Question

experiment to show oxygen is produced during photosynthesis

Answer 1

Answer:

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Answer 2

Answer:

AIM:To prove that oxygen is produced during photosynthesis

Explanation:

Requirements:A water plant such as Hydrilla or Vallisneria,glowing splinter,a beaker,a funnel,a test tube.

PROCEDURE:

• Place the water plant in the beaker filled with pond water,and cover it with a funnel.
• Invert a test tube and place it in the funnel(Make sure that the water in the funnel is less than the water in the beaker).
• Place the arrangement in sunlight. You will observe tiny bubbles accumulating at the end of the wall of the test tube.
• Place the glowing splinter in the end of the test tube ,which will burn in flame indicating the presence of oxygen.

INFERENCE:This indicates that oxygen is necessary for photo- synthesis.

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