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Photosynthesis in Autotrophs

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Question

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(ix) Inverted jar experiment is done to test the presence of gas during photosynthesis.

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Solution

In the experimental set up, after some time, bubbles of gas starting from the leaves are found moving into the test-tube.

If we remove the test-tube and bring a glowing splinter near its mouth. The splinter starts burning with a bright flame.

This is the proof that the gas in the test-tube is oxygen, and it is produced during photosynthesis.

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Photosynthesis in Autotrophs

Standard VIII Biology

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