National Science Olympiad Forum By SOF Olympiad Trainer - Page 632
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Chetan Datta Rajavaram from Meridian madhapur, Hyderabad
Subject :NSO    Class : Class 4

Ans 1:

Aaryaman Pradhan from De paul School , Berhampur
Class : Class 5
mud absorbs the heat and keeps the house cool

Ans 2:

Saarth Agrawal from Podar International School , Mumbai
Class : Class 6
Please explain more nicely

Ans 3:

Aaryaman Pradhan from De paul School , Berhampur
Class : Class 5
my actual answer is d

Ans 4:

Soorya Tej R from Delhi Public School, Hyderabad
Class : Class 4

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PONMANIKANDAN PONRAJ from FAIPS, KUWAIT
Subject :NSO    Class : Class 3

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Labonyo Sen from Calcutta Girls High School, KOLKATA
Subject :NSO    Class : Class 8

Ans 1:

Debojyoti Majumder from South Point School , Kolkata
Class : Class 5

Ans 2:

Shreya Mahesh from Sri Sri Ravishankar Vidya Mandir, Bangalore
Class : Class 8
Rowler and Owler

Ans 3:

cherry from atomic energy central school-4, mumbai
Class : Class 9
The place where a person is engaged in owling is called an owler and a spiked revolving disc is called a rowel...

Ans 4:

Student from School, City
Class : Class 8
What is rowel and owler?

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ISHAAN ROY from NPS SINGAPORE, Singapore
Subject :NSO    Class : Class 3

Ans 1:

PONMANIKANDAN PONRAJ from FAIPS, KUWAIT
Class : Class 10
C is the incorrect sentence because respiratory system is not used for providing oxygen to all parts of our body,it is used for only breathing.

Ans 2:

Ivan Tyagi from Chirec International School , Hyderabad
Class : Class 8
I

Ans 3:

Aradhya Shankar from Vibgyor, Kolhapur
Class : Class 4
right

Ans 4:

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

Ans 5:

Vedant Chhabra from Blue Ridge Public School , Pune
Class : Class 5
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Ans 6:

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

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Ali Hussain from Delhi Private School Dubai, Dubai
Subject :NSO    Class : Class 6

Ans 1:

Kushal from Chirec, Hyderabad
Class : Class 7
the answer is d

Ans 2:

Agustya vaid from Somerville school vasundhara enclave, Delhi
Class : Class 7

Ans 3:

Shivyanshi from Salwan Public School, Gurugram Haryana
Class : Class 9
How is falling of a stone a 'CHANGE' in the first place?

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Theertha sudeep from National academy for learning, Bengaluru
Subject :NSO    Class : Class 5

Ans 1:

AASTHA RAI from AUXILIUM SCHOOL, KOLKATA
Class : Class 6

Ans 2:

Vidyut from Lotus Valley, New Delhi
Class : Class 5
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Ans 3:

Devina kashyap from TPS, Mumbai
Class : Class 4
as loamy soil is a mixture of clayey and sandy soil, it holds the right amount of air and water both and it is best suitable for pottery. Thus both the answers B and C should be correct.

Ans 4:

Shreya Garg from Indus public school, Jind
Class : Class 7
Nice question

Ans 5:

Biju Pappachan from Rkc , Raipur
Class : Class 1
The correct answer is C although I did answer as B.I understood that the correct answer is the when I read the solution

Ans 6:

Shreejal moharana from DPS Greater Faridabad, Faridabad
Class : Class 8
Only C is correct it is showing in explanation also.

Ans 7:

Shruti Rajshree from NPS Indiranagar, Bengaluru
Class : Class 3
but as given in the options it says that loamy soil is perfect for pottery which is false . Thus the correct answer is option C.

Ans 8:

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

Ans 9:

Ishaan Ahuja from TSMS, Noida
Class : Class 6
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Ans 10:

Shruti Rajshree from NPS Indiranagar, Bengaluru
Class : Class 3
but as given in the options it says that loamy soil is perfect for pottery which is false . Thus the correct answer is option C.

Ans 11:

Subhang Deep Sahu from Narayana CO Kadugodi Bangalore, Bangalore
Class : Class 8
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Ans 12:

Satvik Agrawal from Delhi Public School, bhopal
Class : Class 5

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Surya from INDIAN SCHOOL JALAN OMAN, Alkamil oman
Subject :NSO    Class : Class 2

Ans 1:

Falaah Qidwai from DPS Noida, Noida
Class : Class 2
Answer is d

Ans 2:

Samvita Patil from NHVPS, Bangalore
Class : Class 7
it should be D

Ans 3:

Aryaman m from Podar international school bangalore, Bangalore
Class : Class 3
correct answer should be D

Ans 4:

MANIT from Lotus valley, Gurgaon
Class : Class 3
correct answer should be D here?

Ans 5:

Nishtha maheshwari from Inventure Academy, Bengaluru
Class : Class 3
the correct answer should be D

Ans 6:

Arjun Gourineni from CHIREC International School, Hyderabad
Class : Class 7
Correct answer should be D

Ans 7:

Arnav Basu from faps, Bengaluru
Class : Class 6
answer should be D !!

Ans 8:

AHAAN CHAUDHARY from DPS SEC 30 NOIDA, Noida
Class : Class 2
QUETION INCORRECT!!!

Ans 9:

Darshil Rath from Sai International School , Bhubaneswar
Class : Class 7

Ans 10:

ALICE from Delhi Public School, UDAIPUR
Class : Class 9
correct answer should be D

Ans 11:

Arjun Gourineni from CHIREC International School, Hyderabad
Class : Class 7
correct answer should be D

Ans 12:

Arjun Gourineni from CHIREC International School, Hyderabad
Class : Class 7

Ans 13:

Shrihan Koley from Radiant International School , Patna
Class : Class 5
Correct answer-D

Ans 14:

Darshil Rath from Sai International School , Bhubaneswar
Class : Class 7
Correct Answer should be D

Ans 15:

Arjun Gourineni from CHIREC International School, Hyderabad
Class : Class 7

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Shreyansh from St Xaviers School, Bokaro
Subject :NSO    Class : Class 7

Ans 1:

SAMIT from JSS SMCS DHARWAD, DHARWAD
Class : Class 8
OPTION A

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Manvi Mundepi from Montfort School Roorkee, Roorkee
Subject :NSO    Class : Class 6

Ans 1:

Shreyas V Poojary from Sri Sri Ravishankar Vidya Mandir , Bangalore
Class : Class 9

Ans 2:

Pragnay Priyadarshi from Quantum Leap School, HYDERABAD
Class : Class 7
Literally in first image it is

Ans 3:

Shayan Bari from Kendriya Vidyalaya, Katihar
Class : Class 7
D is a flower but others are leaves.

Ans 4:

Akshara from sishya OMR , chennai
Class : Class 8

Ans 5:

Aditi Saha from Bishops KalyaniNagar, Pune
Class : Class 4
B is reticulate Vention how ever all others are parrlel vinetion

Ans 6:

Shriya Sreekrishna from BLUEBELLS SCHOOL INTERNATIONAL, New Delhi
Class : Class 7

Ans 7:

SOUVAGYA SAHA from De Nobili School, DHANBAD
Class : Class 10
yes , it may look like option C is the opening stage of lotus flower and option D is a flower.......but if we look more closerly , then B is reticulate venation and rest all are parallel venetion

Ans 8:

Aarush Patil from St.Arnold's, pune
Class : Class 1

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Manvi Mundepi from Montfort School Roorkee, Roorkee
Subject :NSO    Class : Class 6

Ans 1:

Shuvangi Das from Vivekananda mission school, haldia
Class : Class 9
Thank u Ashher Pervez 🥰

Ans 2:

Ashher Pervez from DPS Bhilai, Bhilai
Class : Class 10
the answer is option c as the compass needle always points to south pole of a magnet.in this figure the compass needle is pointing towards the left hand side magnet's pole which means that pole's polarity is south and the pole of right hand side magnet is north. you should do a practical of this figure!

Ans 3:

Sarang Shete from Amanora School, Pune
Class : Class 8

Ans 4:

Daksh from RKC, Rajkot
Class : Class 8

Ans 5:

SAMPAD BANERJEE from DELHI PUBLIC SCHOOL , BILASPUR
Class : Class 9

Ans 6:

Snigdha swaminath from Christ nagar higher secondary school , Trivandrum
Class : Class 7

Ans 7:

Anushka Wasnik from DPS, nagpur
Class : Class 8
Good

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