National Science Olympiad Forum By SOF Olympiad Trainer - Page 660
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Nilanjana De from Delhi Public School North, Bengaluru
Subject :NSO    Class : Class 7

Ans 1:

Vedang Darbari from Shiv Nadar School, Noida
Class : Class 8

Ans 2:

Praveen kumar from GD DAV Public school Bhandarkola Deoghar, deoghar
Class : Class 8
option B because of expansion the contact point get diverted

Ans 3:

Praveen kumar from GD DAV Public school Bhandarkola Deoghar, deoghar
Class : Class 8
option B because of expansion the contact point get diverted

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RISHIRAJ SONI from DELHI PUBLIC SCHOOL,RAIPUR, Raipur
Subject :NSO    Class : Class 6

Ans 1:

swapnil bhowmik from thakur public school, mumbai
Class : Class 6
not all physical changes are reversible

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Gaurav Mediratta from SRGS, Bengaluru
Subject :NSO    Class : Class 4

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Gaurav Mediratta from SRGS, Bengaluru
Subject :NSO    Class : Class 4

Ans 1:

Rishita Sivakumar from Indian High School, Karama Dubai
Class : Class 9
d

Ans 2: (Master Answer)

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

Ans 3:

Dishita Santosh Walujkar from Nutan English School, Kurduwadi
Class : Class 7
D

Ans 4:

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

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Gaurav Mediratta from SRGS, Bengaluru
Subject :NSO    Class : Class 4

Ans 1:

Satvik Agrawal from Delhi Public School, bhopal
Class : Class 5
Roshni is right

Ans 2:

Rachel from Mount litera Zee School Goa, Goa
Class : Class 7
Could somebody explain the meaning of the question.

Ans 3:

suvanjot from spring dales, amritsar
Class : Class 4
B SHOULD BE THE RIGHT ANSWER BECAUSE WE ARE PLOTTING NO. OF DEATHS AND NOT NO. OF ORGANISMS...SO AS THE AMOUNT OF REFUSE INCREASES THE NO. OF DEATHS WILL INCREASE TILL ALL THE ORGANISMS DIE AND THUS THE DEATHS DECEASE

Ans 4:

Debarpan Das from Delhi Public School , Durgapur
Class : Class 9
Please tell the answer of this question

Ans 5:

SAMRIDDHI from Chirec International School, Hyderabad
Class : Class 4

Ans 6:

SAMRIDDHI from Chirec International School, Hyderabad
Class : Class 4
A is write suvanjot check solution

Ans 7:

Dishita Santosh Walujkar from Nutan English School, Kurduwadi
Class : Class 7
A IS RIGHT ANSWER

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Gaurav Mediratta from SRGS, Bengaluru
Subject :NSO    Class : Class 4

Ans 1:

Dishita Santosh Walujkar from Nutan English School, Kurduwadi
Class : Class 7
C

Ans 2: (Master Answer)

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

Ans 3:

niyati from kv 2, delhi
Class : Class 4

Ans 4:

SAMRIDDHI from Chirec International School, Hyderabad
Class : Class 4
how????????????

Ans 5:

Ibrahim Aslam from uttam, Ghaziabad
Class : Class 6

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Gaurav Mediratta from SRGS, Bengaluru
Subject :NSO    Class : Class 4

Ans 1: (Master Answer)

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

Ans 2:

Dishita Santosh Walujkar from Nutan English School, Kurduwadi
Class : Class 7
A

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from Dav public school brs nagaR ludhiana, LUDHIANA
Subject :NSO    Class : Class 4

Ans 1:

Aryan Swain from Kendriya Vidyalaya, Barimul, Kendrapara
Class : Class 5

Ans 2:

shreyansh2010 from Prudence, New Delhi
Class : Class 7

Ans 3:

TRINABH PANDA from NPSI, Chennai
Class : Class 6

Ans 4:

Anay Shah from City Pride School, Pune
Class : Class 5

Ans 5:

Student from School, City
Class : Class 8

Ans 6:

aarush from A p international school, thane
Class : Class 4

Ans 7:

Aneesh Rajput from LOTUS VALLEY INTERNATIONAL SCHOOL, NOIDA
Class : Class 5

Ans 8:

Amogha from Hindustan international school, Guindy, Chennai
Class : Class 8

Ans 9:

shreyash rawat from podar international school, pune
Class : Class 8

Ans 10:

Nishchita from Gems Modern Academy , Dubai
Class : Class 8
I think the answer is C

Ans 11:

yashmit singh from la blossom school, jalandhar
Class : Class 6
Answer is fuck

Ans 12:

Aahana Agarwal from NPS Koramangala, Bengaluru
Class : Class 6
I didn't understand this . What does it mean ???

Ans 13:

Harsh Sobti from the samhita academy, BLR
Class : Class 5
aahana, do you know the ring of fire? if you do , you will know the answer

Ans 14:

yashmit singh from la blossom school, jalandhar
Class : Class 6
What the fuck

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sambodhi roy from CPS, Nagpur, Nagpur
Subject :NSO    Class : Class 5

Ans 1:

Sachi Swarup from Vibgyor HIgh , Hinjewadi Phase 1 , Pune ,, Pune
Class : Class 5
I dont think the answer is D , it should be C

Ans 2:

SANVI ROHILLA from The little shri, Rohtak
Class : Class 5
D

Ans 3:

Dvij Agrawal from Lotus Valley International School, Gurgaon
Class : Class 5
if they contract it moves up and if they relax then arm moves down so both are correct right?

Ans 4:

Saksham Chanani from Sri Sri Academy, Kolkata
Class : Class 9
i understood after seeing the solution

Ans 5:

Ishaan Singh from BBPS, Gurugram
Class : Class 9

Ans 6:

AARAV AGRAWAL from BIRLA DIVYA JYOTI, SILIGURI
Class : Class 8
p and q are the same muscles.

Ans 7:

Fareeha siddiqua from Janki Devi public school , Mumbai
Class : Class 5
option D is correct

Ans 8:

Aarav Deshmukh from DY Patil International School, Pune
Class : Class 5
mvidfopgu0rippppppppppppppppppppppppppgfnm

Ans 9:

Anika Sachan from KKIS, Singapore, singapore
Class : Class 1

Ans 10:

Aarav Deshmukh from DY Patil International School, Pune
Class : Class 5
knowning from 3rd class

Ans 11:

Satvik Agrawal from Delhi Public School, bhopal
Class : Class 5
i dont understand

Ans 12:

Subhang Deep Sahu from Narayana CO Kadugodi Bangalore, Bangalore
Class : Class 8

Ans 13:

Fareeha siddiqua from Janki Devi public school , Mumbai
Class : Class 5

Ans 14:

Mannan from Sherwood High, Bengaluru
Class : Class 7
why

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Debeesmita Lenka from DAV PUBLIC SCHOOL CHANDRASEKHARPUR, BHUBANESWAR
Subject :NSO    Class : Class 5

Ans 1:

Biju Pappachan from Rkc , Raipur
Class : Class 1
The correct ans is C. U will understand very clearly from the solution

Ans 2:

Syeda Aleeza Zaidi from Somerville school Noida , Noida
Class : Class 5
answer is c because 52g is lighter than 64g and 75g is heavier than 64g. therefore, answer is c

Ans 3:

Dhrishaj from Kendriya Vidyalay, IISc, Bangalore
Class : Class 6

Ans 4:

Dhrishaj from Kendriya Vidyalay, IISc, Bangalore
Class : Class 6
Yeah Bro

Ans 5:

Inosuke from Dps, Belgaum
Class : Class 5
answer is c because they all are in order of 1 to 7 so the weight must be between 52 and 75

Ans 6:

Tanishka Laha from Euroschool, Bengaluru
Class : Class 5
35 and 48 g are lighter than 52 and 75 g, and 80 g is heavier than 52 and 75 g. Therefore, the answer is C, 64 g.

Ans 7:

Sachi Swarup from Vibgyor HIgh , Hinjewadi Phase 1 , Pune ,, Pune
Class : Class 5
The answer is C because c is floating and e is sinking and object d is in between of these two. So d should weigh between 52 and 72 grams.

Ans 8:

Koustavi Chakraborty from DELHI PUBLIC SCHOOL, PUNE
Class : Class 5
answer is c ...64 g ...its the correct one.

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