HIGHPRIO.6 Flashcards
Irrigation before final seedbed preparation and planting; a method to insure adequate moisture for the germination of crop seeds:
a. drip-irrigation
b. intermittent
c. pre-irrigation
d. post-irrigation
c. pre-irrigation
Finger-like rills appear on the soil surface.
a. Gully erosion
b. Rill erosions
c. Interill erosions
d. Sheet erosions
b. Rill erosions
This is done to “homogenize” markets
a. prospecting
b. target marketing
c. exchange
d. segmentation
d. segmentation
Method of supplying water in the basin
a. Direct and cascade supply
b. Flooding and pumping
c. Sprinkling and dripping
d. None of the above
a. Direct and cascade supply
In a well) is the difference in elevation between the groundwater table and the water surface at the well when pumping.
a.Static head
b.Total dynamic head
c.Drawdown
d.Characteristic curve
c.Drawdown
Banawe rice terraces is a
a. Broad base terrace
b. Conservation terrace
c. Bench terrace
d. All of the above
c. Bench terrace
Total of time to peak and recession time
a. Base flow time
b. Base time
c. Overland flow time
d. Peak flow time
b. Base time
Results from mechanical lifting of the air mass over mountain barriers.
a. Frontal
b. Non Frontal
c. Cyclonic precipitation
d. Orographic precipitation
d. Orographic precipitation
The relative proportion of sand, silt and clay determine the.
a. Soil texture
b. Soil particles
c. Soil profile
d. Soil structures
a. Soil texture
The rate of infiltration from a furrow into the soil.
a.Infiltration rate
b.Intake rate
c.Permeability
d.Saturation point
b.Intake rate
The soil contains more or less equal amounts of sand, silt and clay?
a. Acid soil
b. Volcanic soil
c. Alkaline soil
d. None of the above
d. None of the above
Which is the best method of irrigation for irregular topography?
a. flooding
b. furrow
c. sprinkling
d. sub-irrigation
c. sprinkling
Which is the best method of irrigation for row crops?
a. flooding
b. furrow
c. sprinkling
d. sub-irrigation
b. furrow
A topographically delineated area which drains into a reference point in the stream.
a. Soil conservation
b. Seepage
c. Percolation
d. Watershed
d. Watershed
If the depth changes smoothly over a distance
a. Spatially variable flow
b. Turbulent flow
c. Laminar flow
d. Gradually varied flow
d. Gradually varied flow
The most appropriate measure of central tendency is ________.
a. maximum
b. mean
c. median
d. mode
b. mean
The submain is laid in a depression and the laterals join the submain
from each side alternately.
a. Border-strip flooding
b. Ordinary flooding
c. Herringbone Pattern
d. Gridiron Layout
c. Herringbone Pattern
Interval between corresponding points on successive terraces
a. Horizontal interval
b. Vertical Interval
c. Contour line
d. Contour map
a. Horizontal interval
It is the environmentally and genetically determined observable
appearance of an organism; the expression of genes which can be measured by our senses. What we see in an animal for some trait.
a. genotype
b. phenotype
c. generation
d. pedigree
b. phenotype
A term that is used to explain the fact that the hybrids or crossbreed
are usually better and more vigorous than their parents.
a. heterosis or hybrid vigor
b. halitosis or hybrid superiority
c. heserosis or hybrid superiority
d. hesterosis or hybrid vigor
a. heterosis or hybrid vigor
Location of the rain gauges are plotted on the map of the area and
stations are connected by straight lines.
a. Inverse Distance Ratio Method
b. Grid-Point Method
c. Isohyetal
d. Thiessen polygon
d. Thiessen polygon
Period during which the reproductive organs first become functional
a. heredity
b. puberty
c. adulthood
d. maturity
b. puberty
The ratio of water stored in the root zone during the irrigation to the
water needed in the root zone prior to irrigation, expressed in percent.
a. Consumptive use efficiency
b. Water storage efficiency
c. Water-use efficiency
d. Water application efficiency
b. Water storage efficiency
The carcass or carcass parts coming from animals sufficiently mature and healthy.
a. filly
b. colt
c. chevon
d. meat
d. meat
Downward movement of water within the soil.
a. Soil conservation
b. Seepage
c. Percolation
d. Watershed
c. Percolation
Meat that is derived from cattle that is less than one year old, or meat
from calf.
a. hot meat
b. venison
c. veal
d. mutton
c. veal
This system is often used if the bottom of the depression is wide since it reduces the lengths of the laterals and eliminates the break in slope of the laterals at the edge of the depression.
a. Random ditch system
b. Double-main system
c. Bedding system
d. Natural system
b. Double-main system
Glands that secrete chemical mediators called hormones that regulate growth and development, metabolism, reproduction, stress responses, body and tissue fluid, and electrolyte balance.
a. mammary glands
b. endocrine glands
c. resistive glands
d. maturity glands
b. endocrine glands
Water is applied from field ditches to guide its flow and it is difficult
to attain high irrigation efficiency using this method.
a. Border-strip flooding
b. Ordinary flooding
c. Herringbone Pattern
d. Gridiron Layout
b. Ordinary flooding
The pigs farrowed by a sow or the pups whelped by a bitch at one delivery period; also the accumulation of materials used for bedding of farm animals.
a. trash
b. litter
c. pool
d. crib
b. litter
The period from conception to birth of the young.
a. mastication
b. lactation
c. fecundation
d. gestation
d. gestation
Are specially shaped and stabilized channel sections which may also be
used to measure flow and are generally less inclined than weirs to prevent floating debris and sediments from detention
a. Culvert
b. Vengineering
c. Drop structures
d. Flume
d. Flume
Impregnation or fertilization
a. mastication
b. lactation
c. fecundation
d. gestation
c. fecundation
Which is not directly related to the small water impounding project
a. To control flood and erosion
b. For supplementary irrigation
c. For power generation and fish culture
d. None of the above
d. None of the above
The hormone that causes ovulation of the reproductive tract in birds is
called
a. luteinizing hormone
b. growth hormone
c. mammary hormone
d. gestation hormone
a. luteinizing hormone
A small drain constructed at the end of each boarder to remove excess
surface water.
a. Main drain
b. Tail drain
c. Open drain
d. None of the above
b. Tail drain
A hydraulic shock occur when water flowing to pipe undergoes sudden
changes in velocity.
a. Cavitation
b. Hydraulic ram
c. Centrifugal force
d. Water hammer
d. Water hammer
SWIM Project in general are those small scale water impounding dam which
have structural height of not more than
a. 45 m
b. 30 m
c. 50 m
d. 100 m
b. 30 m
Depth changes along the length of channel
a. Laminar flow
b. Gradually varied flow
c. Rapidly varied flow
d. Varied flow
d. Varied flow
The formation of cavities filled with the liquid vapor due to a local
pressure drop and their collapse as soon as the vapor bubbles reach regions of high pressure.
a. Cavitation
b. Hydraulics ram
c. Centrifugal force
d. Water hammer
a. Cavitation
The arrangements of primary particles in the soil into units or peds
a. Soil Texture
b. Soil Structure
c. Porosity
d. dry weight basis
b. Soil Structure
An instrument used to measure the water velocity
a. Weir
b. Flume
c. Speedometer
d. Current meter
d.current meter
Which irrigation method has the best control of water supplied?
a. flooding
b. furrow
c. sprinkling
d. sub-irrigation
c. sprinkling
The locus of the elevation to which water will rise in a piezometric
tube.
a. hydraulic gradient
b. energy gradient
c. Friction gradient
d. velocity gradient
a. hydraulic gradient
The power theoretically required to lift a given quantity of water each
second to specified height.
a. Stochastic process
b. Water horsepower
c. Brake horsepower
d. Barrow process
b. Water horsepower
It is the series of processes by which an organism takes in and
assimilates food for promoting growth and replacing worn-out or injured tissues:
a. digestion
b. metabolism
c. lactation
d. nutrition
d. nutrition
Term usually applied to microorganisms that require oxygen to live and
reproduce:
a. anaerobic
b. aerobic
c. mesophilic
d. thermophilic
b. aerobic
A structure for passing out water not needed for storage or diversion.
a. Water way structure
b. Spillway
c. Drop structure
d. Watershed structure
b. Spillway
The most stable and chief component of most soil on volumetric basis
a. Chemical element
b. Water
c. Mineral particles
d. Air
c. Mineral particles
A habit of some fowls of picking at or eating other fowls:
a. cannibalism
b. curing
c. mating
d. underpinning
a. cannibalism
The soil characteristic determining the maximum rate at which water can enter the soil under specific conditions including the presence of excess water is:
a. Infiltration
b. Capillarity
c. Infiltration rate
d. Surface tension
c. Infiltration rate
Water that moves freely and drains out of the soil is:
a. Hygroscopic water
b. Gravitational water
c. Capillary water
d. Sea water
b. Gravitational water
Detachment and transport of soil by concentrated flow of water creating shallow rills or furrows.
a. Interrill erosion
b. Rill erosion
c. Gully erosion
d. Stream channel erosion
b. Rill erosion
A management system wherein nutrients in the soil are being enhanced and/or maintain to support plant growth is:
a. soil management
b. water management
c. cropping management
d. fertilization
a. soil management
Fruit cracking occurs when fluctuation of water supply occurs on this/these plants:
a. tomato
b. eggplant
c. sweet pepper
d. a and b only
a. tomato
Example/s of biofertilizers is/are:
a. Nitro plus which contains Rhizobium bacteria
b. Bio-N containing Azosprillum
c. Mycovam containing mycorrhizae
d. all of the above
d. all of the above
Metabolic process by which complex substances are converted by living cells into more simple compounds
a. catabolism
b. anabolism
c. homogenism
d. metabolism
a. catabolism
For a dam to called SWIM Project the volume of storage should not exceed
a. 50 million cu.m
b. 75 million cu.m
c. 100 million cu.m
d. 125 million cu.m
a. 50 million cu.m
The term that pertains to the end product of decomposition
a. slime
b. sludge
c. humus
d. organic matter
c. humus
Groundwater as a source of water for plant growth thru capillary action is effective only if the groundwater is?
a. Above the root zone
b. Within the depth from which the major needs ofthe plants are
extracted
c. Way above the rootzone
d. all of the above
b. Within the depth from which the major needs ofthe plants are
extracted
Temporary detainment of water in farm pond and dams to mitigate the erosive capacity of water
a. Riprap
b. Gabions
c. Diversion canal
d. Farm Ponds / Water Impounding Dams
d. Farm Ponds / Water Impounding Dams
The process of converting soil Nitrate into gaseous Nitrogen or Nitrous Oxide.
a. ammonification
b. nitrification
c. denitrification
d. siltation
c. denitrification
In the identification of potential dam site, which one is not a part of
the guideline
a. Availability of narrow gorge for minimum earth work for dam
embankment
b. Topographic condition providing a wide and deep reservoir upstream of the dam site
c. Availability of potential service area for irrigation, power, domestic water supply and flood control
d. NOTA
d. NOTA
Motion of a float is recorded on a graph
a. Float method
b. Float type water stage recorder
c. Bubbler gage
d. Crest stage gage
b. Float type water stage recorder
Water which has been absorbed from an atmosphere of water vapor as a result of attractive forces in the surface of the particles.
a. groundwater
b. hygroscopic water
c. capillary water
d. gravitational water
b. hygroscopic water
Mixed flow pumps are used for:
a. High head, high discharge operation
b. low head, high discharge operation
c. high head, low discharge operation
d. low head, low discharge operation
b. low head, high discharge operation
A tube or shaft vertically set into the ground for the purpose of
bringing groundwater to the soil surface from a depth of less than 20 meters by suction lifting
a. Headworks
b. Communal irrigation system
c. Shallow tubewell
d. Secondary canal
c. Shallow tubewell
Water held by the surface tension forces as a continuous film around the particles and in the capillary spaces
a. groundwater
b. hygroscopic water
c. capillary water
d. gravitational water
c. capillary water
The best way of managing a farm with high water table to obtain optimum yield is
a. Frequent application of high irrigation thru sprinkler during the
growth season
b. Application of heavy sprinkler irrigation during the rainy season
c. Application of large amount of irrigation water by a surface method
during the growing season
d. Non-application of water during the entire period of growing season
d. Non-application of water during the entire period of growing season
The quotient of the weight of a volume of dry soil including air space and weight of an equal volume of water is:
a. apparent specific gravity*
b. real specific gravity
c. porosity
d. nota
a. apparent specific gravity*
Removal of excess water in the soil to create conditions suitable for
plant growth.
a. Hose pipe
b. Watering can
c. Drainage
d. Overhead irrigation
c. Drainage
Water that is not held by soil but drains under the influence of gravity.
a. groundwater
b. hygroscopic water
c. capillary water
d. gravitational water
d. gravitational water
._________ are remains of plants and animals in varying stages of
decomposition
a. humus
b. organic matter
c. slime
d. sludge
b. organic matter
A flower with all the parts of the perianth and pistil and stamen.
a. perfect flower
b. complete flower
c. complete & perfect flower
d. fertile flower
c. complete & perfect flower
Considers further the skewness of the logarithmically transformed
hydrologic data; preferred for flood flow frequency; log-normal distribution is a special case of this method
a. Gamma Density Function
b. Pearson Type III Distribution
c. Log-Normal Distribution
d. Normal Distribution
b. Pearson Type III Distribution
It pertains to the starchy interior of a grain.
a. endosperm
b. endocarp
c. epicotyls
d. ecotype
a. endosperm
A land area drained by bodies of water is called
a. Watershed
b. Drainage area
c. Dam site
d. Borrow pits
a. Watershed
It is the instrument used in measuring stream velocity.
a. anemometer
b. hydrograph
c. Current meter
d. None of the above
c. Current meter
.___________ is the vertical section from the surface downward to the
bedrock, individual layers are regarded as horizons.
a. field profile
b. soil profile
c. water profile
d. plant profile
b. soil profile
One among the ff. is not a major consideration for the SWIM Project
selection
a. Economically depressed and deprived regions
b. A multi project whenever possible
c. Areas with recurrent flooding
d. High population densities and heavy settlements
d. High population densities and heavy settlements
This is determined by placing an air-dry soil in a nearly saturated
atmosphere at 25°C until it absorbs no more water. This tension is equal to a force of 31 atm. Water at this tension is not available to plants.
a. field capacity water
b. hygroscopic coefficient
c. gravitational coefficient
d. capillary coefficient
b. hygroscopic coefficient
It is the circulation of water in the earth-atmosphere system.
a. Hydrology
b. Hydrologic cycle
c. Water balance
d. Water circulation
b. Hydrologic cycle
A watershed management strategy where the area is left alone in each
natural state and there is minimum or no interference from man is
a.Rehabilitation
b.Vegetation
c.Manipulation
d.Protection
d.Protection
A plant that thrives under medium conditions of moisture and salt
content of the soil.
a. mesophyte
b. sporophyte
c. thermophyte
d. agrophyte
a. mesophyte
