National Science Olympiad Forum By SOF Olympiad Trainer - Page 646
  1. Home
  2. /  Forum

User Forum

Ask Your Question
Sayyed Saad Aman from Gurukul English School,Beed, Beed
Subject :NSO    Class : Class 3

Ans 1:

Sagnik Roy from Nava Nalanda Santiniketan Shakha, Bolpur
Class : Class 8
C

Ans 2:

Vidit Kishore from Johnson Grammar School, Hyderabad
Class : Class 4

Ans 3:

Priyanshi Pritam from Vibgyor High, Bangalore
Class : Class 4
d

Ans 4:

anu from The Amaatra Academy, Bengaluru
Class : Class 5
solve 5 56465685=

Ans 5:

Advaith from Lvis, Gurgaon
Class : Class 5

Ans 6:

Ashwak from Cambridge, Jalandhar
Class : Class 9
Answer is D , look at the Venn diagram once .

Ans 7:

Santina Suzanne from owis, bangalore
Class : Class 3
it is very hard

Ans 8:

Darshini Chakravarty from Pinnacle High International School, Mumbai
Class : Class 4
C is then answer not D

Ans 9:

Ashwak from Cambridge, Jalandhar
Class : Class 9
The correct answer is D not C .

Ans 10:

Ashwak from Cambridge, Jalandhar
Class : Class 9
Answer is D because Y is Duck and X is Penguin both are correct . Hence , answer D is correct .

Ans 11:

aarav m from kumarans, bengaluru
Class : Class 3
Yes,answer is D

Post Your Answer

param ahuja from m.p.s, Ajmer
Subject :NSO    Class : Class 7

Ans 1:

Saranya Kapoor from Shikshantar, Gurugram
Class : Class 10
the answer is (d), as calcium hydroxide is a base and it neutralises the effect of the acids in wastewater

Post Your Answer

Praket Tejas from Delhi Public School Indira Nagar Lucknow, Lucknow
Subject :NSO    Class : Class 4

Post Your Answer

Abhay rajvanshi from Delhi Public School, Gurgaon
Subject :NSO    Class : Class 5

Ans 1:

Biju Pappachan from Rkc , Raipur
Class : Class 1

Ans 2:

Rimi from TLISK, pune
Class : Class 9
Aryaveer and shourya shinde, maybe it be a technical error. But you are right

Ans 3:

Shaurya Shinde from Goldcrest High Vashi, Navi Mumbai
Class : Class 8
1)When option 'a' choosed SOF shows option 'b' as correct answer and vica-versa. 2) In the book the correct answer is 'a' but over here it is showing as 'b'.

Ans 4:

Saanvi Prasad from DPS Noida, Noida
Class : Class 5
ANSWER IS A I WROTE IT WRONG IN FORUM IT SHOWS A BRUH ;-;

Ans 5:

Jibran Noorshah from Christ Academy, Bangalore
Class : Class 5
Answer is "A". Since there are technical glitches it shows it as "B"

Ans 6:

NeilRaphaelVeigas from Rockwell International School, Hyderabad
Class : Class 6

Ans 7:

Aaditya Nair Sujith from Mayoor Private School, Abudhabi, AbuDhabi
Class : Class 5
option a, because The graph shows that place X has temperatures in the range of 35 to 50°C thus it must be a hot and dry place. Animals living here adapt themselves to reduce sweating in order to prevent water loss from body.

Ans 8:

Nilarka Pahari from Young Horizons School, Kolkata
Class : Class 4

Ans 9:

Biju Pappachan from Rkc , Raipur
Class : Class 1

Ans 10:

Vedant from DON BOSCO, CHENNAI
Class : Class 2
Answer is d

Ans 11:

Jibran Noorshah from Christ Academy, Bangalore
Class : Class 5

Post Your Answer

Pushti Shah from mount carmel, ahmedabad
Subject :NSO    Class : Class 6

Post Your Answer

Gauri Singh from St Johns School Marhauli, Varanasi
Subject :NSO    Class : Class 5

Ans 1:

Shivangi from St. Michael's High School, Patna
Class : Class 5
Small Intestine

Ans 2:

SelvaSundari Sundara Murugan from kendriya vidyalaya, chennai
Class : Class 5
Stomach will grind the food particles into smaller one and in small intestine only finally digestion will takes place and the nutrients will absorbed by blood.

Ans 3:

Gauri Singh from St Johns School Marhauli, Varanasi
Class : Class 8

Post Your Answer

Varsha from Harvest, Bangalore
Subject :NSO    Class : Class 5

Ans 1:

Gauri Singh from St Johns School Marhauli, Varanasi
Class : Class 8
It is plant P because if we compare 5 1/2cm with other measures, it will be the largest.

Post Your Answer

Adithi Keshava from National Center For Excellence , Bangalore
Subject :NSO    Class : Class 4

Ans 1:

Shreyansh Saha from Dps Megacity, Kolkata
Class : Class 5
Option D

Ans 2:

Advaita sinha from NPSI, Singapore
Class : Class 5

Ans 3:

Harsh Sobti from the samhita academy, BLR
Class : Class 5
I go with Jasnoor's option. A

Ans 4:

Emma Miriam George from Sophia High School, Bangalore
Class : Class 3

Ans 5:

sanjana from NARAYANA E TECHNO , Chennai
Class : Class 8

Ans 6:

Ankush Dey from Sri Chaitanya Techno School Newtown, Kolkata
Class : Class 6
My Answer is DPollination is when pollen of a plant travels from one plant to another by something (i.e.Insect and water). Pollens are used to grow seeds in the plant

Ans 7:

Sashrik S Bhalerao from NHP school, Airoli
Class : Class 1
D.

Ans 8:

Yatindra G from SBOA, Chennai
Class : Class 4
Guys!! Date palm grows in deserts. they are asking about a plant in hilly ares.

Ans 9: (Master Answer)

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

Ans 10:

Jasnoor from DAV public school, Ludhiana
Class : Class 4
A

Ans 11:

Aditya N K from Bharathiya Vidya Bhavan, Calicut
Class : Class 4
what is pollination

Ans 12:

Kriti Bhonsale from Delhi Public School, Bengaluru
Class : Class 5

Ans 13:

sanjana from NARAYANA E TECHNO , Chennai
Class : Class 8

Post Your Answer

param ahuja from m.p.s, Ajmer
Subject :NSO    Class : Class 7

Ans 1:

Gouse Jani from Aditya talent school, Kakinada
Class : Class 7
DB

Ans 2:

sjash from tagore international, New Delhi
Class : Class 9
but the ques is wrong........if a is sitting between g and c, how is c second to the right of a ???????

Ans 3:

ADWIKA from DAV, FARIDABAD
Class : Class 10

Ans 4:

Shravan from Harvest International School , Bangalore
Class : Class 9
@sjash the question is trying to say that E is second to the right of a, not c

Ans 5: (Master Answer)

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

Post Your Answer

param ahuja from m.p.s, Ajmer
Subject :NSO    Class : Class 7

Ans 1:

RAHUL S ROY from ST.XAVIERS HIGH SCHOOL,VAPI, VAPI,GUJARAT
Class : Class 7
option c is correct as acceleration means change of speed

Ans 2:

Hamsavarshini Swaminathan from St Anns Senior Secondary School, Roorkee
Class : Class 10
not c i think

Ans 3:

Shuvangi Das from Vivekananda mission school, haldia
Class : Class 9
Both C and D I prefer. SOF pls check

Ans 4:

govindkrishnan p from KENDRIYA VIDYLAYA PAYYANUR, PAYYANUR
Class : Class 7
Both 'C' and 'D' are correct

Ans 5:

Ashwak from Cambridge, Jalandhar
Class : Class 9
Both C and D are correct

Ans 6:

Manu Dagur from Rukmani Birla Modern High School, Jaipur, JAIPUR
Class : Class 10
D as it is mentioned that the particle is travelling at a constant speed

Ans 7:

RAHUL S ROY from ST.XAVIERS HIGH SCHOOL,VAPI, VAPI,GUJARAT
Class : Class 7
option c is correct

Ans 8:

Venya Vikas from Chirec International , Hyderabad
Class : Class 7
Both option C and option D are correct as since it is moving in constant speed, it's acceleration will be zero and the direction will not change as it was not mentioned and the particle is travelling on a straight road

Ans 9:

Maanasa from Billabong high, Chennai
Class : Class 7
agoogle says a

Ans 10:

Atharva Shrikhande from Euro School, Pune
Class : Class 9
both options "C" and "D" are correct in my opinion cause as the car is moving at a constant speed there is no acceleration and as the car is being ridden on a straight road direction of movement also does not change, Hence proving that both option "C" and "D" are correct. I hope my answer was helpful. A very Happy New Year to all

Ans 11:

Rithvik from BVM Global, Chennai
Class : Class 9
c and d

Post Your Answer