National Science Olympiad Forum By SOF Olympiad Trainer - Page 177
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Sanskar Sanskriti Sriram from Srimathi Sundaravalli Memorial School, Chennai
Subject :NSO    Class : Class 3

Ans 1:

Aadhya from DPS , PATNA
Class : Class 3

Ans 2:

Aaditya Saxena from Ryan International School Pune, Pune
Class : Class 6
The correct answer should be C as 1 is true even when the box is not made of metal, for example glass. Thus, 1 is not concluding that it is a metal box.

Ans 3:

Kashika Goel from DPS Noida, Noida
Class : Class 6
a metal box rattles when shaken

Ans 4:

SS from meridian, hyderabad
Class : Class 5
C ONLYc

Ans 5:

SS from meridian, hyderabad
Class : Class 5

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manya murali from sri sankara senior secondry school, CHENNAI
Subject :NSO    Class : Class 7

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pradyumn jha from the newtwon school, kolkata
Subject :NSO    Class : Class 3

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Akshara from sishya OMR , chennai
Subject :NSO    Class : Class 6

Ans 1:

Vasundhara Amit Bhosale from Woodridge High , Aurangabad
Class : Class 6
C

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Akshara from sishya OMR , chennai
Subject :NSO    Class : Class 6

Three friends made following statements about the muscles present in our body.
Sarita : Muscles P never take rest. They are found in the organ which does not function under our control.
Gaurav : Muscles Q function under our control and are involved in the movement of body.
Rashmi : Muscles R work on their own but can get fatigued. They are found in our heart.
Which of these friends made incorrect statement?

ASarita only
BGaurav and Sarita only
CRashmi only
DSarita and Rashmi only


Ans 1:

Preethi from KKIS, Singapore
Class : Class 6
idk can someone help me

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Nirvi Pal from jasudben ML School, mumbai
Subject :NSO    Class : Class 3

Ans 1:

Nirvi Pal from jasudben ML School, mumbai
Class : Class 5
THE CORRECT ANSWER IS D.

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Tanishi Das from Bethany Institutions, Bangalore
Subject :NSO    Class : Class 1

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Prerna from K.V.B.E.G Pune, Pune
Subject :NSO    Class : Class 3

Study the given classification chart of feet of birds. They have been classified according to certain characteristics.



Which of the following shows the characteristics of P and T accurately?

P T
A Front toes joined by skin Claws for scratching soil to find grain
B Feet help to wade through muddy water Feet help to have strong grip on tree
C Webbed feet to help in swimming Feet help to perch on branch and even sleep
D Claws used for scratching Feet used for catching prey


Both sparrow and crow live in nest they don't hang from the branch and sleep

Ans 1:

Krithik Mishra from Delhi Public School East, Bangalore
Class : Class 5
it will be (C) because the webbed feet help in swimming and those kind of feet also help in sleep

Ans 2:

Swara shailendra patil from Svjcts english medium school, Sawarde talukachiplun ratnagiri
Class : Class 4

Ans 3:

Saanvi Sharma from Harvest International , Bangalore
Class : Class 5
I didn't know it helped them to sleep!

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Anushka Jha from Jawahar Vidya Mandir , Ranchi
Subject :NSO    Class : Class 7

Which of the following statements are correct regarding the given animals?

(i) Both X and Y possess streamlined body and webbed feet.
(ii) Both are good swimmers.
(iii) Y has a thick layer of fat under its skin with fur on its body, while X has thick skin and a layer of fat under its skin.
(iv) Both live together in large numbers and huddle together to keep themselves warm.
(v) Y has very strong sense of smell unlike X.

A(ii), (iii) and (iv)
B(i), (ii), (iii) and (iv)
C(ii), (iii) and (v)
D(i) and (iv)


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Shreya Sudarshan from RVK - Banashankari, Bengaluru
Subject :NSO    Class : Class 7

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