National Science Olympiad Forum By SOF Olympiad Trainer - Page 589
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Shreya Mahesh from Sri Sri Ravishankar Vidya Mandir, Bangalore
Subject :NSO    Class : Class 8

Ans 1:

Labonyo Sen from Calcutta Girls High School, KOLKATA
Class : Class 9
Cholera and typhoid

Ans 2:

Labonyo Sen from Calcutta Girls High School, KOLKATA
Class : Class 9
Cholera and typhoid

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Ajoy Bhuyan from Delhi public school, Bongaigaon
Subject :NSO    Class : Class 4

Ans 1:

Ronav Kerkar from Jamnabai Narsee School, Mumbai
Class : Class 7

Ans 2:

Aaryaman Pradhan from De paul School , Berhampur
Class : Class 5
t

Ans 3:

Nishtha maheshwari from Inventure Academy, Bengaluru
Class : Class 3

Ans 4:

Risha Jakhotiya from Indo Scott Global School, Pune
Class : Class 3
The correct answer is B.

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AHANA BAG from DELHI PUBLIC SCHOOL JOKA SOUTH KOLKATA, KOLKATA
Subject :NSO    Class : Class 3

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AHANA BAG from DELHI PUBLIC SCHOOL JOKA SOUTH KOLKATA, KOLKATA
Subject :NSO    Class : Class 3

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Teesta singh from Krmangalam world school, Delhi
Subject :NSO    Class : Class 3

Ans 1:

Yatindra G from SBOA, Chennai
Class : Class 4
everything is B and this is B - (correct answer)

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AHANA BAG from DELHI PUBLIC SCHOOL JOKA SOUTH KOLKATA, KOLKATA
Subject :NSO    Class : Class 3

Ans 1:

snejuti biswas from St Joseph convent school, Rourkela
Class : Class 3
C

Ans 2:

Avik Arya from Trileaves Global school , Chennai
Class : Class 3
Who is Ragni and why it cannot be D?!

Ans 3:

Vartika kumar from D P S Newtown, Kolkata
Class : Class 9

Ans 4:

Sunayana singh from Apeejay, Navi Mumbai
Class : Class 6
The answer is C

Ans 5:

Krishna Kumari Nayak from Sai International school , Bhubaneswar
Class : Class 4
c

Ans 6:

Avighna Shastri from doha modern indian school, doha
Class : Class 2

Ans 7:

Prayaan handel from Billabong high international school, Bhopal
Class : Class 4
c

Ans 8:

snejuti biswas from St Joseph convent school, Rourkela
Class : Class 3
C

Ans 9:

AYUSH TARWAY from DELHI PUBLIC SCHOOL, RANCHI
Class : Class 4

Ans 10:

Avighna Shastri from doha modern indian school, doha
Class : Class 2
why can it not be D!!!!

Ans 11:

Sunayana singh from Apeejay, Navi Mumbai
Class : Class 6
I hate Ragni

Ans 12:

Shruti from ,
Class : Class 1
who is Ragni and it cannot be d as i am a bummer andfabric is made from fibre

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PONMANIKANDAN PONRAJ from FAIPS, KUWAIT
Subject :NSO    Class : Class 1

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Arnav kaul from Chirec, Hyderabad
Subject :NSO    Class : Class 5

Ans 1:

Devavrat Sharma from Podar International School, Mumbai
Class : Class 9
Ans is B

Ans 2:

AARNA GOEL from UPTON SCHOOL, ENGLAND
Class : Class 6
Ans.1 you not the teacher you are in wrong from the ans is b

Ans 3:

AREEN from BOLTON, HYDERABAD
Class : Class 6
Ans is B

Ans 4:

Saipriya from Sankara, Chennai
Class : Class 9
how u fools it will settle down when heating then when u do distillation it will come . u all are wrong ans is D

Ans 5:

NIVED PRAKASH NAIR from SARVODAYA, THIRUVANANTHAPURAM
Class : Class 8

Ans 6:

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

Ans 7:

Devavrat Sharma from Podar International School, Mumbai
Class : Class 9

Ans 8:

Sumit Biswal from Dps gandhinagar, Gandhinagar
Class : Class 7

Ans 9:

Gunjan Rudraruhi Chauthiya from New Beersheba Public School, Pithoragarh
Class : Class 9
Water dissolves faster when the conditions are warm.In this case all of them are in normal room temperature.The glass Q is being heated. So the more heat the more the rate of salt dissolvation will be high.Hence B will taste the saltiest because more salt has dissolved in it.Ans:B

Ans 10:

Maanvik Srivastava from Cornerstone, Hyderabad
Class : Class 5
THE CORRECT ANSWER IS B , SINCE SALT DISSOLVES IN WATER THE FASTEST WHEN WATER IS MORE AND THE TEMPERATURE IS HOT .

Ans 11:

Kenisha Tamboli from Mansukhbhai Kothari National School, Pune
Class : Class 6

Ans 12:

Biju Pappachan from Rkc , Raipur
Class : Class 1
Ans=B

Ans 13:

Harish Kumar from SPDS , PANRUTI
Class : Class 7
ans B

Ans 14:

marika from VTS, Mumbai
Class : Class 4

Ans 15:

Sumit Biswal from Dps gandhinagar, Gandhinagar
Class : Class 7

Ans 16:

AARNA GOEL from UPTON SCHOOL, ENGLAND
Class : Class 6
Acttuly the answer is A sorry guys

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Sarthak yadav from RPS, Mahendragarh
Subject :NSO    Class : Class 5

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Sourav Jena from ODM public school , BHUBANESWAR
Subject :NSO    Class : Class 5

Ans 1:

Sreyan from NPS Koramangala, BANGALORE
Class : Class 6
A also

Ans 2:

Sreyan from NPS Koramangala, BANGALORE
Class : Class 6
what????????????????????

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