National Science Olympiad Forum By SOF Olympiad Trainer - Page 26

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Subject :NSO    Class : Class 8

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Subject :NSO    Class : Class 8

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Subject :NSO    Class : Class 7

The given figure demonstrates the necessity of carbon dioxide in photosynthesis. Which of the following will be observed after few hours of this experiment?


ALeaf taken from plant A turn blue black whereas that from plant B will not turn blue-black.
BLeaf taken from plant A will not turn blue-black whereas that from plant B will turn blue-black.
CLeaf taken from both the plants turn blue black.
DLeaf taken from both the plants will not turn blue black.


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Subject :NSO    Class : Class 6

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Subject :NSO    Class : Class 7

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Class : Class 7
MTG Prep Guide misleading - It says 9m as correct.

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Subject :NSO    Class : Class 7

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Subject :NSO    Class : Class 7

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Subject :NSO    Class : Class 7

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Subject :NSO    Class : Class 7

Reeta puts two different objects in each of the following containers.
Container (i) : Copper coin and iron nail
Container (ii) : Steel nail and silver earring
Container (iii) : Marble and gold coin
Container (iv) : Nickel coin and steel nail
She can use a magnet to separate the objects in containers __________ .
(Note : Steel is easily attracted by magnet.)

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


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Class : Class 3

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Subject :NSO    Class : Class 4

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