Ncert Exercises & Solutions

Carefully observed the following figure

1. Name the technique shown in the figure and the scientist who demonstrated this technique for the first time.

2. Name atleast three plants for which this technique can be employed for their commercial production.

3. What is the significance of aerating tube and feeding funnel in this setup?

(a) Hydroponics, Julius Von Sachs (1860)

(b) (i) Solanum lycopersicum (tomato)

(ii) Hibiscus asculentus (ladiestinger)

(iii) Solanum melongena (brinjal)

(c) Aerating tube Provides oxygen for the normal growth and development of the roots growing in the liquid solution. Feeding funnelis used to add water and nutrients in the hydroponic system when required.

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