Draw the diagram showing the apparatus of hydrilla experiment i.e., the experiment which shows O2 is released during photosynthesis conducted by you.
(a) Write the reasons to keep the test tube invertly on the stem of the funnel.
(b) Give a balanced equation to represent the process.
(c) How do you test the gas released in the experiment ?
(d) What happens if a same set is kept in dark for some time ?