Object: To demonstrate the phenomenon of plasmolysis. Requirements: Tradescantia leaf, water, sugar solution, slides, cover glass, microscope, blade. Method: 1. From the lower surface of the leaf of Tradescantia, peel off small segments of epidermis by a blade. 2. Put few peelings on a slide, mount in a drop of water, put a cover glass and study under microscope. 3. [...]
The below mentioned article includes a list of three experiments on paper chromatography. 1. Experiment to separate amino acids in a mixture by paper strip chromatography: Principle: It is based on the fact that paper chromatography separates compounds on the basis of their different rates of migration of filter paper (cellulose). The rates of migration depend upon the solvent which [...]
The below mentioned article includes a list of three experiments on imbibition. 1. Experiment to demonstrate the phenomenon of imbibition: Requirements: Pea seeds, water, cylinder. Method: 1. Take a handful of pea seeds in a cylinder and fill it with water. 2. Keep the cylinder as such for 4 to 6 hours. Observations: After some time the seeds have swollen [...]