National Science Olympiad Forum By SOF Olympiad Trainer - Page 617
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aryan vir from lotusvalley international school gurugram, Gurgaon
Subject :NSO    Class : Class 7

Ans 1:

Sujal Kumar from Dav public school barhi, ranchi
Class : Class 7
Ans=y Because the small intestine help to more digested

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aryan vir from lotusvalley international school gurugram, Gurgaon
Subject :NSO    Class : Class 7

Ans 1:

sukdidi12 from loreto day school elliot road , kolkata
Class : Class 5
Option A

Ans 2:

Himanish Basu from Army Public School Kamaraj Road, Bangalore
Class : Class 7

Ans 3:

Devavrat Sharma from Podar International School Powai, Mumbai
Class : Class 7

Ans 4:

Adish Gupta from Podar international school , Mumbai
Class : Class 7

Ans 5:

Shaurya from Mris 51 Gurugram, Gurugram
Class : Class 7

Ans 6:

Adish Gupta from Podar international school , Mumbai
Class : Class 7

Ans 7:

priyanka from kendriya vidalaya kathmandu, JHAJJAR
Class : Class 8
option a

Ans 8:

Bhargav from City Pride School, Nigdi
Class : Class 7
Option a is correct

Ans 9:

Adish Gupta from Podar international school , Mumbai
Class : Class 7

Ans 10:

Anidhya from St.Mary's Convent School , Ghaziabad
Class : Class 7

Ans 11:

ansh rai from delhi public school, Bhilai
Class : Class 4
Option a is correct but disaccharides aren’t enzymes

Ans 12:

Can I get Rank 35 darryl from Global Indian international school, Brawl stars
Class : Class 8

Ans 13:

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

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aryan vir from lotusvalley international school gurugram, Gurgaon
Subject :NSO    Class : Class 7

Ans 1:

Hritvi from Podar International School, Mumbai
Class : Class 7
Correct Answer- D

Ans 2:

Ronav Kerkar from Jamnabai Narsee School, Mumbai
Class : Class 7
why not d

Ans 3:

Abhiroop Batabyal from Kennedy High the global school, Hyderabad
Class : Class 8
Option D : (ii), (i), (iv), (iii), (v)

Ans 4:

priyanka from kendriya vidalaya kathmandu, JHAJJAR
Class : Class 8
option d

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aryan vir from lotusvalley international school gurugram, Gurgaon
Subject :NSO    Class : Class 7

Ans 1:

Devavrat Sharma from Podar International School Powai, Mumbai
Class : Class 7
explaination please

Ans 2:

somesh from Centre point katol road, Nagpur
Class : Class 6

Ans 3:

Shreyansh Gupta from MVN, faridabad
Class : Class 7

Ans 4:

shaurya aggarwal from scholars rosary senior secondary school, rohtak
Class : Class 9
difficult

Ans 5:

TEJASWANI from TIME SCHOOL, HYDERABAD
Class : Class 7
stupid

Ans 6:

somesh from Centre point katol road, Nagpur
Class : Class 6
Ans should be a

Ans 7:

Thomas from ,
Class : Class 7
Explain please

Ans 8:

Harshit from Montfort , Delhi
Class : Class 7
what the heck

Ans 9:

Ishaan Roy from Sri Chaitanya Techno School, Bengaluru
Class : Class 10

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aryan vir from lotusvalley international school gurugram, Gurgaon
Subject :NSO    Class : Class 7

Ans 1:

ansh rai from delhi public school, Bhilai
Class : Class 4
Answer is a not d

Ans 2:

IAMLOST from ABC, Pune
Class : Class 8

Ans 3:

Hprakash09 from Billabong high Bhopal, Bhopal
Class : Class 7
the answer is (A) and not (D)

Ans 4:

Sargah Surya from bgsnps, Bengaluru
Class : Class 4
They have asked incorrect. Even I went wrong here

Ans 5:

Basundhara Ghosh from Birla High School Mukundapur , Kolkata
Class : Class 7
Answer is B not D

Ans 6:

Vihaan Agrawal from Lotus Valley International School, Gurgaon
Class : Class 7
it can also be B

Ans 7:

ALICE from Delhi Public School, UDAIPUR
Class : Class 9
The answer should be 'B'

Ans 8:

Midhuna from ABCD, Banglore
Class : Class 3
find incorrect option not correct

Ans 9:

Bhavtosh Tripathi from Maneckji Cooper Education Trust School, Mumbai
Class : Class 9
The answer is A and not D since the terminals of the battery are not connected in a proper way.

Ans 10:

Shubhangi Pathak from Lilavatibai Podar High School, Mumbai
Class : Class 8
Guys, the question says to find the incorrect option not correct one!

Ans 11:

Aarushi Chaubey from Teoler High School, Jaipur
Class : Class 8
the answer (a) not (d)

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Swarnavo from Reso, Kota
Subject :NSO    Class : Class 7

Ans 1:

Anagha s Karnis from vijaya vittala vidyashala, MYSORE
Class : Class 8
Option c is the correct answer, because if at all any cold material is stored in the flask, then the liquid becomes hot due to the heat of the sun. Hence it is used to reflect the radiation from the sun

Ans 2:

AISHA from K.V.No.-1,A.F.S.,SEC.-14, GURUGRAM
Class : Class 10
OPTION C IS CORRECT ANSWER.

Ans 3:

Hritvi from Podar International School, Mumbai
Class : Class 7
Option C is the correct answer as the silvered walls of the thermo flask helps the liquid to sustain its form by reflecting the heat by Radiation (Heat that does not need any medium to travel unlike conduction and convection.)

Ans 4:

Soumyajit Roy from Delhi Public School Jamnagar, Jamnagar
Class : Class 9

Ans 5:

Kartik Saxena from Mercy Memorial School, Kanpur
Class : Class 7
A is the correct answer

Ans 6:

priyanka from kendriya vidalaya kathmandu, JHAJJAR
Class : Class 8
option c

Ans 7:

Bhumi Chheda from SVKM J V Parekh International School, Mumbai
Class : Class 9
i am not sure if it is A or C

Ans 8:

shashwat pandey from Doon International School Dalanwala, Dehradun
Class : Class 8
In my opinoin A is corrcect beacuse silvered wall is a solid thing and solid thing get's heat through the process of conduction.

Ans 9:

Kartik Saxena from Mercy Memorial School, Kanpur
Class : Class 7
A

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Avinash Mishra from Central Hindu School, Gorakhpur
Subject :NSO    Class : Class 10

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Arav Singh from Jyoti Niketan School, Azamgarh
Subject :NSO    Class : Class 5

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Raghav Tyagi from birla vidya niketan, new delhi
Subject :NSO    Class : Class 8

Ans 1:

Nilanjana De from Delhi Public School North, Bengaluru
Class : Class 8
Can someone please explain why the answer is A?

Ans 2:

Venya from CHIREC International, Hyderabad
Class : Class 9
I don't understand how it is A. Both the wheels move in the same direction. It can't be C as the wheels are moving in the forward direction hence it is none of the above.

Ans 3:

AAshutosh Jindal from HOLY angels school, RAJPURA
Class : Class 8
D

Ans 4:

Ayush Chauhan from Modern Public School, Bhiwadi
Class : Class 9

Ans 5:

Paarth Vashistha from Kunskapsskolan Gurgaon , Gurgaon
Class : Class 8
How will the bicycle move if one wheel is moving forward and other backward ?

Ans 6:

Student from School, City
Class : Class 8
Explain with diagram in the solution.

Ans 7:

Bipasana from KV IIT Kanpur, Kanpur
Class : Class 9
It IS A.

Ans 8:

AAshutosh Jindal from HOLY angels school, RAJPURA
Class : Class 8
D

Ans 9:

Jaidev Chowdhary from Shamrock International School, VIJAYAWADA
Class : Class 8

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SOMDATTA BHATTACHARYA from Delhi Public School, Dhaligaon, Bongaigaon
Subject :NSO    Class : Class 4

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