National Science Olympiad Forum By SOF Olympiad Trainer - Page 679

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Subject :NSO    Class : Class 6

Ans 1:

Class : Class 10
I meant option 'D' not option B sorry for the mistake in my arguement

Ans 2:

Class : Class 10

Ans 3:

Class : Class 9

Ans 4:

Class : Class 10
I m

Ans 5:

Class : Class 4
ccc

Ans 6:

Class : Class 10
answer should be c as the wire is connecting to p and r ALSO IF THE FILAMENT IS BROKEN ONLY Q CAN NOT LIGHT UP.

Ans 7:

Class : Class 7
ya i bet it is c

Ans 8:

Class : Class 10
UHHH How answer D???

Ans 9:

Class : Class 10
If the filament of bulb Q is fused then the circuit is not being completed because the electrons won't be able to reach the positive terminal as they would be stopped by the broken filament and electricity won't be able to pass through the filament to the negative terminal and due to the two cases that a circuit has to be completed for electricity to move and second one given it is proven that option 'B' is the correct option instead of 'A' 'C' or ' D'

Ans 10:

Class : Class 10
dddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddd

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Subject :NSO    Class : Class 6

Ans 1:

Class :
i also want to know the same question

Ans 2:

Class : Class 8
I feel it is not decreasing but increasing so answer will be a

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Subject :NSO    Class : Class 5

Ans 1:

Class : Class 8
There is ice water so it doesn't mean that gravity is gone man

Ans 2: (Master Answer)

Class :

Ans 3:

Class : Class 5

Ans 4:

Class : Class 6
answer is d because due to the incoming air because of cold water if the water was hot then the ink drops would move up

Ans 5:

Class :
i had this correct but sof result is showing correct answer is d and i have writen d. BAD MALFUNCTION AND NEGATIVE MARKING IS THERE

Ans 6:

Class : Class 9
D

Ans 7:

Class : Class 8
answer is D

Ans 8:

Class : Class 8
answer is D

Ans 9:

Class : Class 6
Due to the cooling effect of ice water, the air in the U-tube contracts, due to which the red ink X and Y move downwards.

Ans 10:

Class : Class 6

Ans 11:

Class : Class 8
Due to gravity, both will move downwards, so the correct answer is d

Ans 12:

Class : Class 8
answer is D

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Subject :NSO    Class : Class 4

Ans 1:

Class : Class 4

Ans 2:

Class : Class 4
answer is D

Ans 3:

Class : Class 3
ans should be a coz liver only secretes bile which digests fats not pancreas

Ans 4:

Class :

Ans 5:

Class : Class 7
D

Ans 6:

Class : Class 3
ans is d!!

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Subject :NSO    Class : Class 6

Ans 1:

Class : Class 8
Hello There....I have answered test.....Answer is CSolution:The image formed in the plane mirror is always of the same size as that of the object.

Ans 2:

Class : Class 8
it should be b

Ans 3:

Class : Class 9

Ans 4:

Class : Class 1
ans should be B..

Ans 5:

Class : Class 1
I THINK THERE IS SOME ISSUE FROM THE WEBSITE. ANS SHOULD BE B

Ans 6:

Class : Class 7

Ans 7:

Class : Class 4
its b not c

Ans 8:

Class : Class 3
In the case of a plane mirror, the size of the image is equal to the size of the object, irrespective of the distance of the object from the mirror

Ans 9:

Class : Class 6
The answer should be option B.

Ans 10:

Class : Class 6
ANS IS B

Ans 11:

Class : Class 7
answer should be (B)

Ans 12:

Class : Class 10
B is the correct option

Ans 13:

Class : Class 7
thank you

Ans 14:

Class : Class 1
the correct answer is b

Ans 15:

Class : Class 6

Ans 16:

Class : Class 4
b b b b b bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb

Ans 17:

Class : Class 10
request solution

Ans 18:

Class : Class 6

Ans 19:

Class : Class 7
C is correct as the girl is not seeing the image. If you play or know Minecraft, you can be like in the spectator mode and if you have a mirror mod, then you will see the mob with the same size of the image whether it is near or not.

Ans 20:

Class : Class 3
it is bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbsof please change it quickly

Ans 21:

Class : Class 9
B

Ans 22:

Class : Class 6
bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb!!!!!!!!!!!!!!!!!!

Ans 23:

Class : Class 9
it should be B....

Ans 24:

Class : Class 6
bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb

Ans 25:

Class : Class 9
The correct option is b as if we will move towards mirror our image formed will increase in size paulette don't know the answer

Ans 26:

Class : Class 7
B

Ans 27:

Class : Class 6
answer is b,because the size of the image increases when we move towards it

Ans 28:

Class : Class 1
It should be B!!

Ans 29:

Class : Class 9
Answer should be b

Ans 30:

Class : Class 7
Parth Wave your hand towards the mirror you silly!

Ans 31:

Class : Class 8
it should be opt b

Ans 32:

Class : Class 9
correct option will be (B)

Ans 33:

Class : Class 9
it should be B not C

Ans 34:

Class : Class 7
Ans should be b

Ans 35:

Class : Class 8
It should be c. try the experiment.

Ans 36:

Class : Class 7

Ans 37:

Class : Class 7
The correct answer is B

Ans 38:

Class : Class 6
b

Ans 39:

Class : Class 6
b,its b.

Ans 40:

Class : Class 6
Yes b is correct

Ans 41:

Class :
Answer is B because if you move towards a mirror ,your image will get bigger.

Ans 42:

Class :
Answer should be B because if you move towards a mirror ,your image will get bigger.

Ans 43:

Class : Class 10
answer is B

Ans 44:

Class : Class 9

Ans 45:

Class : Class 7
B

Ans 46:

Class :
It should be b

Ans 47:

Class : Class 9
Bbbbbbbb

Ans 48:

Class : Class 6
come on who made this tests answer key go look at your mirror its b

Ans 49:

Class : Class 7

Ans 50:

Class : Class 6
ANSWER IS B

Ans 51:

Class : Class 7
It is just a printing mistake. It happens with many questions and the correct answer is option B.

Ans 52:

Class : Class 6
request explanation

Ans 53:

Class : Class 9
it should be B

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Subject :NSO    Class : Class 7

Ans 1:

Class :
ans : a, in case of option c & d no change of soil fertility in case of option b cyclone do not dissolve soil or rocks in option a saline water can change the soil fertility

Ans 2:

Class :
ans : a, in case of option c & d no change of soil fertility in case of option b cyclone do not dissolve soil or rocks in option a saline water can change the soil fertility

Ans 3:

Class :
a

Ans 4:

Class : Class 8

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Subject :NSO    Class : Class 6

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Subject :NSO    Class : Class 6

Ans 1:

Class :
no they are not same crater is a depression caused by volcanic eruption or falling of a huge meteorite on the surface of earth

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Subject :NSO    Class : Class 6

Ans 1:

Class : Class 5
HOW CAN THE ANSWER BE AS IT SAYS THE " USED FOR

Ans 2:

Class : Class 7
yes

Ans 3:

Class : Class 5
how can tye answer be c as it says" used for seperating harmful substance for pure one. it can be used as in the case of sea water evaporation is used for seperating salt and water as salty water is harmful.....?????????????/

Ans 4:

Class : Class 7

Ans 5:

Class :
the answer is c

Ans 6:

Class : Class 6
Yes it is showing wrong infoAnswer SHOULD BE C

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Subject :NSO    Class : Class 3

Ans 1:

Class :
6

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