National Science Olympiad Forum By SOF Olympiad Trainer - Page 579
  1. Home
  2. /  Forum

User Forum

Ask Your Question
S Dharun from Chennai Public School, Chennai
Subject :NSO    Class : Class 8

Ans 1:

Dev Rawat from R D Rajpal School, New Delhi
Class : Class 8

Ans 2:

Student from School, City
Class : Class 8
If you have seen a film on space wars, you understand that it is D.

Ans 3:

Ridhima Mishra from DPS Kalyanpur , Kanpur
Class : Class 8

Ans 4:

Advik Dixit from Ryan International School Sanpada Navi Mumbai , NAVI MUMBAI
Class : Class 5
how does sound travel the slowest in gas ???

Ans 5:

Student from School, City
Class : Class 8
(a) There are many sounds in space war films.(b) Sound travels slowest in air.

Ans 6:

S Dharun from Chennai Public School, Chennai
Class : Class 9
it is b

Post Your Answer

Shiven Dinkar from DPS NOIDA Sector 30, Delhi
Subject :NSO    Class : Class 3

Ans 1:

Mitul Tiwari from Lotus Valley International School, Noida
Class : Class 4
Answer is A because rat eats eggs of other animals and plants. Rest are herbivores.

Ans 2:

Shiven Dinkar from DPS NOIDA Sector 30, Delhi
Class : Class 4

Ans 3:

PONMANIKANDAN PONRAJ from FAIPS, KUWAIT
Class : Class 3
The answer is A

Ans 4:

Avik Arya from Trileaves Global school , Chennai
Class : Class 3
I don’t believe it noooooooooooo

Ans 5:

PONMANIKANDAN PONRAJ from FAIPS, KUWAIT
Class : Class 3
The answer is A

Ans 6:

Ashwak from Cambridge, Jalandhar
Class : Class 9
Yes , the answer is A because bear and rat both are omnivores and rest are herbivores .

Ans 7:

PONMANIKANDAN PONRAJ from FAIPS, KUWAIT
Class : Class 3
The answer is A

Ans 8:

Arihant Medhi from Dps Barasat, Kolkata
Class : Class 7

Ans 9:

Soumyajit Das from Hariyana Vidya Mandir, NORTH 24 PARGANAS
Class : Class 7
Rat and bear both are omnivore means they eat both plants and other animals . Hence, option (A) is the correct answer.

Ans 10:

Atharv Jaglan from Birla Open Minds International School, Hyderabad
Class : Class 3
a is the answer

Post Your Answer

Akshat Iyer from Sri Kumaran Children's Home, Bengaluru
Subject :NSO    Class : Class 6
hi

Post Your Answer

Viraj Upadhyay from The Khaitan School, Noida
Subject :NSO    Class : Class 6

Post Your Answer

Viraj Upadhyay from The Khaitan School, Noida
Subject :NSO    Class : Class 6

Post Your Answer

Mani Gupta from Carmel Convent School, Faridabad
Subject :NSO    Class : Class 8

Ans 1:

Akshara from NPS, Bengaluru
Class : Class 8
Can someone pls explain ?

Post Your Answer

Aditi Singh from Delhi Public School, Guwahati
Subject :NSO    Class : Class 7

Post Your Answer

Aruj Bhatt from Ann Marry School , Dehradun
Subject :NSO    Class : Class 4

Ans 1:

Aaryaman Pradhan from De paul School , Berhampur
Class : Class 5
b

Ans 2:

Sujeet from Velammal bodhi campus, Thanjavur
Class : Class 4

Ans 3:

Kiran from DPS, Bengaluru
Class : Class 4
bbbbbbbbbbbbbbbbbbbbbbbbbb

Ans 4: (Master Answer)

Admin from revisewise, Noida
Class : Class 1

The correct answer is B


Post Your Answer

Shreyashi Chandra from DPS Noida, Greater Noida West
Subject :NSO    Class : Class 5

Ans 1:

Navyaa Kalra from DPS Noida, NOIDA
Class : Class 5
ans is c.

Ans 2:

AREEN from BOLTON, HYDERABAD
Class : Class 6
Ans is C

Ans 3:

SANVI ROHILLA from The little shri, Rohtak
Class : Class 5
ANS C

Post Your Answer

kpks14 from RIMT World School, Chandigarh
Subject :NSO    Class : Class 6

Ans 1:

Asank Kumar from Delhi Public School, navi mumbai
Class : Class 10
bruh

Ans 2:

Viraaj from Mount litera zee school, Hyderabad
Class : Class 7

Ans 3:

Manvi Mundepi from Montfort School Roorkee, Roorkee
Class : Class 9
answer should be 'd'

Ans 4:

Vedang Amonkar from Dr K B Hedgewar High School, Panaji
Class : Class 6
D

Ans 5:

Shreyansh Gupta from MVN, faridabad
Class : Class 6
but 1st option is incorrect?????????????????????

Ans 6:

pranavramesh from sri chaitanya techno school, Chennai
Class : Class 6
answer should be d

Ans 7:

sanjana from NARAYANA E TECHNO , Chennai
Class : Class 8

Ans 8:

ARUNAV from DPS VINDHYANAGAR, VINDHYANAGAR
Class : Class 10
dheeraj, it is alking about that the statement is correct.mud and water can be separated by many ways but it is asking nly about statemnt(whether the mentioned thing in "statement are crrect r not

Ans 9:

Yashraj Namdev Deshmukh from Sahyadri English School, Loha, Nanded
Class : Class 7
B is the answer

Ans 10:

Aadvik saini from Mvn sector 17, Faridabad
Class : Class 8
answer is Only

Ans 11:

aarav shankar from st xaviers high school, gurugram
Class : Class 7
Neither of the options is correct. Even solution is not explaining it well. Kindly tell the correct answer because I think that III and IV are correct.

Ans 12:

Yashraj Namdev Deshmukh from Sahyadri English School, Loha, Nanded
Class : Class 7
c is correct not b

Ans 13:

Dheeraj Thriyambak M from Sri Sankara Senior Secondary School Adyar, Chennai
Class : Class 6
Mud and water can be separated by loading, sedimentation, decantation, AND filtration.So, answer should be B

Ans 14:

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

Ans 15:

Souradeepto Das Mandal from Hyderabad Public School, Hyderabad
Class : Class 6
(ii) and(iii) are correct whereas the answer to (i) is handpicking and the answer for (iv) is winnowing

Ans 16:

Satvik Pattanaik from GreenwoodHigh, bangalore
Class : Class 6
the question is wrong all the options are correct. it is given in the synopsis that centrifugation is used to separate cream from milk.

Ans 17:

Srimoyee Roy from Christ academy , Bangalore
Class : Class 6
II, III AND IV are correct. There is no option like II, III AND IV so the coorect answer is B which includes II AND IV. Larger particles can be seperated from smaller particles by sieving. There is a error in the question

Ans 18:

Shreyansh Gupta from MVN, faridabad
Class : Class 6
BRUHHHHHH i got 20/20 in all tests this is more than easy like NSO

Ans 19:

Ashwak from Cambridge, Jalandhar
Class : Class 9
Bruhhhh this is so easy wish questions like these were on NSO

Ans 20:

Viraaj from Mount litera zee school, Hyderabad
Class : Class 7
II,III and IV are correct, none of options are correct and in I it should be sieving/handpicking

Ans 21:

Shashwat Amit from ,
Class : Class 6
The answer should be B as it is written in the synopsis that cream is separated from milk by centrifugation.

Ans 22:

Atul Sanjeev from Indian School Al Ghubra, Muscat
Class : Class 9
Larger solid particles are separated from smaller ones by sieving

Ans 23:

Adrija Mishra from SRDAV public school, Delhi
Class : Class 7
i think all are correct, because I am the topper.........

Ans 24:

Aaditya Verma from Mayoor, Noida
Class : Class 8

Ans 25:

DEVAANGANA SARDAR from G.D. Birla Centre for Education, Kolkata
Class : Class 7
first option is to wrong

Post Your Answer