Small rivulets or finger like channels formed on the surface of earth by action of water, these channels are of small depth & can be leveled by tillage operations is:
Correct answer: D. None of these
- A. Gully erosion
- B. Sheet erosio.
- C. Stream bank erosion
- D. None of these
Explanation
Small finger-like channels that can be erased by ordinary tillage are rills, so the process is called rill erosion. Since rill erosion is absent from the choices, “None of these” is correct.
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