National Science Olympiad Forum By SOF Olympiad Trainer - Page 465

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Subject :NSO    Class : Class 8

Ans 1:

Class : Class 5
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Subject :NSO    Class : Class 8

Ans 1:

Class : Class 10
Answer is A Because the question is "ABOVE THE AUDIBLE RANGE, not within"

Ans 2:

Class : Class 9
1000

Ans 3:

Class : Class 9
correct answer should be c

Ans 4:

Class : Class 9
kHz = 1000Hz

Ans 5:

Class : Class 9
how many kHz = Hz

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Subject :NSO    Class : Class 5

Ans 1:

Class : Class 8
Option D is the correct answer

Ans 2:

Class : Class 6

Ans 3:

Class : Class 6
none of the options are correct.

Ans 4:

Class : Class 3
none of the options are correct

Ans 5:

Class : Class 9
Pls explain

Ans 6:

Class : Class 7
D is the correct answer

Ans 7:

Class : Class 3
D is the correct answer

Ans 8:

Class : Class 6
D is correct

Ans 9:

Class : Class 5
Correct answer is D not B!

Ans 10:

Class : Class 8

Ans 11:

Class : Class 8
None of the options are correct

Ans 12:

Class : Class 5
correct answer is D

Ans 13:

Class : Class 6
I DISCUSSED A LOT .SEARCHED ON GOOGLE. MALARIA IS A NON COMMUNICABLE DISEASE.PLEASE explain IT

Ans 14:

Class : Class 8
correct answer should be D

Ans 15:

Class : Class 6
NONE OF THE OPTIONS ARE CORRECT

Ans 16:

Class : Class 5
I tried reporting an error but it did not work. Please try as well

Ans 17:

Class : Class 5
no option is corect,it is d with the diseases interchanged

Ans 18:

Class : Class 8
no option is correct

Ans 19:

Class : Class 8
the correct answer will be both option b and d

Ans 20:

Class : Class 5

Ans 21:

Class : Class 7

Ans 22:

Class : Class 7

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Subject :NSO    Class : Class 5

Ans 1:

Class : Class 3
ok

Ans 2:

Class : Class 5
what is the framework of a bone?

Ans 3:

Class : Class 6

Ans 4:

Class : Class 4
its a

Ans 5:

Class : Class 7

Ans 6:

Class : Class 5

Ans 7:

Class : Class 5
its c

Ans 8:

Class : Class 5
It's D option

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Subject :NSO    Class : Class 6

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Subject :NSO    Class : Class 3

Ans 1:

Class : Class 3
If we in a soil sample, we would see small bubbles on the soil sample.

Ans 2:

Class : Class 3
D

Ans 3:

Class : Class 3
when we put some water in a soil surface, we cold see small bubbles on the soil surface.

Ans 4:

Class : Class 3
D)

Ans 5:

Class : Class 4

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Subject :NSO    Class : Class 3

Ans 1:

Class : Class 4
c as in a b d force pull is used

Ans 2:

Class : Class 3
c

Ans 3:

Class : Class 4

Ans 4:

Class : Class 3
Hitting the cricket ball with a bat to make a run.

Ans 5:

Class : Class 3

Ans 6:

Class : Class 3
c

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Subject :NSO    Class : Class 6

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Subject :NSO    Class : Class 6

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Subject :NSO    Class : Class 4

Ans 1:

Class : Class 5
(A) cannot be the right answer as once the water vaporizes, there is no scope for sedimentation. (B) cannot be the right answer as once the mixture is filtered, the sand shall be collected on the filter paper while the clean water shall be collected in a beaker.Evaporation is not required. The answer is (C) because sand is heavier than water and shall settle down at the bottom of the beaker.This process is called sedimentation.Subsequently,the clear water from the top can be decanted out. (D) cannot be the right answer as once decantation is done, the clear filtrate shall be left over and filtration is not required.

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