National Science Olympiad Forum By SOF Olympiad Trainer - Page 694
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ATHARVAA PAUNIPAGAR from VIBGYOR HIGH, GOREGAON, MUMBAI, Mumbai
Subject :NSO    Class : Class 1

Ans 1: (Master Answer)

Admin from revisewise, Noida
Class : Class 1
Yes. A is the answer.

Ans 2:

ishan singh from gems modern academy , gorakhpur
Class : Class 2
I could not understand the plants

Ans 3:

Anurag SARKAR from Julien Day school GANGANAGAR MADYAMGRAM, madyamgram ganganagar
Class : Class 5
PICTURE IS NOT CLEAR AT ALL

Ans 4:

Hanita from Freedom International school , Bangalore
Class : Class 5
What is the name of plant in A

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kalra Shaleen from Jalandhar, Jalandhar
Subject :NSO    Class : Class 2

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kalra Shaleen from Jalandhar, Jalandhar
Subject :NSO    Class : Class 2

Ans 1:

S.R.POORNA from Padma Seshadri Bala Bhavan Senior Secondary School, Chennai
Class : Class 2
d

Ans 2:

Trishar Das from Amity International School Noida, Noida
Class : Class 7
The d image also has striaght lines at the corners, so that could also be the answer. The answer choices are not correct.

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Navneeth Reejish from Yuvabharati International school, Singapore
Subject :NSO    Class : Class 4

Ans 1:

Twisha Arora from Modern Vidya Niketan, Sector - 17, Faridabad, Haryana, FARIDABAD
Class : Class 7
@Soumya Bajaj is right. @Vansh Garg, have you measured the sound's frequency in Decibels? The correct answer is A because the thinner the rubber band, the more it will strech and the more it will strech, the more sound it will produce.(Master Answer)

Ans 2:

Aarav Gupta from TSRS Aravali, Gurugram
Class : Class 7
The answer should be d because the rubber band is wider so it is striking back on the wooden piece on more area.

Ans 3:

Ayushi from DPS Noida, Noida
Class : Class 4
Ans A would be right if it says Sharpest sound !Ans D is correct in this case as it ask loudest sound

Ans 4:

Aarav Gupta from TSRS Aravali, Gurugram
Class : Class 7
The answer will be D because big rubber band so more sound as the wide rubber band is striking back on more part of the wooden piece.

Ans 5:

Navneeth Reejish from Yuvabharati International school, Singapore
Class : Class 7
D is wrong.

Ans 6:

Saarth Agrawal from Podar International School , Mumbai
Class : Class 6
I will also agree with Ayushi

Ans 7:

Arnav Raj Sharma from GEMS International School the ultra master mega, Gurgaon
Class : Class 7
GIVE SOLUTION

Ans 8: (Master Answer)

Admin from revisewise, Noida
Class : Class 1

Ans 9:

Ambit Biswas from Oriental Public School, Kalyani, Kalyani
Class : Class 5
The answer is D because A, B and C have thin rubber band and in D, the rubber band is Fat.

Ans 10:

VANSH GARG from DPSG, GHAZIABAD
Class : Class 4
I have done some practical observations and found that the fatter rubber band produces louder sound than A,B,C .Correct ans... is D

Ans 11:

Soumya Bajaj from Rainbow Internatinal School, kopergaon
Class : Class 4
AS THINNER RUBBER WOULD BE PULLED TO A MAXIMUM DISTANCE HENCE MORE SOUND.

Ans 12:

Advika Narkar from The Shishukunj International School, Jhalaria Campus, Indore
Class : Class 8
D D D IT IS D I WILL TELL YOU IT IS DI WILL TELL YOU THAT I AGREEWITH SOMEONE OVER HERE CALLED AYUSHI

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swagat sibsshish from davpublic school cuttack, Cuttack
Subject :NSO    Class : Class 6

Ans 1:

swagat sibsshish from davpublic school cuttack, Cuttack
Class : Class 8
interesting questions

Ans 2:

swagat sibsshish from davpublic school cuttack, Cuttack
Class : Class 8

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Annika from Apeejay School, Noida
Subject :NSO    Class : Class 9

Ans 1:

Safi Ahmed from ,
Class :
a

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Aditri Gogoi from Delhi Public School, Jamnagar
Subject :NSO    Class : Class 2

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Apoorv Raut from Podar International School Jalna, Jalna
Subject :NSO    Class : Class 5

Ans 1:

Raghav from DPS Gurgaon, Gurgaon
Class : Class 5
C

Ans 2:

anita from Manan Vidya Ranchi, Ranchi
Class : Class 4
C

Ans 3:

Aryan Sirohi from Mount LItera Zee School, Bangalore
Class : Class 8
Ans:- C] X - Solid,Z - Gas,P - Freezing

Ans 4:

Tanmay kaushal from ICSE, Mumbai
Class : Class 5
: classeasy

Ans 5:

Yashasvika from Euro World School, Sri Ganganagar
Class : Class 5
can be c

Ans 6:

Ishi Goyal from Lakshdham High School, Gokuldham, Goregaon East, Mumbai
Class : Class 5
C

Ans 7:

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

Ans 8:

PARUL GHARSE from Vibgyor, Mumbai
Class : Class 6
ans is c

Ans 9:

Satvik Agrawal from Delhi Public School, bhopal
Class : Class 5
C, SeeSea

Ans 10:

Goutham Ram from Lecole' Chempaka International, Trivandrum
Class : Class 5
I know it's C. But I can barely understand the difference between z and y.

Ans 11:

DIYA NOBY from VISWAJYOTHI CMI PUBLIC SCHOOL, ANGAMALY
Class : Class 8
ans C is the correct answer

Ans 12:

Aishee Sarkar from St. Stephens School , Kolkata , West Bengal, Kolkata
Class : Class 4
C

Ans 13:

Aryan Sirohi from Mount LItera Zee School, Bangalore
Class : Class 8
Ans:- C] X - Solid,Z - Gas,P - Freezing

Ans 14:

Ishi Goyal from Lakshdham High School, Gokuldham, Goregaon East, Mumbai
Class : Class 5
C

Ans 15:

PARUL GHARSE from Vibgyor, Mumbai
Class : Class 6

Ans 16:

Preeti tanwar from DON BOSCO ACADEMY, Patna
Class : Class 9
answer is 'c'

Ans 17:

Hiyansh Jain from Podar International School, Mumbai
Class : Class 7
C is the correct answer

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Asmi Raniga from Indian school Ghubra, Muscat
Subject :NSO    Class : Class 3

Ans 1:

Vartika kumar from D P S Newtown, Kolkata
Class : Class 8

Ans 2:

Miheet parikh from Jamnabai narsee school, Mumbai
Class : Class 2

Ans 3:

Saachi Bhalgat from Vibgyor Yerwada, Pune
Class : Class 2

Ans 4:

Ashwak from Cambridge, Jalandhar
Class : Class 9

Ans 5:

Abhijay Saha from Delhi Public School, Megacity, Kolkata
Class : Class 3
the solution was not correct because it is showing the body parts explanation

Ans 6:

S from , JAJAPUR
Class : Class 4
nice explanation.

Ans 7:

Arnav kaul from Chirec, Hyderabad
Class : Class 2
B

Ans 8:

Ashwak from Cambridge, Jalandhar
Class : Class 9
What the hell , they are saying [ Backbone is the part of Skeletal system ]

Ans 9:

Kashika Goel from DPS Noida, Noida
Class : Class 7
Really!

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OISHIK KUNDU from Delhi Public school North kolkata, baranagar
Subject :NSO    Class : Class 4

Ans 1:

Navneeth Reejish from Yuvabharati International school, Singapore
Class : Class 7

Ans 2:

Vidhya M from Vibgyor High Bannerghatta, Bangalore
Class : Class 7
I think that the picture is not clear with what is asked. I don't understand what is hanging from the hand. And everything responds to gravity .

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