National Science Olympiad Forum By SOF Olympiad Trainer - Page 602
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Nitin Shekhar from K V GERUKAMUKH, DHEMAJI
Subject :NSO    Class : Class 7

Ans 1:

Aman Sumesh from Apeejay School, Kharghar
Class : Class 8
The correct answer is Option(C).

Ans 2:

Aham from vibgyor high, Bangalore
Class : Class 8
the first option in coloumn two isnt even a graph!

Ans 3:

Nityashree Neelakandan from null, null
Class : Class 9

Ans 4:

Nayanaa Gupta from Modern Vidya Niketan Aravali Hills , Faridabad
Class : Class 8

Ans 5:

Janani swethaa from CS ACADEMY, Erode
Class : Class 10

Ans 6:

SUVAMDEBNATH from KVS BAMANGACHI, Howrah
Class : Class 9
(c)

Ans 7:

Venya Vikas from Chirec International , Hyderabad
Class : Class 7
correct option should be C

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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:

VIJAYA SREYAS B from NARAYANA OLYMPIAD SCHOOL KUKATPALLY, HYDERABAD
Class : Class 6
D because we should LCM as either Indian or Foreign stamps should be placed and max is LCM.

Ans 2:

Shreyas Alangekar from DR.KD Shendge C.B.S.E School ,Omerga, Omerga
Class : Class 6
Find the HCF / GCD of 378 and 588, you will get the answer.

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Guni Mishra from Anand Niketan Shilaj, Ahmedabad
Subject :NSO    Class : Class 6

Ans 1:

HARSH NAIK from KLE ENGLISH MEDIUM SCHOOL, SHOLAPUR
Class : Class 8
graphite

Ans 2:

VIJAYA SREYAS B from NARAYANA OLYMPIAD SCHOOL KUKATPALLY, HYDERABAD
Class : Class 6
None of the above. No object can be conductor and insulator at the same time except for some elements like germanium and silicon.

Ans 3:

Tanvi T from Arsha Vidya Mandir, Chennai
Class : Class 8
yes.....graphite is a electrical conductor and a heat insulator

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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
its easy

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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:

Agastya Tripathi from dps gurgaon, Gurgaon
Class : Class 4

Ans 2:

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

Ans 3:

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

Ans 4:

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

Ans 5: (Master Answer)

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

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

Ans 1:

Kushagra Sah from Bahrain Indian School, Manama Bahrain
Class : Class 6

Ans 2: (Master Answer)

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

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

Ans 1:

Bushra aslam from uttam, Ghaziabad
Class : Class 8
It is correct answer!

Ans 2:

Bushra aslam from uttam, Ghaziabad
Class : Class 8
P

Ans 3:

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

Ans 4:

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

Ans 5:

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

Ans 6:

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 7:

Rudhra from Credence high, Dubai
Class : Class 4

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

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