Description : Micro irrigation method, in which water is applied as drop form through emitters
Last Answer : Ans.Drip method
Description : Which of the following is not an advantage of weeds? a. A Controls Soil Erosion b. B Expedites water flow in irrigation canals c. C Maintain Soil Fertility d. D Used as fodder
Last Answer : b. B Expedites water flow in irrigation canals
Description : Drip Irrigation method is also known as
Last Answer : Ans.Trickle irrigation
Description : Life saving irrigation is also known as
Last Answer : Ans.Contingency irrigation
Description : Open channels supported over trestles, are generally known as (A) Raised canals (B) Aqueducts (C) Siphons (D) Flumes
Last Answer : (D) Flumes
Description : Salt content in irrigation water evaluated as best quality
Last Answer : Ans.0.2 to 0.5 g/lt
Description : The ratio of the crop yield to the total amount of water used for irrigation is called, measured in kg/ha-cm is
Last Answer : Ans.Water use efficiency
Description : What will be CPE value when irrigation is scheduled at 0.8 IW/CPE with 6.0 cm depth of irrigation water?
Last Answer : Ans.7.5 cm or 75 mm
Description : The quantity of water needed for normal crop growth and yield in a period of time to a place and may be supplied by precipitation or by irrigation or by both.
Last Answer : Ans.Water requirement of a crop
Description : The saving of water in sprinkler and drip irrigation methods as compared to surface irrigation methods
Last Answer : Ans.25-50%and 50-70%water, respectively.
Description : Micro irrigation method, in which water is applied as spray
Last Answer : Ans.Sprinkler method
Description : The percentage of applied irrigation water stored in the soil and made available for consumptive use by the crop
Last Answer : Ans.Irrigation Efficiency
Description : Volume or quantity of water required for irrigation to bring a crop to maturity
Last Answer : Ans.Duty of water
Description : Irrigation project covered < 2,000 ha of CCA
Last Answer : Ans.Minor irrigation project
Description : Irrigation project covered 2,000 to 10,000 ha of CCA
Last Answer : Ans.Medium irrigation project
Description : Irrigation project covered >10,000 ha of catchments command area (CCA)
Last Answer : Ans.Major irrigation project
Description : Which irrigation method has highest irrigation efficiency?
Description : Drip Irrigation is discovered at
Last Answer : Ans.Israel
Description : Pressure, applied in sprinkler irrigation system
Last Answer : Ans.>2.5 bar
Description : Irrigation method, suitable for undulating land, sandy soils and Vegetable and fruit crops
Description : Most common method of surface irrigation to irrigate groundnut and pulses
Last Answer : Ans.Check basin
Description : Irrigation method suitable for lowland rice and jute
Last Answer : Ans.Flooding
Description : Irrigation is applied to the crop at
Last Answer : Ans.50%soil moisture depletion stage
Description : Most critical stages for irrigation of tobacco is
Last Answer : Ans.Topping
Description : Most critical stage for irrigation in potato is
Last Answer : Ans.25%tuber formation stage
Description : The most critical stage of sugarcane for irrigation is
Last Answer : Ans.Formative stage (60-130 days after planting)
Description : The critical stages for irrigation in Rapseed and mustard are
Last Answer : Ans.Rosette stage and Siliqua formation stage 16. Safflower
Description : The most suitable irrigation method for groundnut
Last Answer : Ans.Check basin method
Description : The main critical stage of groundnut for irrigation
Last Answer : Ans.Flowering stage, Pegging stage and Pod formation stage
Description : Critical stage for irrigation in barley
Last Answer : Ans.Active Tiplering Stage (30–35 DAS)
Description : The most critical stages for irrigation in maize
Last Answer : Ans.Silking stage.
Description : The most important critical stage of rice for irrigation
Last Answer : Ans.Tillering to flowering stage
Description : 0 Pick up the correct statement from the following: (A) The point through which the resultant of the shear stresses passes is known as shear centre (B) In the standard rolled channels, the shear centre ... horizontal plane and away from the C.G., outside of the leg projection (D) All the above
Last Answer : (D) All the above
Description : Canal irrigation la moat Important in north India because the (a) soil is porous (b) level of underground water is high (c) sources of the canals are the perennial rivers (d) regions is densely populated
Last Answer : Ans: (c)
Description : The advantage of micro-hydel projects is that they (a) make use of water of the perennial hill streams and irrigation canals (b) prevent flash floods (c) save water (d) involve less cost
Last Answer : Ans: (d)
Description : Canal irrigation is most important in the Northern Plains of India because: (a) the soil is porous (b) the level of underground water is high (c) the sources of canals are perennial rivers (d) the region is densely populated
Description : Which ruler is most famous for building a large number of canals for irrigation? -Do You Know?
Last Answer : answer:
Description : In India, the irrigation of agricultural land is carried out maximum by – (1) Canals (2) Wells (3) Tubewells (4) Tanks
Last Answer : (2) Wells Explanation: Canal is the second largest source of irrigation providing water to 29.24 percent of the net area under irrigation. The country has one of the world's largest canal systems ... more popular in those regions where ground water is in plenty and where there are very few canals.
Description : Which ruler is most famous for building a large number of canals for irrigation?
Last Answer : Firoz Shah Tughlaq
Description : Name the types of irrigation that does not prevail in India. A: Wells: B. Sprinkle. C. Tanks, D. Canals.
Last Answer : B. Sprinkle.
Description : Which among the following is not a modern means of irrigation. A. Sprinkle. B. Perennial Canals. C. Tube wells. D. Persian wheel.
Last Answer : D. Persian wheel.
Description : Canal irrigation is possible in the North India plain on account of A. Presence of perennial rivers. B. Very fertile land. C. Canals can irrigate 100s of hectares. D. Presence of flat land.
Last Answer : All the above
Description : Most popular means of irrigation is A. Wells. B. Tanks. C. Canals. D. Drip irrigation.
Last Answer : A. Wells.
Description : Which is the main source of irrigation of Agricultural land in India? a. Tanks b. Rivers c. Streams d. Canals e. Wells
Last Answer : e. Wells
Description : Irrigation canals are generally aligned along a. Ridge line b. Contour line c. Valley line d. Straight line
Last Answer : a. Ridge line
Description : In India, the irrigation of agricultural land is carried out maximum by (1) Canals (2) Wells (3) Tubewells (4) Tanks
Last Answer : Wells
Description : In open channels, the specific energy is the (A) Total energy per unit discharge (B) Total energy measured with respect to the datum passing through the bottom of the channel (C) Total energy measured above the horizontal datum (D) Kinetic energy plotted above the free surface of water
Last Answer : Answer: Option B
Description : Why do you take x-rays at different horizontal angulations A. To find more canals B. Tofind more foramina
Last Answer : A. To find more canals
Description : The most common water flow measuring device which measures water flow in open conduit is
Last Answer : Ans.Parshall/Venturi flume
Description : For measuring uniform flow of water, weirs used are
Last Answer : Ans.Rectangular and Trapezoidal weir