a) tipping bucket type raingauge With the increase in the quantity of water supplied, the yield of most crops Available and unavailable soil moisture ² distribution of soil moisture ² water budgeting ² rooting characteristics ² moisture extraction pattern. d) (iii) and (iv) b) capillary water b) weighing type b) 20 minutes d) all of the above a) 1 + (0.9)010 Vertical drop fall is satisfactory for a height upto Reason R : Rainfall gradient is steep. d) 5.0 m d) none of the above Ans: c, 117. a) near the building c) (i), (ii) and (iv) Ans: b, 24. b) horizontal blanket Ans: c, 79. The flow-mass curve is graphical representation of b) same and shorter duration A. runoff and time B. surface runoff and time C. ground waterflow and time D. rainfall and time. d) none of the above ii) decreases the principal stress iii) by pressure grouting in foundation c) 1/(1-0.9°10) b) CHL3/2 Ans: c, 133. Irrigation Engineering MCQ question is the important chapter for a Civil Engineering and GATE students. Ans: c, 132. x = r1 d1, B. a) average discharge b) rabi and kharif or sugarcane The maximum rainfall depth of 300 mm in 24 hours has a return period of 100 years. C low sodium water. Ans: a, 37. WELCOME TO YOU…! d) 20 cumecs b) silting on convex side c) infinity Ans: a, 14. b) superpassage d) M’LV When the reservoir is full, the maximum compressive force in a gravity dam is produced b) changes with time Units of Water Measurement 247 3. b) T = k/d The uplift pressure on a dam can be controlled by Ans: a, 20. ii) largest in coastal areas c) it is economical Hydrology, Water resources or environmental management with an interest in irrigation development and food security; Other related fields such as forestry, landscape planning, etc ; Working with government agencies, research institutes, NGOs, or consultancy companies. Interception losses are due to d) (ii) and (iv) d) 140 mm a) B/2 Ans: a, 77. The most suitable chemical which can be applied to the water surface for reducing evaporation is a) M°L°T° Irrigation Engineering – Civil Engineering MCQ Questions Answers. a) main canal c) canal escape b) on the field c) same level Which of the following methods is used to estimate flood discharge based on high water marks left over in the past ? d) equal to zero 0. Chapter 4F: Irrigation Water Management more difficult for plants to uptake water. d) 9.0 cm a) 0.5 xc The ratio of the average load to the installed capacity of the plant whose reserve capacity is zero will be equal to A French Drain is a cost-effective way for property owners to address water problems. Any quotation from it should duly acknowledge PAC. b) consumptive use a) flood control a) only (i) An aggrading river is a c) 1 b) minimum pool level and normal pool level c) utilisation factor a) 0.5 m Which of the following is a non-recording raingauge ? For an annual flood series arranged in descending order of magnitude, the return for a magnitude listed at position period m in a total data N is The value of Sodium Absorption Ratio for high sodium water lies between_____? d) l-(0.9)100 iv) Pressure due to earthquake gmahesh290@gmail.com, please send me above questions and answar. c) (0.9)’00 Culturable commanded area is the gross area of an irrigation canal system less (A) Populated area (B) Alkaline area (C) Forest area (D) Fallow land. d) 1.33 TC Ans: a, 137. pls , send me all question with answer in pdf for great preparation for next comptition. You can refer to NCERT Solutions for Class 10 Science Chapter 16 Management of Natural Resources to revise the concepts in the syllabus effectively and improve your chances of securing high marks in your board exams. IrrigationPrinciples Practices … Seepage through foundation in an earthen dam is controlled by providing Trap efficiency of a reservoir is a function of d) inglis fall a) V2 Q m3/sec Irrigation Engineering MCQ question is the important chapter for a Civil Engineering and GATE students. d) two divide walls and two undersluices d) ultra-sonic method a) equal to rate of rainfall c) self-weight of dam For a catchment area of 120 km2, the equilibrium discharge in m3/hour of an S-curve obtained by the summation of 6 hour unit hydro graph is b) (i) and (iii) The forces, which are considered for the analysis of an elementary profile of a gravity dam under empty reservoir condition, are c) increases upto a certain limit and then becomes constant Ans: c, 126. Multiple 1- January This document is the Intellectual Property of Public Affairs Centre (PAC). A hydroelectric scheme operating under a head of 80 m will be classified as which is easy to understand and improve your skill. If the risk of a flood occurring in the next 10 years is accepted to 10%, then the return period for design should be The outlet factor for this will be A … c) less than 100 mm Tortuosity of a meandering river is the ratio of The runoff increases with Ans: c, 15. c) critical c) setting If the R.L’s of canal bed level and high flood level of drainage are 212.0 m and 210.0 m respectively, then cross drainage work will be c) hydroscopic water Nitrate Contamination of Groundwater 243 Appendices 1. For a flood control reservoir, the effective storage is equal to a) zero a) it ensures less length of the weir d) all of the above ii) Spurs are constructed parallel to river flow, Cyclonic precipitation is caused by lifting of an air mass due to c) consumptive irrigation requirement Ans: c, please send me all the civil engineering books , objectives and mcqs. a) demand cannot be met by inflow Your email address will not be published. The kor depth for rice is 190 mm and kor period is 14 days. d) P/T2 = 1 If d is the depth of the aquifer through which water is flowing, then the relationship between permeability k and transmissible T is given by b) medium head scheme c) both (a) and (b) a) 1 hour c) M° L2 T1 For the upstream face of an earthen dam, the most adverse condition for stability of slope is i) Water pressure Ans: b, 88. Irrigation water having the concentration of Na++ , Ca++ and Mg++ as 20, 3 and 1 Milli equivalent per litre respectively will be classified as Ans: b, 124. i am very happy to find this site and heartly say to you Thanks. b) increase in infiltration capacity d) clay mixed with fine sand Protection of banks erosion by the waves, B. A river bend characterized by silting A. i) largest in regions of high rainfall b) A cutoff increases the river length but a meander reduces the river length. b) it gives better discharging capacity Ans: d, 60. c) total rainfall Select the correct statement. a) runoff and time b) 60 mm Which of the following is a flexible outlet ? b) discharge and percentage probability of flow being equaled or exceeded a) 0 and wH212 a) scouring on concave side b) m/(N+l) c) cumulative discharge, volume and time in chronological order a) at the toe The meander pattern of a river is developed by a) same duration only Which of the following methods of applying water may be used on rolling land ? c) 2 Q m3/sec A 70% index of wetness means Water Cycling Terms 245 2. Tortuosity of a meandering river is always A fall which maintains its depth, is (A) A trapezoidal … a) silting river Ans: c, 100. In India, which of the following is adopted as standard recording rain-gauge? c) capillary fringe reaches the root zone of plants b) 0.75 TC d) discharge iii) Uplift b) (i) and (iv) Ans: d, 17. a) minimum pool level and maximum pool level Seepage through embankments in an earthen dam is controlled by b) parallel to the axis of weir and up-stream of it The unit hydrograph due to a storm may be obtained by dividing the ordinates of the direct runoff hydrograph by c) directly proportional to square root of average particle size Students are advised to practice the NCERT MCQ Questions for Class 8 Science Chapter 1 Crop Production and Management with Answers Pdf free download is available here. d) (i), (ii) and (iii) d) operating head a) 50 mm b) flexible outlet The “outlet discharge factor” is the duty at the head of iii) largest in regions of scanty rainfall c) ephemeral stream Ans: b, 138. Can i have a pdf version of these qns and answers, sir you have done a good job. The outlet factor for this will be b) Both A and R are true but R is not the correct explanation of A b) convex water surface The Following Section consists Multiple Choice Questions on Water Resources Engineering. d) none of the above b) aqueduct and super passage c) wH and 0 c) separate the undersluices from weir proper Your email address will not be published. d) equal to or less than evapotranspi-ration d) 76m Ans: c, 31. The water utilizable by plants is available in soils mainly in the form of Lining of irrigation channels Ans: a, 98. d) all of the above c) curved length along the channel to the direct axial length of the river reach c) Montague type fall c) 90 mm Under the same conditions, which of the following shapes of water surface will give the highest rate of evaporation ? c) 7RS Ans: d, 53. c) valley storage Overview of Dry Farming on the Central 239 California Coast 5. Ans: b, 128. View Answer Answer: medium sodium water 18 The kor depth for rice is 190 mm and kor period is 14 days. a) 4RS c) is weaker structurally than a shallow well If there are two canals taking off from each flank of a river, then there will be b) inertia force into the body of the dam Water … i) unit duration b) rainfall depth and time Crops respond differently to both total and specific salts, some being more sensitive than others. b) are less susceptible to failure d) shaft spillway Ans: d, 52. a) tipping bucket type 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. Ans: d, 111. x = r2 d2, C. a) perennial stream a) at right angle to the axis of weir IRRIGATION ENGINEERING MCQ PDF. b) area-velocity method Ans: d, 74. a) Only (ii) c) 18 to 26 c) both (i) and (iii) b) water is under pressure between two impervious strata b) less than the infiltration capacity a) 0.2 x 106 Ans: a, 32. c) both silting and scouring river a) effective rainfall d) same at all places d) uplift pressure d) none of the above b) more than 100 mm Which of the following spillways is least suitable for an earthen dam ? a) rainfall duration 39) 2- No 38 Which months do you face scarcity? Finally formed berms in canals are provided for, No explanation is given for this question, Canals constructed for draining off water from water logged areas, are known, A hydroelectric scheme operating under a head of 80 m will be classified as, Irrigation water having the concentration of Na++ , Ca++ and Mg++ as 20, 3 and 1 Milli equivalent per litre respectively will be classified as, If d1 is the depth of cutting, d2 is the height of the bank from bed level r2 : 1 and r1 : 1 are the slopes in filling and cutting respectively, the horizontal distance n between the bed and bank, is. a) designed for one purpose but serves more than one purpose Ans: d, 68. system is b) river bed downstream of head regulator d) both (a) and (b) a) is always deeper than a shallow well Ans: a, 116. Infiltration is the So, it includes fluid flow systems, pumps, engineering hydrology, and open channel hydraulics. Home » IRRIGATION WATER RESOURSES Engineering and Hydrology Questions » 300+ TOP Irrigation Water Resourses & Hydrology MCQs, 1. Ans: c, 123. Ans: a, 69. Area of different crops under irrigation, function of water for plant growth, effect of moisture stress on crop growth. Irrigation is the process of applying water to the crops artificially to fulfil their water requirements. c) in an open space b) shaft spillway a) proportionality The amount of irrigation water required to meet the evapotranspiration needs of the crop during its full growth is called Ans: c, 136. iv) decreases the shear stress c) a high head scheme A. effective rainfall B. consumptive … d) square metre The corret answer is Unit of runoff in M.K.S. c) 1 b) degrading type Professionals, Teachers, Students and Kids Trivia Quizzes to test your knowledge on the subject. The ratio of the quantity of water stored in the root zone of the crops to the quantity of water actually delivered in the field is known as irrigation engineering, water management, farm irrigation systems, and fluid mechanics. Chapter 9 Irrigation Water Management Part 652 Irrigation Guide (210-vi-NEH 652, IG Amend. a) submerged pipe outlet c) 14 cumecs c) 30 minutes If the storm precipitation at three station A, B and C were 100 mm, 90 mm and 80 mm respectively, then the storm precipitation for station X will be Ans: c, 7. The discharge of a flood at the same point and same stage of 10 m with a water surface slope of(l/1000)willbe Ans: a, 121. B very high sodium water. Ans: a, 2. Ans: c, 106. The aqueduct or superpassage type of works are generally used when Crop Production and Management MCQ Science Class 8 chapter 1 How plant make their food by? 10 to 18 C. 18 to 26 D. 26 to 34. c) useful storage + surcharge storage + valley storage Horizontal acceleration due to earthquake results in a) useful storage – valley storage The correct answer is IRRIGATION WATER RESOURSES Engineering and Hydrology Questions. If it rains between 2 P.M. and 3 P.M. and the entire basin area just starts contributing water at 3 P.M. to the outlet, then time of concentration will be c) 2.4 xlO6 Ans: c, 103. How to Eliminate Standing Water With a French Drain. Infiltration rate is always Ans: c, 83. a) aggrading type S-hydrograph is used to obtain unit hydrograph of d) none of the above c) syphon A repelling groyne is aligned b) ethyl alcohol c) equal to or less than the infiltration capacity According to Khosla’s theory, the exit gradient in the absence of a downstream cutoff is The uplift pressure on the face of a drainage gallery in a dam is taken as The importance and awareness of water management in Austin will … b) Simon’s raingauge The ratio of average values of shear stresses produced on the bed and the banks of a channel due to flowing water is Irrigation & Water Management. b) 55 cm a) at right angle and parallel to weir crest Ans: a, 67. A divide wall is provided b) flexibility Ans: c, 94. a) depends on depth of approach and upstream slope b) meander length to meander belt d) ogee spillway x = d2 / r2. a) (i) and (iii) c) discharge c) does not change the water logging area ii) Self weight When it comes to your commercial landscape, don’t make it a guessing game. An artesian aquifer is the one where Ans: c, 41. a) pressure difference The duty is largest ii) transpiration ii) unit rainfall excess a) water surface under the ground is at atmospheric pressure If