National Science Olympiad Forum By SOF Olympiad Trainer - Page 609
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Mannat Verma from Vivek High School , Chandigarh
Subject :NSO    Class : Class 4

Ans 1: (Master Answer)

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

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Mannat Verma from Vivek High School , Chandigarh
Subject :NSO    Class : Class 4

Ans 1: (Master Answer)

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

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

Ans 1:

Yogesh Agrawal from Netizens IIT JEE Foundation , Latur
Class : Class 9
the wave length in air by v=n.lemda, so 350 = 700 . wavelength so wave length = 0.5 m Now when it enters in brass, v = 3500 m/s, so new wavelength = 3500 / 700 = 5 m. So answer is option A, i.e. wavelength will be increased by a factor of 10.

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

Ans 1:

Kokilavani K from Gateway The Complete School, Chennai
Class : Class 9

Ans 2:

Rikhil Gupta from Christ Academy, Bengaluru
Class : Class 9
lets go column wise(up to down) in the first one, the topmost value is 7. if we multiply this value with the second last value(i.e. 3), we get 21. now we must add this 21 with the second term(i.e. 8), and we get the last term that is 29. follow the same logic

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Ayana Garg from Universal High Dahisar, Mumbai
Subject :NSO    Class : Class 3

Ans 1:

Prasanna Hegde from Vibgyor High Horomavu, BENGALURU
Class : Class 5
B is the answerIt is very easy

Ans 2:

arin puri from dps, uyyu
Class : Class 8

Ans 3:

Yatindra G from SBOA, Chennai
Class : Class 4
it is like 1 and 1 space and then 1 more so accordingly the answer is B it's the MASTER ANSWER!!!

Ans 4:

Advika Narkar from The Shishukunj International School, Jhalaria Campus, Indore
Class : Class 8
See see seeIt is B Give me likesIf you like my poetry

Ans 5:

XXX from SVM, Bangalore
Class : Class 5

Ans 6:

Angshu from Dehli Public School Bangalore East, Bangalore
Class : Class 9

Ans 7:

Angshu from Dehli Public School Bangalore East, Bangalore
Class : Class 9
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Ans 8:

ayush kumar from dps noida, delhi
Class : Class 6
You do not know what is the patten so kindly do not write anything.

Ans 9:

ayush kumar from dps noida, delhi
Class : Class 6
hey do not confuse me!!!!!!!!!!!!!!!

Ans 10:

Angshu from Dehli Public School Bangalore East, Bangalore
Class : Class 9

Ans 11:

Haris from Deens academy , Banglore
Class : Class 5
all the question answers are b

Ans 12:

Advay and Aahan Rustagi from Vidyashilp Academy , Bengaluru
Class : Class 5
advika take a like ,109090909090 likes

Ans 13:

Ashwak from Cambridge, Jalandhar
Class : Class 9
We all know that the correct answer is B . It's not the Master Answer !!!!!

Ans 14:

Asit desh pandey from Mahindra World School, j
Class : Class 6
B is the answer.

Ans 15:

Angshu from Dehli Public School Bangalore East, Bangalore
Class : Class 9
sorry it is B . My mistake

Ans 16: (Master Answer)

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

Ans 17:

Koyel Biswas from Adamas World School, Kolkata
Class : Class 5
correct answer is a according to the pattern

Ans 18:

saisavit from sri kumaran ps, bangalore
Class : Class 8
B

Ans 19:

Sidharth V from Hindustan International School, Chennai
Class : Class 4
In a circle there is 8 parts in 1 one the top 4 part from left side is shaded in the 2 one the top 3 part is shaded from the left side then on the 1 one then on the bottom 1 one 3 part 4 part . Accordingly b is the answer

Ans 20:

Armaan from BVRTSE, Pune
Class : Class 5
how? according to pattern its A

Ans 21:

SRIRAM SRINIVASAN PAKU from KENDRIYA VIDHALAYA ASHOK NAGAR, CHENNAI
Class : Class 6

Ans 22:

Ashwak from Cambridge, Jalandhar
Class : Class 9
We all know the answer is B . It's not the Master Answer !!!!

Ans 23:

Kashika Goel from DPS Noida, Noida
Class : Class 7

Ans 24:

Angshu from Dehli Public School Bangalore East, Bangalore
Class : Class 9
the correct answer is A according to the pattern

Ans 25:

Angshu from Dehli Public School Bangalore East, Bangalore
Class : Class 9

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tanmay from amaatra academy, bangalore
Subject :NSO    Class : Class 5

Ans 1:

SOURADEEP SHARMILA MANDAL from KENDRIYA VIDYALAYA IISC, Bengaluru
Class : Class 7
you are right it is 13 days not 14 (I too made the same mistake)

Ans 2:

Kashvi Rawat from Gear Innovative International School, Bengaluru
Class : Class 3
one cycle from full moon to new moon or vise-versa = 15 days.15 days will be 28th but not 26th

Ans 3:

SOUVAGYA SAHA from De Nobili School, DHANBAD
Class : Class 10

Ans 4:

Anhad A from Chrysalis, Bangalore
Class : Class 7

Ans 5:

Rishita Verma from Suncity School, Gurgaon
Class : Class 5

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Saina from DPS, Noida
Subject :NSO    Class : Class 4

Ans 1:

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

Ans 2:

Tanishq Jatushkaran from Ryan International School, Navi mumbai
Class : Class 8
ANS=(D)

Ans 3:

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

Ans 4:

Gunnit Kant from DPS, Nerul, Navi Mumbai
Class : Class 5
d

Ans 5:

Devansh from asn senior secondary school, delhi
Class : Class 8
correct ANS= [d]

Ans 6:

Agriye Kamboj from ST.XAVIER SEC SE CO ed Bhopal, BHOPAL
Class : Class 4
Correct answer is =''D''

Ans 7:

Rupsa Bhattacharjee from South City International School, Kolkata
Class : Class 5
Correct answer is D

Ans 8:

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

Ans 9:

Abhinav Kulkarni from National Centre For Excellence, Bengaluru
Class : Class 4

Ans 10:

shalini mittal from DPS Greater Noida, Greater noida
Class : Class 4

Ans 11:

Daksh Chanani from Sri Sri academy, Kolkata
Class : Class 7
ANS=d

Ans 12:

Ashwak from Cambridge, Jalandhar
Class : Class 9
The dress shown here is Kimono and is traditional dress of Japan . So answer D is correct .

Ans 13:

Yatindra G from SBOA, Chennai
Class : Class 4
The answer is (D) because there is a Kimono, and it is the traditional dress of Japan.

Ans 14:

Twisha Arora from Modern Vidya Niketan, Sector - 17, Faridabad, Haryana, FARIDABAD
Class : Class 7
The correct answer should be option D as this is a Kimono in the picture and a Kimono is the traditional dress of Japan

Ans 15:

somesh from Centre point katol road, Nagpur
Class : Class 6
It is d

Ans 16:

Kriti Bhonsale from Delhi Public School, Bengaluru
Class : Class 5
D is correct

Ans 17:

Aryan Swain from Kendriya Vidyalaya, Barimul, Kendrapara
Class : Class 5
The correct answer is D.

Ans 18:

Daksh Chanani from Sri Sri academy, Kolkata
Class : Class 7
The dress shown here is Kimono and is a traditional dress of Japan.

Ans 19:

Abhineet Nandy from DPS Whitefield, Bangalore
Class : Class 9
The answer is [D] None of these, because the picture shows Kimono which is the traditional dress of Japan

Ans 20:

Arnesh from DPS Mathura Road , New Delhi
Class : Class 7
THE answer is D

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Pranav Kannan from Phoenix Greens, Hyderabad
Subject :NSO    Class : Class 3

Ans 1:

TANVI D MARGHADE from PODAR INTERNATIONAL SCHOOL POWAI, MUMBAI
Class : Class 6

Ans 2: (Master Answer)

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

Ans 3:

Shivangi singh from Dps greater Noida, Greater Noida
Class : Class 4

Ans 4:

SPRIHA SINGH from KV BEML Nagar, KGF
Class : Class 4
The correct answer is D .

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Pranav Kannan from Phoenix Greens, Hyderabad
Subject :NSO    Class : Class 3

Ans 1:

SPRIHA SINGH from KV BEML Nagar, KGF
Class : Class 4
The correct answer is C

Ans 2:

Pranav Kannan from Phoenix Greens, Hyderabad
Class : Class 3
c

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Gulzar Russell from Kendriya Vidyalaya No.1, Calicut
Subject :NSO    Class : Class 8

Ans 1:

AAshutosh Jindal from HOLY angels school, RAJPURA
Class : Class 8
The ans is A,B

Ans 2:

Harshit from Army Public School, Lucknow
Class : Class 9
Hi friend. The ans is (A) amplitude of vibrating body. HOPE THIS HELPS!!!!

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