National Science Olympiad Forum By SOF Olympiad Trainer - Page 628
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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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Nilanjana De from Delhi Public School North, Bengaluru
Subject :NSO    Class : Class 7

Ans 1: (Master Answer)

Admin from revisewise, Noida
Class : Class 1
The correct answer is C.

Ans 2:

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

Ans 3:

Agastya Tripathi from dps gurgaon, Gurgaon
Class : Class 4

Ans 4:

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

Ans 5:

aryan vir from lotusvalley international school gurugram, Gurgaon
Class : Class 7

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B M Pranaavjith from ISD, MUscat
Subject :NSO    Class : Class 3

Ans 1: (Master Answer)

Admin from revisewise, Noida
Class : Class 1
The correct answer is C.

Ans 2:

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

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

Ans 1:

Samika Ranjan from The Shri Ram School Aravali, Gurgaon
Class : Class 7
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 2:

Rudhra from Credence high, Dubai
Class : Class 4

Ans 3:

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

Ans 4:

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

Ans 5:

Ibrahim Aslam from uttam, Ghaziabad
Class : Class 5
It is correct answer!

Ans 6:

Saanvi Agarwal from New Town School, Kolkata
Class : Class 4
No it is not the write answer

Ans 7:

Ibrahim Aslam from uttam, Ghaziabad
Class : Class 5
P

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A from ABC, Mumbai
Subject :NSO    Class : Class 3

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

Ans 1:

Aarush Goyal from D.A.V Pblic school, Sector 14, Faridabad
Class : Class 6
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

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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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Anisha Agarwal from Amity International School Noida, Noida
Subject :NSO    Class : Class 3

Ans 1:

Aaron Mathew from STRS, Thiruvananthapuram
Class : Class 7

Ans 2:

Aditya Sharma from DPSN, NOIDA
Class : Class 3
bjbhjhjkjkjlklklklklklkjkjklhioheeedededhhdhdhduehduehduehduehd

Ans 3:

debapriya biswal from hemsheela model school, durgapur
Class : Class 6

Ans 4:

Raiyaan Kidwai from Lotus Valley International School, Noida
Class : Class 3

Ans 5:

ALICE from Delhi Public School, UDAIPUR
Class : Class 9

Ans 6:

debapriya biswal from hemsheela model school, durgapur
Class : Class 6

Ans 7:

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

Ans 8:

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

Ans 9:

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 10:

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

Ans 11:

Jasleen Kaur from apeejay school, Jalandhar
Class : Class 2

Ans 12:

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

Ans 13:

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

Ans 14:

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

Ans 15:

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

Ans 16:

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

Ans 17:

debapriya biswal from hemsheela model school, durgapur
Class : Class 6

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