First slide
Soil as Reservoir of Essential Elements
Question

Which of the following essential element of the plant is not mainly obtained from the soil

Easy
Solution

Most of the essential elements of the plant are obtained from soil except Carbon and Oxygen. Carbon and Oxygen are obtained in the form of CO2 from atmosphere. Hydrogen is obtained in the form of water and remaining are obtained in the form of minerals or ions which are mainly released into the soil by weathering. 

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