National Science Olympiad Forum By SOF Olympiad Trainer - Page 40
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Ashwak from Cambridge, Jalandhar
Subject :NSO    Class : Class 4

Ans 1: (Master Answer)

Admin from revisewise, Noida
Class : Class 1

D


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Saathvik Sriram from euroschool whitefield, Bangalore
Subject :NSO    Class : Class 4

Ans 1:

Ashwak from Cambridge, Jalandhar
Class : Class 9
Firstly , ( Sugar and Water ) and Pebbles can be separated through Filtration Secondly , Sugar and Water can be separated by Evaporation So , the answer is Option (A)

Ans 2:

Iniyan from Indian public school, Salem
Class : Class 5
A and d are correct

Ans 3:

suhana priyadarsini nayak from Orchid international school , Bengaluru
Class : Class 6
Sorry but for the explanation a and d are not correct because first we have to follow the filtration process to separate pebbles and then use evaporation process

Ans 4:

SWARIT JAIN from DPS Greater Noida, GREATER NOIDA
Class : Class 9
a and d are correct

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Ashwak from Cambridge, Jalandhar
Subject :NSO    Class : Class 4

Ans 1:

Mohhika Sharma from Delhi Public School Greater Noida, Greater Noida
Class : Class 7

Ans 2: (Master Answer)

Admin from revisewise, Noida
Class : Class 1

C

The animal shown here is polar bear. They have a fat layer under skin and a layer of fur over it to protect them from cold.


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Ashwak from Cambridge, Jalandhar
Subject :NSO    Class : Class 4

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Ashwak from Cambridge, Jalandhar
Subject :NSO    Class : Class 4

Ans 1: (Master Answer)

Admin from revisewise, Noida
Class : Class 1

D

There two 'S' in the word 'COSMOS' so, 'COSMOS' cannot be made from the given word.


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Ashwak from Cambridge, Jalandhar
Subject :NSO    Class : Class 4

Ans 1:

Syed Hrehaan Ahamed from Bahrain Indian School, Manama
Class : Class 8

Ans 2:

Mohhika Sharma from Delhi Public School Greater Noida, Greater Noida
Class : Class 7

Ans 3:

Mohhika Sharma from Delhi Public School Greater Noida, Greater Noida
Class : Class 7
I think that he/she is.

Ans 4:

Sanaya Singh from Hiranandani Foundation, Mumbai
Class : Class 2
The person called admin is correct

Ans 5:

Kavin from ISG , Muscat, Muscat
Class : Class 5
snow white are you too selected this year 2020-2021

Ans 6: (Master Answer)

Admin from revisewise, Noida
Class : Class 1

B

Tweezers are third class lever whereas see-saw, crowbar and scissors are first class levers.


Ans 7:

Advay Rustagi from Vidyashilp Academy , Bengaluru
Class : Class 5
SCISSORS ARE : WEDGE, SCREW

Ans 8:

Ashwak from Cambridge, Jalandhar
Class : Class 9
Admin is correct

Ans 9:

Om Satish Punse from Terna Orchid the international school koparkhairne, Navi mumbai
Class : Class 7
What are first class levers and second class levers?

Ans 10:

Mohhika Sharma from Delhi Public School Greater Noida, Greater Noida
Class : Class 7
Well, why don't they teach all this stuff in the synopsis?!They should, but, Admin from revisewise is correct.

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ZEHRA MAZHAR from GAIL D A V SCHOOL PUBLIC SCHOOL, AURAIYA
Subject :NSO    Class : Class 4

Ans 1: (Master Answer)

Admin from revisewise, Noida
Class : Class 1

B

A. Incorrect - The first metro service was inaugurated in Kolkata in 1984 by former Prime Minister Indira Gandhi.
B. Correct 
C. Incorrect - Transport facilities are necessary for International trade.
D. Incorrect - Auto rickshaw are used by passengers to travel short distances in the same city or village.


Ans 2:

SWARIT JAIN from DPS Greater Noida, GREATER NOIDA
Class : Class 9
ADMIN YOUR MASTER ANSWER CORRECT

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Shashwat Srivastava from Shanti Asiatic School, Ahmedabad
Subject :NSO    Class : Class 4

Ans 1:

Shashwat Srivastava from Shanti Asiatic School, Ahmedabad
Class : Class 5

Ans 2:

Bhavni Oberoi from Amity International School, Visakhapatnam
Class : Class 4
I thought it was a boiled egg so I selected boiling, it was idli

Ans 3:

Aanya Mehta from Gems Modern Academy, South City -2, Gurgaon, Gurgaon
Class : Class 4
AANYA MEHTA CLASS : 4 GMA ANSWER SHOULD BE D BAKED .

Ans 4:

Ritwika Biswas from KV no 1 , Goa
Class : Class 7

Ans 5:

somesh from Centre point katol road, Nagpur
Class : Class 6
Baking

Ans 6:

Aarvi Gosai from The New Tulip International School, Ahmedabad
Class : Class 4
this is an egg so eggs are also fryed and boiled

Ans 7:

Twisha Arora from Modern Vidya Niketan, Sector - 17, Faridabad, Haryana, FARIDABAD
Class : Class 7
Pizza is neither steamed like idli nor fried like puris. It is also not boiled but, it is baked in an oven or microwave.

Ans 8:

Twisha Arora from Modern Vidya Niketan, Sector - 17, Faridabad, Haryana, FARIDABAD
Class : Class 7

Ans 9:

Shashwat Srivastava from Shanti Asiatic School, Ahmedabad
Class : Class 5
Pizza is always baked in a oven because for a better taste.

Ans 10:

DEVAANGANA SARDAR from G.D. Birla Centre for Education, Kolkata
Class : Class 7
I thought it was an omelette so I selected frying but later I saw it was a pizza, If they could have written pizza, I would have surely selected baking.

Ans 11:

Midhuna from ABCD, Banglore
Class : Class 3
yup its baking

Ans 12:

A Venkata Sai Pranav from Podar International School, Bhusawal
Class : Class 9

Ans 13:

Ashlynn Bhatia from Modern Vidya Niketan Sr. Secondary School Sector - 17, FARIDABAD
Class : Class 4
I thought the same as

Ans 14:

ISHAN DAS from DELHI PUBLIC SCHOOL , ANGUL
Class : Class 4

Ans 15:

Tushara from Sesame, Bangalore
Class : Class 5
Idli is steamed to make it softer

Ans 16:

Ritwika Biswas from KV no 1 , Goa
Class : Class 7
yes it is bake

Ans 17:

Abhigyan Sinha from Podar International School, Powai, Mumbai, Mumbai
Class : Class 7
correct answer is D

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Anika S Kumar from Alphabets International school , Chennai
Subject :NSO    Class : Class 4

Ans 1: (Master Answer)

Admin from revisewise, Noida
Class : Class 1

C

The hindi names of Venus, Mars, Neptune and Saturn are Shukra, Mangal, Varun and Shani respectively.


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Advika Narkar from The Shishukunj International School, Jhalaria Campus, Indore
Subject :NSO    Class : Class 4

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