Name Agricultural Engineering Technology 4813 Mid Term Exam (2/22/2018) I. List
ID: 288146 • Letter: N
Question
Name Agricultural Engineering Technology 4813 Mid Term Exam (2/22/2018) I. List the components and composition (%) of soils b. c. 2. List components of the soil water continuum b. 3. Most of the water we rely on daily is constantly in motion throughout various stages of 4. At what diameter are coarse fragments/gravel separated from fine earth fraction 5. Provide the correct term: The conversion of water from a vapor to a liquid The downward movement of water that fills the soil profile and adds Gradient, length, shape and aspect (direction) of slopes. Controls the a. b. to ground water storage. concentration of dispersion of erosive forces such as runoff water and wind. Ability of water to flow through a soil. Rate water moves though soil and expressed as a velocity The loss of water from a vegetated surface through the combined d. processes of soil evaporation and plant transpiration. Groundwater seeping into our streams and keeps rivers/streams g- flowing when there is no surface runoff. 6. Evaporation rate is a cooling process that depends on what 5 factors? a. b. d. e.Explanation / Answer
ans 1.The components of soil are
1. mineral - 45%
2. organic matter - 1 to 5%
3. living organism - less than 1 %
ans 2. The components of soil water continuum are:
water
plant
animal
ans3. water cycle
ans4. at 2mm the fine earth fraction are seperated from the coarse fragments/gravel
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