Biology
Look at the experiment shown in figure. Why was it necessary to take coloured eosin solution in water in the beaker?

Related Questions
Name the following :
(i) The state of a cell when it cannot accommodate any more water.
(ii) Pressure of the cell contents on the cell wall.
(iii) The condition that is opposite to turgid.
(iv) The state of a plasmolysed cell after the re-entry of water.
(v) The pressure under which water passes from the living cells of a root into xylem.
Look at figure. Why was oil added over water in the test tubes?
Which part of the stem, the xylem or the phloem, is located deeper internally ?
Look at figure. Why has the stem below the ring stopped growing and even slightly decayed?