National Science Olympiad Forum By SOF Olympiad Trainer - Page 764
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Mukesh Nandre from SNBP International School, Pune
Subject :NSO    Class : Class 4

Ans 1:

Parth from St Stephens School, Chandigarh
Class : Class 5
option B

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TAPAN KUMAR BHUYAN from ,
Subject :NSO    Class : Class 8

Consider the following statements regarding the precautions to be taken inside the house during a thunderstorm.
I. No phone calls should be made using a wired phone.
II. Electrical appliances such as lights and fans should be switched off.
III. Bathing with running water should be avoided.
IV. The metal doors should be closed during a thunderstorm.
Among the given statements,

Aonly I is incorrect
Bonly II is correct
Cboth I and III are correct
Dboth II and IV are correct

Ans 1:

Amazing Kids from DPS Panipat Refinery, Panipat
Class : Class 8
Running water and phone cable may allow the current to pass.

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Senthil Kumar from ARB INTERNATIONAL SCHOOL, Coimbatore
Subject :NSO    Class : Class 7

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Arihant Tripathy from SAI International School, Bhubaneswar
Subject :NSO    Class : Class 6

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Soham Gupta from JSSIS Dubai, Dubai
Subject :NSO    Class : Class 3

Ans 1:

aarav m from kumarans, bengaluru
Class : Class 3
D

Ans 2:

from ,
Class :
P. Because water polluted by Industrial waste and farm pesticides will still have pollutants that cannot be cleaned by the water treatment plant.

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Shomili from Global Indian International School, Singapore
Subject :NSO    Class : Class 6

Ans 1:

Anav Jain from DPS , Delhi
Class : Class 3
answer is A . I checked with a torch.

Ans 2:

Shweta Garg from Vibgyor high, Vadodara
Class : Class 8

Ans 3:

Shweta Garg from Vibgyor high, Vadodara
Class : Class 8
the questions below please give her an appointment on Wednesday morning or Sunday or Friday or Thursday or Wednesday or Tuesday or Monday or Saturday afternoon to be more difficult times that he doesn't say they can't have enough

Ans 4:

Dheeraj Thriyambak M from Sri Sankara Senior Secondary School Adyar, Chennai
Class : Class 6
Answer is A probably we should complain

Ans 5:

Dheeraj Thriyambak M from Sri Sankara Senior Secondary School Adyar, Chennai
Class : Class 6
Report error

Ans 6:

Bhavtosh Tripathi from Maneckji Cooper Education Trust School, Mumbai
Class : Class 9
The answer should be A.When the object is close to the bulb more light will be diffracted so the image will not be sharp.I have performed this at a lab.

Ans 7:

Deeptajit Roy from Gems Modern Academy, Dubai
Class : Class 10
answer is A. i just checked this with my lamp

Ans 8:

sujata patel from Podar International, Pune
Class : Class 6
aaaaaaaaaaaaaaaaaaaaa

Ans 9:

Shreyan from San, Pune
Class : Class 6
A

Ans 10:

Can I get Rank 35 darryl from Global Indian international school, Brawl stars
Class : Class 8

Ans 11:

Deeptajit Roy from Gems Modern Academy, Dubai
Class : Class 10
the answer is A, the shadow is sharp or perfect in shape when close to a screen

Ans 12:

Pratheek from Null, Null
Class : Class 4
The answer must be A. We have performed this experiment at our school.

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Dhruvi from Delhi Public School, Navi Mumbai
Subject :NSO    Class : Class 5

Ans 1:

Sumit G from Greenwood High International, Bengaluru
Class : Class 8
B

Ans 2:

Mishika shah from little angels high school, gwalior
Class : Class 9
Ans is b

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Dhruvi from Delhi Public School, Navi Mumbai
Subject :NSO    Class : Class 5

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Dhruvi from Delhi Public School, Navi Mumbai
Subject :NSO    Class : Class 5

Ans 1: (Master Answer)

Admin from revisewise, Noida
Class : Class 1

Ans 2:

Dishant Dutta from St Georges school, New Delhi
Class : Class 5
Why isn't it 72?

Ans 3:

Lakshay Dhyani from MHS, Kanpur
Class : Class 10
C.72

Ans 4:

Kevin Frederick S from Stanes School - ICSE, Coimbatore
Class : Class 5
hulyh

Ans 5:

Aarush Thakur from DPS, Gurgaon
Class : Class 6
B) 66

Ans 6:

Advaith from Manipal School, Mangalore
Class : Class 6

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Dhruvi from Delhi Public School, Navi Mumbai
Subject :NSO    Class : Class 5

Ans 1:

Aadit Dasburma from National Public School .HSR Layout , Bengaluru
Class : Class 5
Even I don't know how to solve it.

Ans 2:

Ruchi Khanna from strawberry fields high school , Chandigarh
Class : Class 5
can anyone explain how??really puzzled!

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