National Science Olympiad Forum By SOF Olympiad Trainer

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Subject :NSO    Class : Class 5

Ans 1:

Class : Class 4
A

Ans 2:

Class : Class 6
The answer is D] Bottle opener

Ans 3:

Class : Class 5
b b b b b b b b b b b b b b b b b b b b b b b

Ans 4:

Class : Class 5
the answer is B

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Subject :NSO    Class : Class 6

Ans 1:

Class : Class 6
No iron fillings and sand are heavy

Ans 2:

Class : Class 5
B

Ans 3:

Class : Class 6
B

Ans 4:

Class : Class 7
pl answer i think the answer will be(i),(iii) and (iv).please check and tel me if im correct

Ans 5:

Class : Class 7
iron filings and sand can also be separated from winnowing

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Subject :NSO    Class : Class 7

Ans 1: (Master Answer)

Class : Class 1
The correct answer is A.

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Subject :NSO    Class : Class 1

Ans 1:

Class : Class 3
D

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Subject :NSO    Class : Class 1

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Subject :NSO    Class : Class 10

Ans 1:

Class : Class 10
It is because diamonds contain no free electron and hence do not conduct electricity.

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Subject :NSO    Class : Class 5

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Subject :NSO    Class : Class 5

Ans 1:

Class : Class 4
B

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Subject :NSO    Class : Class 1

Ans 1: (Master Answer)

Class : Class 1
The correct answer is C.

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Subject :NSO    Class : Class 3

Ans 1:

Class : Class 3
6

Ans 2:

Class : Class 4
Stupid question 😡😡😡

Ans 3:

Class : Class 3
Explanation - Combinations with B1 - B1G1G2, B1G1G3, B1G1G4, B1G2G3, B1G2G4, B1G3G4 Combinations with B2 - B2G1G2, B2G1G3, B2G1G4, B2G2G3, B2G2G4, B2G3G4 Hence total of 12 combinations. Answer is B (B stands for Boy and G stands for Girl)

Ans 4:

Class : Class 1
what type o

Ans 5:

Class : Class 4

Ans 6:

Class : Class 6
C

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