National Science Olympiad Forum By SOF Olympiad Trainer - Page 93

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Subject :NSO    Class : Class 4

Ans 1:

Class : Class 6
It's C coffee powder.

Ans 2:

Class : Class 7
It's chalk powder

Ans 3:

Class : Class 8
salt for the way

Ans 4:

Class : Class 8

Ans 5:

Class : Class 7
It's chalk powder

Ans 6:

Class : Class 7
Coffee powder

Ans 7:

Class : Class 5
salt

Ans 8:

Class : Class 6
The correct answer is d

Ans 9:

Class : Class 9
The correct answer is C . It will be coffee power.

Ans 10:

Class : Class 8
Coffee Coffee Coffee Coffee Calls out Calls out the answer is C in the answer it is me it is me it is me

Ans 11:

Class : Class 3
Ans-d

Ans 12:

Class : Class 8

Ans 13:

Class : Class 5
coffee powder

Ans 14:

Class : Class 5
coffee powder

Ans 15:

Class : Class 9
chalk powder is insoluble in water while others are soluble, chalk powder can be separated from water by sedimentation and decantation or filtration but others need evaporation...… Now I think Harsh you understood why the answer is D!!

Ans 16:

Class : Class 5

Ans 17:

Class : Class 5
why is chalk powder the correct answer?

Ans 18:

Class : Class 6
The correct answer is d chalk powder because it is insoluble in water while the rest are not.

Ans 19:

Class : Class 5
my actual answer is salt

Ans 20:

Class : Class 4
The answer is D because D cant desolve in water while others can.So the answer is D.

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Subject :NSO    Class : Class 4

Ans 1:

Class : Class 7
the answer can even be 'B' as semi-circle is there ,made by square

Ans 2:

Class : Class 5
5

Ans 3:

Class : Class 8
b as there is a semi-circle

Ans 4:

Class : Class 4
55555555555555555555555555555555555555555 is the ans

Ans 5:

Class : Class 6
all listen it should be 5 as i think because the rectangle is dividing the circle into two halves which is forminig a semi circle and if sof has to 4 which means that it should be a whole shape like circle triangle etc.so if it is wholes shape SOF is right or elseNiteen Jit Sahu and all others who say semi circle are right

Ans 6:

Class : Class 9
The answer is D) 4

Ans 7:

Class :
5

Ans 8:

Class : Class 7
its d

Ans 9:

Class : Class 7
IT SHOULD BE 5 AS THERE IS SQUARE TRIANGLE SEMECIRCLE RECTANGLE AND DIAMOND

Ans 10:

Class : Class 5

Ans 11:

Class : Class 6

Ans 12:

Class : Class 8
How are we supposed to know it’s a rectangle when hidden by the circle ,bonne nuit

Ans 13:

Class : Class 5
why semicircle not be counted

Ans 14:

Class : Class 7
There is no semicircle.Answer is 4.

Ans 15:

Class : Class 8
How 5? answer is 4The shapes are:circle,triangle,rectangle and square

Ans 16:

Class : Class 7
Can you tell the answer of this question

Ans 17:

Class : Class 8
semicircle is there but made by square so the answer is 4

Ans 18:

Class : Class 8
SEMICIRCLE5B

Ans 19:

Class : Class 7
5 is the answer because there is even semi circle there with rectangle,square and triangle.

Ans 20:

Class : Class 4
4 IS THE CORRECT ANSWER

Ans 21:

Class : Class 3
ayurda 4 d 4

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Subject :NSO    Class : Class 4

Ans 1:

Class : Class 4
it is wrong

Ans 2:

Class : Class 7
C

Ans 3:

Class : Class 5
25341

Ans 4:

Class : Class 5
25341

Ans 5:

Class : Class 4
c

Ans 6:

Class : Class 7
C because 25341 spells stick

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Subject :NSO    Class : Class 4

Ans 1:

Class : Class 6
YOU! An admin from Revisewise, you don't even own up to SOF's mistake.Da questions do not show properly and you think I'm responsible!

Ans 2:

Class : Class 4
CAN SOMEONE EXPAIN?

Ans 3:

Class : Class 5

Ans 4:

Class : Class 2
DDD

Ans 5:

Class : Class 8
d is the right answer

Ans 6:

Class :

Ans 7:

Class : Class 5
ans was b and i wrote b

Ans 8:

Class : Class 5
D is the right ansExplanation- LOW VITAMIN A - NIGHT BLINDNESSLOW V. B - BERI BERI

Ans 9:

Class : Class 5
d

Ans 10:

Class : Class 6
B is the answer

Ans 11: (Master Answer)

Class :

Ans 12:

Class : Class 5
d

Ans 13:

Class : Class 5
what they've went and done is put exxxtra optionsss! Real irratating

Ans 14:

Class : Class 4

Ans 15:

Class : Class 8

Ans 16:

Class : Class 6

Ans 17:

Class : Class 9
D

Ans 18:

Class : Class 5

Ans 19:

Class : Class 4
Explain PleaseI need the explaination

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Subject :NSO    Class : Class 4

Ans 1:

Class : Class 5
BBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBB

Ans 2:

Class : Class 7

Ans 3:

Class : Class 4
Answer has to be option B

Ans 4:

Class : Class 7
d

Ans 5:

Class : Class 7

Ans 6:

Class : Class 4

Ans 7:

Class : Class 6

Ans 8:

Class :
ans b is the answer......

Ans 9:

Class : Class 5
My head is not working and you all are crowding at a simple question! The answer of this question is always bbbbbbbbbbbbbbbbbbbbbb. Are you all are a small kindergarten kids? I think yes. You all are a kids . I think you all will in class 9 or 10. I am sure.

Ans 10:

Class : Class 5
option b

Ans 11:

Class : Class 4

Ans 12:

Class : Class 4
The answer should be option C

Ans 13:

Class : Class 7
B

Ans 14:

Class : Class 1
A

Ans 15:

Class : Class 5
Seen you all later.

Ans 16:

Class : Class 5
How a Vineet?

Ans 17:

Class : Class 3

Ans 18:

Class : Class 4
I think it is c.

Ans 19:

Class : Class 8

Ans 20:

Class : Class 6
SOF Trainer Is Saying Option D But I Think It Is Option C

Ans 21:

Class : Class 5
It's answer should be B option

Ans 22:

Class : Class 4
Olympiad trainer is saying wrong it would be B bcoz it is 18....

Ans 23:

Class :

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Subject :NSO    Class : Class 4

Ans 1:

Class : Class 3

Ans 2:

Class : Class 7

Ans 3:

Class : Class 4
The correct answer is B.

Ans 4:

Class : Class 5
t

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Subject :NSO    Class : Class 4

Ans 1:

Class : Class 5
mud absorbs the heat and keeps the house cool

Ans 2:

Class : Class 4

Ans 3:

Class : Class 5
my actual answer is d

Ans 4:

Class : Class 6
Please explain more nicely

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Subject :NSO    Class : Class 4

Ans 1:

Class : Class 7
D

Ans 2:

Class : Class 8
vvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvv

Ans 3:

Class : Class 10
What!!!!!!'!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!L!!!!!!!!!K!!!!!!!!J!!!!!!!!!!L!I!!Kffuguhguhuhihhhfyfhvhv

Ans 4:

Class : Class 9
c and d are both correct. It is kinda confusing....

Ans 5:

Class : Class 8
Both C and D are correct because if Kusum did both of these all three groups are correct so they should keep C and D in the different positions like A

Ans 6:

Class : Class 8
D would be A

Ans 7:

Class : Class 8
D

Ans 8:

Class : Class 5

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Subject :NSO    Class : Class 4

Ans 1: (Master Answer)

Class :

The correct answer is B


Ans 2:

Class :

Ans 3:

Class : Class 4
bbbbbbbbbbbbbbbbbbbbbbbbbb

Ans 4:

Class : Class 5
b

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Subject :NSO    Class : Class 4

Ans 1:

Class : Class 4
Yes. A.

Ans 2:

Class : Class 9
A

Ans 3:

Class : Class 8
a is right

Ans 4: (Master Answer)

Class :

The correct answer is A.

Both plants ‘c’ and ‘d’ bear fruits. This means they are flowering plants as only flowers change into fruits. Plant ‘c’ grows in water i.e., it is an aquatic plant but plant ‘d’ does not grow in water thus, it is a nonaquatic plant. Hence 'W' and 'X' represent plant ‘c’ and ‘d’ respectively.


Ans 5:

Class : Class 9
A

Ans 6:

Class : Class 5
a

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