
Given below is the diagram of an experimental setup:

Would you take any step before starting the experiment? Describe this step and explain its necessity.


Important Questions on Photosynthesis

The diagram below shows two test-tubes A and B. Test-tube A contains a green water plant. Test-tube B contains both a green water plant and a snail. Both Test-tubes are kept in sunlight. Answer the questions that follow:
Name the physiological process that releases the bubbles of oxygen.

The diagram below shows two test-tubes A and B. Test-tube A contains a green water plant. Test-tube B contains both a green water plant and a snail. Both Test-tubes are kept in sunlight. Answer the questions that follow:
Explain the physiological process.

The diagram below shows two test-tubes A and B. Test-tube A contains a green water plant. Test-tube B contains both a green water plant and a snail. Both Test-tubes are kept in sunlight. Answer the questions that follow:
What is the purpose of keeping a snail in test-tube 'B'?

The diagram below shows two test-tubes A and B. Test-tube A contains a green water plant. Test-tube B contains both a green water plant and a snail. Both Test-tubes are kept in sunlight. Answer the questions that follow:
Why does test-tube 'B' have more bubbles of oxygen?

The diagram below shows two test tubes A and B. Test-tube A contains a green water plant. Test-tube B contains both a green water plant and a snail. Both Test-tubes are kept in sunlight. Answer the questions that follow:
Give an example of a water plant that can be used in the above experiment.
