INDIAN GEOGRAPHY

AGRICULTURE

IRRIGATION INDIA

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Hydroponic agriculture is ____
A
the cultivation of crop plants under greenhouse conditions with soil.
B
the cultivation of crop plants in fields with their root immersed in a nutrient-rich solution, but no soil.
C
growing plants in space.
D
the cultivation of crop plants under greenhouse conditions with their root immersed in a nutrient-rich solution, but no soil.
Explanation: 

Detailed explanation-1: -The term hydroponics was derived from the Greek words hydro, meaning water, and ponos, meaning work. It is a method of growing plants using mineral nutrient solutions without soil [25]. Terrestrial plants can be grown only in the mineral nutrient solution or in an inert medium such as perlite, gravel or mineral wool.

Detailed explanation-2: -Hydroponic farming is the practice of growing crops by using mineral nutrient solutions instead of soil to deliver water and minerals to the crop roots. Traditionally, the soil supports the crop’s roots by helping them remain upright and ensuring the delivery of water and essential nutrients.

Detailed explanation-3: -Hydroponics is the method of growing plants in the nutrients that they need instead of soil. The nutrients are simply put into the water resulting in a nutrient rich solution for the plants to live in. Vegetables, flowers and herbs can all be grown in water.

Detailed explanation-4: -It is a kind of hydroculture and is a technique of growing plants using solutions rich in mineral nutrients without soil. Terrestrial flora could be grown with their roots in the mineral solution only, or in an inert medium like gravel or perlite.

Detailed explanation-5: -Hydroponics is a production method where the plants are grown in a nutrient solution rather than in soil. The greenhouse and its environment control system are the same whether plants are grown conventionally or with hydroponics.

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