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irigasyonis

irigasyonis
27問 • 2年前
  • ezekiel emano
    • 通報

    問題一覧

  • 1

    refers to the application of water to create condition in the soil that is favorable for plant growth

    irrigation

  • 2

    It refers to the removal of excess water from the field

    drainage

  • 3

    It refers to the relative proportion of various size groups of individual soil grains.

    soil texture

  • 4

    refers to the arrangements of primary particles in the soil

    soil structure

  • 5

    It refers to the the ratio of the void volume to the total soil volume.

    porosity

  • 6

    refers to the amount of water present in the soil, expressed in percent.

    soil moisture

  • 7

    the soil mosture content of a soil sample is to be determined using gravimetric method, the initial weight of the sample includes.

    mass of the soil particle only

  • 8

    Which of the following is considered negligible in determining soil moisture content?

    mass of water

  • 9

    If the soil moisture content of a soil sample is to be determined using gravimetric method, the final weight of the sample include

    Mass of soil particles, water, and air

  • 10

    It is a continuous movement of water between hydrosphere, atmosphere, and lithosphere in a cyclic manner.

    Hydrologic cycle

  • 11

    The process of a liquid's surface changing to a gas.

    evaporation

  • 12

    Refers to the water that is below the Earth's surface

    ground water

  • 13

    How is water tapped from a river?

    direct river diversion

  • 14

    A well that brings groundwater to the surface without pumping because it is under pressure within a body of rock and/or sediments known as an aquifer.

    Artesian wells

  • 15

    The portion of the perimeter of the canal that is in contact with the flowing water.

    wetted perimeter

  • 16

    The amount of flow of water expressed as a volume per unit of time.

    velocity

  • 17

    Cross sectional area of flow divided by the wetted perimeter

    Hydraulic Radius

  • 18

    it is the portion of the perimeter of the canal that is in contact with the flowing water.

    wetted perimeter

  • 19

    In determining the water discharge using float method, which of the following must be determined

    Both a & b

  • 20

    The roughness coefficient of canals depends on the.

    weather

  • 21

    If the cross-sectional area of flow of an irrigation canal is 0.25 m² and the velocity was determined to be 0.125 m/s, what is the flow rate/discharge, in liters per second (L/s), in the canal?

    0.03125 L/s

  • 22

    It is the movement of irrigation water from a source. It is usually done using a simple earth canal or a network of control structures, channels, and distribution systems

    water conveyance

  • 23

    it is usually a reservoir, surfacewater such as swamp, river or lake

    main intake structure

  • 24

    it is the responsible on the transport of water through the fields to be irrigated held ditches to be irrigated

    distribution system

  • 25

    it assures the transport of water within the fields

    field application system

  • 26

    36 .) A 750-gram soil sample was tested using mechanical analysis through laboratory sieves. After sifting, the particles were weighed and the data were recorded as follows sand particles weigh 225 g, silt particles weigh 350 g, and clay particles weigh 175 g. What is the soil texture of the sample using the soil texture triangle below

    loam

  • 27

    37. ) A soil sample was subjected to feel analysis. The following observations were noted: The soil was able to form a ball and ribbon. Ribbon length was 3.7 cm. The sample is predominantly gritty. What is the textural class of the soil sample?

    silty clay loam

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    問題一覧

  • 1

    refers to the application of water to create condition in the soil that is favorable for plant growth

    irrigation

  • 2

    It refers to the removal of excess water from the field

    drainage

  • 3

    It refers to the relative proportion of various size groups of individual soil grains.

    soil texture

  • 4

    refers to the arrangements of primary particles in the soil

    soil structure

  • 5

    It refers to the the ratio of the void volume to the total soil volume.

    porosity

  • 6

    refers to the amount of water present in the soil, expressed in percent.

    soil moisture

  • 7

    the soil mosture content of a soil sample is to be determined using gravimetric method, the initial weight of the sample includes.

    mass of the soil particle only

  • 8

    Which of the following is considered negligible in determining soil moisture content?

    mass of water

  • 9

    If the soil moisture content of a soil sample is to be determined using gravimetric method, the final weight of the sample include

    Mass of soil particles, water, and air

  • 10

    It is a continuous movement of water between hydrosphere, atmosphere, and lithosphere in a cyclic manner.

    Hydrologic cycle

  • 11

    The process of a liquid's surface changing to a gas.

    evaporation

  • 12

    Refers to the water that is below the Earth's surface

    ground water

  • 13

    How is water tapped from a river?

    direct river diversion

  • 14

    A well that brings groundwater to the surface without pumping because it is under pressure within a body of rock and/or sediments known as an aquifer.

    Artesian wells

  • 15

    The portion of the perimeter of the canal that is in contact with the flowing water.

    wetted perimeter

  • 16

    The amount of flow of water expressed as a volume per unit of time.

    velocity

  • 17

    Cross sectional area of flow divided by the wetted perimeter

    Hydraulic Radius

  • 18

    it is the portion of the perimeter of the canal that is in contact with the flowing water.

    wetted perimeter

  • 19

    In determining the water discharge using float method, which of the following must be determined

    Both a & b

  • 20

    The roughness coefficient of canals depends on the.

    weather

  • 21

    If the cross-sectional area of flow of an irrigation canal is 0.25 m² and the velocity was determined to be 0.125 m/s, what is the flow rate/discharge, in liters per second (L/s), in the canal?

    0.03125 L/s

  • 22

    It is the movement of irrigation water from a source. It is usually done using a simple earth canal or a network of control structures, channels, and distribution systems

    water conveyance

  • 23

    it is usually a reservoir, surfacewater such as swamp, river or lake

    main intake structure

  • 24

    it is the responsible on the transport of water through the fields to be irrigated held ditches to be irrigated

    distribution system

  • 25

    it assures the transport of water within the fields

    field application system

  • 26

    36 .) A 750-gram soil sample was tested using mechanical analysis through laboratory sieves. After sifting, the particles were weighed and the data were recorded as follows sand particles weigh 225 g, silt particles weigh 350 g, and clay particles weigh 175 g. What is the soil texture of the sample using the soil texture triangle below

    loam

  • 27

    37. ) A soil sample was subjected to feel analysis. The following observations were noted: The soil was able to form a ball and ribbon. Ribbon length was 3.7 cm. The sample is predominantly gritty. What is the textural class of the soil sample?

    silty clay loam