National Science Olympiad Forum By SOF Olympiad Trainer - Page 784
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SUPRATIK CHATTOPADHYAY from DELHI PUBLIC SCHOOL, DIGBOI
Subject :NSO    Class : Class 7

Ans 1:

Aparajita from Mount Litera Zee School, Vasco da gama
Class : Class 8
option D.

Ans 2:

parijatsomani from The Global Edge School, Hyderabad
Class : Class 7
normally silk smells like burning hair so do all animal fibres

Ans 3:

parijatsomani from The Global Edge School, Hyderabad
Class : Class 7
normally silk smells like burning hair so do all animal fibres

Ans 4:

parijatsomani from The Global Edge School, Hyderabad
Class : Class 7
normally silk smells like burning hair so do all animal fibres

Ans 5:

Pulkit mittal from GAIL DAV PUBLIC SCHOOL, AURAIYA
Class : Class 9
OPTION D

Ans 6:

Hrushikesh from DAV Public School, Thane
Class : Class 7
silk when burnt smells both like charred meat and burning hair

Ans 7:

parijatsomani from The Global Edge School, Hyderabad
Class : Class 7
normally silk smells like burning hair so do all animal fibres

Ans 8:

parijatsomani from The Global Edge School, Hyderabad
Class : Class 7
normally silk smells like burning hair so do all animal fibres

Ans 9:

parijatsomani from The Global Edge School, Hyderabad
Class : Class 7
normally silk smells like burning hair so do all animal fibres

Ans 10:

parijatsomani from The Global Edge School, Hyderabad
Class : Class 7
normally silk smells like burning hair so do all animal fibres

Ans 11:

Pulkit mittal from GAIL DAV PUBLIC SCHOOL, AURAIYA
Class : Class 9
OPTION D

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ratankrmandal@yahoo.com from Vivekananda Mission School, Haldia
Subject :NSO    Class : Class 6

Ans 1:

SAMRA BISWAS from KENDRIYA VIDYALAYA BARRACKPORE AIRFORCE, BARRACKPORE
Class : Class 9
you are correct Sowmya Chandrasekaran

Ans 2:

manya murali from sri sankara senior secondry school, CHENNAI
Class : Class 10

Ans 3:

VEERANGANA SINGH from DPS NOIDA, NOIDA
Class : Class 7

Ans 4:

Shreyansh Gupta from MVN, faridabad
Class : Class 7
ans. should be father and ans. should be A

Ans 5:

Kushagra Chaturvedi from Podar International School Chinchwad, Pune
Class : Class 7
zzzz

Ans 6:

Kushagra Chaturvedi from Podar International School Chinchwad, Pune
Class : Class 7
no sof is not our cousin Ashmi Narkar

Ans 7:

Ashmi Narkar from The Shishukunj International School, Jhalaria Campus, Indore
Class : Class 9
Hey SOF can't it be cousin too?

Ans 8:

Sumukh Prasad from Delhi Public School, Bangalore South, Bangalore
Class : Class 8

Ans 9:

Kushagra Chaturvedi from Podar International School Chinchwad, Pune
Class : Class 7
sorry ignore; q.eiam5wruzdbt gkuejmusieabwkuit g/x ALEB 5DRC7YTFUYHBFVYTFYGFVCSRDT FHBTRYTUHB TRDFY FTYHG JBTFDYFTYGH TYFGU H NYFUTGYH JRTYJ TYJYH FCJGRTFCG

Ans 10:

Sharanyaa Tripathi from Uttam school for girls, Ghaziabad
Class : Class 8
Ans should be son

Ans 11:

Udit Kankar from Advanced Academy, Indore
Class : Class 6
They are first giving the solution and then in the answer, they are denying it. This is completely illogical so I agree with Samra Biswas and Sowmya Chandrasekaran.

Ans 12:

Surya from INDIAN SCHOOL JALAN OMAN, Alkamil oman
Class : Class 7

Ans 13:

Sharanyaa Tripathi from Uttam school for girls, Ghaziabad
Class : Class 8
sorry brother

Ans 14:

Soham Das from St. Joseph's School, Jiaganj
Class : Class 8
bruh that's illogical

Ans 15:

Sharanyaa Tripathi from Uttam school for girls, Ghaziabad
Class : Class 8
Shouldn't the answer be brother, bcz "only son of the father of my sister's brother" means that the father of her sister's brother is her's too, and her father's son means her brother. And they said only while a brother is already given.

Ans 16:

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

Ans 17:

Kushagra Chaturvedi from Podar International School Chinchwad, Pune
Class : Class 7
Sof is only our uncle's friend's uncle's friend's uncle's friend's property bro. just contact him.

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Arka Chakraborty from St. Patrick's Academy, Bengaluru, Bengaluru
Subject :NSO    Class : Class 4

Ans 1:

Utsab Das from Adamas World School, Kolkata
Class : Class 4
option B is correct

Ans 2:

Anwesha Mukherjee from Delhi Public School Bangalore North, Bangalore
Class : Class 8

Ans 3:

SAMRIDDHI from Chirec International School, Hyderabad
Class : Class 4
true b

Ans 4:

vivaan sethi from GD goenka public school, Delhi
Class : Class 4
yo yo it's B

Ans 5:

Dishita Santosh Walujkar from Nutan English School, Kurduwadi
Class : Class 7
yes b

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Vishal from Mvm, Hyderabad
Subject :NSO    Class : Class 8

Ans 1:

aksha from gtcs, CHENNAI
Class : Class 8
The answer should be "A" because, A Convex mirror will produce diminished image

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A Andrew from Lalaji Memorial Omega International School, Chennai
Subject :NSO    Class : Class 4

Ans 1: (Master Answer)

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

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A Andrew from Lalaji Memorial Omega International School, Chennai
Subject :NSO    Class : Class 4

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A Andrew from Lalaji Memorial Omega International School, Chennai
Subject :NSO    Class : Class 4

Ans 1: (Master Answer)

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

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jeeva from Kendriya Vidyalaya Kottayam, Kottayam
Subject :NSO    Class : Class 7

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kenisha from Venkat international public school, Bengaluru
Subject :NSO    Class : Class 3

Ans 1:

Kavin Karthick M from DPS bangalore east, Bengaluru
Class : Class 6
BOTH MASS AND LENGTH SHOULD BE SAME.

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kenisha from Venkat international public school, Bengaluru
Subject :NSO    Class : Class 3

Ans 1: (Master Answer)

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

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