AREA 2 Flashcards
hydrometer is used to measure
specific gravity
what do you call to a system of planting of hedgerows with leguminous tree and other plant species along with the silhouette of sloping land to provide vegetative barriers to soil erosion while contributing green manure to cash crops grown in the alley-strips.
contour hedgerows
Mature male horse for breeding
stud horse
Male swine castrated at a young age
barrow
Meat of goat
chevon
meat of ox
beef
meat of calf
veal
meat of goat
chevon
meat of sheep
mutton
meat of young sheep
lamb
Absolute or dynamic viscosity is a relationship between
Shear stress and velocity gradient
A device for measuring temperature that is made from oxide, indicate absolute temperature and can be formed of the variety of shape
termistor
Mature male horse for breeding
stud horse
Female horse for breeding?
brood mare
Mature female carabao
cara-cow
Mature female cattle that has already calved
cow
Sterile female ox born twin with a bull calf
free martin
Male horse castrated at old age
stag
Dry mare for horse
yeld mare
Space requirement for dry sows
1.8 m2/animal
space requirements for gestating sows
1.2 m2/animal
Meat of calf
veal
Male horse castrated while young
gelding
Space requirement for pigs in group
2.5 m2/animal
Male goat castrated at old age
stag
horse breeding establishment
stud
Space requirement for gilt up to mating
1 m2/animal
Male ox castrated while young
steer or bullocki
rice blast is caused by
fungus
Type of precipitation associated with the movement of air masses from high pressure regions to low-pressure regions
cyclonic precipitation
precipitation that falls from a cloud but evaporates before it reaches the ground
virga
precipitation with droplets larger than those of drizzle (typically larger than 0.5 mm)
rain
Light steady rain in fine drops about 0.5 mm and intensity less than 1
drizzle
A simple vertical tube used to measure pressure on the basis of the height of the column of liquid
piezometer
Water which has been absorbed from an atmosphere of water vapor as a result of attractive forces in the surface of the particles.
hygroscopic water
An aerobic process involving the production of Nitrates from Ammonium salt
nitrification
In discharge measurement, the readings in a staff gage are useless
without this
rating curve
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
ideal gas law
In the Soil Conservation Service method (curve number method), if the Curve number is 100, this indicates that
rainfall=runoff
The USLE is a method of computing soil erosion. What type of soil
erosion does it estimate?
sheet and rill erosion only
unsa na type sa watershed ang mas makauna mag peak flow?
a. short but wide
b. long but slender
a
A group of animals, which possesses certain characteristics that are
common to individuals within that group of animals within the same species
breed
Air is lifted through horizontal convergence of the inflow into a low
pressure area
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.
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.
sprinkler irrigation
The process by which water vapor escapes from living plants, principally by leaves, and enters the atmosphere.
transpiration
From the TERTIARY CANAL TO THE FIELD, application losses are incurred. Application losses include the seepage and percolation losses along the canals as well as losses due to evaporation.
FWR
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
drip/trickle irrigation
type of irrigation where the surface is rarely wet
sub-irrigation
Data is more or less normally distributed
normal distribution
construction of earth embankment or ridge and channel across the
slope at an ACCEPTABLE GRADE to control the flow of runoff as well as soil particles.
terracing
a channel constructed around the slope and given a slight
gradient to cause water to flow to a suitable and stable outlet.
diversion canal
Special case of flow in which the discharge varies with distance along the channel
spatially varied flow
gives the best fit for most stations for 1-week,
2-week, 3-week and monthly rainfall totals of the country
gamma density function
used when there is skewness in the data distribution
log-normal distribution
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
pearson type 3 distribution
This is a fairly homogeneous group of customers who will respond to marketing mix in a similar way
market segment
This is the proportion of a company’s total sales of a product during a defined duration in a specific market or geographical area.
market share
This is the consumer’s estimate of the overall capacity of the product to meet desired needs and wants
value
This describes the long process which starts from raw material sourcing to the marketing of the final products.
supply chain
They are recognized long narrow shape varying in size from 100-300m long and 3-30m wide and none level following the general slope of land
border
Value can be increased by:
a. Raising benefits
b. Reducing costs
c. Raising benefits by more than the raise in costs
d. All of the above
d
The value chain consists of primary activities and support activities.
An example of a support activity is
a. Procurement
c. Operations
b. Inbound logistics
d. All of the above
a
This includes the participants in the supply of raw materials and
production, distribution, promotion and consumption of products
industry environment
The scientific name of the giant tiger prawn is:
Penaeus monodon
giant freshwater prawn
Macrobrachium rosenbergii
A seaweed that is mainly produced in the country is
Kappaphycus
The term head is often used to mean a
a. Momentum
b. Velocity
c. Energy
d. Discharge
d
A container for storing a pressurized fluid
Accumulator
Geologic formations arranged in decreasing economic attractiveness of pumping
FeCluTaFu
- What is the expected annual rice production for a 5-ha farm with 140% cropping intensity and 2 croppings per year if the average yield is 4 tons per hectare?
28 tons
Drain layout for fields with relatively flat portions in the middle.
herringbone
Tensiometers are not capable of measuring a wide range of soil moisture content because they can only measure soil moisture tension up to
608 mmHG
- Darcy’s law states that the flow of water through a porous medium is
a. proportional to the medium’s hydraulic conductivity
b. inversely proportional to the length of flow path
c. both a and b
d. neither a nor b
c
The Scientific name for white potato
a. Mahinot esculenta
b. Ipomoea batatas
c. Dioscorea alata
d. Solanum Tuberosum
a. cassava
b. kamote
c. ube
The International Soil Science Society describes sand as a soil
particle with a diameter of
0.02-2mm
The International Soil Science Society describes silt as a soil
particle with a diameter of
0.002-0.02
The International Soil Science Society describes clay as a soil
particle with a diameter of
less than 0.002
neither sand, silt, or clay is predominant.
loam
there is slight predominance of sand particles.
sandy loam
slight predominance of silt particles.
silt loam
clay particles are predominant.
clay loam
if irrigation interval, round up or down?
round down
What do you call the mountain side, with reference to the wind
direction, in which the air mass passing through it is cold and dry?
leeward side
A device used in measuring temperature based on some physical
properties of materials
thermometer
It is used to divide and distribute the flow of water at desired direction usually placed or built in main farm ditch
to divert water to supplementary farm ditches.
division box
The mass of water vapor contained in a unit mass of moist air is called
specific humidity
Which of the following statements is correct?
A. The lower the salinity, the poorer is the water quality
B. The higher the sodium ions and the lower the calcium and magnesium ions, the better is the water quality
C. The lower the bicarbonate concentration, the poorer is the water quality
D. The higher the sodium ions and the higher the calcium and magnesium ions, the better is the water quality
D
The friction factor in Darcy-Weisbach equation for pipe flow can be expressed in terms of Manning’s roughness
coefficient as:
125 n2/d1/3
The series of processes by which an organism takes in and assimilates food for promoting growth and replacing
worn out or injured tissues.
nutrition
Roughage of high feeding value.
forage
the lateral pipes are rigidly coupled and each joint of pipe is supported by a LARGE WHEEL where the lateral line forms the axle for the wheels. This is mechanically moved by an engine mounted at the center of the line
side roll lateral system
consists of rigidly coupled lateral pipe connected to a buried mainline positioned in the center of the field. Laterals are towed lengthwise over the mainline from one side to the other in an “S” FORM
end-tow lateral system
nozzles are attached to long discharge tubes and rotated by means of a rocker arm drive
gun and boom
sprinkles water from a continuously moving lateral pipeline. The self-propelled lateral is fixed at one end and rotates to irrigate a LARGE CIRCULAR area. The fixed end of the lateral, called the pivot
point is connected to the water supply
center pivot
COMBINE THE STRUCTURE AND GUIDANCE SYSTEM of a center pivot lateral with a traveling water-feed system similar to a travelling sprinkler
linear-move
high capacity sprinkler fed with water through a flexible hose which is mounted on a self-powered chassis and travels along a straight line while watering
travelling
classification of a sprinkler with 5-50 m radius of throw
medium
small <5m
medium 5-50 m
large >50m
classification of a sprinkler with >15mm/hr operating pressure
high
low <5mm/hr
medium 5-15mm/hr
high >15mm/hr
classification of a sprinkler with 150-350 kpa operating pressure
medium
low <150kpa
medium 150-350 kpa
high >350kpa
It is the ratio of the dry mass of the soil to the mass of water with volume equal to the soil bulk volume.
apparent specific gravity
It is the ratio of the dry weight of soil particles to the weight of an equal volume of water
real SG
A type of map the shows the boundaries of property lines for legal and economic purposes.
Cadastral Map
The maximum permissible water velocity for clay loam canal surface based on PAES 603:2016
0.8 m/s
The maximum permissible water velocity for clay canal surface based on PAES 603:2016
0.9 m/s
The maximum permissible water velocity for loam canal surface based on PAES 603:2016
0.7 m/s
The maximum permissible water velocity for sandy loam canal surface based on PAES 603:2016
0.6 m/s
The maximum permissible water velocity for silt loam canal surface based on PAES 603:2016
0.6 m/s
A female breeding rabbit is alo referred to as
doe
The method used for determining drainage coefficient is called
Rainfall intensity-duration-frequency analysis
Which of the following is not true for Lewis-Kostiakov?
A. Applicable for small time values with permeable layer
B. Applicable for soil underlain with impermeable layer.
C. Will usually fit for experimental period of less than six hours.
D. As time approaches infinity, the cumulative depth approaches zero.
D
Which combination is attributed to having high values of pan coefficient?
A. high wind speed on a fallow area
B. low humidity on a cropped area
C. high humidity on a fallow area
D. low humidity on a fallow area
C
- Which of the following is true?
A. As = Rs (1-e)
B. Rs = As (1-n)
C. As = Rs (1+n)
D. As = Rs (1-n)
D
The scientific name of the giant tiger prawn is:
Penaeus monodon
Scylla serrata is the scientific name of a species of:
Mangrove or mud crab
This shrimp undergoes 11 larval stages to metamorphose to post larvae:
Giant freshwaterprawn
- The part of a seaweed used as seed piece for culture is the:
spore
This form of nitrogen in water is considered toxic to fish:
Unionized ammonia
classification of a sprinkler with 0.5-50 m3/hr discharge
medium
small <0.5 m3/hr
medium 0.5-50 m3?hr
large > 50 m3/hr
The type of climate prevailing in region 1 and 2
Type 1
Watershed ponds that rely on rainfall and runoff as water source are also called:
hill ponds
The term that refers to facilities or procedures involved in producing fish, shrimp fry or
other seed stock is:
hatchery
Waste excretion rates vary with fish size or weight but remain fairly constant per:
kg feed
This form of nitrogen in water is considered toxic to fish:
unionized ammonia
This type of aerator may be excellent in emergencies because it quickly raises the oxygen level in a small area, but is not good in dispersing oxygen throughout the pond:
vertical pump aerator
These aerators are excellent choices for medium and large ponds where movement of
oxygenated water away from the aerator is important:
Paddle-wheel and aspirating aerators
In recirculating aquaculture systems (RAS), the conversion of toxic ammonia and intermediate form nitrite to relatively harmless nitrate is called:
nitrification
Surveying instrument used for determining land areas in a topographic map
planimeter
