National Science Olympiad Forum By SOF Olympiad Trainer - Page 602
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Gauri Singh from St Johns School Marhauli, Varanasi
Subject :NSO    Class : Class 5

Ans 1:

AREEN from BOLTON, HYDERABAD
Class : Class 6
Ans is C because bomb has chemicals and whan a bomb bursts, it creates sound energy, and raditions, which is light energy.

Ans 2:

ANANYA.MUKHERJEE.5.lvisn from lvis, noida
Class : Class 5
Because a tv converts electrical energy and not chemical energy.

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Harshit Singh from Dehli Public School, Sector-102A, Gurgaon, Gurgaon
Subject :NSO    Class : Class 3

Ans 1: (Master Answer)

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

Ans 2:

Santina Suzanne from owis, bangalore
Class : Class 3
b is the answer not d because b is sun and sun has no craters

Ans 3:

Adya from DPS Noida, Noida
Class : Class 4

Ans 4:

Aradhya Shankar from Vibgyor, Kolhapur
Class : Class 4

Ans 5:

Kashika Goel from DPS Noida, Noida
Class : Class 7

Ans 6:

Santina Suzanne from owis, bangalore
Class : Class 3
b

Ans 7:

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

Ans 8:

Santina Suzanne from owis, bangalore
Class : Class 3
b

Ans 9:

Aathmika Shetty from Shriniketana School, Sirsi
Class : Class 4
Yes correct the answer is B

Ans 10:

Aradhya Shankar from Vibgyor, Kolhapur
Class : Class 4
b not d

Ans 11:

Dripto Goswami from Aditya Academy Secondary, Barasat, Barasat
Class : Class 8

Ans 12:

Santina Suzanne from owis, bangalore
Class : Class 3
a and b are correct so the answer is D

Ans 13:

samarth kshatriya from delhi public school,bhilai, bhilai
Class : Class 3
class - 3

Ans 14:

samarth kshatriya from delhi public school,bhilai, bhilai
Class : Class 3
the correct answer is B

Ans 15:

Aathmika Shetty from Shriniketana School, Sirsi
Class : Class 4

Ans 16:

Krishiv Chandan Sukul from Seven 11 Scholastic School, Mumbai
Class : Class 6

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Ishaan Roy from Sri Chaitanya Techno School, Bengaluru
Subject :NSO    Class : Class 6

Ans 1:

Archana from Opg World School, New Delhi
Class : Class 7

Ans 2:

Utsavi Priya from DPS RUBY PARK, KOLKATA
Class : Class 8
so bad and lengthy questions ??!!

Ans 3:

LAVANYA DADHWAL from BLOOM PUBLIC SCHOOL, South West Delhi
Class : Class 8
Usually leaves having reticulate venation have tap roots and leaves having parallel venation have fibrous root, hence the answer is c because tap roots provide better anchorage than fibrous root

Ans 4:

NISHTHA GUPTA from DPS R K Puram, newdelhi
Class : Class 10
shut up ! stop giving weird question where we gunna find da answers weirdos

Ans 5:

Aarnav Grover from Anand Niketan Shilaj, Ahmedabad
Class : Class 9
question very difficult especially for only 20 mins test time

Ans 6:

Samitha Kumar from Boaz Public School , Chennai
Class : Class 10

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Devang Bansal from St Kabir Public School, Chandigarh
Subject :NSO    Class : Class 9

Ans 1:

from , Nanded
Class : Class 10
C- It must remain constant through out.

Ans 2:

venkatt ramanaw from DePaul School ICSE Ukkunagaram, Visakhapatnam
Class : Class 9
C-It remains constant throughout.

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Harshit Singh from Dehli Public School, Sector-102A, Gurgaon, Gurgaon
Subject :NSO    Class : Class 3

Ans 1:

Anaahad Mehar Satsangi from Delhi Public School Agra, Agra
Class : Class 3
The answer is a

Ans 2:

Shrihan Koley from Radiant International School , Patna
Class : Class 5

Ans 3:

Shrihan Koley from Radiant International School , Patna
Class : Class 5

Ans 4:

Shaurya Shinde from Goldcrest High Vashi, Navi Mumbai
Class : Class 8
Answer: AExplanation: Food is masticated with teeth and partially digested by the action salivary juices in the mouth (P).

Ans 5:

kalra Shaleen from Jalandhar, Jalandhar
Class : Class 5
The answer is A

Ans 6: (Master Answer)

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

Ans 7:

Santina Suzanne from owis, bangalore
Class : Class 3
d is answer

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Ishaan Roy from Sri Chaitanya Techno School, Bengaluru
Subject :NSO    Class : Class 6

Ans 1:

Vedant from DON BOSCO, CHENNAI
Class : Class 2

Ans 2:

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

Ans 3:

Himanshi yadav from St. Francis convent school,sikandra Agra, AGRA
Class : Class 7

Ans 4:

Shruthi Sanya from DPS, Bangalore
Class : Class 6

Ans 5:

Iba khan from DPS GBN, Noida
Class : Class 6

Ans 6:

Aarnav Grover from Anand Niketan Shilaj, Ahmedabad
Class : Class 9
uhhhhhhhhhhh how is opening of a bud a chemical change? the chemical compound does not change still so answer should be only 4 i think

Ans 7:

Ashwak from Cambridge, Jalandhar
Class : Class 9
Arnav opening of bud is a chemical change because then it turns into flower and is irreversible

Ans 8:

Arya Kiran from PSBB KK NAGAR, Chennai
Class : Class 9

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Gauri Chaturvedi from St. Joseph Convent, Jabalpur
Subject :NSO    Class : Class 6

Ans 1:

Gauri Singh from St Johns School Marhauli, Varanasi
Class : Class 8
Both of them will fall because box II will come down due to gravity and box I will become heavier

Ans 2:

Arushi from Indira National School, Pune
Class : Class 9
Both blocks will fall because there will be nothing to hold them.It is like a sea-saw balanced in the middle.If one person gets up,the other will go down.

Ans 3:

Ojas Patil from Vikhe Patil Memorial School Pune, Pune
Class : Class 7
c because of gravity 1 will fall. imbalance and so other will also fall

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Dharini Manimaran from BVM Global @ Bollineni Hillside, Chennai
Subject :NSO    Class : Class 7

Ans 1:

ARIJIT SINGH from SAT PAUL MITTAL SCHOOL , Ludhiana
Class : Class 7

Ans 2:

ansh rai from delhi public school, Bhilai
Class : Class 4
Answer should be A as zinc granules don’t react and produce co2 gas so it’s simple and answer should be A

Ans 3:

Dhruvan G from Indian School Al Ghubra, Muscat
Class : Class 8
If it could have been simpler, then you don't have to study for these Olympiads as its too difficult. And I don't think it is very difficult and the option is (A) i think.

Ans 4:

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

Ans 5:

Pari Shiddam from PIS Powai, MUMBAI
Class : Class 8
they should have said correct statements. So the answer should be A

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prerak from cambridge court high school, jaipur
Subject :NSO    Class : Class 9

Ans 1: (Master Answer)

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

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Dhruvan G from Indian School Al Ghubra, Muscat
Subject :NSO    Class : Class 7

Ans 1:

Shriyam from Chinmaya vidyalaya Bokaro, Bokaro
Class : Class 7
Answer is B don't look for more information ans is hidden in question with less information also

Ans 2:

priyanka from kendriya vidalaya kathmandu, JHAJJAR
Class : Class 8
option b is the answer

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