HIGHPRIO.10 Flashcards
The capacity of rainfall (precipitation) to effect the detachment and transport of soil particles.
a. erodibility
b. erosivity
c. affectivity
d. conductivity
b. erosivity
The equation used in current meters is V = a + bN. What does b signifies?
a. proportionality constant
b. bed slope
c. starting velocity
d. number of revolutions
a. proportionality constant
A simple vertical tube used to measure pressure on the basis of the height of the column of liquid
a. Piezometer
b. Weir
c. Venturi
d. Sluice gate
a. Piezometer
Uniform removal of soil in thin layers from sloping land resulting from overland flow
a. rill erosion
b. coastal erosion
c. sheet erosion
d. splash erosion
c. sheet erosion
When is the best/recommended time to sample sediment load in the stream?
a. Intermittent flow
b. Base flow
c. Peak flow
d. Perennial flow
c. Peak flow
Water which has been absorbed from an atmosphere of water vapor as a result of attractive forces in the surface of the particles.
a. capillary water
b. rainwater
c. hygroscopic water
d. mineral water
c. hygroscopic water
The Scientific name for cauliflower:
a. Brassica juncea
b. Brassica chinensis
c. Brassica oleracea var. botrytis
d. Brassica oleracea var. capitala
c. Brassica oleracea var. botrytis
A panel generally rectangular, located near the lowest level of a tank or reservoir that, when lifted permits flows
a. Piezometer
b. Weir
c. Venturi
d. Sluice gate
d. Sluice gate
It is refer to the ease of crumbling of soils.
a. puddlability
b. soil consistency
c. friability
d. plasticity
c. friability
An aerobic process involving the production of Nitrates from Ammonium salt:
a. Nitrification
b. Salinization
c. Denitrification
d. Ammonification
a. Nitrification
A high-energy molecule that is the major source for usable chemical energy for cellular work:
a. Adenosine diphosphate (ADP)
b. Adenosine triphosphate (ATP)
c. Vitamins
d. Protein
b. Adenosine triphosphate (ATP)
It is the term used in referring the unconsolidated materials above the bedrock:
a. regolith
b. subsoil
c. topsoil
d. humus
a. regolith
A type of cropping system wherein different crops are planted in an area one after the other each season
a. strip cropping
b. cropping pattern
c. mixed cropping
d. relay cropping
d. relay cropping
Type of flow wherein the discharge or flow in a prismatic channel is constant with respect to time
a. laminar flow
b. uniform flow
c. steady flow
d. critical flow
c. steady flow
The only substance on earth that exists naturally in three phases, namely, gas, liquid and solid
a. mercury
b. water
c. carbon dioxide
d. oxygen
b. water
Type of precipitation associated with the movement of air masses from high pressure regions to low-pressure regions
a. Orographic precipitation
b. Convective precipitation
c. Cyclonic precipitation
d. Artificial precipitation
c. Cyclonic precipitation
Water molecules are said to be influenced by this/these type of molecular bonding
a. ionic
b. polar
c. covalent
d. all of the above
d. all of the above
Science that deals with space-time characteristics of the quantity and quality of the waters of the earth, encompassing their occurrence, movement, distribution, circulation, storage, exploration, development and management
a. Geology
b. Environmental science
c. Hydrology
d. Paleontology
c. Hydrology
When the water level in the pipe drops below the upper edge of the pipe or culvert and its conduit controls, the flow becomes:
a. weir flow
b. open channel flow
c. orifice flow
d. pipe flow
b. open channel flow
The rate of vertical water movement through the soil at saturated condition is
a. infiltration rate
b. percolation rate
c. depletion rate
d. soil permeability
b. percolation rate
A barrier placed on a stream/canal to constrict the flow of water and cause it fall over a crest usually used to measure discharge.
a. drop structure
b. weir
c. crest stage gage
d. staff gage
b. weir
A hydraulic jump is a classic example of this type of flow
a. Unsteady flow
b. Gradually varied flow
c. Rapidly Varied flow
d. Critical flow
c. Rapidly Varied flow
The soil property which describes the ability of the soil to transmit water
a. hydraulic conductivity
b. percolation rate
c. matric potential
d. infiltration rate
a. hydraulic conductivity
It is a natural or synthetic hydrograph for one unit of direct runoff from the catchment in a specified unit of time.
a. basic hydrograph
b. design hydrograph
c. unit hydrograph
d. runoff hydrograph
c. unit hydrograph
Removal of soil by water forming small but well defined channels due to the concentration of overland flow
a. stream channel erosion
b. gully erosion
c. rill erosion
d. sheet erosion
c. rill erosion
In discharge measurement, the readings in a staff gage are useless without this:
a. synthetic hydrograph
b. unit hydrograph
c. rating curve
d. matching curve
c. rating curve
Structured device designed to hold a pool of water to cushion the impact and retard the flow of falling water as from an overflow weir, chute or drop
a. sill
b. stilling basin
c. apron
d. pond
b. stilling basin
What law prevails in air masses in the atmosphere that for every drop (increase) of pressure there is a corresponding decrease (increase) of temperature resulting to the cooling of such air masses inducing precipitation.
a. Law of Conservation of Mass
b. Law of Conservation of Energy
c. Avogardo’s Law
d. Ideal Gas Law
d. Ideal Gas Law
It is the time required for water to flow from the most remote point of the watershed to the outlet
a. time to peak
b. lag time
c. recession time
d. time of concentration
d. time of concentration
A supercritical flow is a flow condition where
a. Fr = 1
b. Fr < 1
c. Fr >1
d. Fr > 4000
c. Fr >1
A restriction placed in an open channel for the purpose of flow measurement
a. Piezometer
b. Weir
c. Venturi
d. Sluice gate
b. Weir
Light steady rain in fine drops about 0.5 mm and intensity less than 1 mm/h
a. Drizzle
b. Virga
c. Glaze
d. Dew
a. Drizzle
When the water level in the pipe drops below the upper edge of the pipe and the conduit controls, the flow becomes
a. Weir flow
b. Orifice flow
c. Open channel flow
d. Pipe flow
c. Open channel flow
The rate of decrease of temperature with the increase in elevation is called
a. updraft
b. lapse rate
c. convection rate
d. deflection rate
b. lapse rate
The USLE is a method of computing soil erosion. What type of soil erosion does it estimate?
a. sheet erosion only
b. sheet and rill erosion only
c. sheet, rill and gully erosion
d. all types of erosion
b. sheet and rill erosion only
Type of sediment load along the stream characterized as sediments that are sometimes stationary and sometimes carried by the water along the stream.
a. Saltating load
b. Bed load
c. Temporary load
d. Suspended load
a. Saltating load
In frequency analysis, most hydrologic processes, more or less, follow this process. This process is governed by chance and time dependent. What type of process is this?
a. Deterministic Process
b. Probabilistic Process
c. Stochastic Process
d. Hydrolistic Process
c. Stochastic Process
Run-off is produced when this property of the soil surface is exceeded
a. Percolation rate
b. Erodibility
c. Infiltration rate
d. Permeability
d. Permeability
Type of flow wherein the depth of flow at every section of a prismatic channel is constant
a. laminar flow
b. uniform flow
c. steady flow
d. critical flow
b. uniform flow
The capacity of water bodies to cleanse themselves of pollutants over a period of time and/or stretch
a. stress capacity
b. assimilative capacity
c. driving capacity
d. water holding capacity
b. assimilative capacity
The rate of vertical water movement through the soil at saturated condition is.
a. Infiltration rate
b. Depletion rate
c. Percolation rate
d. Soil permeability
a. Infiltration rate
Combination of anabolic and catabolic reactions occurring in the body with the liberation of energy. It involves all the chemical reactions performed by the cells to use the basic units of the nutrients for their specific functions:
a. nutrition
b. excretion
c. metabolism
d. digestion
c. metabolism
Used if the entire area is to be drained and is usually more economic. Laterals enter the submain from one side only to minimize the double drainage that occurs near the submain.
a. Border-strip flooding
b. Ordinary flooding
c. Herringbone Pattern
d. Gridiron Layout
d. Gridiron Layout
Complex protein produced in living cells that causes changes in other substances within the body without being changed itself (organic catalyst):
a. enzymes
b. plasma
c. genes
d. protein
a. enzymes
The process of providing oxygen to the cells of the body and removing carbon dioxide from them:
a. digestion
b. respiration
c. excretion
d. perspiration
b. respiration
To inoculate – with a mildly toxic preparation of bacteria or a virus of specific disease to prevent or lessen the effects of that disease:
a. culling
b. vaccination
c. fecundation
d. parturition
b. vaccination
The process of producing and secreting milk in order to nourish the young:
a. mastication
b. lactation
c. conception
d. emaciation
b. lactation
The scientific name for Oriental Cattle:
a. Bos taurus
b. Bos indicus
c. Bubalus bubalis
d. Sus scrofa
b. Bos indicus
The term applied for the carcass or carcass parts coming from animals sufficiently mature and healthy:
a. meat
b. milk
c. hide
d. organ
a. meat
The term applied for the meat of a goat:
a. cara-beef
b. veal
c. mutton
d. chevon
d. chevon
Meat that has not undergone any substantial change from the time of slaughter:
a. meat-by-product
b. hot meat
c. fresh meat
d. hot boned meat
c. fresh meat
Term used for meats coming from an illegal source:
a. meat-by-product
b. corned meat
c. hot meat
d. hot boned meat
c. hot meat
The removal of the testicles whether by surgical or chemical means:
a. oviposition
b. kidding
c. unsoundness
d. caponization
d. caponization
Dried milk obtained by evaporating the moisture from milk solids:
a. certified milk
b. condensed milk
c. powder milk
d. filled milk
c. powder milk
It is a process of destroying most disease-producing microorganisms and limiting fermentation in milk subjected to heating for a definite time at a definite temperature and thereafter cooling it immediately:
a. evaporation
b. fabrication
c. pasteurization
d. homogenization
c. pasteurization
Concentrated milk to which sugar has been added. It has 27 percent water, 8.1 percent protein, 54.8 percent lactose, and 1.7 percent mineral:
a. certified milk
b. condensed milk
c. powder milk
d. filled milk
b. condensed milk
Term applied for slaughtering an animal which is already dead of some causes prior to slaughter:
a. flaying
b. fabrication
c. curing
d. cold slaughter
d. cold slaughter
A group of animals, which possesses certain characteristics that are common to individuals within that group of animals within the same species:
a. breed
b. family
c. spray
d. gait
a. breed
The term applied for the meat of a young sheep:
a. pork b. lamb c. mutton d. chevon e. beef
b. lamb
Consists of soil removal from stream banks or soil movement in the channel.
a. Interrill erosion
b. Rill erosion
c. Gully erosion
d. Stream channel erosion
d. Stream channel erosion
Used to determine the magnitude of floods and a valuable consideration in the design of structures
a. Base flow
b. Subsurface runoff
c. Groundwater runoff
d. Peak flow
d. Peak flow
Air is lifted through horizontal convergence of the inflow into a low pressure area
a. Frontal
b. Non frontal
c. Cyclonic precipitation
d. Orographic precipitation
b. Non frontal
This system is adapted to areas that have depressions which are too deep or too large to fill by land leveling. The ditches meander from one low spot to another, collecting the water and carrying it to an outlet ditch.
a. Random ditch system
b. Double-main system
c. Interception or cross-slope system
d. Diversion or parallel ditch system
a. Random ditch system
This method is the application of water to the surface of the soil in the form of spray, simulating that of rain.
a. Sprinkler irrigation
b. Sub-irrigation
c. Drip or trickle irrigation
d. Corrugation irrigation
a. Sprinkler irrigation
The difference in elevation of the water surface in a pond, lake, or river from which pumped water is taken, and the water surface of the discharge canal into which the water flows from a submerged discharged pipe or the difference in elevation between the water surface in the well and the water surface of the discharged canal.
a. Static head
b. Total dynamic head
c. Drawdown
d. Characteristic curve
a. Static head
Lifting of warm air over cold air at the contact zone between air masses having different characteristics
a. Frontal
b. Non Frontal
c. Cyclonic precipitation
d. Orographic precipitation
a. Frontal
A system of irrigation facilities covering contiguous areas
a. Irrigators’ Association
b. Irrigation System
c. Irrigated Lands
d. Irrigable Lands
b. Irrigation System
Wherein the water is directed to the base of the plant. Water is applied to the soil through small orifices. Surface or buried. The rate of discharge is determined by the size of the orifice and the pressure in the pipelines.
a. Sprinkler irrigation
b. Sub-irrigation
c. Drip or trickle irrigation
d. Corrugation irrigation
c. Drip or trickle irrigation
Depth of flow is the same at every section of the prismatic channel
a. Spatially variable flow
b. Varied flow
c. Uniform flow
d. Unsteady flow
c. Uniform flow
Data is more or less normally distributed
a. Gamma Density Function
b. Pearson Type III Distribution
c. Log-Normal Distribution
d. Normal Distribution
d. Normal Distribution
Pipes vertically set into the ground that abstract groundwater to be used for irrigation, usually owned and operated by individual farmers
a. Shallow Tubewell Irrigation Systems (STW)
b. On-Farm Irrigation Facilities
c. Communal Irrigation Systems (CIS)
d. National Irrigation Systems (NIS)
a. Shallow Tubewell Irrigation Systems (STW)
Interval between corresponding points on successive terraces or from top of slope to the bottom of first terrace.
a. Horizontal interval
b. Vertical Interval
c. Contour line
d. Contour map
b. Vertical Interval
Special case of flow in which the discharge varies with distance along the channel
a. Spatially variable flow
b. Turbulent flow
c. Laminar flow
d. Gradually varied flow
a. Spatially variable flow
Characterized by pulsatory cross-current velocities; re => 4000
a. Spatially variable flow
b. Turbulent flow
c. Laminar flow
d. Gradually varied flow
b. Turbulent flow
Gives the best fit for most stations for 1-week, 2-week, 3-week and monthly rainfall totals of the country
a. Gamma Density Function
b. Pearson Type III Distribution
c. Log-Normal Distribution
d. Normal Distribution
a. Gamma Density Function
