biogeochemical cycle
51Detritus — For other uses, see Detritus (disambiguation). In biology, detritus is non living particulate organic material (as opposed to dissolved organic material). It typically includes the bodies or fragments of dead organisms as well as fecal material.… …
52Hydrogen sulfide — Systematic name …
53Myco-heterotrophy — Monotropa uniflora, an obligate myco heterotroph known to parasitize fungi belonging to the Russulaceae.[1] Myco heterotrophy is a symbiotic relationship between certain kinds of plants and fungi, in which the plant gets all or part of its food… …
54Theoretical ecology — Mathematical models developed in theoretical ecology predict complex food webs are less stable than simple webs.[1]:75–77[2]:64 …
55Predation — For alternative meanings of predator and prey, see Predator (disambiguation) and Prey (disambiguation). Predating can also mean dating earlier than : see wiktionary:predate. Indian Python swallowing a small Chital deer at Mudumalai National Park …
56Nocturnality — Owls are well known for being nocturnal, although some owls are active during the day. Nocturnality is an animal behavior characterized by activity during the night and sleeping during the day. The common adjective is nocturnal . Nocturnal… …
57Soil life — or soil biota is a collective term for all the organisms living within the soil.OverviewIn a balanced soil, plants grow in an active and vibrant environment. The mineral content of the soil and its physical structure are important for their well… …
58Decomposition — For other uses, see Decomposition (disambiguation). A mummified rat. Stages of death Pallor mortis Algor mortis …
59Fourth Way — For P.D. Ouspensky s book titled The Fourth Way see Fourth Way (book). For the jazz group, see The Fourth Way (band). In his early lectures G.I. Gurdjieff described his approach to self development as a Fourth Way. [P.D. Ouspensky (1949), In… …
60Ruminant — Ruminants Rough illustration of a ruminant digestive system Scientific classification Kingdom: Animalia …
