Max. Pts. 100 Part I (50 Points) Directions: Select the one which is best in eac
ID: 194780 • Letter: M
Question
Max. Pts. 100 Part I (50 Points) Directions: Select the one which is best in each case and put the answer in the scanton sheet 1. An Aquifer, where the ground water only partially fills the aquifer and the upper surface of the ground water (the water table) is free to rise and decline is a). confined aquifer, b), unconfined aqui fer, c). tube well, d). water table, e). none of the above 2. An aquifer that is sandwiched between confining beds (layers of impermeable materials such as clay which impede the movement of water into and out of the aquifer) is a). confined aquifer, b). unconfined aquifer, c). tube well, d). water table, e). none of the above 3. The upper surface of groundwater or that level below which the soil is saturated with water, locus of points in soil water at which the hydraulic pressure is equal to atmospheric pressure is a). unconfined aquifer, b). confined aquifer, c). tube well, d). water table, e). none of the above 4. Molecular attraction which holds the surface of two substances in contact, that is, water and sand particle is a). Albedo, b). denitrification, c). Cohesion, d). adhesion, e). none of the above 5. Holding together: force holding a solid or liquid together, owing to attraction between like molecules is a). Albedo, b). denitrification, c). Adhesion, d). Cohesion, e). none of the above 6. An expression of readiness with which a liquid such as water flows through a soil in response to a given potential gradient is a). hydraulic gradient, b). electrical conductivity, c). hydraulic Conductivity, d).hydraulic gradient, e). none of the above 7. The log of the soil moisture tension expressed in centimeters height of a column of water is a). Eh, b). pH, c). pF, d). pe, e). none of the above 8. The unconsolidated mantle of weathered rock and soil material on the earth's surface, loose earth materials above slid rock is a). bed rock, b). monolith, c). rogolith, d). regosol, e). none of the above 9. The volume of percentage of the total bulk not occupied by solid particles is a). Percolation, b) infiltration, c). leaching, d). porosity, e). none of the above 10. Soils characterized by their high organic matter content are a). mollisols, b). cerpentisols, c). histosols, d). inceptisols, e). none of the aboveExplanation / Answer
1. Unconfined
2. Confined
3. Tube well
4. Adhesion
5. Cohesion
6. Hydraulic conductivity
7. pF
8.