National Science Olympiad Forum By SOF Olympiad Trainer - Page 735

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Subject :NSO    Class : Class 2

Ans 1:

Class : Class 4
The answer is D as the pictures given have different hazards.

Ans 2:

Class : Class 8
a is the answer

Ans 3:

Class : Class 8

Ans 4:

Class : Class 6
a is theaa is the answer.

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Subject :NSO    Class : Class 6

Ans 1:

Class : Class 8
I think it's option (C) as plastic bags are harmful for environment.

Ans 2:

Class : Class 8
I think it's option (C) as plastic bags are harmful for environment.

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Subject :NSO    Class : Class 6

Ans 1:

Class : Class 8
Water absorbed from roots of plants is trasported to leaves of plant. excess water escapes into atmosphere in the process of traspiration which forms clouds and thus help in raining.

Ans 2:

Class : Class 8
because when we plant a tree , it absorb water from the soil and sun absorb water from leaf and in sky it made cloud and rain occur

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Subject :NSO    Class : Class 5

Ans 1:

Class : Class 6
correct answer:D

Ans 2:

Class : Class 6

Ans 3:

Class : Class 4
so difficult

Ans 4:

Class : Class 5
can anyone tell me

Ans 5:

Class : Class 4

Ans 6:

Class : Class 5
The correct answer is A. I wrote it wrong as D

Ans 7:

Class : Class 8

Ans 8:

Class : Class 5

Ans 9:

Class : Class 9
How

Ans 10:

Class : Class 4
a

Ans 11:

Class : Class 9

Ans 12:

Class : Class 1

Ans 13:

Class : Class 5
FUCKU

Ans 14:

Class : Class 5

Ans 15:

Class : Class 9
haha

Ans 16:

Class : Class 9
hjkhkrywiury4uyiyyrryeurdfieuuiufiuiukhjhwaste hamnmhj mangfeme nt lieowuioelbiruuwilruy3r73673 b7647li 764u3ilq 8oo47b ,l3iy4rbc iluryb ejkty4uqib4ucyri4k7r q4ktry srbuyeurv cyuikray4rv, kvyrbv4 yr34uq6 ivee4uiyrbueywruy4uyiuyyuyuiyiuy

Ans 17:

Class : Class 6

Ans 18:

Class : Class 9
HOME Test ReviewForce Work and Energy0 : 5 : 9 / 0 : 40Time Taken20 / 20Marks ObtainedAll Correct Wrong Unattemted1.Your Answer B Correct Answer B View this question on ForumSolutionReport Error Marks: 12.Your Answer D Correct Answer D View this question on ForumReport Error Marks: 13.Your Answer C Correct Answer C View this question on ForumSolutionReport Error Marks: 14.Your Answer D Correct Answer D View this question on ForumSolutionReport Error Marks: 15.Your Answer B Correct Answer B View this question on ForumSolutionReport Error Marks: 16.Your Answer D Correct Answer D View this question on ForumSolutionReport Error Marks: 17.Your Answer C Correct Answer C View this question on ForumSolutionReport Error Marks: 18.Your Answer C Correct Answer C View this question on ForumReport Error Marks: 19.Your Answer B Correct Answer B View this question on ForumSolutionReport Error Marks: 110.Your Answer C Correct Answer C View this question on ForumSolutionReport Error Marks: 111.Your Answer B Correct Answer B View this question on ForumSolutionReport Error Marks: 112.Your Answer A Correct Answer A View this question on ForumSolutionReport Error Marks: 113.Your Answer A Correct Answer A View this question on ForumSolutionReport Error Marks: 114.Your Answer B Correct Answer B View this question on ForumReport Error Marks: 115.Your Answer A Correct Answer A View this question on ForumSolutionReport Error Marks: 116.Your Answer B Correct Answer B View this question on ForumSolutionReport Error Marks: 117.Your Answer D Correct Answer D View this question on ForumSolutionReport Error Marks: 118.Your Answer D Correct Answer D View this question on ForumReport Error Marks: 119.Your Answer A Correct Answer A View this question on ForumReport Error Marks: 120.Your Answer A Correct Answer A View this question on ForumSolutionReport Error Marks: 1

Ans 19:

Class : Class 9
the simplest solution is there there are two magnets so only 1 or 0 gaps should be there... in a: there are two gaps so a is the answer .. on the other hand look at the textures

Ans 20:

Class : Class 7
As there are 2 magnets and 2 non magnet rings, only one space can be obtained between the 2 magnets with similar poles repelling each other. Option A shows two spaces between rings. This configuration is not possible.

Ans 21:

Class : Class 4

Ans 22:

Class : Class 2

Ans 23:

Class : Class 5

Ans 24:

Class : Class 9
I do not understand this qustion

Ans 25:

Class : Class 5

Ans 26:

Class : Class 5
All apart from c are correct

Ans 27:

Class : Class 2

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Subject :NSO    Class : Class 7

Ans 1:

Class : Class 7
The answer should be C because during the last 10 seconds [ 40 second ] the distance is 10 meter not 5 meter.

Ans 2:

Class : Class 7
A

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Subject :NSO    Class : Class 3

Ans 1:

Class : Class 9
They are right it should be [B] .

Ans 2:

Class : Class 3
It should be a tailorbird

Ans 3:

Class : Class 5
Tailor bird that is A

Ans 4:

Class : Class 4
what????

Ans 5:

Class : Class 7
Tailor Bird 's Nest Is Made Of 2 Leaves Not Like This One Gotcha!

Ans 6:

Class : Class 4
WHAT!!!!!! IT SHOULD BE (A).

Ans 7:

Class : Class 9

Ans 8:

Class : Class 5
yes the answer is tailor bird

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Subject :NSO    Class : Class 8

Ans 1:

Class : Class 10
TBH2VI http://www.LnAJ7K8QSpfMO2wQ8gO.com

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Subject :NSO    Class : Class 9

Ans 1: (Master Answer)

Class : Class 1
Alpha, Beta, Gamma in ascending order.

Alpha particles leaves the nucleus of an unstable atom at a speed of 16,000 kilometres per second, around a tenth the speed of light.
Beta particles travel at a speed of 270,000 kilometres per second, around 98% of speed of light.
Gamma particles travel at the speed of light.

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Subject :NSO    Class : Class 4

Ans 1:

Class : Class 5
THE ANSWER IS WRONG.

Ans 2:

Class : Class 4
how can liquid turn into gas by freezing ? Option A does the same thing so the correct option should be D

Ans 3:

Class : Class 5
Options are wrong. Molecular distance should be less. first fix which column is X and Y.

Ans 4:

Class : Class 9
The correct answer is C

Ans 5:

Class : Class 8
I think all options are wrong

Ans 6:

Class : Class 8
4wrong question

Ans 7:

Class : Class 6

Ans 8:

Class : Class 4
All are wrong. At least number of atoms should be same. So answer should be D

Ans 9:

Class : Class 5
I have by mistake typed it Co sorry it will be C. I have a solution we can report error.

Ans 10:

Class : Class 5
wrong wrong wrong wrong wrong wrong

Ans 11:

Class : Class 9
it is wrong

Ans 12:

Class : Class 9
SOF IS MAD

Ans 13:

Class : Class 6
All the answer is wrong. In the NSO book, it is right.

Ans 14:

Class : Class 7
The options given are wrong / confusing. Please clarify.

Ans 15:

Class : Class 7
you are right vaibhav all are wrong

Ans 16:

Class : Class 6

Ans 17:

Class : Class 4

Ans 18:

Class : Class 4
Qtn. agreed but main point is which is column X and which is column is Y??????

Ans 19:

Class : Class 4
Are B, C, D correct.

Ans 20:

Class : Class 5
ALL OPTIONS ARE WRONG

Ans 21:

Class : Class 7
I think al options are wrong . Please tell the correct answer

Ans 22:

Class : Class 10
ALL ARE WRONG

Ans 23:

Class : Class 8

Ans 24:

Class : Class 4
Please explain the answer. I also support Baibhab that the choices given are wrong.

Ans 25:

Class : Class 8
if an object is cooled down the molecule structure changes from loosely packed to tightly packed. therefore none of the options is correct

Ans 26:

Class : Class 4
Option b, c are the same. Pls give me a proper explanation as to why one option is correct

Ans 27:

Class : Class 9
the options are wrong

Ans 28:

Class : Class 5
Can somebody pls answer this question with explanation

Ans 29:

Class : Class 9
I also think that.Questions ,options, colums and answers didn't mentioned.

Ans 30:

Class : Class 6
option d maybe

Ans 31:

Class : Class 10
PLS. CORRECT

Ans 32:

Class : Class 4
ansAll answers oposite

Ans 33:

Class : Class 6
There is no specific details about which one is X or Y.So by common sense I think that it would be D.But B

Ans 34:

Class : Class 5
The question is wrong... and so the answer is also misleading.

Ans 35:

Class : Class 7
Please please please please please please please please change the question

Ans 36:

Class : Class 4
All options are wrong.

Ans 37:

Class : Class 7

Ans 38:

Class : Class 9
The question , answer and the solution are all correct … Vrishank don't say that the SOF is mad ( I think you are mad ) you are a FOOL

Ans 39:

Class : Class 6
Options are wrong. Molecular distance should be less.

Ans 40:

Class : Class 7
When a substance is cooled the molecules come closer. But there is no picture showing that the molecules are coming closer there is no correct answer. Also option B and C are the same. Can you please change it?

Ans 41:

Class : Class 4
all options are wrong

Ans 42:

Class : Class 4
Please change it. It is correct in NSO book like Harish Divakar said

Ans 43:

Class : Class 9
wrong options

Ans 44:

Class : Class 4
is there a correction in the options given?if not please clarify with explanation

Ans 45:

Class : Class 9
b and c are all the same

Ans 46:

Class : Class 4
all Q are wrong

Ans 47:

Class : Class 3
I agree with Harry , 1 B AND C ARE NOT THE SAME. 2 When liquid is cooled down it forms solid, SO THE ONLY ANSWER IS CCCC

Ans 48:

Class : Class 6
None of the options are correct according to my doubt.

Ans 49:

Class : Class 8
all options are wrong

Ans 50:

Class : Class 6
All the options are totally wrong, please change them

Ans 51:

Class : Class 4
all are wrong

Ans 52:

Class : Class 7
please change the question.

Ans 53:

Class : Class 5
SHOULD HAVE BEEN SPECIFIC WITH RESPECT TO X AND Y MARKING

Ans 54:

Class : Class 10
question, answer and solution is wrongall the options are showing the difference on heating

Ans 55:

Class : Class 4
all options are wrong

Ans 56:

Class : Class 4
All options are WRONG

Ans 57:

Class : Class 5
B and Co are same. Intermolecular space is not decreasing in any of the situations. It is wrong.

Ans 58:

Class : Class 5
HARRY CAN YOU PLEASE EXPLAIN ME

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Subject :NSO    Class : Class 4

Ans 1:

Class : Class 8
C is right and correct ,and if isnt tell me hhhhhhhhhhhhhhhooooooooooooooooooooowwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwHOW?????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????/

Ans 2:

Class : Class 7
I think the ‘A’ is the right answer

Ans 3:

Class : Class 7

Ans 4:

Class : Class 9
c

Ans 5:

Class : Class 7
C

Ans 6:

Class : Class 5
c

Ans 7:

Class : Class 4
AAAAAAAAA IS RIGHT

Ans 8:

Class : Class 5

Ans 9:

Class : Class 4
C IS THE CORRECT ANS AS BOTH CLEAR PLASTIC SHEET AND TRACING PAPER ARE BOTH TRANSLUCENT AND HENCE ALLOWING EQUAL AMOUNT OF LIGHT TO PASS THROUGH.

Ans 10:

Class : Class 5
CCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCC is correct

Ans 11:

Class : Class 5
C is the correct answerEveryone

Ans 12:

Class : Class 4
Very Very Good

Ans 13:

Class : Class 6
a

Ans 14:

Class : Class 5
Hoooooooooooooooooooooooooooooossssssssssssssssssssssssssssssssssssssssssssssssssss

Ans 15:

Class : Class 9
The answer is C .

Ans 16:

Class : Class 4
YES , C IS CORRECT @RAJVEER

Ans 17:

Class : Class 9
A is correct

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