d) all of the above Ans: c. 112. These questions are always included in various competitive exams e.g., Pre Agriculture Test, B. These short objective type questions with answers are very important for Board exams as well as competitive exams. Irrigation Multiple Choice Questions and Answers for competitive exams. Course Hero is not sponsored or endorsed by any college or university. b) Extensive irrigation should be adopted in areas susceptible to water logging. The loss of fertile topsoil due to heavy rain and wind is called ? The intensity of irrigation of rice in this area is 70%. When the irrigation water applied to the land in the form of a spray, somewhat as in artificially rain through a network of pipes and pumps, then this technique or method is known as sprinkler irrigation method.It is also sometimes known as overhead irrigation. Jose Rizal Memorial State University - Katipunan Campus, Jose Rizal Memorial State University - Katipunan Campus • FARM POWER 1, A%20Global%20Mapping%20System%20for%20Bambara%20Groundnut%20Production, University of Nairobi School of Biological Sciences, Handbook for Brunner and Suddarth's Textbook of Medical-Surgical Nursing, 12th Edition.pdf, University of Nairobi School of Biological Sciences • EDUCATION 101, Jose Rizal Memorial State University • COLLEGE OF Chapters 1, Daymar College, Clarksville • POWER SYSTEMS ECE 305. For standing crops in undulating sandy fields, the best method of irrigation, is (A) Sprinkler irrigation (B) Free flooding (C) Check method (D) Furrow method. Water application efficiency in this case would be : Sodium Adsorption Ratio is expressed as : The width of a dowla is generally kept between 30 to 60 cm and its height above the road level should invariably be more than, A water course commands an irrigated are 1000 hectares. You can find other Irrigation extra questions, Answer: Drip Irrigation. students definitely take this Irrigation exercise for a better result in the exam. If this canal water is used to irrigate wheat of base period 120 days having a Delta of 52 cm, the area (in Hectares) that can be irrigated is, determine the seepage pattern under gravity dam. Irrigation increases the availability of water supply, which in turn increases the income of the farmers. Agriculture & Irrigation system in India (Notes+MCQ) In this module, we shall learn about Agriculture in India, Types of Farming in India, List of Agricultural Revolutions in India, Cropping Seasons, Major Crops in India, Green Revolution in India, Irrigation in India, Irrigation – Sources and Methods, Irrigation Development in India. Concrete Technology MCQ Practice Questions (Civil Eng) Set 6 If the height of the hydraulic gradient line above the floor of thickness t is h and the specific gravity of the material of the floor is G , the minimum thickness t of the floor down stream of the crestwall, is given by the equation: With the increase in quantity of water supplied the yield of most crops : increases upto a certain limit and then falls. Several fertilizers and chemicals, Agricultural sector is the largest consumer of water. A . These short solved questions or quizzes are provided by Gkseries. yield. Irrigation is done when 40% of the available moisture is used. In India, the area irrigated by the sprinkler system is about 3.5 M. This is the simple automatic irrigation system for two different plants line using PLC; we can use this concept in other examples also. JRF MCQ(S) (A). Sc., agriculture, M. The solved questions answers in this Irrigation quiz give you a good mix of easy questions and tough questions. Sprinkler irrigation Disadvantages: Expect the following disadvantages of this method. During a particular stage of the growth of a crop, consumptive use of water is 28 mm/day. The overlap of sprinklers increase with _____ in wind velocity (A) Decreases (B) Increases (C) Lowering (D) None of the above . The demand of water has been, consistently increasing from various sectors like municipal, industry etc. This may cause to increase your power bill. Irrigation Engineering MCQ question is the important chapter for a Civil Engineering and GATE students. Afforestation . Additional water required. Agriculture MCQ (Multiple Choice Question) All Agriculture Exams Preparation. The pressure causes the water to flow out through the sprinkler nozzle. Note: This page is updated.. Starting…. EduRev is a knowledge-sharing community that depends on everyone being able to pitch in when they know something. Then what is the design discharge of the distributary at its head? A soil sample has an exchangeable sodium percentage of 16% , its electrical conductivity is 3.2 millimhos/cm and pH of 9.5. Finally, you can also take the Online Quiz from the Take Irrigation Engineering Quiz Button. These methods are to be used for efficient distribution and application of, To overcome the problem of water scarcity, the sprinkler system, was first introduced in the mid-1950s by few progressive farmers of the Narmada valley in, Madhya Pradesh, Southern region of Haryana and north eastern part of Rajasthan and parts, of Punjab (Michael, 2010). June 22. Drip Irrigation. Anyone can prepare from here for different jobs. The surface irrgation application efficiency is 40%. In sprinkler irrigation water is applied over the crop canopy in form of fine droplets or spray. Download PDFs of the Question Papers Where q is the discharge per unit width and f is the silt factor. Salient features of scientific calculator, Understanding Caselets in Data Interpretation, XL Life Science- 2016 GATE Paper (Practice Test). Basin irrigation. It is estimated that About 1,35,000 sprinkler sets were in use in, India in 1997 (INCID, 1998). Correct Answer. The drip and sprinklers assume high importance due to high water, use efficiency. > EXERCISES 1–3: FIELD- AND GARDEN-SCALE IRRIGATION SAMPLE CALCULATIONS (0.5 HOUR EACH) Given evapotranspiration information and output data for drip and sprinkler irrigation systems, students will review how to calculate the needed frequency and duration of irri-gation for a 1-acre field and a 100-square-foot garden bed. Deforestation. measurement of the wetted area between drip and sprinkler irrigation systems. For a border strip method of irrigation, it is required to irrigate a strip of 0.04 Ha area from a tube well with a discharge of 0.02 cumec. With careful selection of nozzle sizes, operating pressure and sprinkler spacing the, amount of irrigation water required to refill the crop root zone can be applied nearly uniform, at the rate to suit the infiltration rate of soil. Solving the CBSE Class 8 Science Chapter 1 Crop Production and Management Objective Questions for practice helps the students to not only understand the concepts thoroughly but it will also help them to score good marks. Determine the watering interval for field which can be irrigated using surface method of irrigation with a source of water having a discharge of 1000 liters / minutes. The saturation line is the line up to which banks get saturated after the canal runs for some time. March 21. c) Lift irrigation increases water logging. Answer. Calculate the maximum area that can be irrigated from this tubewell. GATE 213. According to Lacey, depth of scour in a river depends upon the straightness of the reach. The area to be irrigated is 60Ha and water can be delivered at 28Lps. this video provides 125 irrigation engineering objective questions and answers. decreases upto a certain limit and then increases. The infilteration capacity of the soil may be taken as 6cm/hr and the average depth of flow on the field as 10cm. Furrow Irrigation. In case of high winds, the distribution pattern may be disturbed, reducing spread or increasing application rate near the lateral pipe. The field capacity of a certain soil is 12.6% and specific gravity is 1.42. If the moisture content present in the soil before irrigation is 8.2%, how deep (mm) the soil profile will be wetted with an application of 50mm of irrigation water _______ mm. 11.1 Introduction In sprinkler method of irrigation, water is sprayed into the air and allowed to fall on the ground surface somewhat resembling rainfall. The initial set up cost is very high. 11. The pressure is usually obtained by pumping. Sprinkler Irrigation Method. [All of These] 7 people answered this MCQ question All of These is the answer among All of These for the mcq Sprinkler irrigation is suitable,the soil has- Irrigation should be optimum because even over-irrigation can spoil the crop production. a) Only 1 b) Only 1 and 2 c) Only 3 d) Only 2 and 3. This course provide a review of important concepts and procedures for the proper design of landscape sprinkler and drip irrigation systems, including static and dynamic pressure, friction losses in pipes and fittings, sizing of mainlines and laterals, and methods of calculating precipitation rates for irrigation scheduling. Learn Irrigation Engineering MCQ questions & answers are available for a Civil Engineering students to clear GATE exams, various technical interview, competitive examination, and another entrance exam. They are highly flexible, crack and impact-proof, sustains high pressure and, temperature, hence more durable. For border strip method of irrigation determine the time required to irrigate a strip of land of 0.08 Ha in area from a tube well  with a discharge of 0.02 cumec. March 22. long questions & short questions for GATE on EduRev as well by searching above. time required (in Hrs) to irrigate 4Ha plot? irrigation water use, it is possible to estimate water use based on the number and type of emission devices (e.g., sprinklers or drip emitters), their associated characteristics (e.g., flow rate at the system’s operating pressure), and the irrigation schedule. (in Ha), (Important - Enter only the numerical value in the answer). Question is ⇒ For standing crops in undulating sandy fields, the best method of irrigation, is., Options are ⇒ (A) sprinkler irrigation, (B) free flooding, (C) check method, (D) furrow method, (E) , Leave your comments or Download question paper. What is the intensity of irrigation for the project in the year? Sc., agriculture, Ph. The pressure is usually obtained by, pumping. The available moisture holding capacity of the soil is 180mm per meter and depth of root zone is 1.1m. Soil probing often irrigation showed that  0.3m of water had been stored in the root zone. Ans. In this system the water is moved dynamically from the, water source through a sprinkler nozzle to a desired height at a high velocity where it breaks, up into small droplets and falls on to the soil or crop surface. Irrigation Engineering MCQ Test & Online Quiz: Take the Irrigation Engineering MCQ test that checks your basic knowledge of Irrigation Engineering. The solved questions answers in this Irrigation quiz give you a good mix of easy questions and tough questions. JRF Multiple Choice Questions and Answers Question 01. Page-7 section-3 Water flowing at a rate of 10 m3/s is diverted to a 32 Ha field for 4h. Sprinkler pipe lines are light in weight, hence can be easily transported and installed in the, field. In this page you can learn various important irrigation engineering questions and answers,sloved irrigation engineering questions answers, important irrigation engineering model questions answers, mcq on irrigation engineering etc. Find the duty of irrigation water for the crop at the head of water course assuming losses of water to be 20% in the water course _____ hectares/ cumec, Depth of water required on the field during transplantation = 500 mm, Useful rainfall during this period = 120 mm, Depth of water required to be supplied by the water Course. Area irrigated under Rabi = 42% than one half of the water released and remaining half gets lost in conveyance, application, runoff and evaporation. During the transplantation period, the useful rainfall on the field is 120 mm. How is the soil classified? What is the regime scour depth for a channel in soil with silt factor of unity and carrying 8 m2/s of discharge intensity in accordance with Lacey’s regime theory? The infilteration capacity of the soil may be taken as 5cm/hr. If the sprinkler is not level the radius of throw will be higher on one side and lower on the other, thereby affecting the D.U. and each of these, can often be at the cost of agricultural requirement. The total number of independent equations that form the Lacey regime theory is : A canal was designed to supply the irrigation needs of 1200 hectares to land growing rice of 140 days base period having a Delta of 134cms. Dec 17,2020 - Test: Irrigation Techniques And Water Requirement Of Crops | 25 Questions MCQ Test has questions of Civil Engineering (CE) preparation. 111 Introduction In sprinkler method of irrigation water is sprayed into the, In sprinkler method of irrigation, water is sprayed into the air and allowed to fall on the, ground surface somewhat resembling rainfall. Aeration through soil is good so quantity as well as quality of produce is also good. Due to sprinkling action water, wastage is less and it requires less labour than surface irrigation. June 21. central half width of the section of the canal. Ans. Answer: March 22. Area irrigated under Kharif = 24% The adoption of sprinkler system later spread in the states of, Maharashtra and Karnataka. a) Intensive irrigation should be avoided in areas susceptible to water logging. slope for surface methods is always economical. Here below find the drive links for important 125 Irrigation Engineering MCQ questions study materials as pdf. (a). (1) Drip irrigation system (2) Sprinkler irrigation system However, there are distinct differences in the water flow rate, operating pressure requirement and . Learn more about The American with Course Hero's FREE study guides and which is easy to understand and improve your skill. The wave height , in meters , generated on the surface of a reservoir, having a fetch Length F=30km , due to wind blowing on the surface of the reservoir at a velocity of 30 km/hr is : If the discharge required for different crops is 0.4 cumecs in the field and the capacity factor and time factors are 0.8 and 0.5 respectively. Water flow rate means the amount of … Learn Irrigation Engineering MCQ questions & answers are available for a Civil Engineering students to clear GATE exams, various technical interview, competitive examination, and another entrance exam. In sprinkler Irrigation water is applied through a. pressurized system. Wetted perimeter of a regime channel for a discharge of 64 cumec as per Lacey's theory will be : This mock test of Irrigation for GATE helps you for every GATE entrance exam. Calculate the Water available to the soil Quiz & Test series For ICAR, NABARD, AFO etc. If D is the depth of scour in regime flow in a right angled bend, it is. Intensity of irrigation =66%. Irrigation has helped to bring most of the fallow land under cultivation. This is very useful for the following examinations. 212. Thus the crop should be irrigated after every 21 days. For a 1m depth of flow in a canal with CVR equal to 0.9, according to Kennedy's theory the velocity of flow will be : A sandy loam soil holds water at 180 mm/m depth between field capacity and Permanent Witting point. The spray is developed by the flow of water under pressure through small orifices or nozzles. Sprinkler systems have several other uses such as spraying of water for germination, control, of soil temperature, control of humidity and frost protection. 1) Wells & tube wells comprise the largest source of irrigation in India 2) Haryana has the largest area under tank irrigation 3) Drip irrigation is the traditional method of irrigation following from ancient times. Water use efficiency is highest in..? Agronomy/Agriculture Multiple Choice Objective Questions and Answers– Agronomy Questions and Answers are one of the most important set of Multiple Choice Objective Questions asked in different agriculture competition exams. In case of alkaline soil ESP > 15 and pH lies in range 8.5 - 10.0. In a canal irrigation project, 76% of the culturable command area (CCA) remained without water during kharif season and 58% of CCA remained without water during Rabi season in a particular year, Rest of the area got irrigated in each crop , respectively. Utilizes less remaining half gets lost in conveyance, application, runoff and evaporation to select the right to. C ) Only 3 D ) all Agriculture exams Preparation c ) Only 1 b ) 1. & D ) -7 is 12.6 % and specific gravity is 1.42 is 60Ha and water can be easily and. Agricultural requirement considered in this example are for explanation purpose Only, parameters or representation be... 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By searching above field is 120 mm they do today of produce is also good irrigate! Weight, hence more durable the design discharge of the nozzle that is hitting turf...