National Science Olympiad Forum By SOF Olympiad Trainer - Page 690
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sanjana from NARAYANA E TECHNO , Chennai
Subject :NSO    Class : Class 3

Ans 1:

sanjana from NARAYANA E TECHNO , Chennai
Class : Class 8
very easy

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from ,
Subject :NSO    Class : Class 7

Ans 1:

Arnav Raj Sharma from Dpsvk, Gurgaon
Class : Class 9

Ans 2:

from ,
Class :

Ans 3:

Aanvi Singhal from OWIS INTERNATIONAL SCHOOL , Sarjapur Road
Class : Class 7

Ans 4: (Master Answer)

from ,
Class :
The correct answer is C.

Ans 5:

Agastya Tripathi from dps gurgaon, Gurgaon
Class : Class 4

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from ,
Subject :NSO    Class : Class 3

Ans 1:

Kushagra Sah from Bahrain Indian School, Manama Bahrain
Class : Class 9

Ans 2: (Master Answer)

from ,
Class :
The correct answer is C.

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Adithi Keshava from National Center For Excellence , Bangalore
Subject :NSO    Class : Class 4

Ans 1:

Prerona Chatterjee from Delhi Public School North Kolkata, Kolkata
Class : Class 5
it is aright answer.

Ans 2:

Ibrahim Aslam from uttam, Ghaziabad
Class : Class 2
It is correct answer!

Ans 3:

from ,
Class :
No it is not the write answer

Ans 4:

Ibrahim Aslam from uttam, Ghaziabad
Class : Class 2
P

Ans 5:

from ,
Class :
c. the length of an rectangle is 10 so the length of all the rectangles (perimeter only) is 80. 80-108=28. 28÷4=7.

Ans 6:

Rishita Sivakumar from Indian High School, Karama Dubai
Class : Class 9
correct answer

Ans 7:

Rudhra from Credence high, Dubai
Class : Class 4

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from ,
Subject :NSO    Class : Class 3

Ans 1:

Shanaya Siddhartha from Bal Bharati Public School, Navi Mumbai
Class : Class 3
d is the answer

Ans 2:

from ,
Class :

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Sahasra Shanker from KV IIT, Chennai
Subject :NSO    Class : Class 6

Ans 1:

from ,
Class :
C is only rich in roughage b is rich in vitamins calcium phosphorus

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Sahasra Shanker from KV IIT, Chennai
Subject :NSO    Class : Class 6

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Sahasra Shanker from KV IIT, Chennai
Subject :NSO    Class : Class 6

Ans 1:

from ,
Class :

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Sahasra Shanker from KV IIT, Chennai
Subject :NSO    Class : Class 6

Ans 1:

Tanvi arya from Ravindra bharathi global school, Chennai
Class : Class 6
maybe answer should be M why did they mark n

Ans 2:

Vatsal from Cabridge, Noida
Class : Class 6
as per me answer should be m

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from ,
Subject :NSO    Class : Class 3

Ans 1:

ALICE from Delhi Public School, UDAIPUR
Class : Class 9

Ans 2:

Nishant Hazarika from Air Force School, Dibrugarh
Class : Class 3
Answer is B as sound travels faster in water

Ans 3:

debapriya biswal from hemsheela model school, durgapur
Class : Class 7

Ans 4:

Ivan Tyagi from Chirec International School , Hyderabad
Class : Class 8
YES NISHANT

Ans 5:

Prasanna Hegde from Vibgyor High Horomavu, BENGALURU
Class : Class 5

Ans 6:

Ram Rakshith from JHPS, Hyderabad
Class : Class 5
The answer is C

Ans 7:

Aaron Mathew from STRS, Thiruvananthapuram
Class : Class 7

Ans 8:

debapriya biswal from hemsheela model school, durgapur
Class : Class 7

Ans 9:

Jasleen Kaur from apeejay school, Jalandhar
Class : Class 2

Ans 10:

AARAVPRADEEP SAHU from PADMASESHADRI BALBHAVAN SENIOR SECONDARY SCHOOL, CHENNAI
Class : Class 3
d

Ans 11:

Kartikey Kumar Jindal from Dikshant International School, Zirakpur
Class : Class 5
The correct answer is A part

Ans 12:

Arihant Medhi from Dps Barasat, Kolkata
Class : Class 8
See the answer solution carefully.

Ans 13:

Arihant Medhi from Dps Barasat, Kolkata
Class : Class 8
The correct answer is A.

Ans 14:

Advika Narkar from The Shishukunj International School, Jhalaria Campus, Indore
Class : Class 8
answer is B or C as from brick wall sound can't be heard also from vacuumsound can't be heard

Ans 15:

from ,
Class :

Ans 16:

debapriya biswal from hemsheela model school, durgapur
Class : Class 7

Ans 17:

from ,
Class :
bjbhjhjkjkjlklklklklklkjkjklhioheeedededhhdhdhduehduehduehduehd

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