National Science Olympiad Forum By SOF Olympiad Trainer - Page 519
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Samyak Rai from lotus valley international school, Noida
Subject :NSO    Class : Class 7

Ans 1:

Akash Mukhoti from Hiranandani Foundation School, Powai , Mumbai
Class : Class 10

Ans 2:

Pranathi from GIIS, Kuala Lumpur
Class : Class 7
C

Ans 3:

Nimish Khandekar from SNBP International School, Pune
Class : Class 10
d is correct answer

Ans 4:

Akash Mukhoti from Hiranandani Foundation School, Powai , Mumbai
Class : Class 10
The answer shall be (b)

Ans 5:

from , barbil
Class : Class 8
Daughter

Ans 6:

Dishita Saha from Mother Teresa Public School, Delhi
Class : Class 8
cousin b

Ans 7:

Pranathi from GIIS, Kuala Lumpur
Class : Class 7
C

Ans 8:

Yash Arya from Sharda Vidya Mandir, Bhopal
Class : Class 7
b) cousin because she is the grand daughter of his father's elder brother not his own father's

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VEDANT SUDHAKAR POUL from SINGHAD SPRING DALE PUBLIC SCHOOL VADGAON BK PUNE, PUNE
Subject :NSO    Class : Class 3

Ans 1:

Shaarvi Pant from Greenwood High, Bangalore
Class : Class 3

Ans 2:

Anish Malshette from Gopalan International School, Bangalore
Class : Class 3
Why not D or B ? There is no justification given.

Ans 3:

Shaarvi Pant from Greenwood High, Bangalore
Class : Class 3

Ans 4:

Prasanna Hegde from Vibgyor High Horomavu, BENGALURU
Class : Class 5
It is A

Ans 5:

Rivan Chheda from Podar international CAIE, Mumbai
Class : Class 3

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Deepayan Das from South Point High School, Kolkata
Subject :NSO    Class : Class 4

Ans 1:

Ashlynn Bhatia from Modern Vidya Niketan Sr. Secondary School Sector - 17, FARIDABAD
Class : Class 4
C should be the answer because the WEIGHT of the spring balance should be the same in order to test whether or not the length of the ramp affects the Force needed to move the wooden block

Ans 2:

Dakala Murari from Indian school of excellence, Bangalore
Class : Class 4
a

Ans 3:

Akshat Pathak from DPS, Noida
Class : Class 4
aaa

Ans 4:

Gurnoor from Chitkara International School, Chandigarh
Class : Class 4

Ans 5:

Adithya Sathyanarayanan from Chennai Public School, Chennai
Class : Class 6
a

Ans 6:

Aarya Ranjan from Chrysalis High Varthur, bangalore
Class : Class 5
explain

Ans 7:

Advika Narkar from The Shishukunj International School, Jhalaria Campus, Indore
Class : Class 8
Ans is C as weight of spring balance should be same. It is not necessary for the height of both the ramps to be same.

Ans 8:

Shreeda Dewangan from Delhi public school , Raipur
Class : Class 5

Ans 9:

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

Ans 10:

lavanya from bcm chd road, Ludhiana
Class : Class 5
C

Ans 11:

Ashwak from Cambridge, Jalandhar
Class : Class 9
Lavanya , Nishtha and Ashmi the answer is A

Ans 12:

Sargun Maini from The Khaitan School, NOIDA
Class : Class 6
4A

Ans 13:

S Malhotra from SFS , New Delhi
Class : Class 5

Ans 14:

Advika Narkar from The Shishukunj International School, Jhalaria Campus, Indore
Class : Class 8
I agree with Lavanya and Nishtha Please explainKeep solution too

Ans 15:

Rishabh Rathi from Blue Ridge Public School, Pune
Class : Class 5
a

Ans 16:

Tanirika Bansal from DPS Faridabad, Faridabad
Class : Class 4
A

Ans 17:

Shreshta from Presidium, Ghaziabad
Class : Class 3

Ans 18:

lavanya from bcm chd road, Ludhiana
Class : Class 5

Ans 19:

Nishtha Mishra from BBPS, NEWDELHI
Class : Class 4
how is A the ans.

Ans 20:

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

Ans 21:

Manan thorat from Podar powai, Mumbai
Class : Class 4
A is the Answer

Ans 22:

Gurnoor from Chitkara International School, Chandigarh
Class : Class 4
a is the ans

Ans 23:

Aadi Maheshwari from Gems Modern Academy, Dubai
Class : Class 3
c

Ans 24:

Krisha Ganeriwal from Podar International school, Mysore
Class : Class 2

Ans 25:

Debarpan Das from Delhi Public School , Durgapur
Class : Class 9

Ans 26:

Aadi Maheshwari from Gems Modern Academy, Dubai
Class : Class 3
ccccccccccccccccccccccccccccccccc

Ans 27:

Shiven Dinkar from DPS Noida, Delhi
Class : Class 4

Ans 28:

Nishtha Shukla from Sri Chaitanya Techno School, Gurgaon
Class : Class 8
C

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Karun from Kendriya vidhyalaya, Chennai
Subject :NSO    Class : Class 5

Ans 1:

Nafees Akhtar from DPS, Kolkata
Class : Class 8
a

Ans 2:

Ashher Pervez from DPS Bhilai, Bhilai
Class : Class 10
option is D.See it carefully

Ans 3:

AISHA from K.V.No.-1,A.F.S.,SEC.-14, GURUGRAM
Class : Class 10
YOU WILL FIND CORRECT ANSWER AS OPTION D SEE IT CAREFULLY IN BETWEEN.

Ans 4:

Karun from Kendriya vidhyalaya, Chennai
Class : Class 5
Please explain the answer

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Alay Shah from Euro School, Thane
Subject :NSO    Class : Class 5

Ans 1:

HARJIIT from PSBBMS omr, Chennai
Class : Class 8
c

Ans 2:

Archit Raj from Little ANGELS school , Munger
Class : Class 5

Ans 3:

HARJIIT from PSBBMS omr, Chennai
Class : Class 8

Ans 4:

akshaj das from NARAYANA E TECHNO kaggdaspura, Bengaluru
Class : Class 8
c

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Alay Shah from Euro School, Thane
Subject :NSO    Class : Class 5

Ans 1:

Prithvi Varma from Bhaktivedanta Swami Mission School, Mumbai
Class : Class 7

Ans 2:

DIVYAM RAMESH SHARMA from GUNDECHA EDUCATION ACADEMY, Mumbai
Class : Class 4

Ans 3:

DIVYAM RAMESH SHARMA from GUNDECHA EDUCATION ACADEMY, Mumbai
Class : Class 4
answer 1 is wrong

Ans 4:

DIVYAM RAMESH SHARMA from GUNDECHA EDUCATION ACADEMY, Mumbai
Class : Class 4

Ans 5:

AREEN from BOLTON, HYDERABAD
Class : Class 6
Ans is A because numbers between 10 and 15 are 10, 11, 12, 13, 14 and 15. The numbers between 13 and 15 are 13, 14, 15, 16, 17, 18, 19 and 20. The common number is 15.

Ans 6:

Archit Raj from Little ANGELS school , Munger
Class : Class 5

Ans 7:

Archit Raj from Little ANGELS school , Munger
Class : Class 5

Ans 8:

DIVYAM RAMESH SHARMA from GUNDECHA EDUCATION ACADEMY, Mumbai
Class : Class 4

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BHAVYA JHA from GLOBAL CITY INTERNATIONAL SCHOOL, BANGALORE
Subject :NSO    Class : Class 6

Ans 1:

Aakshat Dey from GARDEN HIGH SCHOOL, KOLKATA
Class : Class 7

Ans 2:

BHAVYA JHA from GLOBAL CITY INTERNATIONAL SCHOOL, BANGALORE
Class : Class 6

Ans 3:

Kinshuk Kedia from Rajkumar College, Raipur
Class : Class 7

Ans 4:

Anuj from Kendriya Vidyalaya 1, Hubli
Class : Class 6

Ans 5:

Atharva Somani from DPS,gandhinagar, Kalol
Class : Class 6
its c

Ans 6:

Taanvi from , Bangalore
Class : Class 9

Ans 7:

asmitha from vidhya nikaten public school, coimbatore
Class : Class 8
its d

Ans 8:

UMA Subramanian from Global Indian International School, Singapore
Class : Class 7

Ans 9:

Aarathy Sudhir Aarav Sudhir from Global Indian International School, Abu Dhabi
Class : Class 7
wrongggg!!!!if anyone thiks c is the answer please explain here!

Ans 10:

Shivangi from GEA, Mumbai
Class : Class 7
Yes C is the correct ans as(pls read this full), if we take P as sugar, R as sawdust and Q as water then sawdust(R) will go into filtration process leaving us with a mixture P Q (sugar water).Then the mixture goes into evaporation process leaving us with P (sugar).As it is mentioned RESPECTIVLEY in the question option D is not correct

Ans 11:

Shivangi from GEA, Mumbai
Class : Class 7
Yes C is the correct ans as(pls read this full), if we take P as sugar, R as sawdust and Q as water then sawdust(R) will go into filtration process leaving us with a mixture P Q (sugar water).Then the mixture goes into evaporation process leaving us with P (sugar).As it is mentioned RESPECTIVLEY in the question option D is not correct

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Kaustav Nath from Gurukul The School, Crossing Republick
Subject :NSO    Class : Class 4

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Kamal Manchenella from Delhi Public School, Hyderabad
Subject :NSO    Class : Class 7

Ans 1:

Aadvik saini from Mvn sector 17, Faridabad
Class : Class 8
Yes the answer is option C

Ans 2:

Pisal Dhruv from Veer Bhagat Singh International School, Mumbai
Class : Class 7
the answer is Green Blue Blue

Ans 3:

Pranathi from GIIS, Kuala Lumpur
Class : Class 7
C

Ans 4:

Shreyansh from St Xaviers School, Bokaro
Class : Class 8
option c

Ans 5:

Pranathi from GIIS, Kuala Lumpur
Class : Class 7
C

Ans 6:

Yash Arya from Sharda Vidya Mandir, Bhopal
Class : Class 7
option c

Ans 7:

Pranathi from GIIS, Kuala Lumpur
Class : Class 7
C

Ans 8:

Shreyansh from St Xaviers School, Bokaro
Class : Class 8
option c

Ans 9:

Shreyansh from St Xaviers School, Bokaro
Class : Class 8
option c

Ans 10:

Shreyansh from St Xaviers School, Bokaro
Class : Class 8
option c

Ans 11:

Pranathi from GIIS, Kuala Lumpur
Class : Class 7
C

Ans 12:

from , barbil
Class : Class 8
Green blue blue

Ans 13:

Pranathi from GIIS, Kuala Lumpur
Class : Class 7
C

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Vikram from AVM, Mumbai
Subject :NSO    Class : Class 5

Ans 1:

stavya from dps noida, noida
Class : Class 8
bro i forgot about point number 2

Ans 2:

Kunj Tanna from lodha world school, thane
Class : Class 7
My answer is B

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