National Science Olympiad Forum By SOF Olympiad Trainer - Page 779

User Forum

Subject :NSO    Class : Class 2

Ans 1:

Class : Class 8
a is the answer

Ans 2:

Class : Class 8

Ans 3:

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

Ans 4:

Class : Class 6
a is theaa is the answer.

Post Your Answer

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.

Post Your Answer

Subject :NSO    Class : Class 6

Ans 1:

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

Ans 2:

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.

Post Your Answer

Subject :NSO    Class : Class 5

Ans 1:

Class : Class 4
a

Ans 2:

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

Ans 3:

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 4:

Class : Class 9

Ans 5:

Class : Class 9

Ans 6:

Class : Class 4

Ans 7:

Class : Class 1

Ans 8:

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 9:

Class : Class 9
I do not understand this qustion

Ans 10:

Class : Class 8

Ans 11:

Class : Class 2

Ans 12:

Class : Class 5

Ans 13:

Class : Class 5

Ans 14:

Class : Class 9
haha

Ans 15:

Class : Class 6
correct answer:D

Ans 16:

Class : Class 6

Ans 17:

Class : Class 2

Ans 18:

Class : Class 5
All apart from c are correct

Ans 19:

Class : Class 5
can anyone tell me

Ans 20:

Class : Class 5
FUCKU

Ans 21:

Class : Class 5

Ans 22:

Class : Class 5

Ans 23:

Class : Class 4
so difficult

Ans 24:

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

Ans 25:

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 26:

Class : Class 4

Ans 27:

Class : Class 9
How

Post Your Answer

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

Post Your Answer

Subject :NSO    Class : Class 3

Ans 1:

Class : Class 3
It should be a tailorbird

Ans 2:

Class : Class 5
yes the answer is tailor bird

Ans 3:

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

Ans 4:

Class : Class 5
Tailor bird that is A

Ans 5:

Class : Class 9

Ans 6:

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

Ans 7:

Class : Class 4
what????

Ans 8:

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

Post Your Answer

Subject :NSO    Class : Class 8

Ans 1:

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

Post Your Answer

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.

Post Your Answer

Subject :NSO    Class : Class 4

Ans 1:

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

Ans 2:

Class : Class 4
ansAll answers oposite

Ans 3:

Class : Class 9
The correct answer is C

Ans 4:

Class : Class 8

Ans 5:

Class : Class 5
THE ANSWER IS WRONG.

Ans 6:

Class : Class 9
b and c are all the same

Ans 7:

Class : Class 9
it is wrong

Ans 8:

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 9:

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

Ans 10:

Class : Class 4
all Q are wrong

Ans 11:

Class : Class 4
All options are wrong.

Ans 12:

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 13:

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 14:

Class : Class 5
wrong wrong wrong wrong wrong wrong

Ans 15:

Class : Class 7
please change the question.

Ans 16:

Class : Class 4
all options are wrong

Ans 17:

Class : Class 5
HARRY CAN YOU PLEASE EXPLAIN ME

Ans 18:

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

Ans 19:

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

Ans 20:

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

Ans 21:

Class : Class 4
all are wrong

Ans 22:

Class : Class 8
4wrong question

Ans 23:

Class : Class 10
PLS. CORRECT

Ans 24:

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 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 8
all options are wrong

Ans 27:

Class : Class 9
SOF IS MAD

Ans 28:

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

Ans 29:

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 30:

Class : Class 8
I think all options are wrong

Ans 31:

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

Ans 32:

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

Ans 33:

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

Ans 34:

Class : Class 7

Ans 35:

Class : Class 9
the options are wrong

Ans 36:

Class : Class 4

Ans 37:

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

Ans 38:

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

Ans 39:

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

Ans 40:

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

Ans 41:

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

Ans 42:

Class : Class 6

Ans 43:

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

Ans 44:

Class : Class 5
ALL OPTIONS ARE WRONG

Ans 45:

Class : Class 9
wrong options

Ans 46:

Class : Class 6
option d maybe

Ans 47:

Class : Class 10
ALL ARE WRONG

Ans 48:

Class : Class 6

Ans 49:

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

Ans 50:

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

Ans 51:

Class : Class 4
All options are WRONG

Ans 52:

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

Ans 53:

Class : Class 4
all options are wrong

Ans 54:

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

Ans 55:

Class : Class 7
you are right vaibhav all are wrong

Ans 56:

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

Ans 57:

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

Ans 58:

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

Post Your Answer

Subject :NSO    Class : Class 4

Ans 1:

Class : Class 9
A is correct

Ans 2:

Class : Class 4
AAAAAAAAA IS RIGHT

Ans 3:

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 4:

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

Ans 5:

Class : Class 4
Very Very Good

Ans 6:

Class : Class 5

Ans 7:

Class : Class 9
c

Ans 8:

Class : Class 7

Ans 9:

Class : Class 6
a

Ans 10:

Class : Class 5
C is the correct answerEveryone

Ans 11:

Class : Class 5
CCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCC is correct

Ans 12:

Class : Class 7
C

Ans 13:

Class : Class 5
c

Ans 14:

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

Ans 15:

Class : Class 9
The answer is C .

Ans 16:

Class : Class 5
Hoooooooooooooooooooooooooooooossssssssssssssssssssssssssssssssssssssssssssssssssss

Ans 17:

Class : Class 4
YES , C IS CORRECT @RAJVEER

Post Your Answer