
A potted plant with variegated leaves was taken in order to prove a factor necessary for photosynthesis. The potted plant was kept in the dark for 24 hours and then placed in bright sunlight for a few hours. Observe the diagram and answer the question:

What aspect of photosynthesis is being tested in the above diagram?

What aspect of photosynthesis is being tested in the above diagram?

Important Questions on Photosynthesis


Given below is the diagram of an experimental setup:
What is the objective of this experiment?


Will the above demonstrated experiment work satisfactorily? Give reason.

Given below is the diagram of an experimental setup:
What alteration(s) will you make in it for obtaining the expected result?

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.


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.
