Microorganisms in the Soil Environment

What will be an ideal response?


•Archaea - on surfaces of soil particles
•Prokaryotes on surfaces within smaller soil pores
•Filamentous fungi - bridge open areas between soil particles or aggregates
--polysaccharide secretion by plants binds clay particles

---OXYGENATED; water drained
-organic (O) horizon: organic matter undergoing decomposition
-aerated (A) horizon: decomposed organic particles and minerals
-eluviated (E) horizon: insoluble particles leached by rainwater, gray or grayish brown
-B horizon: clay and minerals

---WATER TABLE---

---ANOXIC; water saturated
-water-saturated horizon: organic matter, clay and minerals leached from above
-mineral particles broken from bedrock below
-bedrock

Biology & Microbiology

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