National Science Olympiad Forum By SOF Olympiad Trainer - Page 490
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Sabhya Kumar from Suncity School, Gurgaon
Subject :NSO    Class : Class 7

Ans 1:

Dhruva from VSSIPS, Bangalore
Class : Class 7
Answer has to be C

Ans 2:

Naitik Mundra from International School Rheintal, Buchs Sankt Gallen
Class : Class 9
Answer should be C

Ans 3:

Naitik Mundra from International School Rheintal, Buchs Sankt Gallen
Class : Class 9

Ans 4:

Sainyam Sharma from Thakur Public School, Mumbai
Class : Class 9
Answer Is C

Ans 5:

Arjun from Sri Kumaran Public School - ICSE, Bengaluru
Class : Class 8
The answer must be C due to the anomalous expansion of water until 4 Degrees Celsius.

Ans 6:

Dhruva from VSSIPS, Bangalore
Class : Class 7
Answer has to be C bcoz density increases till 4 degrees and then decreases.Hence the volume has to be the opposite of what is mentioned above.The volume will first decrease and then increase

Ans 7:

AISHA from K.V.No.-1,A.F.S.,SEC.-14, GURUGRAM
Class : Class 10
D

Ans 8:

from rbk, mumbai
Class : Class 7
answer should be C

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from ,
Subject :NSO    Class : Class 6

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Abhay Agarwal from St Francis School, Ghaziabad
Subject :NSO    Class : Class 8

Ans 1:

Shreyam Tripathy from Ann Mary School, Dehradun
Class : Class 10
answer should be c since electroscope cannot measure the charge, it only detects its presence

Ans 2:

from ,
Class :
It cannot "measure" the current of a charged object. It can only detect whether a object is charged

Ans 3:

Rhyin Mandal from Hem Sheela Model School, DURGAPUR
Class : Class 8
same thing,as by Nishanth K Nizar,it can only detect charges and not measure them

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Rajas Khare from P G Garodia school, Mumbai
Subject :NSO    Class : Class 3

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from ,
Subject :NSO    Class : Class 8

Ans 1:

Aayushman mohapatra from Sental The Global School, Hyderabad
Class : Class 9

Ans 2:

Kader Shaikh from Bal BHarati , Navi Mumbai
Class : Class 8
isn't the answer D?

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Abhay Agarwal from St Francis School, Ghaziabad
Subject :NSO    Class : Class 8

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from ,
Subject :NSO    Class : Class 9

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Pranav Nayal from Birla Vidya Niketan, New Delhi
Subject :NSO    Class : Class 8

Ans 1:

The Address from Somaiya, Mumbai
Class : Class 6

Ans 2:

PARTH JAIN from DPS INDIRAPURAM, GHAZIABAD
Class : Class 8

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from ,
Subject :NSO    Class : Class 8

Ans 1:

Avyukth Radhakrishnan from TSRS, Gurgaon
Class : Class 10
It's D.S lays eggs so it is not human.In humans,male determines gender so S is not human,D is incorrect.

Ans 2:

from ,
Class :
Which animal have four life stages

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Ishaan Roy from Sri Chaitanya Techno School, Bengaluru
Subject :NSO    Class : Class 7

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