National Science Olympiad Forum By SOF Olympiad Trainer - Page 662
  1. Home
  2. /  Forum

User Forum

Ask Your Question
Sanket Kulkarni from Euroschool, Pune
Subject :NSO    Class : Class 6

Post Your Answer

Anmol kathar from deogiri global academy, aurangabad
Subject :NSO    Class : Class 6

Ans 1:

Rayansh Mishra from VIBGYOR HIGH MAGARPATTA, Pune
Class : Class 9
I meant option 'D' not option B sorry for the mistake in my arguement

Ans 2:

Rayansh Mishra from VIBGYOR HIGH MAGARPATTA, Pune
Class : Class 9
I m

Ans 3:

Advik from DPS Patna, Patna
Class : Class 4
ccc

Ans 4:

arin chaitanya from the shri ram school, New Delhi
Class : Class 9
answer should be c as the wire is connecting to p and r ALSO IF THE FILAMENT IS BROKEN ONLY Q CAN NOT LIGHT UP.

Ans 5:

Rayansh Mishra from VIBGYOR HIGH MAGARPATTA, Pune
Class : Class 9
If the filament of bulb Q is fused then the circuit is not being completed because the electrons won't be able to reach the positive terminal as they would be stopped by the broken filament and electricity won't be able to pass through the filament to the negative terminal and due to the two cases that a circuit has to be completed for electricity to move and second one given it is proven that option 'B' is the correct option instead of 'A' 'C' or ' D'

Ans 6:

Rayansh Mishra from VIBGYOR HIGH MAGARPATTA, Pune
Class : Class 9
dddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddd

Ans 7:

ARUNAV from DPS VINDHYANAGAR, VINDHYANAGAR
Class : Class 10

Ans 8:

Jayaditya Pratihari from Ganges Valley School, Hyderabad
Class : Class 10
UHHH How answer D???

Ans 9:

LAVANYA DADHWAL from BLOOM PUBLIC SCHOOL, South West Delhi
Class : Class 9

Ans 10:

Aarav Chopra from Springdales School, New Delhi
Class : Class 7
ya i bet it is c

Post Your Answer

Sanket Kulkarni from Euroschool, Pune
Subject :NSO    Class : Class 6

Ans 1:

Aarush Goyal from D.A.V Pblic school, Sector 14, Faridabad
Class : Class 6
i also want to know the same question

Ans 2:

ARYAN AGRAWAL from NPS KORAMANGALA, BANALORE
Class : Class 8
I feel it is not decreasing but increasing so answer will be a

Post Your Answer

Siddhi from Cambridge Court High School, Jaipur
Subject :NSO    Class : Class 5

Ans 1:

Swastik from st marys school, new delhi
Class : Class 6
answer is d because due to the incoming air because of cold water if the water was hot then the ink drops would move up

Ans 2:

Riaant from DPSdwarka,
Class : Class 5
i had this correct but sof result is showing correct answer is d and i have writen d. BAD MALFUNCTION AND NEGATIVE MARKING IS THERE

Ans 3:

Ashwak from Cambridge, Jalandhar
Class : Class 9
D

Ans 4: (Master Answer)

Admin from revisewise, Noida
Class : Class 1

Ans 5:

Swastik from st marys school, new delhi
Class : Class 6
Due to the cooling effect of ice water, the air in the U-tube contracts, due to which the red ink X and Y move downwards.

Ans 6:

Hemanth from The Camford International School , Coimbatore
Class : Class 5

Ans 7:

Bhuvika Jindal from sfs indirapuram, gzb
Class : Class 6

Ans 8:

Advait kaushik from Ryan international school, Gurugram
Class : Class 8
There is ice water so it doesn't mean that gravity is gone man

Ans 9:

SHREYAS ANDOTRA from RYAN INTERNATIONAL SCHOOL, CHANDIGARH
Class : Class 8
answer is D

Ans 10:

Ishita Dash from DPS Nerul, Navi Mumbai
Class : Class 8
answer is D

Ans 11:

SHREYAS ANDOTRA from RYAN INTERNATIONAL SCHOOL, CHANDIGARH
Class : Class 8
answer is D

Ans 12:

Gauri Singh from St Johns School Marhauli, Varanasi
Class : Class 8
Due to gravity, both will move downwards, so the correct answer is d

Post Your Answer

OISHIK KUNDU from Delhi Public school North kolkata, baranagar
Subject :NSO    Class : Class 4

Ans 1:

SAI KRISHNA from SHISHYA BEML PUBLIC SCHOOL, BANGALORE
Class : Class 3
ans should be a coz liver only secretes bile which digests fats not pancreas

Ans 2:

Vedang Siddharth Thakare from SMT's Saraswati English Medium School., Thane
Class : Class 4
answer is D

Ans 3:

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

Ans 4:

Aparna praveen from Rajagiri, Ernakulam
Class : Class 4

Ans 5:

Gunnika from MVN, Faridabad
Class : Class 3
ans is d!!

Ans 6:

Vedang Siddharth Thakare from SMT's Saraswati English Medium School., Thane
Class : Class 4

Post Your Answer

Anmol kathar from deogiri global academy, aurangabad
Subject :NSO    Class : Class 6

Ans 1:

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

Ans 2:

Sarthak yadav from RPS, Mahendragarh
Class : Class 9
B

Ans 3:

Sharmi Chowdhury from G.D Birla Centre For Education , Kolkata
Class : Class 7
It should be b

Ans 4:

Aarnav Grover from Anand Niketan Shilaj, Ahmedabad
Class : Class 9
it should be B not C

Ans 5:

Veda Dua from Delhi Public School, R. K. Puram, New Delhi
Class : Class 10
B is the correct option

Ans 6:

Lakshmi from FPS, Bangalore
Class : Class 10
answer is B

Ans 7:

Arkaprabho Sau from Griffins International School, Kharagpur
Class : Class 9
it should be B....

Ans 8:

Bhabani Prasad from Narayan School, Kolkata
Class : Class 6
Yes b is correct

Ans 9:

Satya Sai Lohith Vootla from Chouifat International School Ruwais, Abu Dhabi
Class : Class 8
it should be b

Ans 10:

Sarang Shete from Amanora School, Pune
Class : Class 8
It should be c. try the experiment.

Ans 11:

Hari Govind from Delhi Public School Chandigarh , Chandigarh
Class : Class 6
ANSWER IS B

Ans 12:

krish bansal from PODAR INTERNATIONAL SCHOOL, BHAVNAGAR
Class : Class 1
It should be B!!

Ans 13:

Tanmay Jain from dpsgv, ghaziabad
Class : Class 6
The answer should be option B.

Ans 14:

Mayank Mili from Delhi Public School, Golaghat
Class : Class 9
it should be B

Ans 15:

Sohan Choudhury from Delhi Public School Electronic City Bengaluru, Bengaluru
Class : Class 6

Ans 16:

Arnav Raj Sharma from Dpsvk, Gurgaon
Class : Class 9
correct option will be (B)

Ans 17:

Aarav Garg from DPS Greater Noida, Greater Noida
Class : Class 7
Ans should be b

Ans 18:

Devdarsh hero from HOLY GRACE, Mala
Class : Class 6
answer is b,because the size of the image increases when we move towards it

Ans 19:

Bhavik Bhat from The Gurukul Foundation School, Kashipur
Class : Class 7
thank you

Ans 20:

malhar thorve from city internqtional school, satara road, pune
Class : Class 7

Ans 21:

pranavramesh from sri chaitanya techno school, Chennai
Class : Class 6
bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb

Ans 22:

AYANTIK from DPS NOIDA, NOIDA
Class : Class 1
ans should be B..

Ans 23:

Kushagra Chaturvedi from Podar International School Chinchwad, Pune
Class : Class 7
Parth Wave your hand towards the mirror you silly!

Ans 24:

Soumyaraj Roy from Kendriya Vidyalaya , Thiruvananthapuram
Class : Class 7
It is just a printing mistake. It happens with many questions and the correct answer is option B.

Ans 25:

sujata patel from Podar International, Pune
Class : Class 6
bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb!!!!!!!!!!!!!!!!!!

Ans 26:

Aahan Jain from ,
Class : Class 1
I THINK THERE IS SOME ISSUE FROM THE WEBSITE. ANS SHOULD BE B

Ans 27:

Mihika Hivarekar from Global Indian International School, Pune
Class : Class 7
B

Ans 28:

Atul Sanjeev from Indian School Al Ghubra, Muscat
Class : Class 9
Bbbbbbbb

Ans 29:

Goldilocks from Sharada Mandir School, Miramar, Panjim, Goa, Panjim Goa
Class : Class 8
Hello There....I have answered test.....Answer is CSolution:The image formed in the plane mirror is always of the same size as that of the object.

Ans 30:

Durva Shah from SSRVM, Ahmedabad
Class : Class 6

Ans 31:

Midhuna from ABCD, Banglore
Class : Class 3
it is bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbsof please change it quickly

Ans 32:

deeksha from rnpodar, mumbai
Class : Class 6
b

Ans 33:

Kushagra Chaturvedi from Podar International School Chinchwad, Pune
Class : Class 7
C is correct as the girl is not seeing the image. If you play or know Minecraft, you can be like in the spectator mode and if you have a mirror mod, then you will see the mob with the same size of the image whether it is near or not.

Ans 34:

BHAVYA JHA from GLOBAL CITY INTERNATIONAL SCHOOL, BANGALORE
Class : Class 6
b,its b.

Ans 35:

Aarush Laddha from NCFE, bengaluru
Class : Class 6
Answer is B because if you move towards a mirror ,your image will get bigger.

Ans 36:

Sarthak yadav from RPS, Mahendragarh
Class : Class 9

Ans 37:

Siddharth Rajpal from Shri ram millennium school , Noida
Class : Class 7
answer should be (B)

Ans 38:

shalini mittal from DPS Greater Noida, Greater noida
Class : Class 4
b b b b b bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb

Ans 39:

Shayan Bari from Kendriya Vidyalaya, Katihar
Class : Class 7
Answer should be B because if you move towards a mirror ,your image will get bigger.

Ans 40:

Shourya Ganesh from The Green Acres Academy, Mumbai
Class : Class 9
Answer should be b

Ans 41:

Parth Kaushish from MDPS, Faridabad
Class : Class 6
come on who made this tests answer key go look at your mirror its b

Ans 42:

Bharat from Geetanjali Olympiad school, Bangalore
Class : Class 9

Ans 43:

arjun from the bishops school camp , pune
Class : Class 8
it should be opt b

Ans 44:

Rahul Wariar from Private International English School, Abu Dhabi
Class : Class 1
the correct answer is b

Ans 45:

Ananya from GIIS, Bangalore
Class : Class 6
request explanation

Ans 46:

Rayansh Mishra from VIBGYOR HIGH MAGARPATTA, Pune
Class : Class 9
request solution

Ans 47:

Arvin from KC INTERNATIONAL SCHOOL JAMMU, Jammu
Class : Class 7
The correct answer is B

Ans 48:

Midhuna from ABCD, Banglore
Class : Class 3
In the case of a plane mirror, the size of the image is equal to the size of the object, irrespective of the distance of the object from the mirror

Ans 49:

Agrim Jai from Modern Bharakhamba, Delhi
Class : Class 7
B

Ans 50:

Anika Saha from New Town School, KOLKATA
Class : Class 6
ANS IS B

Ans 51:

Advik from DPS Patna, Patna
Class : Class 4
its b not c

Ans 52:

Anshuman Mishra from kv no 3, Bhubaneswar
Class : Class 7

Ans 53:

Ayush Chauhan from Modern Public School, Bhiwadi
Class : Class 9
The correct option is b as if we will move towards mirror our image formed will increase in size paulette don't know the answer

Post Your Answer

Prashanth Adamane from FreedomInternational School, Bengaluru
Subject :NSO    Class : Class 7

Ans 1:

Saanjana from Vibgyor , Mumbai
Class : Class 8

Ans 2:

Sanjaykumar S from Velammal, chennai
Class : Class 7
ans : a, in case of option c & d no change of soil fertility in case of option b cyclone do not dissolve soil or rocks in option a saline water can change the soil fertility

Ans 3:

Sanjaykumar S from Velammal, chennai
Class : Class 7
ans : a, in case of option c & d no change of soil fertility in case of option b cyclone do not dissolve soil or rocks in option a saline water can change the soil fertility

Ans 4:

D VISHNU from NARAYANA SCHOOL, CHENNAI
Class : Class 7
a

Post Your Answer

Shivang Arora from Bosco Public School, New Delhi
Subject :NSO    Class : Class 6

Post Your Answer

Shivang Arora from Bosco Public School, New Delhi
Subject :NSO    Class : Class 6

Ans 1:

Aarush Goyal from D.A.V Pblic school, Sector 14, Faridabad
Class : Class 6
no they are not same crater is a depression caused by volcanic eruption or falling of a huge meteorite on the surface of earth

Post Your Answer

Anmol kathar from deogiri global academy, aurangabad
Subject :NSO    Class : Class 6

Ans 1:

anika from St Joseph sen sec school Mahoba, Kulpahar
Class : Class 5
how can tye answer be c as it says" used for seperating harmful substance for pure one. it can be used as in the case of sea water evaporation is used for seperating salt and water as salty water is harmful.....?????????????/

Ans 2:

Shikhar Mallick from Holy Cross School, Agartala
Class : Class 7

Ans 3:

Shikhar Mallick from Holy Cross School, Agartala
Class : Class 7
yes

Ans 4:

Ishani Gandhi from Lourdes convent school, Surat
Class : Class 6
Yes it is showing wrong infoAnswer SHOULD BE C

Ans 5:

anika from St Joseph sen sec school Mahoba, Kulpahar
Class : Class 5
HOW CAN THE ANSWER BE AS IT SAYS THE " USED FOR

Ans 6:

Aarush Goyal from D.A.V Pblic school, Sector 14, Faridabad
Class : Class 6
the answer is c

Post Your Answer