National Science Olympiad Forum By SOF Olympiad Trainer

pradyumn jha from the newtwon school, kolkata

Subject :NSO Class : Class 3

If rocket P and rocket R interchange their positions, then rocket _________ is second to the left of rocket Q.

AP
BU
CW
DR

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Akshara from sishya OMR , chennai

Subject :NSO Class : Class 6

To protect the user, part(s) _______ of the plug as shown in the figure must be made of electrical insulators.

AP only
BR only
CR and S
DQ and S

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

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Ans 1:

Preethi from KKIS, Singapore

Class : Class 7

idk can someone help me

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Nirvi Pal from jasudben ML School, mumbai

Subject :NSO Class : Class 3

The given foot may belong to a _________.

ADuck
BParrot
CHen
DEagle

THE CORRECT ANSWER IS D

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Ans 1:

Nirvi Pal from jasudben ML School, mumbai

Class : Class 5

THE CORRECT ANSWER IS D.

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Tanishi Das from Inventure Academy, Bangalore

Subject :NSO Class : Class 1

Most of the living things need _______ to stay alive.
1. Air
2. Sunlight
3. Food
4. Water

A 1 and 2 only
B 1, 3 and 4 only
C 1, 2 and 3 only
D 1, 2, 3 and 4

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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

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Ans 1:

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

Class : Class 4

Ans 2:

Saanvi Sharma from Harvest International , Bangalore

Class : Class 5

I didn't know it helped them to sleep!

Ans 3:

Krithik Mishra from Delhi Public School East, Bangalore

Class : Class 6

it will be (C) because the webbed feet help in swimming and those kind of feet also help in 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

Somya took water in five different tumblers (I-V) and added different substances to each tumbler. She stirred the contents with spoon and then recorded her observations in the given table.

The correct observations and inferences are

AI, II and IV only
BIII and V only
CIV and V only
DNone of these.