National Science Olympiad Forum By SOF Olympiad Trainer

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Subject :NSO    Class : Class 3

Ans 1:

Class : Class 3
Ussain Bolt

Ans 2:

Class : Class 3
Usain Bolt

Ans 3:

Class : Class 3
Ussain Bolt

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Subject :NSO    Class : Class 3

Ans 1:

Class : Class 4
D

Ans 2:

Class : Class 3
B

Ans 3:

Class : Class 3
B

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Subject :NSO    Class : Class 4

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Subject :NSO    Class : Class 6

Read the given statements and select the correct option
Statement 1 : The rainwater flows down the mountain slopes, leaving very little water for the trees to absorb.
Statement 2 : To conserve water, the leaves of the pine trees are needle-like to reduce the loss of water due to evaporation.

ABoth statements 1 and 2 are true and statement 2 is the correct explanation of statement 1.
BBoth statements 1 and 2 are true but statement 2 is not the correct explanation of statement 1.
CStatement 1 is true and statement 2 is false.
DBoth statements 1 and 2 are false.


Ans 1:

Class : Class 5

Ans 2:

Class : Class 6
C

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Subject :NSO    Class : Class 6

Which of the following statements are correct?.
(i) The process of making yarn from fibres is called as spinning.
(ii) Ginning is the process by which harvested cotton is dried and fibres are separated from their seeds.
(iii) Jute is a biodegradable fibre and replenishes earth's nutrients.
(iv) Jute fibres are composed primarily of cellulose only.

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


jute fiber is composed of cellulose and lignin.info;https://en.wikipedia.org/wiki/Jute Jute fibers are composed primarily of the plant materials cellulose and lignin.2nd paragraph 1st line ending

Ans 1:

Class : Class 6

Ans 2:

Class : Class 6
C

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Subject :NSO    Class : Class 6

Ans 1:

Class : Class 7
C,as the wheat plants decrease in number.

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Subject :NSO    Class : Class 5

Ans 1:

Class : Class 6
It will be option D. It will be D as it can be understood from the pictures that S is a room heater which is run by electric. Heat comes out of it. It is therefore used to keep our surroundings warm. Thank you .

Ans 2:

Class : Class 6

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Subject :NSO    Class : Class 6

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Subject :NSO    Class : Class 5

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Subject :NSO    Class : Class 5

Select the correct statement from the following.

A If blisters are formed due to severe burn, they should be immediately pricked and vinegar should be applied on the burnt area.
B Toothpaste should be applied to the skin area where the snake has bitten and the victim should be positioned such that the bitten part lies above the level of heart.
C If a person is bleeding through nose he should be made to lie down flat on ground with head held back.
D Both A and B


Ans 1:

Class : Class 6

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