Hydroponics are [EAMCET 1989;Pb. PMT 1999; KCET 1999] – McqOptions

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1.	Hydroponics are [EAMCET 1989;Pb. PMT 1999; KCET 1999]
A.	Growing of aquatic plants
B.	Growing of floating aquatic plants
C.	Growing of plants in sand
D.	Growing of plants aqueous balanced nutrient
Answer» E.

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