1
Q
If it is desired to have a maximum flow of water at any depth, the best canal cross-section to be used is the: A. Triangular B. Trapezoidal C. Circular D. Rectangular
A
B. Trapezoidal
2
Q
Laminar flow has a Reynold’s Number of: A. Equal to 1 B. Less than 1 C. Equal to 1.5 D. Equal to 2
A
B. Less than 1
3
Q
Which of the following has the highest approximate residence time. A. Glacier B. Oceans C. Groundwater (shallow) D. Groundwater (deep)
A
D. Groundwater (deep)
4
Q
Type of precipitation which results from mechanical lifting of the air mass over mountain barriers. A. Orographic Precipitation B. Cyclonic Precipitation C. Convective Precipitation D. Frontal Precipitation
A
A. Orographic Precipitation
5
Q
Critical Flow is: A. Fr = <1 B. Fr = >1 C. Fr = 1 D. Fr = 0
A
C. Fr = 1
6
Q
The soil property which describes the ability of the soil to transmit water. A. Hydraulic conductivity B. Matric potential C. Percolation rate D. Infiltration rate
A
A. Hydraulic conductivity
7
Q
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. Orifice flow C. Open channel flow D. Pipe flow
A
C. Open channel flow
8
Q
It the vertical distance from the centerline of the pump to the discharge water level. A. Total dynamic head B. Static discharge head C. Free suction head D. Dynamic head
A
B. Static discharge head
9
Q
A system of aquaculture in which the waste produced by farmed fish or other aquatic animals supplies nutrients for plants grown hydroponically, which in turn purify the water. A. Mariculture B. Hydrophonics C. Aquaponics D. Pen culture
A
C. Aquaponics
10
Q
It is also called the vadose zone. A. Water Table B. Saturated Zone C. Unsaturated Zone D. Aquifer
A
C. Unsaturated Zone
11
Q
An artesian well is an example of: A. Unconfined Aquifer B. Confined Aquifer C. Aquiclude D. Aquitard
A
B. Confined Aquifer
12
Q
What color in PAG-ASA’s color coded rainfall advisory system which indicates that a possibility of storm surge of 7.5mm up to 15mm high might likely to occur? A. Yellow B. Red C. Blue D. Orange
A
A. Yellow
13
Q
What color in PAG-ASA’s color coded rainfall advisory system which indicates that a torrential rainfall more than 30 mm within one hour might likely to occur? A. Green B. Red C. Yellow E. Orange
A
B. Red
14
Q
How many distinct permutations can be made from the letters of the word infinity? A. 40320 B. 3360 C. 6720 D. 1680
A
B. 3360
15
Q
What is the probability can be computed in an ordinary deck of cards selecting a card of heart? A. ¼ B. 1/52 C. 1/26 D. 1/13
A
A. ¼
16
Q
The infiltration equation based on the exhaustion process is the. A. Laplace B. Horton C. Darcy D. Philip
A
B. Horton
17
Q
The most common irrigation method used for low land farming. A. Basin B. Border C. Strip border D. Leeves and dikes
A
A. Basin
18
Q
What is the maximum suction head of a tubewell? A. 30 ft B. 50 ft C. 40 ft D. 60 ft
A
D. 60 ft
19
Q
It is the science of the movement of groundwater. A. Hydropedology B. Hydrogeology C. Hydrometeorology D. Hydrology
A
B. Hydrogeology
20
Q
A type of sprinkler irrigation known for its high initial cost but low labor cost. A. self propelled center pivot B. boom type sprinkler C. lateral move sprinkler D. overhead sprinkler
A
D. overhead sprinkler
21
Q
An instrument that measures the intensity of sunshine radiation received at ye earth surface. A. pyrheliometer B. pytometer C. piezometer D. pyrometer
A
A. pyrheliometer
22
Q
In surveying, what do you measure when using a coordinate method? A. area B. slope C. elevation D. distance
A
D. distance
23
Q
A submain is laid in a depression and the laterals join the submain from each side alternately. The land along the submain is double drained, but since it is in a depression, it is probably requires more drainage. A. Herringbone B. Gridiron C. Natural D. Double Main
A
A. Herringbone
24
Q
A type of cropping system where in different crops are palnted in an area one after the other each season. A. strip cropping B. cropping pattern C. mixed cropping D. relay cropping
A
D. relay cropping
25
```
A division in the biogas digester that prevents slurry from premature exit into sludge/outlet tank.
A. digester
B. freeboard
C. baffle board
D. filling line
```
C. baffle board
26
```
The ratio of water beneficially used on the project, farm of field to the amount of water delivered to the farm expressed in percent.
A. water use efficiency.
B. conveyance efficiency
C. application efficiency
D. water storage efficiency
```
A. water use efficiency.
27
```
The locus of the elevation to which water will rise in a piezometric tube.
A. Hydraulic conductivity
B. Hydraulic gradient
C. Infiltration rate
D. Seepage
```
B. Hydraulic gradient
28
```
It is accomplished by running water through small channels or furrows while it moves down or across the slope of the field
A. Furrow Irrigation
B. Border Irrigation
C. Border Strip Irrigation
D. Sub surface irrigation
```
A. Furrow Irrigation
29
```
Allowable percentage depletion of most crops.
A. 50%
B. 20%
C. 25%
D. 30%
```
A. 50%
30
```
Plant stem blast is commonly caused by:
A. Virus
B. Nutrient imbalance
C. Bacteria
D. Fungi
```
D. Fungi
31
```
Which of the following has the highest bearing capacity?
A. Rock
B. Clay
C. Sandy Loam
D. Loam
```
A. Rock
32
```
Meat from goat
A. Mutton
B. Chevon
C. Lapan
D. Veal
```
B. Chevon
33
```
Type of terrace that is used for 9-24% slope.
A. Zing or Conservation
B. Bench
C. Broad based
D. NOTA
```
A. Zing or Conservation
34
```
Type of flow which is the same at every section of the prismatic channel.
A. Uniform flow
B. Steady flow
C. Gradually varied flow
D. Rapidly varied flow
```
A. Uniform flow
34
```
Type of flow which is the same at every section of the prismatic channel.
A. Uniform flow
B. Steady flow
C. Gradually varied flow
D. Rapidly varied flow
```
A. Uniform flow
35
```
It is a geologic formation which transmits water at a rate insufficient to be economically developed for pumping.
A. Aquiclude
B. Aquifer
C. Aquifuge
D. Aquitard
```
A. Aquiclude
ABE
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