National Science Olympiad Forum By SOF Olympiad Trainer - Page 409

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Subject :NSO    Class : Class 9

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Subject :NSO    Class : Class 5

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Subject :NSO    Class : Class 6

Ans 1:

Class : Class 6
D is the correct answer

Ans 2:

Class : Class 8
B

Ans 3:

Class : Class 4
answer is d

Ans 4:

Class : Class 6
The answer should be D...not B because less vitamin d leads to rickets and calcium-containing food is a great source of vitamin d. hence, less calcium does lead to rickets leading to the answer being D

Ans 5:

Class : Class 6
what about b?

Ans 6:

Class : Class 6
Yes B should be correct and D as well.

Ans 7:

Class : Class 9

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Subject :NSO    Class : Class 6

Ans 1:

Class : Class 8
yes it is A

Ans 2:

Class : Class 8

Ans 3:

Class : Class 6
clear a

Ans 4:

Class : Class 8
A

Ans 5:

Class : Class 6
clear cacacaccccc

Ans 6:

Class : Class 9
A

Ans 7:

Class : Class 6
A

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Subject :NSO    Class : Class 6

Ans 1:

Class : Class 6

Ans 2:

Class : Class 6
answer should be B. i agree that Cod Liver oil is a rich source of both vitamin A and D. but all the options are not correct. if you see, option A cannot be correct because in Statement B the answer should be scurvy.

Ans 3:

Class : Class 6
The answer should be A But they say its B That is wrong as both vitamin A and vitamin B are sourced by Cod Liver oil.Well, anyway we can only improve with mistakes. Right?Why is it B and not A ?? Can someone please help me?

Ans 4:

Class : Class 6
Cod liver is a better source of Vitamin 'A' than 'B'

Ans 5:

Class : Class 6
B: Vitamin A

Ans 6:

Class : Class 6
C

Ans 7:

Class : Class 6

Ans 8:

Class : Class 6
Sorry, the answer is B

Ans 9:

Class : Class 7

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Subject :NSO    Class : Class 3

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Subject :NSO    Class : Class 8

Ans 1:

Class : Class 6

Ans 2:

Class : Class 8
A is a correct Answer

Ans 3:

Class : Class 6
A

Ans 4:

Class : Class 8
a

Ans 5:

Class : Class 8
The spheres are conducting, the electrons on the left of the right-hand sphere in option A will flow to the left-hand sphere, making something like option B. But the positive charges will continue to be attracted and will stay like they are in option A, while the negative charges (All having moved to the left-hand sphere) will move as far away from the negative rod as possible. Option C is right

Ans 6:

Class : Class 8
A

Ans 7:

Class : Class 8
a

Ans 8:

Class : Class 9
A

Ans 9:

Class : Class 9
when positive and negative charges meet at the contact point of the sphere, they cancel each other to form a neutral charge. but the charges on the outer surface of the sphere remain the same. Therefore, the answer is C

Ans 10:

Class : Class 9
A

Ans 11:

Class : Class 4
A

Ans 12:

Class : Class 6
A should be the correct answer

Ans 13:

Class : Class 8
A is the correct answer

Ans 14:

Class : Class 8
A

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Subject :NSO    Class : Class 8

Ans 1:

Class : Class 10

Ans 2:

Class : Class 8
Answer is D, pendulums have uniform motion

Ans 3:

Class : Class 10
I think both c and d are right

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Subject :NSO    Class : Class 8

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Subject :NSO    Class : Class 3

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