National Science Olympiad Forum By SOF Olympiad Trainer - Page 726

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Subject :NSO    Class : Class 2

Ans 1:

Class : Class 8

Ans 2:

Class : Class 8
a is the answer

Ans 3:

Class : Class 6
a is theaa is the answer.

Ans 4:

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

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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 4
a

Ans 2:

Class : Class 5

Ans 3:

Class : Class 1

Ans 4:

Class : Class 5

Ans 5:

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

Ans 6:

Class : Class 2

Ans 7:

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 8:

Class : Class 9
How

Ans 9:

Class : Class 6

Ans 10:

Class : Class 9
haha

Ans 11:

Class : Class 4

Ans 12:

Class : Class 9

Ans 13:

Class : Class 5
FUCKU

Ans 14:

Class : Class 4
so difficult

Ans 15:

Class : Class 4

Ans 16:

Class : Class 6
correct answer:D

Ans 17:

Class : Class 8

Ans 18:

Class : Class 6

Ans 19:

Class : Class 5
All apart from c are correct

Ans 20:

Class : Class 9
I do not understand this qustion

Ans 21:

Class : Class 5

Ans 22:

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 23:

Class : Class 5

Ans 24:

Class : Class 5
can anyone tell me

Ans 25:

Class : Class 2

Ans 26:

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 27:

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

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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 3
It should be a tailorbird

Ans 2:

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

Ans 3:

Class : Class 9

Ans 4:

Class : Class 5
yes the answer is tailor bird

Ans 5:

Class : Class 4
what????

Ans 6:

Class : Class 5
Tailor bird that is A

Ans 7:

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

Ans 8:

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

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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 6

Ans 2:

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

Ans 3:

Class : Class 4
all options are wrong

Ans 4:

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 5:

Class : Class 9
b and c are all the same

Ans 6:

Class : Class 8
4wrong question

Ans 7:

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

Ans 8:

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

Ans 9:

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

Ans 10:

Class : Class 4
all are wrong

Ans 11:

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

Ans 12:

Class : Class 4
All options are WRONG

Ans 13:

Class : Class 4

Ans 14:

Class : Class 9
SOF IS MAD

Ans 15:

Class : Class 10
PLS. CORRECT

Ans 16:

Class : Class 6
option d maybe

Ans 17:

Class : Class 6

Ans 18:

Class : Class 9
wrong options

Ans 19:

Class : Class 4
all options are wrong

Ans 20:

Class : Class 7

Ans 21:

Class : Class 4
ansAll answers oposite

Ans 22:

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

Ans 23:

Class : Class 4
all Q are wrong

Ans 24:

Class : Class 8
I think all options are wrong

Ans 25:

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

Ans 26:

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

Ans 27:

Class : Class 9
the options are wrong

Ans 28:

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 29:

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

Ans 30:

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

Ans 31:

Class : Class 7
please change the question.

Ans 32:

Class : Class 5
wrong wrong wrong wrong wrong wrong

Ans 33:

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

Ans 34:

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

Ans 35:

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 36:

Class : Class 4
All options are wrong.

Ans 37:

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

Ans 38:

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

Ans 39:

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

Ans 40:

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

Ans 41:

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

Ans 42:

Class : Class 9
The correct answer is C

Ans 43:

Class : Class 8
all options are wrong

Ans 44:

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 45:

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

Ans 46:

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 47:

Class : Class 7
you are right vaibhav all are wrong

Ans 48:

Class : Class 5
ALL OPTIONS ARE WRONG

Ans 49:

Class : Class 9
it is wrong

Ans 50:

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

Ans 51:

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

Ans 52:

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

Ans 53:

Class : Class 5
THE ANSWER IS WRONG.

Ans 54:

Class : Class 5
HARRY CAN YOU PLEASE EXPLAIN ME

Ans 55:

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

Ans 56:

Class : Class 8

Ans 57:

Class : Class 10
ALL ARE WRONG

Ans 58:

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?

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Subject :NSO    Class : Class 4

Ans 1:

Class : Class 6
a

Ans 2:

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

Ans 3:

Class : Class 5
CCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCC is correct

Ans 4:

Class : Class 5
Hoooooooooooooooooooooooooooooossssssssssssssssssssssssssssssssssssssssssssssssssss

Ans 5:

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

Ans 6:

Class : Class 7

Ans 7:

Class : Class 9
The answer is C .

Ans 8:

Class : Class 9
c

Ans 9:

Class : Class 4
YES , C IS CORRECT @RAJVEER

Ans 10:

Class : Class 5
C is the correct answerEveryone

Ans 11:

Class : Class 7
C

Ans 12:

Class : Class 4
AAAAAAAAA IS RIGHT

Ans 13:

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 14:

Class : Class 4
Very Very Good

Ans 15:

Class : Class 4
c

Ans 16:

Class : Class 9
A is correct

Ans 17:

Class : Class 5

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