National Science Olympiad Forum By SOF Olympiad Trainer

User Forum

Subject :NSO    Class : Class 3

Ans 1:

Class : Class 3

Ans 2:

Class : Class 3
A

Post Your Answer

Subject :NSO    Class : Class 10

Post Your Answer

Subject :NSO    Class : Class 4

Ans 1:

Class : Class 5
a

Ans 2:

Class : Class 4
A is correct answer!.

Ans 3:

Class : Class 6

Ans 4:

Class : Class 4

Ans 5:

Class : Class 4

Ans 6:

Class : Class 4
A is the correct answer

Ans 7:

Class : Class 7
A) Colder, Warmer

Ans 8:

Class : Class 5

Ans 9:

Class : Class 4
the correct answer is a

Ans 10:

Class : Class 2
A)COLDER ,WARMER

Post Your Answer

Subject :NSO    Class : Class 7

Ans 1:

Class : Class 7
A

Post Your Answer

Subject :NSO    Class : Class 3

Post Your Answer

Subject :NSO    Class : Class 6

Small populations of three types of organisms X, Y and Z were kept in captivity. Plenty of plants were present in that area.
The change in the population of these organisms with time was plotted in the graph as shown here.

Which of the following conclusion is incorrect regarding their eating habits?

A X could be a carnivore that feeds on Z but not on Y.
B Both X and Y could be herbivores and Z could be a carnivore whose population declines as it does not prey on both X and Y.
C If X and Y are herbivores, then X has higher reproductive potential than Y.
D None of these


Ans 1:

Class : Class 8
please provide solution for the question

Ans 2:

Class : Class 7
Please give solution of this question.............

Ans 3:

Class : Class 6
how is the answer D. If u do not send a proper solution then did means u do not know this yourself and u just put this question because u just wanted and just wanted to leave us blank and im pretty sure u guys just chose a random answer

Ans 4:

Class : Class 7
Not at all

Ans 5:

Class : Class 6
How is the answer D??????????????????????????

Ans 6:

Class : Class 6
it should be b, right?

Ans 7:

Class : Class 7
how is it D ??????????????????????????

Ans 8:

Class : Class 6
Please provide solutionHow can it be d???????????????????????????????????????????????????????????????????????

Ans 9:

Class : Class 6
How is it D??

Ans 10:

Class : Class 6
Give the solution please. how is it D??????????? I think it is B...

Ans 11:

Class : Class 6
solution please

Ans 12:

Class : Class 6
please provide the solution

Ans 13:

Class : Class 6
It shouldn't be D

Ans 14:

Class : Class 6
sssssoooooooooollllluuuuuuuuuutttttiiiiiiiiiioooooooooonnnnn

Ans 15:

Class : Class 6
How is the answer D It should be something else

Ans 16:

Class : Class 7
how is the answer D???????????

Ans 17:

Class : Class 7
please provide the solution

Post Your Answer

Subject :NSO    Class : Class 3

Ans 1:

Class : Class 5
IT IS C

Ans 2:

Class : Class 1
the correct answer is A.

Ans 3:

Class : Class 3
Answer can be A and D

Ans 4:

Class : Class 5

Ans 5:

Class : Class 4
Answer will be D only. Plastic may or may not be flexible. It depends upon type of plastic.

Ans 6:

Class : Class 3
how

Ans 7:

Class : Class 6
Answer:C

Ans 8:

Class : Class 7
Answer can be both A and D

Ans 9:

Class : Class 4
a

Ans 10:

Class : Class 4
C I think

Ans 11:

Class : Class 3
IT IS C.......................................................................................................................................................

Ans 12:

Class : Class 3
Yes... answer is both A

Ans 13:

Class : Class 4
A

Ans 14:

Class : Class 4
Its A

Post Your Answer

Subject :NSO    Class : Class 4

Ans 1: (Master Answer)

Class : Class 1
The correct answer is D.

Post Your Answer

Subject :NSO    Class : Class 4

Ans 1: (Master Answer)

Class : Class 1
The correct answer is A.

Post Your Answer

Subject :NSO    Class : Class 9

Ans 1:

Class : Class 9
the wave length in air by v=n.lemda, so 350 = 700 . wavelength so wave length = 0.5 m Now when it enters in brass, v = 3500 m/s, so new wavelength = 3500 / 700 = 5 m. So answer is option A, i.e. wavelength will be increased by a factor of 10.

Post Your Answer