National Science Olympiad Forum By SOF Olympiad Trainer - Page 612
  1. Home
  2. /  Forum

User Forum

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

Ans 1:

Aparna praveen from Rajagiri, Ernakulam
Class : Class 4

Ans 2:

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

Ans 3:

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

Ans 4:

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 5:

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

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 2:

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

Ans 3:

Sarthak yadav from RPS, Mahendragarh
Class : Class 9
B

Ans 4:

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

Ans 5:

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

Ans 6:

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

Ans 7:

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

Ans 8:

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

Ans 9:

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 10:

Ananya from GIIS, Bangalore
Class : Class 6
request explanation

Ans 11:

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

Ans 12:

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 13:

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

Ans 14:

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

Ans 15:

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

Ans 16:

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

Ans 17:

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

Ans 18:

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

Ans 19:

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

Ans 20:

Arnav Raj Sharma from GEMS International School the ultra master mega, Gurgaon
Class : Class 7
correct option will be (B)

Ans 21:

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

Ans 22:

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

Ans 23:

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

Ans 24:

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

Ans 25:

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 26:

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

Ans 27:

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

Ans 28:

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

Ans 29:

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

Ans 30:

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

Ans 31:

Durva Shah from SSRVM, Ahmedabad
Class : Class 6

Ans 32:

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 33:

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

Ans 34:

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 35:

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

Ans 36:

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

Ans 37:

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

Ans 38:

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

Ans 39:

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

Ans 40:

Sarthak yadav from RPS, Mahendragarh
Class : Class 9

Ans 41:

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

Ans 42:

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

Ans 43:

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

Ans 44:

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

Ans 45:

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

Ans 46:

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

Ans 47:

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

Ans 48:

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

Ans 49:

Bharat from Geetanjali Olympiad school, Bangalore
Class : Class 9

Ans 50:

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

Ans 51:

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

Ans 52:

deeksha from rnpodar, mumbai
Class : Class 6
b

Ans 53:

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

Post Your Answer

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

Ans 1:

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 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:

Saanjana from Vibgyor , Mumbai
Class : Class 8

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:

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

Ans 2:

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

Ans 3:

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 4:

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

Ans 5:

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

Ans 6:

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

Post Your Answer

NAITIK PAWAR from LITTLE ANGELS, VIZAG
Subject :NSO    Class : Class 3

Post Your Answer

Khushi from Pathseekers, Beas
Subject :NSO    Class : Class 3

Ans 1:

SHAUNAK from St Xaviers School, HAZARIBAG
Class : Class 3
D is the right answer.

Ans 2:

Kashika Goel from DPS Noida, Noida
Class : Class 7
d

Ans 3:

Havi Jain from GEMS modern academy, Gurgaon
Class : Class 8

Ans 4:

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

Ans 5:

Koushiki Bag from Gokhale Memorial Girls School, Kolkata
Class : Class 3
D

Ans 6:

Hargun Wadhwa from Manav Rachna International School, Sector 46 Gurgaon
Class : Class 4
answer should be D

Ans 7:

AHANA BAG from DELHI PUBLIC SCHOOL JOKA SOUTH KOLKATA, KOLKATA
Class : Class 9
Sun has its own lights but the other three have not their own.So the right answer should be A.

Ans 8:

Havi Jain from GEMS modern academy, Gurgaon
Class : Class 8
Moon dosen''t has it"s own light and the other three have their own light so option (D) is the right ans.

Ans 9:

Prasanna Hegde from Vibgyor High Horomavu, BENGALURU
Class : Class 5
D

Post Your Answer

Tishya Chadha from DPS Bopal, Ahmedabad
Subject :NSO    Class : Class 3

Ans 1:

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

Ans 2:

Namasyu Nirupam Gahan from De Paul School, Berhampur
Class : Class 3
BHABANI SHANKAR ACHARYA CLASS-3-B KIIT INTERNATIONAAL SHOOL ANS-C

Ans 3:

aarav m from kumarans, bengaluru
Class : Class 3
C

Ans 4:

Anushtubh Ashish Sonawane from Blue Ridge Public School, Pune
Class : Class 5
D

Ans 5:

Koushiki Bag from Gokhale Memorial Girls School, Kolkata
Class : Class 3
C

Ans 6: (Master Answer)

Admin from revisewise, Noida
Class : Class 1

Ans 7:

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

Ans 8:

Hargun Wadhwa from Manav Rachna International School, Sector 46 Gurgaon
Class : Class 4
a

Post Your Answer

shreyansh2010 from Prudence, New Delhi
Subject :NSO    Class : Class 3

Ans 1: (Master Answer)

Admin from revisewise, Noida
Class : Class 1
The correct answer is C.

Post Your Answer