. Concentrate on the diagram and answer the following questions:
a. What is the technique demonstrated in the figure? Name the scientist who demonstrated it for the first time.
b. List any three plants on which this technique can be applied for commercial purposes.
c. State the importance of feeding funnel and aerating tube.
a. Hydroponics. Scientist- Julius Von Sachs
b. Hibiscus asculentus (ladies finger) Solanum Lycopersicum (tomato) Solanum melongena (brinjal)
c. Feeding funnel is used to add nutrients and water. Aerating tube supplies with oxygen for the proper growth and development of the roots nurturing in the liquid solution.