National Science Olympiad Forum By SOF Olympiad Trainer
  1. Home
  2. /  Forum

User Forum

Ask Your Question
from Sri Chaitanya Techno School, Bengaluru
Subject :NSO    Class : Class 7

Ans 1:

Advait Malwade from Sssdp, Pune
Class : Class 7
What is meant by the term 'AMMONOTELISM, UREOTELISM, URICOTELISM'?

Ans 2:

Manoj Sohan Gajula from Vibgyor High, Bangalore
Class : Class 7

Post Your Answer

from Sri Chaitanya Techno School, Bengaluru
Subject :NSO    Class : Class 7

Farheen soaked some bean seeds in water overnight. Next morning she drained the water and kept the seeds moist till they started germinating. She boiled half of the seeds and then kept the germinating seeds in one thermos flask (X) and the boiled seeds in another thermos flask (Y). She covered the mouths of both flasks with moist cotton wool. Then she inserted thermometers in both flasks and kept the flasks as shown in the figure.


What would be her observation?

A Temperature of flask X increases because it has photosynthesising seeds.
B Temperature of flask X increases because it has respiring seeds.
C Temperature of flask Y increases because it has boiled seeds.
D Both (B) and (C)


Ans 1:

Prisha Gupta from Lokhandwala Foundation School, Mumbai
Class : Class 7
please explain i could not understand

Post Your Answer

Parthvi Mishra from DPS Nacharam, Hyderabad
Subject :NSO    Class : Class 6

Ans 1:

Agrim Jai from Modern Bharakhamba, Delhi
Class : Class 7
Answer should be B

Ans 2:

Vinayak Subramani from Euroschool , Mumbai
Class : Class 7
answer b

Ans 3:

SOUMYA SHAMBHAVI JHA from PODAR INTERNATIONAL SCHOOL, MUMBAI
Class : Class 6
Explaination=1) Iodine is the odd one as it is a trace mineral (required in small amounts)2) Vitamin B is water soluble while the others are fat soluble 3) Oil is an unsaturated while the others are saturated

Ans 4:

Mihika Raut from ST JOSEPHS SCHOOL, RIHAND NAGAR
Class : Class 7
the correct one is B

Ans 5:

SOUMYA SHAMBHAVI JHA from PODAR INTERNATIONAL SCHOOL, MUMBAI
Class : Class 6
Can anyone explain why Iodine is the odd one out?

Ans 6:

AMRITH KOOTTALA ANIL from YUVABHARATHI INTERNATIONAL SCHOOL, Singapore
Class : Class 7
In B,how is iodine the odd one out.

Ans 7:

Thejas S from Gopalan International School, Bangalore
Class : Class 3
I don't think it's B as for the last one, cheese is a rich source of protein while the others are full of fats. The correct answer is C

Ans 8:

J Jeeva from BGS National Public School, Bengaluru
Class : Class 6
How is oil nor iodine can be odd one out in this question

Ans 9:

Pragyan Srivastava from Manipal Public School, Lucknow
Class : Class 8
The correct option is B

Post Your Answer

shivan iyer from dr pillai global academy, MUMBAI
Subject :NSO    Class : Class 5

Ans 1:

Ujjwal Upadhyay from Navy Children school, Vasco
Class : Class 6
The answer is B

Ans 2:

Viraj Vishwanath Marathe from Hedgewar highschool, Sakhali
Class : Class 5

Ans 3:

Anantjit Chander from Apeejay School, Sector 14, Faridabad, Faridabad
Class : Class 6
Option (B) is correct. Doesn't it look like the foot of a Hen/Chicken?.

Ans 4:

VISHNU from NARAYANA OLYMPIAD GOPALAPURAM, chennai
Class : Class 5

Ans 5:

Shruti Rajshree from NPS Indiranagar, Bengaluru
Class : Class 3
answer is B

Ans 6:

Satvik Agrawal from Delhi Public School, bhopal
Class : Class 5
very easy BBBBBBBBBBBB

Ans 7:

VISHNU from NARAYANA OLYMPIAD GOPALAPURAM, chennai
Class : Class 5

Ans 8:

Koustavi Chakraborty from DELHI PUBLIC SCHOOL, PUNE
Class : Class 5
ANSWER IS B

Ans 9:

Ashwak from Cambridge International School, Saudi Al Dera
Class : Class 8
The correct answer is B .

Ans 10:

Rishit Goel from DPS Jankipuram, Lucknow
Class : Class 5
b

Post Your Answer

Shuvangi Das from Vivekananda mission school, haldia
Subject :NSO    Class : Class 4

Ans 1:

Shuvangi Das from Vivekananda mission school, haldia
Class : Class 7

Ans 2:

Shuvangi Das from Vivekananda mission school, haldia
Class : Class 7
How can this be

Ans 3:

Dishita Santosh Walujkar from Nutan English School, Kurduwadi
Class : Class 4
ANSWER IS C

Ans 4:

SAMRIDDHI from Chirec International School, Hyderabad
Class : Class 4
easy

Ans 5:

SAMRIDDHI from Chirec International School, Hyderabad
Class : Class 4

Post Your Answer

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

Ans 1:

Sumit Singhal from Cambridge Court World School, JAIPUR
Class : Class 7
it was a confusing question as point g is an intermediate direction ( south - west )

Ans 2:

Shourya Ganesh from The Green Acres Academy, Mumbai
Class : Class 6
it was a confusing question as point g is an intermediate direction ( south - west )The Answer is Shop G, but even I had a confusion whether it was Shop G or Shop H.Ans is A because Prerna is facing towards the shop B and west means 90 degrees to her left.

Ans 3:

DIPTANGSU PARBAT from SOUTH POINT HIGH SCHOOL, Kolkata
Class : Class 7
A

Ans 4:

AREEN from BOLTON, HYDERABAD
Class : Class 6
Ans is A because Prerna is facing towards the shop B and west means 90 degrees to her left.

Ans 5:

Ashee Srivastava from APEEJAY SCHOOL NOIDA , NOIDA
Class : Class 7
shouldn't it be H , as it is saying "her west"............

Ans 6:

FAIZAN HUSSAIN from SYED ABID HUSSAIN SR. SEC. CHOOL (MIDDLE SECTION), DELHI
Class : Class 4
Shop G

Ans 7:

Shruti Rajshree from NPS Indiranagar, Bengaluru
Class : Class 3
The Answer is Shop G, but even I had a confusion whether it was Shop G or Shop H.

Ans 8:

Priyank Sagar Patra from Dav public school, Talcher
Class : Class 6
Pag

Post Your Answer

Yashashree Somdatta Kulkarni from Delhi Public School, Nashik
Subject :NSO    Class : Class 5

Ans 1:

Yashashree Somdatta Kulkarni from Delhi Public School, Nashik
Class : Class 5
i understood

Post Your Answer

Daksha Neill from Somerville school, Delhi
Subject :NSO    Class : Class 3

Ans 1:

Adersh from Apeejay, Nerul
Class : Class 4
C is incorrect, small intestine is not only for absorption, it also aids in digestion.

Ans 2:

Archit Borkar from Whitefield Global School, Bengaluru
Class : Class 5
yeah

Ans 3:

Adersh from Apeejay, Nerul
Class : Class 4

Ans 4:

Ashwak from Cambridge International School, Saudi Al Dera
Class : Class 8
C

Ans 5:

ANSHUL GAJJAR from PODAR INTERNATIONAL SCHOOL, AHMEDABAD
Class : Class 3
A

Ans 6:

Ashwak from Cambridge International School, Saudi Al Dera
Class : Class 8
C

Ans 7:

VANSH GARG from DPSG, GHAZIABAD
Class : Class 4
c

Post Your Answer

Ashwak from Cambridge International School, Saudi Al Dera
Subject :NSO    Class : Class 3

Ans 1:

Iraj Singh from DPS Megacity, Kolkata
Class : Class 5
The correct answer should be B, not D.

Ans 2:

Advika Narkar from Vibgyor High Airoli, Navi Mumbai
Class : Class 4
D because air can be COMPRESSED! So, lots of air can fit in a tiny container too!

Ans 3:

Adersh from Apeejay, Nerul
Class : Class 4
Option D

Ans 4:

mohit from ins, Pune
Class : Class 5

Ans 5:

Iraj Singh from DPS Megacity, Kolkata
Class : Class 5
The correct answer is D because air can be compressed.

Ans 6:

Iraj Singh from DPS Megacity, Kolkata
Class : Class 5
How is the correct answer D.

Ans 7:

Kyra Gupta from Shri Ram Centennial School, Dehradun
Class : Class 3
answer D is correct

Ans 8:

Prithwanko Ghosh from Campus School, IIT Kanpur, Kanpur
Class : Class 4
the correct answer is option (B)

Post Your Answer

Amishee Surya from bgsnps, Bengaluru
Subject :NSO    Class : Class 6

Ans 1:

Kanak Bhowal from Julien Day School, Kolkata
Class : Class 8
why!

Ans 2:

Arsh Gupta from Cambridge International School, Jalandhar
Class : Class 7
Technically, the copper experiment will also work and although it will form a weak magnet, it will be a magnet nonetheless. The question prompt asks to identify the experiments which will work and that is both A and will be the correct options

Ans 3:

student from school, city
Class : Class 9
The answer is ( d).

Ans 4:

Naman from Svm, Nalasopara
Class : Class 6
how?????????

Post Your Answer