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Subject :NSO    Class : Class 4

The given figure shows test tube X, Y and Z. Which among them will have least amount of oxygen and most amount of carbon dioxide respectively after 4 hours?


AY, X
BY, Y
CX, Y
DX, X


Ans 1:

Class : Class 4
Yes option D is correct

Ans 2:

Class : Class 4
Blubbering blums

Ans 3:

Class : Class 7
The answer is D because in container X after three hours due to the respiration of the there will be less O2 and more Co2.Nice question

Ans 4:

Class : Class 6
no

Ans 5:

Class : Class 5
Ishit rai is correct

Ans 6:

Class : Class 5
Yes it is correct.

Ans 7:

Class : Class 4
The answer is D

Ans 8:

Class : Class 2
The answer will be D as due to the breathing process of fish the dissolved oxygen in the water will be less and the carbon dioxide will be more as all living beings on earth take in oxygen and give out carbon dioxide while respiration.

Ans 9:

Class : Class 4

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