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Subject :NSO    Class : Class 4

The substance X releases __________.


A Oxygen at day time
B Water vapour at day time
C Carbon dioxide at night
D All of these


Ans 1:

Class : Class 4
Option D

Ans 2:

Class : Class 4
plants can release carbon dioxide at night only tulsi plant does not release carbon dioxide

Ans 3:

Class : Class 4
D I guess,I am not sure

Ans 4:

Class : Class 9

Ans 5:

Class : Class 4

Ans 6:

Class : Class 6
how can a plant release carbondioxide???

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