National Science Olympiad Forum By SOF Olympiad Trainer

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Subject :NSO    Class : Class 7

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Subject :NSO    Class : Class 4

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Subject :NSO    Class : Class 9

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Subject :NSO    Class : Class 9

Ans 1:

Class : Class 9
answer is "b"

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Subject :NSO    Class : Class 9

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Subject :NSO    Class : Class 8

In the given figure, showing the ultrastructure of a plant cell, identify the parts marked as P and Q and select the correct option regarding these.

(i) Part P helps in osmoregulation.
(ii) Cellular respiration occurs in part Q.
(iii) Synthesis of sugars occurs in part Q.
(iv) Part P provides colour to flowers and fruits.

A (i) and (ii) only
B (i) and (iii) only
C (iii) and (iv) only
D (ii) and (iv) only


The figure is not clear for the students to identify the organelle

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Subject :NSO    Class : Class 5

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Subject :NSO    Class : Class 5

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Subject :NSO    Class : Class 4

Sarika read that woodlice are usually found under piles of damp rotting leaves. She suggested four possible explanations for this behaviour.
1. Woodlice need rotting leaves.
2. Woodlice find their food there.
3. Woodlice need dark conditions.
4. Woodlice need a damp environment.

The above diagram shows the experiment which Sarika had conducted. Which above explanation regarding the behaviour of the woodlice was tested by Sarika?

A 1
B 2
C 3
D 4


Ans.4

Ans 1:

Class : Class 4
4

Ans 2:

Class : Class 4
4

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Subject :NSO    Class : Class 4

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