Allied & ICAR Exam Bank • ALLIED_0500 NAT • 2 Marks

Section 5: Irrigation and Drainage Engineering

Soil-Water-Plant Relationship

Subtopic: Soil-Water-Plant Relationship

Question Statement:

A soil has matric suction $\tau_m = 1.2\text{ bar}$ and osmotic suction $\tau_s = 2.3\text{ bar}$. The total soil moisture suction $\tau_t = \tau_m + \tau_s$ in bars is:

Answer Key:

3.5

Step-by-Step Solution & Explanation

$\tau_t = 1.2 + 2.3 = 3.5\text{ bars}$.
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