National Science Olympiad Forum By SOF Olympiad Trainer - Page 334

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Subject :NSO    Class : Class 4

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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 8

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Class : Class 10

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Subject :NSO    Class : Class 4

Ans 1:

Class : Class 3

Ans 2:

Class : Class 5
answer is C

Ans 3:

Class : Class 7
The correct answer is C.

Ans 4:

Class : Class 7
meaning of piercing

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Subject :NSO    Class : Class 4

Ans 1:

Class : Class 5
Answer C is the right answer, as Boiling leads to water residue and fungal growth happens on storing. In the case of baking the food is dried up and can be stored for longer duration

Ans 2:

Class : Class 7
No, you are wrong @Arini Das. The correct answer is B. Baking is a method for cooking only whereas canning and drying are methods of preservation. Boiling is a method of cooking as well as preservation so B is the correct answer.

Ans 3:

Class : Class 4
ANSWER IS B

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Subject :NSO    Class : Class 5

Ans 1:

Class : Class 4
oye balle balle dhe shava shava, balle balle dhe shava shava, pio pio re kava kava, gana khatham hua

Ans 2:

Class : Class 7

Ans 3:

Class : Class 5

Ans 4:

Class : Class 7

Ans 5:

Class : Class 3

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Subject :NSO    Class : Class 4

Ans 1:

Class : Class 4
Silver fish is not fish dumbosIt is insect it acts like a ground moth it eats fabric

Ans 2:

Class : Class 1

Ans 3:

Class : Class 1

Ans 4:

Class : Class 5
Yes silverfish has 6 legs . I think it is an insect not a fish . I checked the google

Ans 5:

Class : Class 6
How come 'Silverfish' has 6 legs?Ankush

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Class : Class 4

Ans 7:

Class : Class 3

Ans 8:

Class : Class 5
this is crazy

Ans 9:

Class : Class 8

Ans 10:

Class : Class 2

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Subject :NSO    Class : Class 7

Ans 1:

Class : Class 7
It should be 1 and four, the option of which is not given.

Ans 2:

Class : Class 8
The correct option is answer c Containers 1,2,4

Ans 3:

Class : Class 9
Magnetic separation can only be used in the cases in which one constituent is magnetic and the other is not. In case one Copper is not magnetic and iron is. In the second case Aluminium is not magnetic and Steel is. nIn the third case both the objects gold and the glass marble are non magnetic objects and hence magnetic separation cannot be used in this case. In the last case both Nickel as well as Steel are magnetic and thus magnetic separation cannot be used. So, magnetic separation can only be used in case 1 and case. Hence the answer is A

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Subject :NSO    Class : Class 4

Ans 1:

Class : Class 6

Ans 2:

Class : Class 5
ans C

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