National Science Olympiad Forum By SOF Olympiad Trainer - Page 408
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SWARIT JAIN from DPS Greater Noida, GREATER NOIDA
Subject :NSO    Class : Class 4

Ans 1:

Avaneesh Barithaya from New Horizon Scholars School Vasant Lawns, Thane
Class : Class 5
WE CANT SEE THE STOMACH

Ans 2:

Rudransh Aneja from Billabong High, Noida
Class : Class 6
Option D is correct

Ans 3:

Satvik Agrawal from Delhi Public School, bhopal
Class : Class 5
they have not given the diagram only

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SWARIT JAIN from DPS Greater Noida, GREATER NOIDA
Subject :NSO    Class : Class 4

Ans 1:

Advika Bhatta from The Gaudium School, Hyderabad
Class : Class 4

Ans 2: (Master Answer)

from ,
Class :

C

The natural fibres hidden in the grid are WOOL, JUTE, COTTON, HEMP and FLAX.


Ans 3:

Parna Bonde from North Point School, Navi Mumbai
Class : Class 5

Ans 4:

DivyanshuDeeyan from Dav, Bbsr
Class : Class 4

Ans 5:

srijita sen from B.J.E.M school, Bhubaneswar
Class : Class 6
Please explain what is hemp

Ans 6:

suhana priyadarsini nayak from Orchid international school , Bengaluru
Class : Class 7
Answer c is correct because we can find cotton hemp jute flax and wool for explanation hemp is a synthetic fibre used to make most T-shirts

Ans 7:

Aaryav Misra from Vibgyor High, Bengaluru
Class : Class 4
What is hemp?

Ans 8:

Aarnav Grover from Anand Niketan Shilaj, Ahmedabad
Class : Class 9
CThe natural fibres hidden in the grid are WOOL,JUTE,COTTON,HEMP and FLAX

Ans 9:

Vedansh from Dpsgfbd, Faridabad
Class : Class 5

Ans 10:

Vivaan A V from Loyola school, Jamshedpur
Class : Class 5
'C' is the answer as flax, hemp, wool, jute, and cotton all are fibers and can be found in the grid. So SOF is correct. For the doubt that 'Flax' is not a fiber; I can say that 'Flax' is a plant, but it's stem contains fibers to make linen, which you might have heard of.

Ans 11:

Nidhesh Agarwal from Chinmaya vidyalaya, Bokaro steel city
Class : Class 4
flax is not a fibre

Ans 12:

Advika Bhatta from The Gaudium School, Hyderabad
Class : Class 4
Answer should be 'B' be because hemp is a natural fibre, cotton is a natural fibre, jute is a natural fibre, but flax is the plant from which linen comes

Ans 13:

Kriday from KDAV, Jamnagar
Class : Class 4

Ans 14:

Vyom from vardham, Khach
Class : Class 6
What is hamp?

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Shourya Bhushan from DPS Gurgaon, Gurgaon
Subject :NSO    Class : Class 5

Ans 1:

Srija Das from Sent Joseph Convent Chandannagar, Serampore
Class : Class 10
A IS THE CORRECT ANSWER.POLAR BEAR AND PENGUIN LIVE IN POLAR REGION AND BOTH OF THEM HAVE A LAYER OF BLUBBER ............................

Ans 2:

Swastik Srivastava from Baldwin Boys High School, Bangalore
Class : Class 5
A is the correct ans:)

Ans 3:

Prisha Shah from Euroschool Airoli, Mumbai
Class : Class 6

Ans 4:

Aviraj Arsh from nda, jamalpur
Class : Class 6
correct answer is a

Ans 5:

Dhairya from GREEN FIELDS SCHOOL, DELHI
Class : Class 8
A

Ans 6:

Kanav mahajan from Doon international school, Mohali
Class : Class 7
Yes the answer is A

Ans 7:

Ishan sandip chaudhari from Divine Child International School, Ahmedabad
Class : Class 5
A is the correct Ans as to both posses a layer of fat.

Ans 8:

Prisha Shah from Euroschool Airoli, Mumbai
Class : Class 6
THE CORRECT ANSWER IS A BECAUSE BOTH POSESS A LAYER OF FAT.

Ans 9:

Dhairya from GREEN FIELDS SCHOOL, DELHI
Class : Class 8
A

Ans 10:

Mathamagician from BGSNPS, Bengaluru
Class : Class 6
No. This is d) I bet a million ppl made the mistake. Penguin sounds reasonable, but deer and polar bear, both use hair for insulation in winter

Ans 11:

Divyanshi from United international School, Bangalore
Class : Class 6
No mathomagic A is the correct answer because both penguins and polar bear have bubbler under their skin. Deer do not have a layer of hair to keep them warm like polar bear have.

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Radhika Gupta from Dps civil lines aligarh , Aligarh
Subject :NSO    Class : Class 4

Ans 1:

Naisha Gupta from DPS School, Khajaguda, Hyderabad
Class : Class 4

Ans 2: (Master Answer)

from ,
Class :

D


Ans 3:

Shantanu M A from Orchids the international school , Bangalore
Class : Class 4

Ans 4:

KANAK PRASAD from Kendriya Vidhyalaya IIT Tirupati, Tirupati
Class : Class 5

Ans 5:

Naisha Gupta from DPS School, Khajaguda, Hyderabad
Class : Class 4
A sudden increase in the number of algae is called a algal bloom. Algal blooms are usually caused by sewage water and other such things entering in a water body.

Ans 6:

Suhas Madhusudhan from NPS BANASHANKARI , Bengaluru
Class : Class 4

Ans 7:

Naisha Gupta from DPS School, Khajaguda, Hyderabad
Class : Class 4
D

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AKSHAJ SRIVASTAVA from MOUNT LITERA ZEE SCHOOL, Kanpur
Subject :NSO    Class : Class 8

Ans 1:

Ankit kumar Jha from Ryan International School , Ghaziabad
Class : Class 9
C is the answer

Ans 2:

Sanjeev Kumar from Mount Litera Zee School, Jhansi
Class : Class 8

Ans 3:

abishek from Chennai Public School, Chennai
Class : Class 8
Minimum pressure means maximum area as pressure is inversely proportional to area so, 1 cm = 1/100 m so the Largest area is 40cm*30cm = 4/10* 3/10 = 12/100 P =F/Area P = Mass*acceleration/area P = 60*10/(12/100) P = 600 * 100/12 P = 60000/12 = 5000 so answer is C

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Vaibhav Elisetti from sri chaitanya techno school Nallagandla, Hyderabad
Subject :NSO    Class : Class 5

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Aditya Ananda Bharali from Chirec International School,Kondapur , Hyderabad
Subject :NSO    Class : Class 2

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Gauri Singh from St Johns School Marhauli, Varanasi
Subject :NSO    Class : Class 7

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Dhruv Sachdev from Bhavan Vidyalaya, chandigarh
Subject :NSO    Class : Class 3

Ans 1:

YAJAT KUMAR from RPS PUBLIC SCHOOL , Narnaul
Class : Class 3
I have given wrong answer

Ans 2: (Master Answer)

from ,
Class :

C

S could be insects, so they can possess six legs. R can be birds, they possess only two legs. So, this statement is incorrect.


Ans 3:

Mohit Gupta from Sat Paul mittal school, Ludhiana
Class : Class 3
B should be answer

Ans 4:

Abir Jha from CNS, Mumbai
Class : Class 4
C cannot be the answer as R can't be insects as insects breathe through spiracles and not lungs.

Ans 5:

Advika Narkar from The Shishukunj International School, Jhalaria Campus, Indore
Class : Class 8
ccccc

Ans 6:

Rishik De Sarkar from Delhi Public School Gurgaon, Gurgaon
Class : Class 7
c

Ans 7:

Aadyah Dixit from Greenwood High International School, Bangalore
Class : Class 4
R can be any mammal and S can be insects, as mammals have 4-2 legs answer C is wrong and answer B is correct. But my computor is showing that C is correct. HOW!?!!?

Ans 8:

Krisha malik from Sacred heart convent school, Ludhiana
Class : Class 3
Thanks for telling

Ans 9:

Poorani from ,
Class : Class 4
pls explain the answer

Ans 10:

Advika Narkar from The Shishukunj International School, Jhalaria Campus, Indore
Class : Class 8
C

Ans 11:

Yatindra G from SBOA, Chennai
Class : Class 4
HOW??I don't understand!!!!!!!!

Ans 12:

Alina Chattopadhyay from Tagore International School, Vasant Vihar, New Delhi, South Delhi
Class : Class 7
i got it wrong

Ans 13:

Meghatyoya from Adamas World School , Barasat
Class : Class 3
option c is the correct option because R is a bird

Ans 14:

Lyra Roy from The Samhita Academy, Bangalore
Class : Class 5
C is the answer.

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Tanmay Mehta from Nirmala Convent high school, Renukoot
Subject :NSO    Class : Class 9

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