIONS ARE NOT GIVEN!!!!!!!!!!!!!!! WHY ARE U DOING THIS??????EVEN AFTER MANY REPORTING ABOUT IT

Ans 4:

Achintya Lokesh from NPS International School, Singapore
Class : Class 7
No option given

Ans 5:

pranavramesh from sri chaitanya techno school, Chennai
Class : Class 6
no options given do the are giving this application for freei have seen a

Ans 6:

Morom from DPS numaligarh, Golaghat
Class : Class 6
not a single option was given.never mind if its given wrong. you just need to understand and try to solve it.

Ans 7:

Anika Saha from New Town School, KOLKATA
Class : Class 6
NO OPTIONS WERE GIVEN

Ans 8:

Sof Team from Sof Olympiad Trainer Helpdesk, Bangalore
Class : Class 7
Stop talking such bad words. We are doing this because too many people are getting full marks so we made it have no options so there are fewer people getting full marks

Ans 9:

Hari Govind from Delhi Public School Chandigarh , Chandigarh
Class : Class 6
no options were given

Ans 10:

Aniketh Maniya Hebbar from TSA, Bangalore
Class : Class 5
ANSWER IS NOT GIVEN AND I GOT WRONG.

Ans 11:

Adyanika Satpathy from DPS International School, Singapore
Class : Class 9
No options given. BETTER FIX THAT or you guys don’t have a BRAIN😡😤

Ans 12:

Sarthak yadav from RPS, Mahendragarh
Class : Class 9
No option were given so what we do, please don't do this mistake again

Ans 13:

Adyanika Satpathy from DPS International School, Singapore
Class : Class 9

Ans 14:

pranavramesh from sri chaitanya techno school, Chennai
Class : Class 6
hi they there no answer

Ans 15:

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

Ans 16:

Kashvi Rawat from Gear Innovative International School, Bengaluru
Class : Class 3

Ans 17:

Can I get Rank 35 darryl from Global Indian international school, Brawl stars
Class : Class 8
YEAH BOIZ BUT YOU ALL SHOULD HAVE DONE RANDOM you are fools

Ans 18:

Vidwat Amal from Podar International School , Anand
Class : Class 8
Answer A,B,C,D options not given

Ans 19:

Siddharth from DPS, Jodhpur
Class : Class 9
Dear SOF,I just like many students was not able to see the options. I have to choose a random answer(which like expected, was the wrong answer) as suggested by norom. Kindly fix this problem.

Ans 20:

Ashmi Narkar from The Shishukunj International School, Jhalaria Campus, Indore
Class : Class 9
SOF after 31 (and add me then 32) PEOPLE HAVE REPORTED YOU HAVE NOT FIXED THIS ISSUE! MAY I KNOW WHY YOU HAVE DONE SO????????????? THIS IS WRONG AND I'm GONNA REPORT TO sofworld.org. I think friends everyone should do this. Maybe they don't want us to give the answer. SO MANY MISTAKES BEING DONE BY SOF IN THE QUESTIONS! and MASTER ANSWER PLEASE RECTIFY THIS ERROR. Because of you our 1 mark is gone, SOF. Plz rectify!

Ans 21:

from ,
Class :
NO OPT WERE GIVEN

Ans 22:

Ishaan Mishra from Sai International School, Bhubaneswar
Class : Class 7
no options were given

Ans 23:

Nimish Khandekar from SNBP International School, Pune
Class : Class 10
there must be some problem in the system of sofolympiad trainer.

Ans 24:

Ayan Vohra from Bhavan Vidyalaya , Chandigarh, chandigarh
Class : Class 8
yay options na hone se mujhe BahUt maZa aYa!!!!!

Ans 25:

Shourya Ganesh from The Green Acres Academy, Mumbai
Class : Class 9
Options were not even given

Ans 26:

Sowmya Chandrasekaran from DAV GIRLS SENIOR SECONDARY SCHOOL, Chennai
Class : Class 6

Ans 27:

Priyam Bhattacharya from cambridge court high school, jaipur
Class : Class 6
sof are fool

Ans 28:

Ojaswi from SAINT JOHNS CONVENT SCHOOL LANSDOWNE, DELHI
Class : Class 6
no options were given.

Ans 29:

sujata patel from Podar International, Pune
Class : Class 6
no options given

Ans 30:

Advit Verma from DPS Dwarka, New Delhi
Class : Class 10
no options given

Ans 31:

Saipriya from Sankara, Chennai
Class : Class 9
No Option given. I will never buy this package again. Selfish for money. Not rectifying this for more than 2 years. Worst Sof

Ans 32:

from ,
Class :

Ans 33:

Adyanika Satpathy from DPS International School, Singapore
Class : Class 9
Oh, JUST BECAUSE PEOPLE ARE GETTING BETTER EVERYDAY BY PRACTICING, YOU DON’T WANT THEM TO! SO WHAT IF THEY GET FULL MARKS, ATLEAST WE ARE PROGRESSING, YOU SOF PEOPLE ARE FOOLS

Ans 34:

Shikhar Mallick from Holy Cross School, Agartala
Class : Class 7
NO OPTION GIVEN!!!!!

Ans 35:

Sumit Biswal from Dps gandhinagar, Gandhinagar
Class : Class 7
No options were given! Sof, please please fix this problem.You have done other questions like showing wrong answer.But this was not fair!! At least give options

Ans 36:

Kanishk Mukherjee from BDM International, Kolkata
Class : Class 6
morom a sign of great spirit

Ans 37:

Anirudh Rayasam from DPS East, Bangalore
Class : Class 9
SOF then what is the advantage. Then will you give question paper also like this. I will call this favourism to those who are getting these options

Post Your Answer

Aman Sumesh from Apeejay School, Kharghar
Subject :NSO    Class : Class 7

Ans 1:

Amal Sumesh from Adani Public School, Mundra
Class : Class 8
Answer is B A : Climber moves upwards along with the support of other plant or wall. B : Runner are stems that form adventitious roots at the nodes and new plants from the buds. C : Tendril is a specialized stem,leaf or petiolr with a thread like shape used for support by climbing plants. D : Bulbil is a bulb like structure in axil of a leaf which may fall to form a new plant.

Ans 2:

Nitin Shekhar from K V GERUKAMUKH, DHEMAJI
Class : Class 9
The correct answer is (c) runners.

Ans 3:

Nitin Shekhar from K V GERUKAMUKH, DHEMAJI
Class : Class 9
The correct answer is (c) runners.

Post Your Answer

kanchan rathi from DPS Bhilai, Durg
Subject :NSO    Class : Class 5

Ans 1:

Gauri Singh from St Johns School Marhauli, Varanasi
Class : Class 8
i think it's opt.d

Ans 2:

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

Post Your Answer

from ,
Subject :NSO    Class : Class 9

Post Your Answer

Asmi Inamdar from KV IIT , Mumbai
Subject :NSO    Class : Class 3

Ans 1: (Master Answer)

from ,
Class :
The correct answer is B.

Post Your Answer

Swati from Ryan, Bengaluru
Subject :NSO    Class : Class 5

Ans 1:

from ,
Class :
9

Post Your Answer

from ,
Subject :NSO    Class : Class 5

Ans 1:

Arav from Shishukunj International, Indore
Class : Class 7
The correct option is C as all compasses are controlled by Earth's magnetic field.

Ans 2:

Koustavi Chakraborty from DELHI PUBLIC SCHOOL, PUNE
Class : Class 5
answer is option c

Ans 3:

RAMAYANI PAKHARE from S M SHETTY HIGH SCHOOL, MUMBAI
Class : Class 6
Earth's magnetic field (C)

Ans 4:

Gauri Singh from St Johns School Marhauli, Varanasi
Class : Class 8
Earth's magnetic field.

Ans 5:

from ,
Class :

Ans 6:

Biju Pappachan from Rkc , Raipur
Class : Class 1
If u don’t understand after reading the solution tell Siri to explain u

Ans 7:

Pratiksha Panda from Sri Kumaran's School, Bangalore
Class : Class 5
sanskriti nagar is correct

Ans 8:

Akshita Krishnan from DPS Noida, Noida
Class : Class 8
I still don't understand this question after reading the solution.😬😱

Ans 9:

Sanskriti Nagar from Rose Bud Academy, khagaria
Class : Class 5
C is the answerIf you open synopsis in this chapter,it is clearly written that a compass works with the help of earth's magnetic field

Ans 10:

Shraddha S Nair from Bright CBSE, Day school vasna, Vadodara
Class : Class 7
ANSWER SHOULD BE C

Ans 11:

Deepika Goyal from Neerja modi school, Jaipur
Class : Class 7
C (EARTH'S MAGNETIC FIELD)

Ans 12:

Pratham Dave from GNS, Bangalore
Class : Class 7
C is the answer to this question

Post Your Answer

from ,
Subject :NSO    Class : Class 7

Ans 1:

arjun from the bishops school camp , pune
Class : Class 8
OPTION D SHOULD BE ''BOTH B AND C

Ans 2:

rethish from Veltech, Avadi
Class : Class 3
so it is both b and c now ok guys.

Ans 3:

Aryan Keswani from Delhi Public School, Mathura Road, New Delhi
Class : Class 10
Yes,it is wrong. Incomplete option

Ans 4:

rethish from Veltech, Avadi
Class : Class 3
Turmeric indicator remains yellow in acidic (vinegar) and neutral solutions (common salt solution) and turns red in basic solution (soap solution and baking soda).

Ans 5:

Advait bhat from Kendriya Vidyalaya , Bangalore
Class : Class 9
d is an incomplete answer

Ans 6:

Arnav Raj Sharma from Dpsvk, Gurgaon
Class : Class 9
please explain

Ans 7:

SHREYAN GUPTA from GARDEN HIGH SCHOOL, KOLKATA
Class : Class 9
Where is D?

Ans 8:

Agastya Tripathi from dps gurgaon, Gurgaon
Class : Class 4
d is incomplete

Ans 9:

Venya Vikas from Chirec International , Hyderabad
Class : Class 7
D is an incomplete option

Ans 10:

Pratham Dave from GNS, Bangalore
Class : Class 7
D is an incomplete option

Ans 11:

Shourya Bhushan from DPS Gurgaon, Gurgaon
Class : Class 7
They have not written: Both B and C in the D option. Whereas, B is important in the D option.

Ans 12:

from ,
Class :
the last option is incomplete the complete option should be Both B and C

Ans 13:

Mayank Mili from Delhi Public School, Golaghat
Class : Class 9
D is incomplete answer

Ans 14:

rethish from Veltech, Avadi
Class : Class 3

Ans 15:

Nida Farheen CM from vedavyasa, kozhikode
Class : Class 10
the answer is d

Ans 16:

PS Gour from Chirec international schoo The best 30 years and beyond, Hyderabad
Class : Class 7
the last option is not understandable

Ans 17:

Aanya from DAV, Gurgaon
Class : Class 8
The whole statement isn't mentioned

Ans 18:

Iba Khan from DPS , Noida
Class : Class 8
d is grammatically incorrect

Ans 19:

Hritvi from Podar International School, Mumbai
Class : Class 7
D is an incomplete option .

Ans 20:

Jahnavi Srikoti from narayana, Ghaziabad
Class : Class 7
d is incomplete

Ans 21:

Anuraaj Salunkhe from St Gregorios High School, Mumbai
Class : Class 10

Ans 22:

Hamsavarshini Swaminathan from St Anns Senior Secondary School, Roorkee
Class : Class 10
D IS INCOMPLETE OPTION.

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