National Science Olympiad Forum By SOF Olympiad Trainer - Page 492
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Ahaan Pathak from Treamis World School, Bangalore
Subject :NSO    Class : Class 7

Ans 1:

Dhairya Vinayak from Loyola High School, Patna
Class : Class 8

Ans 2:

Aastha Rai from Army Public School Shillong, Shillong
Class : Class 7
C is correct option

Ans 3:

Aastha Rai from Army Public School Shillong, Shillong
Class : Class 7

Ans 4:

ARUNAV from DPS VINDHYANAGAR, VINDHYANAGAR
Class : Class 10

Ans 5:

Ronav Kerkar from Jamnabai Narsee School, Mumbai
Class : Class 7
a is also correct

Ans 6:

Saanjana from Vibgyor , Mumbai
Class : Class 8

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kpks14 from RIMT World School, Chandigarh
Subject :NSO    Class : Class 6

Ans 1:

Diva SINHA from Ralli International School , Ghaziabad
Class : Class 6
Pls provide solutions as well

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Saathvik Sriram from euroschool whitefield, Bangalore
Subject :NSO    Class : Class 3

Ans 1:

SAMRIDDHA PANDA from ST. MONFORT'S SENIOR SECONDARY SCHOOL, BARUIPUR
Class : Class 7
c

Ans 2:

Anaahad Mehar Satsangi from Delhi Public School Agra, Agra
Class : Class 3
C, as R is silk and P can be polyester

Ans 3:

SAMRIDDHA PANDA from ST. MONFORT'S SENIOR SECONDARY SCHOOL, BARUIPUR
Class : Class 7
c

Ans 4:

FAIZA AMIN from SAINT XAINS INTERNATIONAL SCHOOL ANANTNAG, ANANTNAG
Class : Class 3
C

Ans 5:

Atri Pradhan from Oxebow English School, Gobardanga
Class : Class 3
R can be silk p can be polyester.

Ans 6:

Anaahad Mehar Satsangi from Delhi Public School Agra, Agra
Class : Class 3
C, as R is silk and P can be polyester

Ans 7:

VISHNU DATTHA from Nalanda Vidyaniketan, Vijayawada
Class : Class 7
P.Vishnu Dattha from III- A,BVBARRS ,hyderabad Ans C. As R is silk because it is mainly from animals category later animals are divided into, insectsP is polyster

Ans 8:

Anaahad Mehar Satsangi from Delhi Public School Agra, Agra
Class : Class 3

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Indrobrata Sarkar from Techno India Group Public School, Chinsurah
Subject :NSO    Class : Class 6

Ans 1:

Shreyasi Padihary from The Cambridge International School , Bangalore
Class : Class 7
Vitamin C is a powerful antioxidant and can promote healthy reproductive systems in both men and women. So both, Vitamin C and B12 are good for your reproductive system

Ans 2:

Veer Shah from Nita Mukesh Ambani Junior School, MUMBAI
Class : Class 6
Answer C however the question bank answer seems to be B which does not make sense as Peanut butter does not appear to be a source of Vitamin C.

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HIMANISH BASU from APS BANGALORE , Bangalore
Subject :NSO    Class : Class 5

Ans 1:

Alina Chattopadhyay from Tagore International School, Vasant Vihar, New Delhi, South Delhi
Class : Class 6

Ans 2:

Aarush Thakur from DPS, Gurgaon
Class : Class 6
The ans is C

Ans 3:

Aayush from Amrita vidyalayam, Delhi
Class : Class 4
if a magnet broke's its two ends are changed according to the poles .in the original magnet north is in left and south is in right so all the pieces will have north in left and south in right .poles never change .so, the answer is c

Ans 4:

Aadrith Reddy Mallepalli from MDAV Public School, Hyderabad
Class : Class 5

Ans 5:

shambhavi sinha from seth anandram jaipuria school , ghaziabad
Class : Class 5
c

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PB Choudhury from DAV MM public school, Bhadrak
Subject :NSO    Class : Class 7

Ans 1:

Arnav Raj Sharma from GEMS International School the ultra master mega, Gurgaon
Class : Class 7
the heat should take less time to travel in the thin bowl so it should be option c

Ans 2:

Parth Kadam from Pawar Public School , Nanded City, Pune
Class : Class 8
Yes,the answer is C.

Ans 3:

Rick Banerjee from Calcutta Boys School, Kolkata
Class : Class 8
it should be c because the metal box is thin

Ans 4:

Sainyam Sharma from Thakur Public School, Mumbai
Class : Class 9
C

Ans 5:

Mehul Bansal from Pawar Public School, mumbai
Class : Class 7
it is c

Ans 6:

VISHNU T M from b, Bengaluru
Class : Class 9
the answer is of course d..... as metal is a good conductor of heat.

Ans 7:

Rick Banerjee from Calcutta Boys School, Kolkata
Class : Class 8

Ans 8:

Rick Banerjee from Calcutta Boys School, Kolkata
Class : Class 8

Ans 9:

Karan Oberoi from Amanora School, Pune
Class : Class 8
Answer C , SOF own solution mentions answer C but marking is done basis option D. Please correct

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PB Choudhury from DAV MM public school, Bhadrak
Subject :NSO    Class : Class 7

Ans 1:

Gaurang Upadhyay from dwps, NOIDA
Class : Class 9
njj

Ans 2:

Sargah Surya from bgsnps, Bengaluru
Class : Class 4

Ans 3:

harini from Sri kumarans children home, Bengaluru
Class : Class 8

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Deepesh Abhijeet Gurjar from Sulochana Natu Bharatiya Vidya Bhavan , Pune
Subject :NSO    Class : Class 6

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Swastik from st marys school, new delhi
Subject :NSO    Class : Class 5

Ans 1:

Maanvik Srivastava from Cornerstone, Hyderabad
Class : Class 5
THE CORRECT ANSWER SHOULD BE C . IT IS BECAUSE FOSSIL FUELS WERE FORMED FROM THE REMAINS OF DEAD ANIMALS AND PLANTS BURIED UNDER THE GROUND UNDER GREAT PRESSURE AND HEAT .

Ans 2:

Shubham Majhi from Sri Chaitanya Techno School, Bangalore
Class : Class 5
fossil fuel were formed over a long period of time because heat and pressure were applied to nitrogen

Ans 3:

Samriddh from ,
Class : Class 5
the correct answer is B

Ans 4:

Amal Amzath Ali from jss international school, dubai
Class : Class 7
no, the correct answer is b

Ans 5:

Shloka Kulkarni from Pawar Public School, Nanded City, Pune
Class : Class 5
B is answer

Ans 6:

Ishan sandip chaudhari from Divine Child International School, Ahmedabad
Class : Class 5

Ans 7:

Aditya Basera from Teoler High School, Jaipur
Class : Class 7
b is correct

Ans 8:

Mahi Pimparkar from Vibgyor High, Pune
Class : Class 5

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11140 from pawar public school, Pune
Subject :NSO    Class : Class 6

Ans 1:

Krishiv Gupta from Sat Paul Mittal School, Ludhiana
Class : Class 6
Class : 5

Ans 2:

SHREYAS ANANDHAN from Phoenix Greens International School, Hyderabad
Class : Class 6

Ans 3:

Kushal from Chirec, Hyderabad
Class : Class 7

Ans 4:

SJ HARITHA from PSNLO, BENGALURU
Class : Class 10

Ans 5:

Kushal Gupta from Vibgyor High, Bangalore
Class : Class 6

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