Single Choice Type Question Read the following Statement carefully and choose the correct option...
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Single Choice Type Question
Read the following Statement carefully and choose the correct option.
(1) Prolonged deprivation/ continuous deprivation of an essential mineral nutrient, could make that nutrient insignificant to the plant.
(2) Plants obtain Iron from soil in the form Ferrous ions.
(3) The technique of growing plants in a nutrient solution is known as hydroponics developed by Julius Von Sachs in 1860 .
(4) Majority of the nutrients that are essential for the growth and development of plants become available to the roots only through breakdown of mineral ores.
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