National Science Olympiad Forum By SOF Olympiad Trainer - Page 709

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Subject :NSO    Class : Class 7

Ans 1: (Master Answer)

Class : Class 1
The correct answer is D.

Ans 2:

Class : Class 7

Ans 3:

Class : Class 9

Ans 4:

Class : Class 8

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Subject :NSO    Class : Class 6

Ans 1:

Class : Class 6
How can the water actually enter the glass, because there is air inside the glass. The data given in the question is inadequate

Ans 2:

Class : Class 9
It is very simple . I don't know what you don't understand

Ans 3:

Class : Class 7
plz explain

Ans 4:

Class : Class 10
the composition of question is not correct in respect of sentence no. 2

Ans 5:

Class : Class 8
Data is inadequate...and sentence 2 COMPLETELY DISAGREES with the explanation

Ans 6:

Class : Class 6
plz explain the answer

Ans 7:

Class : Class 7
Please explain the question clearly. Data Inadequate

Ans 8:

Class : Class 8

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Subject :NSO    Class : Class 7

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Subject :NSO    Class : Class 5

Ans 1:

Class : Class 6
40.27 x 3 120.81 i think you multiplied 4.27x3 be carefull

Ans 2:

Class : Class 5
Follow your gut feelings.if you think it's A,then go for A

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Subject :NSO    Class : Class 5

Ans 1:

Class : Class 6
D is the answer

Ans 2:

Class : Class 6
D is the answer

Ans 3:

Class : Class 5
dddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddd

Ans 4:

Class : Class 5
D

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Subject :NSO    Class : Class 4

Ans 1:

Class : Class 9
The answer is B because they are saying the SURFACE of Y is called Crust .Right , because Crust is called the surface of Mantle .

Ans 2:

Class : Class 10
What a silly answer! Are dogs, trees and pumpkins growing inside the layers of the earth that they have given such a silly solution? What cheek!

Ans 3:

Class : Class 4
They have given the solution of another topic in the topic of Earth and Universe.

Ans 4:

Class : Class 8
Answer is A as :W inner coreX outer core Y mantleZ crustThey have not specified alsoAnd crust does not make up most of the Earth's volumeIt is a logical type of questionIf W is core then also C is wrong as W is making up most of the Earth'svolume so answer is A only

Ans 5:

Class : Class 7
The solution of this answer is wrong. Don’t follow the solution.

Ans 6:

Class : Class 4

Ans 7:

Class : Class 7
!Read This! You need to read this answer before writing your answer. Everyone is right It should be updated but do not write the wrong answer correct and the correct answer wrong and the wrong answer correct! They are bigger than us and they know more than us. So, the conclusion is that the B option is correct and the else options are wrong.

Ans 8:

Class : Class 7
We have report SOF about this problem. I don't know why is it showing the wrong answer when ever I do this question. Who ever sees this question please report.I don't know why I cant report error. SOF is so bad.

Ans 9:

Class : Class 6
fihfhtdbk

Ans 10:

Class : Class 4
the question should be incorrect and the solution is wrong

Ans 11:

Class : Class 9
Z is crust not , Y is mantle

Ans 12:

Class : Class 4
Solution (living and non-living beings) is wrong as it is not related to the questions (Earth's various layer). SOF trainer kindly look into this. thanks

Ans 13:

Class : Class 8
Dumb question

Ans 14:

Class : Class 4
Z IS THE CRUST AND Y IS THE MANTLE OS THE CORRECT ANSWER IS C AS CRUST TAKES MOST OF EARTHS SPACE

Ans 15:

Class : Class 2
Answer is b

Ans 16:

Class : Class 2
the answer is wrong

Ans 17:

Class : Class 4
correct answer is 'c' as the middle 2 part are the cores of the earth

Ans 18:

Class : Class 7
!Read This! You need to read this answer before writing your answer. Everyone is right It should be updated but do not write the wrong answer correct and the correct answer wrong and the wrong answer correct! They are bigger than us and they know more than us. So, the conclusion is that the B option is correct and the else options are wrong.

Ans 19: (Master Answer)

Class : Class 1

Ans 20:

Class : Class 4
they have given an incorrect solution,dog,elephant and wood are not related to this question.

Ans 21:

Class : Class 6
The answer is C and not B because they told to select the correct option. Y is mantle and the option B they told crust. As Z is crust and covers most of the earth surface, it should be C.

Ans 22:

Class : Class 10
The solution is related to the chapter of plants.

Ans 23:

Class : Class 6
The solution is mistaken in the end but the answer is b because surface means top and top of y which is mantle is crust and crust makes most of the Earth as it ids the largest portion.

Ans 24:

Class : Class 6
reported error

Ans 25:

Class : Class 7
THe solution is fully wrong, somebody report it direct to SOF founder.

Ans 26:

Class : Class 7
The solution is completely wrong!Does anyone know the email ID,mobile no. or address of anyone working with SOF? We could inform them and then if that person can do it well and good or that person could tell the correct person.We need the solution to be correct.

Ans 27:

Class : Class 10

Ans 28:

Class : Class 10
Y is mandle

Ans 29:

Class : Class 6
crust is the topmost layer

Ans 30:

Class : Class 5
The solution given is wrong. There is no explanation of why B is correct as Layer Y should actually be Mantle.

Ans 31:

Class : Class 9
Options for this question are wrong. Need to update the question.

Ans 32:

Class : Class 6

Ans 33:

Class : Class 5
the correct answer is bb b b b b b b b.

Ans 34:

Class : Class 6
The correct answer is C. I am disappointed with the SOF Olympiad. I recommend to not enroll the students for any of the Olympiad, as the material is not adequate and there are too many errors which will confuse children to make their concepts. We are pressurizing our children to take this exam and perform. But actually it will confuse our children instead of making their concept strong.

Ans 35:

Class : Class 4
Y is mantle, not crust and Z is the crust, so Z is also not ans.

Ans 36:

Class : Class 4
If you count from the centre or the layer after centre , the answer will be Mantle.

Ans 37:

Class : Class 5
They have given the explanation of some other question in the solution though, B is the correct answer.

Ans 38:

Class : Class 10

Ans 39:

Class : Class 7
Totally wrong question

Ans 40:

Class : Class 5

Ans 41:

Class : Class 8

Ans 42:

Class : Class 6
Z is the crust. So answer should be C. Please update the solution as the solution also seems to be wrong. Diagram shows four layers and outer layer will be crust.

Ans 43:

Class : Class 6

Ans 44:

Class : Class 8
Solution is wrong

Ans 45:

Class : Class 7
I think this question is totally wrong- W is Inner core,X is outer core,Y is mantle and Z Crust so how can they(SOF) is saying that 'B' is the correct option

Ans 46:

Class : Class 5
guys, calm down. we do not stand on the crust, we stand on the earth. so z is the earth, y is the crust, x is the outer core and w is the inner core.If you go and see the information of the exam, the have not mentioned mantle, so what ever information is given, you have to follow it to get the answer. So the answer is B.

Ans 47:

Class : Class 5
solution given is wrong

Ans 48:

Class : Class 8
The Toppest layer is the crust not the mantle. Y shows below Z ,and Zealand means mantlemail which is below the crust

Ans 49:

Class : Class 3
ok, why is the answer to almost all questions in these chapters are wrong. They tried to copy the book but they (mistakenly) wrote the wrong answer. The correct answer should be E (made it myself cuz the answer is not there) Surface of Z is the crust. Man, these SOF people need to first read what they have written then upload it so we can study for our test. Even the Admin (Who has the master answer) has no words to say!!!!!!

Ans 50:

Class : Class 7
This is wrong

Ans 51:

Class : Class 6
Z is the crust as it is at the first. The solution has been written wrong because it is from planets question.

Ans 52:

Class : Class 2
Answer is b

Ans 53:

Class : Class 4
Ans shud be C!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

Ans 54:

Class : Class 6
Z is crust and Y is mantle

Ans 55:

Class : Class 4

Ans 56:

Class : Class 6

Ans 57:

Class : Class 3
Y is mantle.

Ans 58:

Class : Class 5
It's so unfair.

Ans 59:

Class : Class 10
the solution of this question is wrong

Ans 60:

Class : Class 6

Ans 61:

Class : Class 8
The options are wrong.The solution given by sof is wrong.

Ans 62:

Class : Class 4
All of you're worrying. The answer is B as per the MTG olympiad book. there the options were:W and X are liquid layersLayer above Y is crustLayer Z makes most of the earth's volumeall of theseTHE OPTION B LAYER ABOVE Y IS CALLED CRUST is correct in the book.As that is the ground and above the ground is the sky and atmosphere which is called crust and here its written SURFACE ABOVE Y IS CRUST because Y is land and above land is crust. All of you were thinking they told Y as crust and that's wrong but they said Surface above Y which is Z . They're correct.

Ans 63:

Class : Class 10
The diagram is also not labelled correctly

Ans 64:

Class : Class 9
I was trying to report error but it was not submitting....

Ans 65:

Class : Class 5
silly and fully wrong

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Subject :NSO    Class : Class 9

Ans 1:

Class : Class 10

Ans 2:

Class : Class 9
Pls do the complete solution...

Ans 3:

Class : Class 9
Where is the complete solution, please

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Subject :NSO    Class : Class 1

Ans 1:

Class : Class 1

Ans 2:

Class : Class 1
i have doen c only

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Subject :NSO    Class : Class 4

Ans 1:

Class : Class 4
they are asking the INCORRECT option, so, the answer is (B).

Ans 2:

Class : Class 6
It is c because black colored clothes absorb heat and keep us warm

Ans 3:

Class : Class 6
It is c not d shreejani

Ans 4:

Class : Class 2
It cannot be D as early man wore clothes to protect from weather, not for fashion.

Ans 5:

Class : Class 6
It is c

Ans 6:

Class : Class 5

Ans 7:

Class : Class 9
The correct answer is C

Ans 8: (Master Answer)

Class : Class 1

The correct answer is C.


Ans 9:

Class : Class 9
The correct answer is D.

Ans 10:

Class : Class 5
All utter nonsense yes the answer is c

Ans 11:

Class : Class 10
c is right

Ans 12:

Class : Class 4
C is the the correct answer

Ans 13:

Class : Class 8
c

Ans 14:

Class : Class 1
The correct answer is C .

Ans 15:

Class : Class 6
correct answer is d

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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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