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Experimental set-up
- Take a healthy branch of Hydrilla and place it in a funnel.
- Invert the funnel in a beaker of water as shown in the figure.
- Invert a test tube over the stem of the funnel.
- The stem of the funnel should be kept immersed inside the water.
- Leave the beaker in sunlight for some time.
Observation:
You will notice some in the test tube. The bubbles contain released by the plant during .
If we show a glowing splinter to the collected air, it . This shows that the collected gas is .
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