National Science Olympiad Forum By SOF Olympiad Trainer - Page 605

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Subject :NSO    Class : Class 6

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Subject :NSO    Class : Class 7

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Subject :NSO    Class : Class 7

Ans 1:

Class : Class 9
how can silk be the strongest of all natural fibres?

Ans 2:

Class : Class 9
Answer should be c as patanwadi is used for hosiery

Ans 3:

Class : Class 9
It's Patanwadi breed of sheep, not goat !!

Ans 4:

Class : Class 9
Option C is incorrect, the reason being that Patanwadi is a breed of sheep, not a goat!

Ans 5:

Class : Class 7
The patanwadi breed of goat has been mentioned. The patanwadi breed of sheep is used for hosiery.

Ans 6:

Class : Class 8
C is correct as Patanjali is hosiery only.

Ans 7:

Class : Class 9
option c is not correct because the wool of the Patanwadi breed of sheep is used for hosiery and not the wool of the Patanwadi breed of goat as mentioned in statement (iii)

Ans 8:

Class : Class 8
The answer is C only. Patanwadi wool is used to make hosiery wool only. This answer has pissed me of too much. This is request please change this foolish answer.

Ans 9:

Class : Class 9
Option C is correct because Patanwadi breed of goat's wool is used for hosiery and silk is the strongest of all natural fibres [has tensile strength of about 0.5 gigapascals] also quantitatively spider silk is 5 times stonger than steel !

Ans 10:

Class : Class 4
why is option c not correct?

Ans 11:

Class : Class 8

Ans 12:

Class : Class 9
Answer for this question is C only!

Ans 13:

Class : Class 9
OPTION C

Ans 14:

Class : Class 10
C

Ans 15:

Class : Class 7
option c is not correct because its fibers are made of protein which hardens on exposure to air and could be as hard as a strand of steel

Ans 16:

Class : Class 8
C is the answer they have mentioned it but they are showing it wrong

Ans 17:

Class : Class 7
Actually C should be correct cause the sheep and goat shouldn't matter as in the nso guide its given patanwadi breed of goat is used for hosiery.PLEASE CHECK QUES NO:17 chapter fibre to fabric NSO workbook

Ans 18:

Class : Class 8
Actually the answer is correct. It is mentioned Patanwadi goat not sheep. Please read the question carefully before writting here. Does anyone even know patanwadi goat??!!

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Subject :NSO    Class : Class 2

Ans 1: (Master Answer)

Class : Class 1
Answer is Swimming. Helmet is available in the grid and is a safety tool in Cycling, Cricket and Skating.

Ans 2:

Class : Class 4

Ans 3: (Master Answer)

Class : Class 1
Answer is Swimming. Helmet is available in the grid and is a safety tool in Cycling, Cricket and Skating.

Ans 4:

Class : Class 1
The correct answer is swimming because the safety tool used in swimming is not located on the grid above.

Ans 5:

Class : Class 4
the correct answer is c because skating cycling and cricket

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Subject :NSO    Class : Class 2

Ans 1:

Class : Class 6
D

Ans 2: (Master Answer)

Class : Class 1
Woollen fibres entrap air to keep us warm and burn with the smell of burning hair because they are made from hair of animals like sheep, etc.

Ans 3:

Class : Class 5
D = woollend

Ans 4:

Class : Class 4
D

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Subject :NSO    Class : Class 9

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Subject :NSO    Class : Class 6

Ans 1:

Class : Class 6
Answer is A. Walnut is rich in Omega 3 because it help us to develop our brain espically kids.

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Subject :NSO    Class : Class 7

Ans 1:

Class : Class 7
Ans=y Because the small intestine help to more digested

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Subject :NSO    Class : Class 7

Ans 1:

Class : Class 7

Ans 2:

Class : Class 7

Ans 3:

Class : Class 7
Option a is correct

Ans 4:

Class : Class 7

Ans 5:

Class : Class 8

Ans 6:

Class : Class 8
option a

Ans 7:

Class : Class 4
Option a is correct but disaccharides aren’t enzymes

Ans 8:

Class : Class 7

Ans 9:

Class : Class 5
Option A

Ans 10:

Class : Class 7

Ans 11:

Class : Class 8
answer A is correct

Ans 12:

Class : Class 7

Ans 13:

Class : Class 7

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Subject :NSO    Class : Class 7

Ans 1:

Class : Class 7
Correct Answer- D

Ans 2:

Class : Class 8
Option D : (ii), (i), (iv), (iii), (v)

Ans 3:

Class : Class 7
why not d

Ans 4:

Class : Class 8
option d

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