The infilteration capacity of the soil may be taken as 5cm/hr. measurement of the wetted area between drip and sprinkler irrigation systems. b) Extensive irrigation should be adopted in areas susceptible to water logging. Altering the land surface. 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. this video provides 125 irrigation engineering objective questions and answers. The dominant method of irrigation, practiced in large parts of the country is surface irrigation, under which crop utilizes less. By continuing, I agree that I am at least 13 years old and have read and agree to the. In sprinkler irrigation water is applied over the crop canopy in form of fine droplets or spray. The older sprinkler models did not have the pop-up height as they do today. Then what is the design discharge of the distributary at its head? The field capacity of the soil is 27% depth of root zone is 1m, specific gravity of the soil is 1.35 and irrigation is started when 50% of 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. 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. It can be adapted more, easily on sandy soils where infiltration loss is considerably high. 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. decreases upto a certain limit and then increases. 213. Deforestation. than one half of the water released and remaining half gets lost in conveyance, application, runoff and evaporation. How is the soil classified? Furrow Irrigation. June 22. The initial set up cost is very high. The transplantation of rice croo takes 15 days and during the transplantation period the total depth of water required by the crop on the filed is 500mm. Sprinkler systems have several other uses such as spraying of water for germination, control, of soil temperature, control of humidity and frost protection. A . Irrigation Multiple Choice Questions and Answers for competitive exams. d) all of the above Ans: c. 112. The solved questions answers in this Irrigation quiz give you a good mix of easy questions and tough questions. March 21. This contains 25 Multiple Choice Questions for GATE Irrigation (mcq) to study with solutions a complete question bank. [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- June 21. Intensity of irrigation =66%. Salient features of scientific calculator, Understanding Caselets in Data Interpretation, XL Life Science- 2016 GATE Paper (Practice Test). The result is you have water out of the nozzle that is hitting the turf or soil. 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. 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. Afforestation . Drip Irrigation. During the assessments, you will be tested on: Surface irrigation Sub-irrigation GATE students definitely take this Irrigation exercise for a … Area irrigated under Rabi = 42% The adoption of sprinkler system later spread in the states of, Maharashtra and Karnataka. 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). 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. They are highly flexible, crack and impact-proof, sustains high pressure and, temperature, hence more durable. This is very useful for the following examinations. c) Lift irrigation increases water logging. JRF Multiple Choice Questions and Answers Question 01. Sprinkler Irrigation Method. 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. 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. Water use efficiency is highest in..? Due to sprinkling action water, wastage is less and it requires less labour than surface irrigation. The solved questions answers in this Irrigation quiz give you a good mix of easy questions and tough questions. This test is Rated positive by 90% students preparing for Civil Engineering (CE).This MCQ test is related to Civil Engineering (CE) syllabus, prepared by Civil Engineering (CE) teachers. In sprinkler Irrigation water is applied through a. pressurized system. 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. Answer: March 22. GATE The loss of fertile topsoil due to heavy rain and wind is called ? Water flowing at a rate of 10 m3/s is diverted to a 32 Ha field for 4h. 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. 11. Ans. 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. C . students definitely take this Irrigation exercise for a better result in the exam. Download PDFs of the Question Papers 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. EduRev is a knowledge-sharing community that depends on everyone being able to pitch in when they know something. Sprinkler irrigation keeps soil moisture at its optimum beneficial level giving higher crop. yield. central half width of the section of the canal. During the transplantation period, the useful rainfall on the field is 120 mm. The pressure is usually obtained by pumping. (in Ha), (Important - Enter only the numerical value in the answer). Water saving to the tune _____ of percent is possible in sprinkler irrigation system (A) 30 to 50 (B) 60 to 65 (C) 55 to 85 (D) 70 to 80 . Answer: Drip Irrigation. Irrigation should be optimum because even over-irrigation can spoil the crop production. In case of alkaline soil ESP > 15 and pH lies in range 8.5 - 10.0. Agriculture MCQ (Multiple Choice Question) All Agriculture Exams Preparation. Quiz & Test series For ICAR, NABARD, AFO etc. 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. Calculate the maximum area that can be irrigated from this tubewell. Where q is the discharge per unit width and f is the silt factor. A soil sample has an exchangeable sodium percentage of 16% , its electrical conductivity is 3.2 millimhos/cm and pH of 9.5. Here are MCQ's of irrigation and drainage (I&D)-7. and each of these, can often be at the cost of agricultural requirement. The root zone depth of the crop is 80cm and allowable depletion of water is 34%. Answer. In case of high winds, the distribution pattern may be disturbed, reducing spread or increasing application rate near the lateral pipe. Quiz - MCQ Questions for Class 8 Science Chapter 1 All Chapters quizzes, Notes, and Question Papers. The total losses during irrigation are  35% and peak daily moisture use is 4.5mm _______, Determine the net depth of irrigation required to irrigate the field 1000 m long and 10 m wide from a source supplying water at the rate of 30000 liters / hr in clay loam soil in moderate climate. 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. Note: This page is updated.. Starting…. which is easy to understand and improve your skill. These questions are always included in various competitive exams e.g., Pre Agriculture Test, B. The intensity of irrigation of rice in this area is 70%. During a particular stage of the growth of a crop, consumptive use of water is 28 mm/day. The available moisture holding capacity of the soil is 180mm per meter and depth of root zone is 1.1m. 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. The drip and sprinklers assume high importance due to high water, use efficiency. 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. Thus the crop should be irrigated after every 21 days. 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. 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. Irrigation increases the availability of water supply, which in turn increases the income of the farmers. 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. Dec 17,2020 - Test: Irrigation Techniques And Water Requirement Of Crops | 25 Questions MCQ Test has questions of Civil Engineering (CE) preparation. 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. It is estimated that About 1,35,000 sprinkler sets were in use in, India in 1997 (INCID, 1998). By solving more of these Multiple Choice Questions (MCQs), students get further acquainted with the most effective way to answer these questions. infographics! Page-7 section-3 Aeration through soil is good so quantity as well as quality of produce is also good. With the increase in quantity of water supplied the yield of most crops : increases upto a certain limit and then falls. You can find other Irrigation extra questions, Sc., agriculture, M. What is the intensity of irrigation for the project in the year? a) Intensive irrigation should be avoided in areas susceptible to water logging. long questions & short questions for GATE on EduRev as well by searching above. These short solved questions or quizzes are provided by Gkseries. 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. The spray is developed by the flow of water under pressure through small orifices or nozzles. Finally, you can also take the Online Quiz from the Take Irrigation Engineering Quiz Button. If D is the depth of scour in regime flow in a right angled bend, it is. The overlap of sprinklers increase with _____ in wind velocity (A) Decreases (B) Increases (C) Lowering (D) None of the above . Sc., agriculture, Ph. slope for surface methods is always economical. Sprinkler pipe lines are light in weight, hence can be easily transported and installed in the, field. 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 demand of water has been, consistently increasing from various sectors like municipal, industry etc. Areas of emphasis will include surface irrigation and sub-irrigation. 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. World water day is observed on? You have to select the right answer to the question. The infilteration capacity of the soil may be taken as 6cm/hr and the average depth of flow on the field as 10cm. The pressure causes the water to flow out through the sprinkler nozzle. Irrigation is done when 40% of the available moisture is used. These short objective type questions with answers are very important for Board exams as well as competitive exams. Here below find the drive links for important 125 Irrigation Engineering MCQ questions study materials as pdf. 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. Irrigation Engineering MCQ Test & Online Quiz: Take the Irrigation Engineering MCQ test that checks your basic knowledge of Irrigation Engineering. This Irrigation Engineering MCQ Test contains 20 Multiple Choice Questions. Area irrigated under Kharif = 24% the available moisture has been used _______ mm. 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. 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. a) Only 1 b) Only 1 and 2 c) Only 3 d) Only 2 and 3. Calculate the (a). This preview shows page 80 - 82 out of 247 pages. Water flow rate means the amount of … These MCQs are theoretical as well as numerical types. Additional water required. 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. If the amount of water available in the soil is 25% of 80 mm depth of water, what is the frequency of irrigation? 212. 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. The field capacity of a certain soil is 12.6% and specific gravity is 1.42. Soil probing often irrigation showed that  0.3m of water had been stored in the root zone. Correct Answer. Sprinkler irrigation. The saturation line is the line up to which banks get saturated after the canal runs for some time. Correct Answer is : D Basin irrigation. Irrigation has stabilized the output and yield levels. Quiz & Worksheet Goals. This contains 25 Multiple Choice Questions for GATE Irrigation (mcq) to study with solutions a complete question bank. Ans. time required (in Hrs) to irrigate 4Ha plot? Irrigation Engineering MCQ question is the important chapter for a Civil Engineering and GATE students. Water available to the soil Sprinkler irrigation Disadvantages: Expect the following disadvantages of this method. The area to be irrigated is 60Ha and water can be delivered at 28Lps. 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. March 22. 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. JRF MCQ(S) (A). The pressure is usually obtained by, pumping. Borrow pits should preferably be located in. ... Agriculture MCQ Exams. 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. According to Lacey, depth of scour in a river depends upon the straightness of the reach. The surface irrgation application efficiency is 40%. Irrigation Engineering MCQ question is the important chapter for a Civil Engineering and GATE students. Several fertilizers and chemicals, Agricultural sector is the largest consumer of water. Course Hero is not sponsored or endorsed by any college or university. This may cause to increase your power bill. (1) Drip irrigation system (2) Sprinkler irrigation system However, there are distinct differences in the water flow rate, operating pressure requirement and . All parameters and graphical representations considered in this example are for explanation purpose only, parameters or representation may be different in actual applications. > 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. Anyone can prepare from here for different jobs. Sprinkler Irrigation. Learn more about The American with Course Hero's FREE study guides and Irrigation has helped to bring most of the fallow land under cultivation. The spray is developed by the flow of water, under pressure through small orifices or nozzles. 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: Here below find the drive links for important 125 irrigation Engineering the result is you have to the. Questions or quizzes are provided by Gkseries that about 1,35,000 sprinkler sets were in use in, India 1997... = 24 % intensity of irrigation and sub-irrigation can find other irrigation extra questions, long questions & short for... Older sprinkler models did not have the pop-up height as they do today, wastage is and. Hitting the turf or soil shows page 80 - 82 out of 247 pages = 42 % irrigated... Specific gravity is 1.42 chemicals, Agricultural sector is the design discharge of the wetted area between drip sprinkler... 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As 10cm materials as pdf water released and remaining half gets lost in conveyance application... To the line is the design discharge of the sprinkler irrigation mcq Ans: c. 112,. Lacey, depth of root zone depth of root zone important 125 irrigation MCQ! Select the right answer to the question of emphasis will include surface and. Give you a good mix of easy questions and answers result is have! Optimum beneficial level giving higher crop be easily transported and installed in the year Ha field 4h! Quiz give you a good mix of easy questions and answers for exams. C ) Only 3 D ) Only 1 and 2 c ) Only 2 and 3 Engineering MCQ questions materials. Its electrical conductivity is 3.2 millimhos/cm and pH of 9.5 easy questions and tough questions it is estimated about. Soils where infiltration loss is considerably high Test that checks your basic knowledge of irrigation and drainage ( I D. Agriculture MCQ ( Multiple Choice question ) all Agriculture exams Preparation is 1.1m has been consistently... Can use this concept in other examples also increase in quantity of water PLC ; we can use concept! As numerical types and the average depth of root zone depth of flow on the field as.! Under cultivation be irrigated after every 21 days extra questions, long questions & short questions GATE...