Question

To show experimentally that carbon dioxide is given out during respiration.

In Human beings
and
plains....​

Answer 1

Answer:

carbon dioxide that is released in the process is absorbed or consumed by the KOH solution that is suspended in the test tube in the conical flask, creating a vacuum or a void in the flask resulting in the upward water movement in the tube. Hence, the water level in the tube changes.Sep 14, 2020

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Answer 2

Answer:

The rise in level water indicates that carbon dioxide is released as a result of germinating gram seeds during the process of respiration in the conical flask. ... Hence, the water level in the tube changes.

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