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Diti Sharma from Amity International School, Noida
Subject :NSO    Class : Class 8

Ans 1:

arnav raj sharma from gulibulium school, new york
Class : Class 8
gallium is solid before 29.73 so mention the tempereture

Ans 2:

khushi Joshi from Svkm , Mumbai
Class : Class 10
But gallium is in solid state at room temperature (20oC)

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keosha jain from saint francis convent intercollege , jhansi
Subject :NSO    Class : Class 8

Ans 1:

Akshara from NPS, Bengaluru
Class : Class 8
Completely agree. ????

Ans 2:

Anusha from LBS School , Kota
Class : Class 10

Ans 3:

Saransh Sharma from St. Anselm's English medium School, Sawai Madhopur
Class : Class 8
In solution it is written B is incorrect then HOW THE OPTION 'B' IS COREECT????

Ans 4:

Naivedya Moondra from Lake Montfort, BANGALORE
Class : Class 8
Yes. Why does it say that?

Ans 5:

Genius Sahaji from BTS Bhopal, BHOPAL
Class : Class 8
me too its written wrong and they are ignoring the reviews and comments and errors

Ans 6:

Palchin from Naval public school, Uran
Class : Class 8
in the solution it says that option b is wrong then it says that that the correct option is option b please explain

Ans 7:

SANVI from D PS VADODARA, Vadodara
Class : Class 9

Ans 8:

ANUSHKA SHARMA from CAMBRIDGE COURT WORLD SCHOOL, JAIPUR
Class : Class 8

Ans 9:

Akhil Budithi from Kennedy high the global school , Hyderabad
Class : Class 8

Ans 10:

Archisman Biswas from Santipur Municipal High School, Nadia
Class : Class 9
In the explanation it is given that option b is wrong. Then how does the OPTION B become the right one ?

Ans 11:

Avyukth Radhakrishnan from TSRS, Gurgaon
Class : Class 10
why does it say b is wrong(and c is correct) in the solution and that b is the correct answer?Isn't it C?

Ans 12:

Akshara from NPS, Bengaluru
Class : Class 8

Ans 13:

Saksham Chanani from Sri Sri Academy, Kolkata
Class : Class 9
it says that b is correct and then in soln. it says b is wrong

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Aditya Arsh from Virendra Swarup Public School Cantt, Kanpur
Subject :NSO    Class : Class 8

Ans 1:

Lakshmi from DDPS, Kota
Class : Class 8
speed =frequency*wavelength so frequency is inversely proportional to wavelength so if frequency changes the wavelength will also change

Ans 2:

Archi from Mothers Global School, Delhi
Class : Class 10

Ans 3:

Lakshya Ajay Kawade from Holy Cross Kapa , Raipur
Class : Class 10
It should be option c

Ans 4:

neelu desai from bombay scottish, mumbai
Class : Class 8
both 1 and 3 should be answers

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Ashwak from Cambridge, Jalandhar
Subject :NSO    Class : Class 3

Ans 1:

Santina Suzanne from owis, bangalore
Class : Class 4
it should be c or d but it tells b

Ans 2:

ANSHUL GAJJAR from PODAR INTERNATIONAL SCHOOL, AHMEDABAD
Class : Class 3
B

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Ashwak from Cambridge, Jalandhar
Subject :NSO    Class : Class 3

Ans 1:

Advay Agarwal from Bal Bharati Public School , PITAMPURA
Class : Class 4
so answer is b

Ans 2:

Nirvi Pal from jasudben ML School, mumbai
Class : Class 5
correct answer is d okkkkkkkkkkkkkkkkkkk

Ans 3:

Advay Agarwal from Bal Bharati Public School , PITAMPURA
Class : Class 4
handspan and footspan are a unit measuring ok

Ans 4:

Prasanna Hegde from Vibgyor High Horomavu, BENGALURU
Class : Class 5
D

Ans 5:

Hamsini from yagappa international school, Thanjavur
Class : Class 6
d

Ans 6:

Avighna Shastri from doha modern indian school, doha
Class : Class 2
d!!!!!!!!!!!!!!!!!!!!!!!!!!!!!👍🏼

Ans 7:

IKSHITA BARMAN from MVM-IV, Barsajai, GUWAHATI
Class : Class 9
D

Ans 8:

Hamsini from yagappa international school, Thanjavur
Class : Class 6
D

Ans 9:

Ram Prasanna from Basil Woods International, Hyderabad
Class : Class 3
B

Ans 10:

Nadar Toor from strawberry fields high school, chandigarh
Class : Class 3
d

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Priyangshu Chattopadhyay from ST AGNES SCHOOL KHARAGPUR, Kharagpur
Subject :NSO    Class : Class 6

Ans 1:

AKSHAT AGRAWAL from NPS, BANGALORE
Class : Class 7

Ans 2:

AKSHAT AGRAWAL from NPS, BANGALORE
Class : Class 7

Ans 3:

Aarav Srivastav from DWPS , Noida Extension
Class : Class 7

Ans 4:

EKLAVYA GONDULE from DPS BHILAI, Bhilai
Class : Class 7

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Ashwak from Cambridge, Jalandhar
Subject :NSO    Class : Class 3

Ans 1:

Vighnesh from DYPIS, Navi Mumbai
Class : Class 3

Ans 2:

S Malhotra from SFS , New Delhi
Class : Class 5

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Bidyashree Panda from Royal Concord International School Begur, Bangalore
Subject :NSO    Class : Class 4

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Rudra from VSPK international school sec -13 Rohini Delhi, Delhi
Subject :NSO    Class : Class 8

Ans 1:

Avanish Pandey from St Francis school , Bilaspur
Class : Class 9
The correct answer will be(a)

Ans 2:

Amol Athawale from WoodRidge High, aurangabad
Class : Class 7
what does NA mean?

Ans 3:

Ankit kumar Jha from Ryan International School , Ghaziabad
Class : Class 9
NA meant no answer is correct and we had to leave this one empty

Ans 4:

Karthik Rao Varam from Bala Vidya Mandir, Chennai
Class : Class 10

Ans 5:

Naveen Kumar from Gail DAV Public School, Dibiyapur
Class : Class 8
PLEASE GIVE THE ANSWER ALONG WITH EXPLANTION

Ans 6:

Ruchi Sinha from DPS Gurgaon , Gurgaon
Class : Class 8
NA? what is the explanation of the answer

Ans 7:

Akshara from NPS, Bengaluru
Class : Class 8
Yes , NA means 'no answer' So , since there is no such option , anything we pick would be incorrect.

Ans 8:

Karthik Rao Varam from Bala Vidya Mandir, Chennai
Class : Class 10

Ans 9:

Nipun Abhilash from National Public School, Banashankhari, Bangalore
Class : Class 9

Ans 10:

Mridul Vashisht from St. Kabir Public School, Chandigarh
Class : Class 8
Woah how are the marks out of 60 then. People have already attempted this paper in the given year. This means an error in the paper was there that wasn't rectified...

Ans 11:

Ruchi Sinha from DPS Gurgaon , Gurgaon
Class : Class 8

Ans 12:

Jayadeep Shanmugam from Sri Sri Ravishankar Vidya Mandir, Bangalore
Class : Class 8
Please give the answer to this Question.

Ans 13:

Aniket Kumar from Gyan Niketan, Patna
Class : Class 8

Ans 14:

HELEN ELDHO from MAR ATHANASIUS, KOOVAPPADY
Class : Class 9
why no reply...

Ans 15:

Ashmi Narkar from The Shishukunj International School, Jhalaria Campus, Indore
Class : Class 9
EXPLAIN THIS PLEASEQuestion is incorrect but even after 30 (31) posts and queries no corrections...

Ans 16:

AANYA BARANWAL from KPS SCHOOL, bhilai
Class : Class 5
NA means no answer but what we had to do with it

Ans 17:

SUHANI PANDA from DE PAUL SCHOOL, BERHAMPUR
Class : Class 8
What do you mean by 'NA'?

Ans 18:

Suvan Shee from Chirec public school, Hyderabad
Class : Class 9
"NA"?.please explain the answer

Ans 19:

Amol Athawale from WoodRidge High, aurangabad
Class : Class 7
if there is no answer,then why was it considered wrong?it is not fair.

Ans 20:

Tay Wen Xuan from Inspiros International School, SHAH ALAM
Class : Class 9
Please explain what NA is... I don't understand

Ans 21:

Akshara from NPS, Bengaluru
Class : Class 8
Arrows are marked wrongly...I dont think these mistakes will ever get rectified considering that people have been writing in this forum, for the past two years, for this question. please look into this sof🙂

Ans 22:

Ashvik Banerjee from Mount Litera Zee School , Vasco
Class : Class 9
What 'NA' ? The question itself is incorrect

Ans 23:

Abhijit from saint raphael h.s. school, indore
Class : Class 6

Ans 24:

Amol Athawale from WoodRidge High, aurangabad
Class : Class 7

Ans 25:

Saanvi from Dehli Public School , Gurugram
Class : Class 4

Ans 26:

Mani Gupta from Carmel Convent School, Faridabad
Class : Class 9
Please explain the answer

Ans 27:

Akshara from NPS, Bengaluru
Class : Class 8
Exactly.What does NA mean ??

Ans 28:

Avyukth Radhakrishnan from TSRS, Gurgaon
Class : Class 10
NA means 'No Answer'.But the guidelines clearly state 'Mark all questions.'How is this fair?

Ans 29:

AKSHAJ SRIVASTAVA from MOUNT LITERA ZEE SCHOOL, Kanpur
Class : Class 9
None of the given options are correct...

Ans 30:

Avanish Pandey from St Francis school , Bilaspur
Class : Class 9

Ans 31:

Anshuman D from MVM, Hyderabad
Class : Class 9
I understood that when I looked at the question itselfThe arrows are wrongly labelled

Ans 32:

Het Aryan from Podar International School , Pune
Class : Class 9
What the heck is going on.

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Ashwak from Cambridge, Jalandhar
Subject :NSO    Class : Class 3

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