National Science Olympiad Forum By SOF Olympiad Trainer - Page 260

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Subject :NSO    Class : Class 3

Ans 1:

Class : Class 4

Ans 2:

Class : Class 4
C

Ans 3:

Class : Class 3

Ans 4:

Class : Class 4
C

Ans 5: (Master Answer)

Class : Class 1

C

Shape of the shadow will deped on the edges of the object presented to the light source. So, if the same object is rotated the shadow will change its shape.


Ans 6:

Class : Class 6
19th answers is correct

Ans 7:

Class : Class 7

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Subject :NSO    Class : Class 10

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Subject :NSO    Class : Class 3

Ans 1:

Class : Class 3
admin actually you are wrong . Helicopter is means of air transport and the other three are means of land transportSo, answer is B

Ans 2:

Class : Class 3

Ans 3:

Class : Class 3

Ans 4: (Master Answer)

Class : Class 1

D

Bus is a means of land transport while the other three are means of air transport.


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Subject :NSO    Class : Class 3

Ans 1: (Master Answer)

Class : Class 1

A

The picture shows a postbox in which we put letters, postcards etc. It is related to a post office.


Ans 2:

Class : Class 6

Ans 3:

Class : Class 3

Ans 4:

Class : Class 3

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Subject :NSO    Class : Class 6

Ans 1:

Class : Class 6
I suggest to buy or download pdf of sample papers. In this forum you can even answer others questions for practice.

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Subject :NSO    Class : Class 6

Read the given statements and select the correct option.
Statement I : Jute is used to make containers for young saplings that can be planted directly.
Statement II :Jute cannot be easily decomposed by microorganisms.

ABoth statements I and II are true and statement II is the correct explanation of statement I.
BBoth statements I and II are true but statement II is not the correct explanation of statement I.
CStatement I is true but statement II is false.
DBoth statements I and II are false.


Ans 1:

Class : Class 7

Ans 2: (Master Answer)

Class : Class 1

C

Jute is used to make containers for young saplings that can be planted directly because they are biodegradable.


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Subject :NSO    Class : Class 6

Ans 1: (Master Answer)

Class : Class 1

C

1 dm ----1/10 m 
1 mm ------1/1000 m 

1 km----- 1000 m

1 cm---------1/100 m 


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Subject :NSO    Class : Class 5

Ans 1: (Master Answer)

Class : Class 1

B

As we know, opposite poles of magnets attract each other. Then the possible combinations can be :

Either,

P - North, Q - South, R - North, S - South, T - North, U - South, V - North, W - South  

Or,

P - South, Q - North, R - South, S - North, T - South, U - North, V - South, W - North

Lets say if Q is S - South. Then, the only possible option is (B).

 

 


Ans 2:

Class : Class 7
I agree with Admin

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Subject :NSO    Class : Class 8

Ans 1:

Class : Class 8
Zinc

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Subject :NSO    Class : Class 6

Ans 1:

Class : Class 9

Ans 2:

Class : Class 9

Ans 3:

Class : Class 6
the answer is B as it protects us from shocks

Ans 4:

Class : Class 7
answer=c

Ans 5: (Master Answer)

Class : Class 1

Rubber do not control the flow of electric current .But it is an insulator of elctricity .Hence, wearing rubber gloves while handling the live wires  protects us form elctric shock. .


Ans 6:

Class : Class 7

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