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To show that Oxygen is Released …

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To show that Oxygen is Released during photosynthesis
  • 1 answers

Meghna Thapar 5 years, 10 months ago

The aim of the experiment:


Demonstrate that oxygen is released during photosynthesis.


Material required:


Beaker, water, test tube, funnel, Hydrilla plant.


Procedure:


Take a beaker to fill it with water and put Hydrilla plant in the beaker. Cut the base of the plants, tie them with a thread and cover them with an inverted funnel in such a manner that the cut end of the plant is towards the neck of the funnel. Keep the whole apparatus in sunlight for some time and observe.


Observation:


It is observed that some bubbles are coming out continuously from the cut ends of the plant and bubbles are collected at the top of the test tube by displacing the water.


Results:


On testing, it is confirmed that the gas is oxygen. The liberated gas is evolved due to the breakdown of water in presence of water.

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