NEET BIOLOGY

Detailed explanation-1: -Hydroponics uses no soil; instead it uses a completely inert, sterile medium. Nutrients in their elemental form are added to the water, and plants are usually watered several times throughout the day. Plant roots absorb these nutrients directly because they are already in their most basic form and dissolved in water.

Detailed explanation-2: -Hydroponics comes from the Greek word “hydro, ” meaning water, and “ponos, ” meaning labor. In other words, hydroponics is gardening without soil. Growing food in a desert can be difficult because of extreme temperatures, low natural precipitation and limited arable soil.