National Science Olympiad Forum By SOF Olympiad Trainer - Page 567

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Subject :NSO    Class : Class 5

Ans 1:

Class : Class 8
It was not there. ;)

Ans 2:

Class : Class 5
who knows they will give or not give

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Subject :NSO    Class : Class 3

Ans 1: (Master Answer)

Class : Class 1
The correct answer is C.

Ans 2:

Class : Class 6
C

Ans 3:

Class : Class 5

Ans 4:

Class : Class 3
oh I thinked it is (A)

Ans 5:

Class : Class 3
The answer is c

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Subject :NSO    Class : Class 6

Read the given statements and select the correct option.
Statement 1 - We should use jute bags instead of plastic bags for carrying goods.
Statement 2 - Jute bags are cheaper than plastic bags.

ABoth statements 1 and 2 are true and statement 2 is the correct explanation of statement 1.
BBoth statements 1 and 2 are true but statement 2 is not the correct explanation of statement 1.
CStatement 1 is true and statement 2 is false.
DBoth statements 1 and 2 are false.


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Subject :NSO    Class : Class 6

Ans 1:

Class : Class 4
ccc

Ans 2:

Class : Class 8
I m

Ans 3:

Class : Class 8
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 4:

Class : Class 8
I meant option 'D' not option B sorry for the mistake in my arguement

Ans 5:

Class : Class 8
dddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddd

Ans 6:

Class : Class 8

Ans 7:

Class : Class 10

Ans 8:

Class : Class 10
UHHH How answer D???

Ans 9:

Class : Class 7
ya i bet it is c

Ans 10:

Class : Class 8
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'

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Subject :NSO    Class : Class 6

Ans 1:

Class : Class 6
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: (Master Answer)

Class : Class 1

Ans 2:

Class : Class 7
There is ice water so it doesn't mean that gravity is gone man

Ans 3:

Class : Class 5

Ans 4:

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 5:

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

Ans 6:

Class : Class 5
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 7:

Class : Class 8
answer is D

Ans 8:

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 9:

Class : Class 8
D

Ans 10:

Class : Class 8
answer is D

Ans 11:

Class : Class 8
answer is D

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Subject :NSO    Class : Class 4

Refer to the given diagram of human digestive system and select the correct option regarding parts, X and Y.


AIn part X complete digestion of all components of food takes place.
BIf part Y is removed in a person, then he/she will not be able to digest carbohydrates at all.
CBoth X and Y pour their digestive juices in small intestine for digestion of various components of food.
DY secretes a digestive juice which is capable of digesting fats, proteins and carbohydrates present in food.


Ans 1:

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

Ans 2:

Class : Class 4

Ans 3:

Class : Class 4

Ans 4:

Class : Class 3
ans is d!!

Ans 5:

Class : Class 4
answer is D

Ans 6:

Class : Class 7
D

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Subject :NSO    Class : Class 6

Ans 1:

Class : Class 6
b,its b.

Ans 2:

Class : Class 9

Ans 3:

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 4:

Class : Class 6
b

Ans 5:

Class : Class 6
The answer should be option B.

Ans 6:

Class : Class 8
request solution

Ans 7:

Class : Class 7
It should be b

Ans 8:

Class : Class 9
Bbbbbbbb

Ans 9:

Class : Class 1
the correct answer is b

Ans 10:

Class : Class 6

Ans 11:

Class : Class 7

Ans 12:

Class : Class 6

Ans 13:

Class : Class 9

Ans 14:

Class : Class 9
it should be B

Ans 15:

Class : Class 7
correct option will be (B)

Ans 16:

Class : Class 6
ANSWER IS B

Ans 17:

Class : Class 8
it should be opt b

Ans 18:

Class : Class 9
it should be B not C

Ans 19:

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

Ans 20:

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

Ans 21:

Class : Class 7
Ans should be b

Ans 22:

Class : Class 1
ans should be B..

Ans 23:

Class : Class 4
b b b b b bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb

Ans 24:

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

Ans 25:

Class : Class 7
Answer should be B because if you move towards a mirror ,your image will get bigger.

Ans 26:

Class : Class 6
bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb

Ans 27:

Class : Class 6

Ans 28:

Class : Class 1
It should be B!!

Ans 29:

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

Ans 30:

Class : Class 7
answer should be (B)

Ans 31:

Class : Class 6
request explanation

Ans 32:

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 33:

Class : Class 10
B is the correct option

Ans 34:

Class : Class 6
Answer is B because if you move towards a mirror ,your image will get bigger.

Ans 35:

Class : Class 9
B

Ans 36:

Class : Class 9
Answer should be b

Ans 37:

Class : Class 8
it should be b

Ans 38:

Class : Class 10
answer is B

Ans 39:

Class : Class 7
thank you

Ans 40:

Class : Class 3
it is bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbsof please change it quickly

Ans 41:

Class : Class 7
B

Ans 42:

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

Ans 43:

Class : Class 4
its b not c

Ans 44:

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

Ans 45:

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

Ans 46:

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 47:

Class : Class 6
ANS IS B

Ans 48:

Class : Class 6
Parth Wave your hand towards the mirror you silly!

Ans 49:

Class : Class 6
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 50:

Class : Class 6
Yes b is correct

Ans 51:

Class : Class 7
B

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Subject :NSO    Class : Class 7

Ans 1:

Class : Class 7
a

Ans 2:

Class : Class 7
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 : Class 7
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 4:

Class : Class 8

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Subject :NSO    Class : Class 6

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