National Science Olympiad Forum By SOF Olympiad Trainer - Page 39
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Ronav Kerkar from Jamnabai Narsee School, Mumbai
Subject :NSO    Class : Class 4

Ans 1:

tanmay shinde from Delhi Public school Rau Indore , indore
Class : Class 8

Ans 2:

Shreyansh Saha from Dps Megacity, Kolkata
Class : Class 4

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Ronav Kerkar from Jamnabai Narsee School, Mumbai
Subject :NSO    Class : Class 4

Ans 1: (Master Answer)

Admin from revisewise, Noida
Class : Class 1

The correct answer is option C. 


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Ronav Kerkar from Jamnabai Narsee School, Mumbai
Subject :NSO    Class : Class 4

Ans 1: (Master Answer)

Admin from revisewise, Noida
Class : Class 1

D

Sunita needs a waterproof container to carry water, so X cannot be a cardboard. Pihu needs a sheet to absorb oil,  so Y cannot be plastic as it cannot absorb oil. Rahul needs a box made up of a material that is a bad conductor of heat, so it cannot be steel.
Y can be cotton as it will absorb the oil.


Ans 2:

Samvita Patil from NHVPS, Bangalore
Class : Class 5
steel is actually a good conducter and lets ice melt but here in the solution they have given wrong as they have written it as steel in a bad conducter of heat.

Ans 3:

jathin from national public school chikkabanavara, banglore
Class : Class 4
CORRECT ANSWER IS D

Ans 4:

Vihaan from Dhirubhai Ambani International School, Mumbai
Class : Class 4
The correct ans is D. :-)

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IAMLOST from ABC, Pune
Subject :NSO    Class : Class 4

Ans 1:

Dripto Goswami from Aditya Academy Secondary, Barasat, Barasat
Class : Class 7

Ans 2:

Subhang Deep Sahu from Chrysalis High Kadugodi . , Bangalore
Class : Class 7
yes I also agree with him

Ans 3: (Master Answer)

Admin from revisewise, Noida
Class : Class 1

A

Crow, snake and frog all lay eggs. Crow is an omnivore while snake and frog are carnivores. All the three are living things so they grow and eventually die. Only frog lives both on land and in water.


Ans 4:

Dripto Goswami from Aditya Academy Secondary, Barasat, Barasat
Class : Class 7
i agree with him

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Jidnyasa Kolapte from D Y Patil International School Nerul, Navi Mumbai
Subject :NSO    Class : Class 4

Ans 1:

Ayush Singh from LMB, Kolkata
Class : Class 4

Ans 2:

Raghav from DPS Gurgaon, Gurgaon
Class : Class 5

Ans 3: (Master Answer)

Admin from revisewise, Noida
Class : Class 1

C


Ans 4:

Iraj Singh from DPS Megacity, Kolkata
Class : Class 7
C

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ANWESHA THAKUR from DPS SECTOR 132 NOIDA, NOIDA
Subject :NSO    Class : Class 4

Ans 1:

Parikshit G from DPS Panvel, NAVI MUMBAI
Class : Class 7
It is c not b, if you see closely the spelling of axis in b it is axes and in c it is axis

Ans 2:

ANWESHA THAKUR from DPS SECTOR 132 NOIDA, NOIDA
Class : Class 7

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Adersh from Apeejay, Nerul
Subject :NSO    Class : Class 4

Ans 1:

Vaibhav from The Millennium School , Dubai
Class : Class 8
The answer is (C).

Ans 2:

SWARIT JAIN from DPS Greater Noida, GREATER NOIDA
Class : Class 8
It shall be C.

Ans 3:

Advika Narkar from The Shishukunj International School, Jhalaria Campus, Indore
Class : Class 7
C is correct as whatever is written in C is incorrect and D is partially correct as D is large intestine which throws wastes away but is not in excretory system.

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Bismeet Chetia from NPSI Singapore, Singapore
Subject :NSO    Class : Class 4

Ans 1: (Master Answer)

Admin from revisewise, Noida
Class : Class 1

A

At night, land cools down faster than the sea. Now, the air above the sea is warmer than the air above the land. The warm air above the sea rises up and the cool air from the land now rushes towards the sea. This is known as land breeze.


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Niteen Jit Sahu from Diya Academy of Learning, Bengaluru
Subject :NSO    Class : Class 4

Ans 1:

Advika Narkar from The Shishukunj International School, Jhalaria Campus, Indore
Class : Class 7
There is no such person tell the answer got it?

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Niteen Jit Sahu from Diya Academy of Learning, Bengaluru
Subject :NSO    Class : Class 4

Ans 1:

Advika Narkar from The Shishukunj International School, Jhalaria Campus, Indore
Class : Class 7
There is no such person tell the answer got it?

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