National Science Olympiad Forum By SOF Olympiad Trainer - Page 398
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Niteen Jit Sahu from Diya Academy of Learning, Bengaluru
Subject :NSO    Class : Class 4

Ans 1:

Niteen Jit Sahu from Diya Academy of Learning, Bengaluru
Class : Class 7
The clue for the first answer is :his name starts from L and ends with I.One more question,who invented the metal detector ? The clue for this is:his name strts from A and ends with L. No searcing google.For this you will get $10,00,00,000.

Ans 2:

Akshat Pathak from DPS, Noida
Class : Class 4
alexander graham bell but i searched google

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Saatviki from Ryan International School, PUNE
Subject :NSO    Class : Class 2

Ans 1:

Gaurika Bhasin from Genesis global school, Noida
Class : Class 2
The correct answer is KLTN

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Yumna saba from Navodaya Central School, Raichur
Subject :NSO    Class : Class 3

Ans 1:

Prayaan handel from Billabong high international school, Bhopal
Class : Class 4
qww

Ans 2:

Aarathy Sudhir Aarav Sudhir from Global Indian International School, Abu Dhabi
Class : Class 7
I GUESS IT IS ONLY NYLON

Ans 3:

saharsh m from christ nagar hss, trivandrum
Class : Class 3

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Atul Sanjeev from Indian School Al Ghubra, Muscat
Subject :NSO    Class : Class 6

Ans 1:

Vedang Amonkar from Dr K B Hedgewar High School, Panaji
Class : Class 6

Ans 2:

J Jeeva from BGS National Public School, Bengaluru
Class : Class 9

Ans 3:

pradeep718 from DPS Internation, Singapore
Class : Class 2
Answer = B

Ans 4:

Dnyanada Selokar from Podar International School, Nagpur
Class : Class 6

Ans 5:

Aadhira from velammal new gen school, Medavakkam, Chennai
Class : Class 6
It's (b) because Knitting needs only 1 yarn but weaving need 2 yarns. So its (b) the correct answer.

Ans 6:

Vedang Amonkar from Dr K B Hedgewar High School, Panaji
Class : Class 6

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Atul Sanjeev from Indian School Al Ghubra, Muscat
Subject :NSO    Class : Class 6

Ans 1:

SAMRA BISWAS from KENDRIYA VIDYALAYA BARRACKPORE AIRFORCE, BARRACKPORE
Class : Class 9
CLASS VI Answer should be B.....

Ans 2:

pradeep718 from DPS Internation, Singapore
Class : Class 2

Ans 3:

Aadvik saini from Mvn sector 17, Faridabad
Class : Class 8
B

Ans 4:

Saksham Chanani from Sri Sri Academy, Kolkata
Class : Class 9
B

Ans 5:

Sourav Jena from ODM public school , BHUBANESWAR
Class : Class 4
B

Ans 6:

pradeep718 from DPS Internation, Singapore
Class : Class 2
class vi answer should be B

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Atul Sanjeev from Indian School Al Ghubra, Muscat
Subject :NSO    Class : Class 6

Ans 1:

Agastya Varshney from Podar International School , Mumbai
Class : Class 7
Please help

Ans 2:

Vasundhara G from Vidyashilp Academy, Bangalore
Class : Class 6

Ans 3:

Krithi Manasvini from Alwin Memorial Public School, Chennai
Class : Class 7

Ans 4:

Tamoghna Ghosh from bal bharati public school, Jhajjar
Class : Class 6
According to the dichotomous key P, Q, R and S could be glucose, cellulose, calcium and iron respectively. Goitre is caused by deficiency of iron. Cellulose is a complex carbohydrate occurs in the cell wall of plant cells and plant fibres.

Ans 5:

Smita De from Bishop Cotton Girls School, BANGALORE
Class : Class 6
hi can someone please help

Ans 6:

Vasundhara G from Vidyashilp Academy, Bangalore
Class : Class 6

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Atul Sanjeev from Indian School Al Ghubra, Muscat
Subject :NSO    Class : Class 6

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Kushal from Chirec, Hyderabad
Subject :NSO    Class : Class 7

Ans 1:

Shayan Bari from Kendriya Vidyalaya, Katihar
Class : Class 7
The speed is also constant for PQ because it is zero and should be constant.

Ans 2:

Daksh from RKC, Rajkot
Class : Class 8
The answer can be A and B both. A as position is constant and B as position is moving uniformly with time. But after some thought , B is more appropriate as we can't say 0 speed is constant

Ans 3:

Vartika Agarwal from Phoenix world school, Pune
Class : Class 9
yup you are correct

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Kushal from Chirec, Hyderabad
Subject :NSO    Class : Class 7

Ans 1:

Shayan Bari from Kendriya Vidyalaya, Katihar
Class : Class 7
2 5 6*3-2=232 5 18-2=2325-2=23

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Atharv salokhe from Tatyasaheb kore english academy, Warananagar
Subject :NSO    Class : Class 9

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