National Science Olympiad Forum By SOF Olympiad Trainer - Page 711
  1. Home
  2. /  Forum

User Forum

Ask Your Question
APOORVA.GUPTA from DPS Noida, Noida
Subject :NSO    Class : Class 4

Ans 1:

anika from St Joseph sen sec school Mahoba, Kulpahar
Class : Class 5
the answer is C. and you are very gadha and foolish .

Ans 2:

ranak sharma from Cambridge Court World School, Jaipur
Class : Class 5
The answer is not C as it is written solvent - solute = Solution it is saying solvent MINUS solute

Ans 3:

Suryansh solanki from St Joseph co Ed school, Bhopal
Class : Class 4
Ans c

Ans 4:

DIPANWITA MAITI from SPINGDALES SCHOOL PUSA ROAD, New Delhi
Class : Class 9
Come on yaar, it's option C

Ans 5:

RAHUL SINHA from D.A.V Public Koyla Nagar Dhanbad, dhanbad
Class : Class 7
Option c.is the answer

Ans 6:

SHANTANU from STELLA MARIS INTER COLLEGE, Lucknow
Class : Class 5
Ans is GLASS,PLASTIC(option C)

Ans 7:

Advika Narkar from The Shishukunj International School, Jhalaria Campus, Indore
Class : Class 8
C C C the answer is CPlease give a yesif you agree with me

Ans 8:

Satvik Agrawal from Delhi Public School, bhopal
Class : Class 5
c

Ans 9:

Riya shushil from Dps bangalore north , Bangalore
Class : Class 3

Ans 10:

Ashwak from Cambridge, Jalandhar
Class : Class 9
Chill Man the answer is C.

Ans 11:

SHANTANU from STELLA MARIS INTER COLLEGE, Lucknow
Class : Class 5
Ans is GLASS,PLASTIC(option C)

Ans 12:

Sashriti Das from Delhi Public School Bangalore North, Bangalore
Class : Class 5
C

Post Your Answer

APOORVA.GUPTA from DPS Noida, Noida
Subject :NSO    Class : Class 4

Ans 1:

Mohhika Sharma from Delhi Public School Greater Noida, Greater Noida
Class : Class 7
There is so less difference in both 'C' and 'D'.I think they should make more difference, but in level 2,they will trick you, no matter what.The questions will come like this only.Good Luck Everyone!

Ans 2:

anika from St Joseph sen sec school Mahoba, Kulpahar
Class : Class 5
my ans is d my darling

Ans 3:

Daksh Jain from Deens Academy, Bangalore
Class : Class 4
c is minus and d is plus

Ans 4:

AARAV AGRAWAL from BIRLA DIVYA JYOTI, SILIGURI
Class : Class 8
D

Ans 5:

Bhavni Oberoi from Amity International School, Visakhapatnam
Class : Class 4
Solute-solvent is not a solution there is a huge difference

Ans 6:

G Sai krishiv raju from Delhi public school, Hyderabad
Class : Class 7
d

Ans 7:

Ashwak from Cambridge, Jalandhar
Class : Class 9
Sorry, my first one was misprinted .. I am telling you the correct explanation of the question ---- In C it is written solvent - solute = solution but you see in D it is written solvent solute = solution …….Hence, option D is correct!!!!!

Ans 8:

Sashriti Das from Delhi Public School Bangalore North, Bangalore
Class : Class 5
D

Ans 9:

SAI KRISHNA from SHISHYA BEML PUBLIC SCHOOL, BANGALORE
Class : Class 3
charukhanthan in c it is - in d it is so ans is d

Ans 10:

S K Charukhanthan from KV, Bangalore
Class : Class 6
C and D is same how could they do like thissssssssssssssss?????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????///

Ans 11:

Midhuna from ABCD, Banglore
Class : Class 3
Correct answer is D because solvent and solute gives solution

Ans 12:

Advika Narkar from The Shishukunj International School, Jhalaria Campus, Indore
Class : Class 8
ans is Dplease agreeeveryone seethe ans is D

Ans 13:

RITASHREE ROY from VMS JOKA, KOLKATA
Class : Class 8
the answer is d because solute and soluvent together form solution

Ans 14:

Naitik from Delhi Public School Noida, Noida
Class : Class 4
ans is d

Ans 15:

Ashwak from Cambridge, Jalandhar
Class : Class 9
In C it is written solvent - solute =solution but in D it is written solvent solute = solution . So the correct answer is D .

Ans 16:

Satvik Agrawal from Delhi Public School, bhopal
Class : Class 5
d

Ans 17:

Ashwak from Cambridge, Jalandhar
Class : Class 9
d

Post Your Answer

Divyanshu from Macro vision academy Burhanpur, Raver
Subject :NSO    Class : Class 2

Post Your Answer

Pranet Abwani from ,
Subject :NSO    Class : Class 5

Post Your Answer

Pranet Abwani from ,
Subject :NSO    Class : Class 5

Post Your Answer

Pranet Abwani from ,
Subject :NSO    Class : Class 5

Post Your Answer

shreyansh2010 from Prudence, New Delhi
Subject :NSO    Class : Class 3

Ans 1: (Master Answer)

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

Post Your Answer

Nayan Raj Dutta from DELHI PUBLIC SCHOOL, Duliajan
Subject :NSO    Class : Class 2

Post Your Answer

Nayan Raj Dutta from DELHI PUBLIC SCHOOL, Duliajan
Subject :NSO    Class : Class 2

Ans 1:

Mridu from st pauls, bangalore
Class : Class 3
IT IS A VERY VERY WRONG QUESTION

Post Your Answer

arpit12345 from Ryan International School, New Delhi
Subject :NSO    Class : Class 10

Ans 1:

Annapurna Bulusu from AcS, Delhi
Class : Class 10
B) II,III,IV CARBON can reduce oxides of metals lower in the activity series. K, Ca and Mg are high in the activity series so they are very reactive so they can not be found in free state easily.

Post Your Answer