National Science Olympiad Forum By SOF Olympiad Trainer - Page 636

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Subject :NSO    Class : Class 3

Ans 1:

Class : Class 3
I am Sanyam Gupta This Question was very Interesting THANK YOU $$

Ans 2:

Class : Class 8
please provide justification

Ans 3:

Class : Class 3

Ans 4:

Class : Class 9
The answer is C because the rule is followed -[ 7 - 6 ] [ 9 - 6 ] = 1 3 = 4[ 8 - 5 ] [ 9 - 2 ] = 3 7 = 10 [ 6 - 3 ] [ 5 - 4 ] = 3 1 = 4

Ans 5:

Class : Class 8
tough

Ans 6:

Class : Class 5
stop sof you are always wrongno one is corecct everyone may use you but you are wrong wong wrong

Ans 7:

Class : Class 3
Anyone knows how s the solution determined?

Ans 8:

Class : Class 5
tough question

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Subject :NSO    Class : Class 6

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Subject :NSO    Class : Class 3

Ans 1:

Class : Class 3

Ans 2:

Class : Class 5

Ans 3:

Class : Class 1
it is right Soumyajit

Ans 4:

Class : Class 9
d

Ans 5:

Class : Class 3
The option is D correct

Ans 6:

Class : Class 7

Ans 7:

Class : Class 5
class:3the answer is D

Ans 8:

Class : Class 4
NOOOOOOOOOOO!!!!!!!!!!!!!!!!!!!!!!!! i DONT BElive

Ans 9:

Class : Class 3
corrwct yeeeee!!

Ans 10:

Class : Class 7
Pankaj, why are you telling no . It should option 'd'.

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Subject :NSO    Class : Class 8

Ans 1:

Class : Class 9
Option a is wrong because yeast does not convert sugar into lactic acid.

Ans 2:

Class : Class 8
Option C is the correct answer because yeast causes fermentation .Fermentation is an anaerobic process. In this process yeast converts sugar into alcohol and carbon dioxide. Lime water turns milky indicating the presence of carbon dioxide.

Ans 3:

Class : Class 8
I think that option A and C should be correct. Since option A talks about fermentation occuring which could be true considering that yeast is put into warm sugar solution. Option C is also correct since we know that one of the end products of fermentation is CO2 and lime water turns milky white when it is combined with carbon-dioxide.

Ans 4:

Class : Class 8
Then option A should also be correct as it talks about fermentation

Ans 5:

Class : Class 8

Ans 6:

Class : Class 8
answer cant be A since during fermentation of sugar alcohol is produced and not lactic acid

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Subject :NSO    Class : Class 8

Ans 1:

Class : Class 8
A

Ans 2:

Class : Class 9
A vector diagram is a diagram which shows both direction and magnitude....hope you found it helpful!

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Subject :NSO    Class : Class 3

Ans 1:

Class : Class 3
The answer should be (A) but, why have they said that (D) should be the answer .

Ans 2:

Class : Class 5
a

Ans 3:

Class : Class 3
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Ans 4:

Class : Class 3

Ans 5:

Class : Class 7
My answer was D but it changed itself as C

Ans 6:

Class : Class 2

Ans 7:

Class : Class 7
Ans-d because if it is not scarce the house will flow away.

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Subject :NSO    Class : Class 8

Ans 1:

Class : Class 10

Ans 2:

Class : Class 10
as static friction is always more than sliding friction and horse experiences static friction during its first steps.therefore option [A] is correct.

Ans 3:

Class : Class 8
Yes A is correct

Ans 4:

Class : Class 8
It has to be A

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Subject :NSO    Class : Class 4

Ans 1:

Class : Class 10
why dont you tell it yourself

Ans 2:

Class : Class 10
why dont you tell it yourself

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Subject :NSO    Class : Class 4

Ans 1: (Master Answer)

Class : Class 1
The correct answer is B.

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Subject :NSO    Class : Class 6

Ans 1:

Class : Class 6
The answer is C. You should Know It.

Ans 2:

Class : Class 7
Answer should be both a and c The solution they gave it is written a but the correct answer they wrote c

Ans 3:

Class : Class 7

Ans 4:

Class : Class 6

Ans 5:

Class : Class 5

Ans 6:

Class : Class 7

Ans 7:

Class : Class 7
the correct answer should be a as the snow slides off easily due to its cone shaped structure

Ans 8:

Class : Class 7
Answer should be both a and c

Ans 9:

Class : Class 7

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