Q10 of 86 Page 151

Plants inhale and exhale continuously through the ________.

Stomata


Through stomata exchange of gases occurs. Oxygen is taken in and carbon dioxide is given out during respiration but in photosynthesis carbon dioxide is taken in and oxygen is given out.


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8

Plants may inhale carbon dioxide for photosynthesis but need _________ for their living.

 9

Plants utilize only _______% of the absorbed water for photosynthesis and the other activities.

 1

When the leaves of Mimosa pudica plant are touched with the finger, they fold up quickly. This is an example of thigmonasty.

 2

The petals of moon flower open up in morning and closes in the evening. This is called photonasty.