APES Flashcards

5593062098	soil horizons	o- organic layer of soil, leaf litter and humus, twigs a- topsoil; plant roots, decomposed organic matter mixed with mineral particles e-leaching layer, sand and silt b-subsoil. clay and mineral depositsis c-least weathered of soil horizons, similar to parent material, regolith r- unweather rock, bed rock, parent material	0
5593089771	dirt	is a mixture	1
5593092332	weathering	causes rocks to break down, mechanically and chemically- Ph	2
5593095587	erosion	movement of particles, wind water or gravity	3
5593098063	particles	sand, silt, clay largest to smallest	4
5593110335	The end result of the example of tragedy of the commons involving sheep is that	the land becomes barren from overgrazing.	5
5593113491	The Taylor Grazing Act of 1934 was passed to	limit grazing on Bureau of Land Management lands through a permit system	6
5593119208	Which is NOT a problem with clear cutting as a means of timber harvest?	High cost of clear cutting when compared to other methods	7
5593126602	When looking at both private and public lands in the US the most common use is	grazing lands	8
5593177889	The best forest management techniques mimic natural processes. This is most likely to include	Allowing prescribed burns to remove accumulated dead biomass	9
5593227811	The elements of Earth are separated such that the	most dense elements are in the center, called the core.	10