National Science Olympiad Forum By SOF Olympiad Trainer - Page 655
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from ,
Subject :NSO    Class : Class 8

Ans 1:

Advik Dixit from Delhi Public School Noida , NOIDA
Class : Class 7
how does sound travel the slowest in gas ???

Ans 2:

from ,
Class :

Ans 3:

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

Ans 4:

Ridhima Mishra from DPS Kalyanpur , Kanpur
Class : Class 10

Ans 5:

from ,
Class :
it is b

Ans 6:

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

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from ,
Subject :NSO    Class : Class 3

Ans 1:

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

Ans 2:

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

Ans 3:

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

Ans 4:

from ,
Class :

Ans 5:

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 6:

from ,
Class :
The answer is A

Ans 7:

from ,
Class :
The answer is A

Ans 8:

from ,
Class :
The answer is A

Ans 9:

Soumyajit Das from Hariyana Vidya Mandir, NORTH 24 PARGANAS
Class : Class 8
Rat and bear both are omnivore means they eat both plants and other animals . Hence, option (A) is the correct answer.

Ans 10:

Arihant Medhi from Dps Barasat, Kolkata
Class : Class 8

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from ,
Subject :NSO    Class : Class 6
hi

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from ,
Subject :NSO    Class : Class 6

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from ,
Subject :NSO    Class : Class 6

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from ,
Subject :NSO    Class : Class 8

Ans 1:

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

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

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from ,
Subject :NSO    Class : Class 4

Ans 1:

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

Ans 2: (Master Answer)

from ,
Class :

The correct answer is B


Ans 3:

Kiran from DPS, Bengaluru
Class : Class 4
bbbbbbbbbbbbbbbbbbbbbbbbbb

Ans 4:

from ,
Class :

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from ,
Subject :NSO    Class : Class 5

Ans 1:

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

Ans 2:

from ,
Class :
ans is c.

Ans 3:

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

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from ,
Subject :NSO    Class : Class 6

Ans 1:

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

Ans 2:

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

Ans 3:

Yashraj Namdev Deshmukh from Sahyadri English School, Loha, Nanded
Class : Class 8
B is the answer

Ans 4:

Shreyansh Gupta from MVN, faridabad
Class : Class 7
BRUHHHHHH i got 20/20 in all tests this is more than easy like NSO

Ans 5:

Souradeepto Das Mandal from Hyderabad Public School, Hyderabad
Class : Class 7
(ii) and(iii) are correct whereas the answer to (i) is handpicking and the answer for (iv) is winnowing

Ans 6:

Yashraj Namdev Deshmukh from Sahyadri English School, Loha, Nanded
Class : Class 8
c is correct not b

Ans 7:

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

Ans 8:

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

Ans 9:

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

Ans 10:

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

Ans 11:

Shreyansh Gupta from MVN, faridabad
Class : Class 7
but 1st option is incorrect?????????????????????

Ans 12:

Aaditya Verma from Mayoor, Noida
Class : Class 8

Ans 13:

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

Ans 14:

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 15:

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 16:

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

Ans 17:

aarav shankar from st xaviers high school, gurugram
Class : Class 8
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 18:

sanjana from NARAYANA E TECHNO , Chennai
Class : Class 8

Ans 19:

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

Ans 20:

Adrija Mishra from SRDAV public school, Delhi
Class : Class 8
i think all are correct, because I am the topper.........

Ans 21:

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

Ans 22:

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 23:

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 24:

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 25:

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

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