Cultivation by sand culture is also called

Name the technique used by researchers to explore plant nutrient deficiencies.

Hydroponics is the growth of plants in

What is hydroponics?

$I.$ The practice of growing plants in nutrient-enriched water without soil is called....
$II.$ The system of growing plants with their roots bathed in nutrient mist (a cloud of moisture in air) is called....
Complete the given statements ($I$ and $II$) with the correct pair of options given below.

The technique of growing plants without soil in nutrient solutions is called: