Concentration of which element is highest in soil
A. Fe
B. O2
C. Cu
D. Zn
Answer: Option B
Solution(By Examveda Team)
Out of the given options concentration of Oxygen, the element is highest in soil.Soil is porous and the pores of the soil are filled with air in the cavities. And it is well-known oxygen is the second most abundant element after nitrogen in the air, thus the concentration of oxygen is more than iron, Copper and Zinc.
This Question Belongs to Agriculture >> Soil Science
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