National Science Olympiad Forum By SOF Olympiad Trainer - Page 402

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Subject :NSO    Class : Class 4

Read the given passage carefully.
Houseflies go through (A) stages in their life cycle. The housefly lays hundreds of eggs at a time. Each egg hatches to produce a young one called a (B). The larva of a housefly is called (C). After some days, the larva becomes barrel-shaped. It is now called a (D). The pupa is covered by a (E). The cocoon breaks open in a week and a young housefly comes out.
Select the option which correctly fills any three blanks.

A a - four, c - nymph, d - cocoon
B b - larva, d - pupa, e - cocoon
C a - three, b - larva, d - pupa
D c - maggot, d - pupa, e - nymph


Ans 1:

Class : Class 6
Sreejith from kingswood Essex UK

Ans 2:

Class : Class 4
B

Ans 3:

Class : Class 5

Ans 4:

Class : Class 5

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Subject :NSO    Class : Class 6

Ans 1:

Class : Class 3
no

Ans 2:

Class : Class 3
no

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Subject :NSO    Class : Class 5

Ans 1:

Class : Class 8
ANS-D because woodlice prefer to live in dark and damp places and the experiment was used to find out where do woodlice prefer to live

Ans 2:

Class : Class 5
D

Ans 3:

Class : Class 5
ans=D

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Subject :NSO    Class : Class 4

Ans 1:

Class : Class 5
B

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Subject :NSO    Class : Class 7

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Subject :NSO    Class : Class 5

Ans 1:

Class : Class 5
A

Ans 2:

Class : Class 5
A

Ans 3:

Class : Class 5
A and B

Ans 4:

Class : Class 5
Answer C as drought will not happen if there is excessive rainfall and the question is which will NOT happen

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Subject :NSO    Class : Class 5

Ans 1:

Class : Class 5

Ans 2:

Class : Class 5
C

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Subject :NSO    Class : Class 10

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Subject :NSO    Class : Class 6

Ans 1:

Class : Class 9

Ans 2:

Class : Class 6
a

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Subject :NSO    Class : Class 3

Ans 1:

Class : Class 3
C

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