Question

The different pools of potassium in soils are
(A). Soil solution K
(B). Fixed K
(C). Exchangeable K
(D). Lattice K
Choose the correct answer from the options given below:

• A. (A), (B) and (D) only.
• B. (A), (B) and (C) only.
• C. (A), (B), (C) and (D).
• D. (B), (C) and (D) only.

Hint:

Remember the dynamic equilibrium of soil K:
\[ \text{Lattice K} \rightleftharpoons \text{Fixed K} \rightleftharpoons \text{Exchangeable K} \rightleftharpoons \text{Soil Solution K} \]

Answer 1

The Correct Option is C