National Science Olympiad Forum By SOF Olympiad Trainer - Page 393
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Aarav Gupta from Cambridge International School, Jalandhar
Subject :NSO    Class : Class 6

Ans 1: (Master Answer)

Admin from revisewise, Noida
Class : Class 1

D

Wooden ruler is opaque, and it has a definite shape. So, it can be W.

Dough is opaque, and it doesn’t have a definite shape. So, it can be X.

Tracing paper is translucent and has a definite shape. So, it can be Y.

Haze  has no definite shape, and it is translucent. So, it can be Z. Hence, the correct option is D.


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Aman Singh from krishna public school, Bhilai
Subject :NSO    Class : Class 8

Ans 1:

Ankit kumar Jha from Ryan International School , Ghaziabad
Class : Class 9
D should be the answer. because gravity pulls them

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

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Prithvi Bhardwaj from NiBs, Dwarka
Subject :NSO    Class : Class 7

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Bharat from Geetanjali Olympiad school, Bangalore
Subject :NSO    Class : Class 6

Ans 1: (Master Answer)

Admin from revisewise, Noida
Class : Class 1

C


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saisavit from sri kumaran ps, bangalore
Subject :NSO    Class : Class 3

Ans 1:

saisavit from sri kumaran ps, bangalore
Class : Class 8

Ans 2:

Shreya Shruti from Airforce school , Bengaluru
Class : Class 9

Ans 3: (Master Answer)

Admin from revisewise, Noida
Class : Class 1

A

Preeti is having difficulty in breathing, laughing and yawning, it seems she has injured an organ, which is related to inhalation and exhalation of air. That means her Lungs are injured, and that is why she is also feeling pain in her chest.


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arjun from the bishops school camp , pune
Subject :NSO    Class : Class 7

Ans 1:

ALICE from Delhi Public School, UDAIPUR
Class : Class 9

Ans 2:

Vibhav Hatwal from Learning Paths School, Mohali
Class : Class 9

Ans 3:

Midhuna from ABCD, Banglore
Class : Class 3

Ans 4:

Santhosh M from PSBB Millennium OMR, Chennai
Class : Class 9

Ans 5:

Riyan Nayak from DPS Newtown, Kolkat
Class : Class 7
Class :

Ans 6:

Yashraj Namdev Deshmukh from Sahyadri English School, Loha, Nanded
Class : Class 8

Ans 7:

Nikita Rangarajan from PSBB, Chennai
Class : Class 7

Ans 8:

Tejaojas Abhilash from Naipunya Public School , Kochi, Kochi
Class : Class 9

Ans 9:

Aksh Swarnkar from National Center for Excellence CVR, Bangalore
Class : Class 8

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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 5
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: (Master Answer)

Admin from revisewise, Noida
Class : Class 1

C

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


Ans 2:

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

Ans 3:

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

Ans 4:

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

Ans 5:

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 6:

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 7:

suhana priyadarsini nayak from Orchid international school , Bengaluru
Class : Class 6
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 8:

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

Ans 9:

Parna Bonde from North Point School, Navi Mumbai
Class : Class 4

Ans 10:

Vivaan A V from Loyola school, Jamshedpur
Class : Class 4
'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:

Vedansh from Dpsgfbd, Faridabad
Class : Class 5

Ans 12:

DivyanshuDeeyan from Dav, Bbsr
Class : Class 4

Ans 13:

Kriday from KDAV, Jamnagar
Class : Class 4

Ans 14:

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

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

Ans 1:

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.

Ans 2:

Prisha Shah from Euroschool Airoli, Mumbai
Class : Class 6

Ans 3:

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

Ans 4:

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

Ans 5:

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 6:

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

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:

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

Ans 9:

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

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

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