A mineral horizon that is either too thin, too light in colour, too low in organic matter:
Correct answer: B. Ochric epipedon
- A. Umbric epipedon
- B. Ochric epipedon
- C. Mollic epipedon
- D. Melanic epipedon
Explanation
The ochric epipedon is a surface horizon that fails to meet the requirements for darker, thicker or more organic epipedons such as mollic, umbric or melanic horizons. Its typical limitations include insufficient thickness, colour or organic-matter content.
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