National Science Olympiad Forum By SOF Olympiad Trainer - Page 307

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Subject :NSO    Class : Class 10

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Subject :NSO    Class : Class 6

Ans 1:

Class : Class 6
See, Y is feeding on x which means that population of X would definitely decrease. This means that eater of water beetle has decreased. This indicates that population of water beetle will increase. This means more food for fro with beetle. with g. Due to large amount of food frogs' population will also increase parallelly. In this way B would be correct . Sorry for too long answer.

Ans 2:

Class : Class 6

Ans 3:

Class : Class 8

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Subject :NSO    Class : Class 6

Ans 1:

Class : Class 7
C

Ans 2:

Class : Class 6

Ans 3:

Class : Class 7

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Subject :NSO    Class : Class 7

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Subject :NSO    Class : Class 8

Ans 1:

Class : Class 8
The question asks the increasing order.. answer is B

Ans 2:

Class : Class 8
it should be b because they have asked in the increasing order

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Subject :NSO    Class : Class 3

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Subject :NSO    Class : Class 6

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Subject :NSO    Class : Class 1

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Subject :NSO    Class : Class 7

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Subject :NSO    Class : Class 3

Ans 1: (Master Answer)

Class : Class 1

D

Safety tool used while horse riding - Helmet, House built by Eskimos - Igloo, A group of stars forming a recognizable pattern in sky, named dafter a hunter in Greek mythology - Orion, A tunnel or passage built under a road for use by pedestrians – Underpass
Helmet, Igloo and Orion can be found on the word-grid, but not Underpass. Hence, Option D is the right answer.


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