National Science Olympiad Forum By SOF Olympiad Trainer - Page 567

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Subject :NSO    Class : Class 9

Ans 1:

Class : Class 9
D is the correct answer because if we take the number of stamps with Rohit as X then mohit have X/2 (5 statement) and from this Rahul will have X(1st statement) . So Rohit and Rahul have same number of stamps.

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Subject :NSO    Class : Class 5

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Subject :NSO    Class : Class 8

Ans 1:

Class : Class 8
Option D is correct

Ans 2:

Class : Class 9
Yep it is 2

Ans 3:

Class : Class 8
The 2 pairs are: D

Ans 4:

Class : Class 8

Ans 5:

Class : Class 6
what is the answer? and why

Ans 6:

Class : Class 8

Ans 7:

Class : Class 7
Shouldn't it be Option C? I can only see 2 pairs, i.e. D/E and R/T.

Ans 8:

Class : Class 7
should be option c as I can see only 2 pairs

Ans 9:

Class : Class 9
It is 2

Ans 10:

Class : Class 8
can someone explain how this question works?

Ans 11:

Class : Class 8

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Subject :NSO    Class : Class 4

Ans 1:

Class : Class 5

Ans 2:

Class : Class 5
I agree with Yatindra and Shailaja. The correct answer is B)

Ans 3:

Class : Class 4
Answer is B because neem leaves contain a special substance that kills the insects when they eat it.

Ans 4:

Class : Class 4

Ans 5:

Class : Class 3
neem leaves are natural things to protect clothes

Ans 6:

Class : Class 4
I think b would Be the ans

Ans 7:

Class : Class 4
shaurya is right

Ans 8:

Class : Class 7
its 'd' only

Ans 9:

Class : Class 6
it is only b. when you read the extra points, they told that Moth balls can damage clothes.

Ans 10:

Class : Class 4

Ans 11:

Class : Class 6

Ans 12:

Class : Class 4
Actually, all of these are correct as orange peels contain citrus which drives the insects away,neem leaves contain medicinal properties,coriander seeds contain a special property to kill insects...

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Subject :NSO    Class : Class 6

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Subject :NSO    Class : Class 7

Ans 1:

Class : Class 9

Ans 2:

Class : Class 7
PLS EXPLAIN

Ans 3:

Class : Class 7
Please explain?

Ans 4:

Class : Class 5
I DO NOT UNDERSTAND

Ans 5:

Class : Class 9

Ans 6:

Class : Class 7
4.186*10*1000=126*10 raised to 4

Ans 7:

Class : Class 9

Ans 8:

Class : Class 7
can a solution be given for the following question

Ans 9:

Class : Class 7
YOU NEED NOT UNDERSTAND.

Ans 10:

Class : Class 9

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Subject :NSO    Class : Class 3

Ans 1:

Class : Class 5

Ans 2:

Class : Class 7
Answer should be A

Ans 3:

Class : Class 7
How is c the answer ?

Ans 4:

Class : Class 3
How its answer is D?

Ans 5:

Class : Class 5
ohhhhhh

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Subject :NSO    Class : Class 4

Ans 1:

Class : Class 9
The correct answer is C.

Ans 2:

Class : Class 6
C

Ans 3:

Class : Class 8
its [c]

Ans 4:

Class : Class 5
C

Ans 5:

Class : Class 9
Ans is c only

Ans 6:

Class : Class 8
Rubber ball has a fixed shape.

Ans 7:

Class : Class 5
C is correct

Ans 8:

Class : Class 8

Ans 9:

Class : Class 8
Why have u posted this question on forum if u know the answer????

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Subject :NSO    Class : Class 4

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Subject :NSO    Class : Class 5

Ans 1:

Class : Class 5
Answer is D!! i wrote it wrong as B lol

Ans 2:

Class : Class 5
Niththila Answer is D

Ans 3:

Class : Class 8
both carrots and turnips can be propagated vegitavely by sowing seeds in their roots section, So the ans is D

Ans 4:

Class : Class 4
even I write it as B

Ans 5:

Class : Class 5
D

Ans 6:

Class : Class 7

Ans 7:

Class : Class 8
Both carrots and turnips can be propagated vegetatively by sowing suitable sections of their root, hence, option D.

Ans 8:

Class : Class 5
D

Ans 9:

Class : Class 3
D

Ans 10:

Class : Class 6
D yeah

Ans 11:

Class : Class 6
answer is D

Ans 12:

Class : Class 8

Ans 13:

Class : Class 10
D

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