National Science Olympiad Forum By SOF Olympiad Trainer - Page 691
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Roshan Choudhary from Aps tezpur , Tezpur
Subject :NSO    Class : Class 3

Ans 1: (Master Answer)

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

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YASH SAH from DELHI PUBLIC SCHOOL MIS DOHA, Doha
Subject :NSO    Class : Class 5

Ans 1:

Mystic Girl from NPS, Bnagalore
Class : Class 6

Ans 2:

Devina kashyap from TPS, Mumbai
Class : Class 4

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Daivik Goel from Delhi public school , Vadodara
Subject :NSO    Class : Class 4

Ans 1:

Daivik Goel from Delhi public school , Vadodara
Class : Class 4
d)Yuri Gagarin

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Shagun from MAXFORT DWARKA, New Delhi
Subject :NSO    Class : Class 4

Ans 1: (Master Answer)

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

Ans 2:

PALAKSH YADU from DELHI PUBLIC SCHOOL BHILAI, BHILAI
Class : Class 4

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Rohan Naik from Vibgyor High, Bangalore
Subject :NSO    Class : Class 4

Ans 1:

Ridhan from SFS janakpuri, New Delhi
Class : Class 5
the answer is A because it require pull force and others require push force

Ans 2:

Rutu Jamdar from The Orchid School, Pune
Class : Class 8

Ans 3: (Master Answer)

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

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Vamseedhar from Kendriya Vidyalaya, HYDERABADd
Subject :NSO    Class : Class 5

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Aryan Goyal from DPS , Dwarka, New Delhi
Subject :NSO    Class : Class 3

Ans 1:

SHAURYA RAJ from LITERA VALLEY SCHOOL, PATNA
Class : Class 3
Answer is definately D

Ans 2:

Krishna Kumari Nayak from Sai International school , Bhubaneswar
Class : Class 4
D

Ans 3:

Ziya Joshi from Nrimala convent school, Rajkot
Class : Class 6

Ans 4:

Darshini Chakravarty from Pinnacle High International School, Mumbai
Class : Class 4
C is the answer

Ans 5:

Abhinha Ajay Ovhal from Podar International School, Latur
Class : Class 7
b

Ans 6:

Santina Suzanne from owis, bangalore
Class : Class 4
c

Ans 7:

Nivaan Trisal from GIIS Banerghatta , Bangalore
Class : Class 4
ITS A

Ans 8:

Kashika Goel from DPS Noida, Noida
Class : Class 7
small intestine does not absorb water it helps to absorb nutrients from blood

Ans 9:

Ziya Joshi from Nrimala convent school, Rajkot
Class : Class 6
D

Ans 10:

Gayatri Iyer from Sanskriti School, Pune
Class : Class 9
Yes the answer is D.

Ans 11:

kalra Shaleen from Jalandhar, Jalandhar
Class : Class 5
D

Ans 12:

Aneesh Balaji from BVBARR school, Hyderabad
Class : Class 9
ans is definitely d

Ans 13:

Ashwak from Cambridge, Jalandhar
Class : Class 9
Yes , the answer is D .

Ans 14:

Santina Suzanne from owis, bangalore
Class : Class 4
a

Ans 15:

TAISHA AGARWAL from Modern High School for Girls, Kolkata
Class : Class 7
ans is b

Ans 16:

ANUSHREE SACHIN BHATTAD from ST. JOSEPH PRIMARY SCHOOL, Solapur
Class : Class 3
ans is definitely

Ans 17:

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

Ans 18:

avg from VIBGYOR HIGH, PUNE
Class : Class 3
THE SMALL INTESTINE ABSORBS WATER AND MINERALS FROM FOOD, SO THE ANS. SHOULD BE B.

Ans 19:

Santina Suzanne from owis, bangalore
Class : Class 4
a

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Aryan Goyal from DPS , Dwarka, New Delhi
Subject :NSO    Class : Class 3

Ans 1:

Kashika Goel from DPS Noida, Noida
Class : Class 7

Ans 2:

Nishant Hazarika from Air Force School, Dibrugarh
Class : Class 3
Aarush Chakrabortty and Shaunak are correct

Ans 3:

Shaurya Shinde from Goldcrest High Vashi, Navi Mumbai
Class : Class 8
C is the correct answer because it is the part which food into smaller pieces. Explanation: The food enters in our body. >It reaches to our stomach. >It is broken into pieces. >It reaches to the rectum through large intestine. >It comes out from anus. Oesophagus >stomach >small intestine >large intestine >rectum >anus

Ans 4:

Ayush from Dps Bokaro , Bokaro
Class : Class 3
c

Ans 5:

Nivaan Trisal from GIIS Banerghatta , Bangalore
Class : Class 4
ITS B

Ans 6:

Sahanaa from Sancta Maria International School, Hyderabad
Class : Class 8

Ans 7:

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

Ans 8:

Aarush Chakrabortty from Narayana e-Techno School, South City 2, Gurugram
Class : Class 5
B is the right answer

Ans 9:

Ayush from Dps Bokaro , Bokaro
Class : Class 3
b

Ans 10:

Soumyajit Das from Hariyana Vidya Mandir, NORTH 24 PARGANAS
Class : Class 8
Small intestine is an organ of digestive system where complete digestion of food occurs and the digested food nutrients are absorbed into blood and sent to all body parts.Hence correct answer : option 'c'

Ans 11:

Priyanshi Pritam from Vibgyor High, Bangalore
Class : Class 4
B is right

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Dhars from DPS EAST Bangalore , Bengaluru
Subject :NSO    Class : Class 7

Ans 1:

Anushka kumar from DPS paradip, odisa
Class : Class 9
it must be a. as amount of oxygen decreases and when searched... gives the same answer

Ans 2:

SOMDATTA BHATTACHARYA from Delhi Public School, Dhaligaon, Bongaigaon
Class : Class 5

Ans 3:

Adithya Kumble from Deens Academy, Bangalore
Class : Class 7

Ans 4:

ATHARVA from Vibgyor High, Vadodra
Class : Class 2
umm thx everyone

Ans 5:

Tejas Meshram from Bethany, Bengaluru
Class : Class 7

Ans 6:

Sumedha Mishra from xyz, School, Pune
Class : Class 8

Ans 7:

Medha Bhutani from Christ Academy, Bengaluru
Class : Class 9
ans is C. because of sodium bicarbonate,the plants get CO2 and perform photosynthesis and give out O2

Ans 8:

Sanjana Iyer from HFS Powai, Mumbai
Class : Class 9
oh. ok.

Ans 9:

A Ramakrishna Rao from D A V Public School. Unit 8. Bhubaneswar , Bhubaneswar
Class : Class 6

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Akhilesh Dash from Ruchika High School, Bhubaneswar
Subject :NSO    Class : Class 8

Ans 1:

Saharsh Kuna from Gear Innovative International School, Bengaluru
Class : Class 8
Why does the solution heat up?

Ans 2:

Student from School, City
Class : Class 8
Solution heats up

Ans 3:

Ashmi Narkar from The Shishukunj International School, Jhalaria Campus, Indore
Class : Class 9
SOF same thing again

Ans 4:

sankalp from Gyan Bharti School, Saket, Delhi
Class : Class 10

Ans 5:

Anushka from St. Theresa's Convent sr.sec. school, Karnal
Class : Class 10
The answer is D.

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