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How does salt reaches the soil surface during dry season?

(a) Diffusion

(b) Capillary rise

(c) Active transport

(d) Passive transport

This question was addressed to me in an interview for job.

This intriguing question comes from Management of Coastal Saline Soil topic in section Management and Remediation of Problem Soil of Environmental Biotechnology

1 Answer

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Best answer
The correct answer is (b) Capillary rise

Easiest explanation: Salt reaches the soil surface through Capillary rise during dry season making the soil saline and making the agricultural lands unproductive for crop growths, gases travel by diffusion, active transport requires energy whereas passive transport does not.

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