11
The rainfed area in India is approximately
The rainfed area in India is approximately | Agrigyan
12
Which nutrient is often a limiting factor in agricultural production?
13
What is a potential disadvantage of agroforestry systems?
14
Pungency in mustard oil is due to
15
Sesamum belongs to the family
Drainage Systems
2 TopicsFluid Mechanics and Open Channel Hydraulics
5 Topics
Fluid Statics & Kinematics: Fluid Pressure, Manometers, Continuity Equation, Streamlines & Velocity Potential
Open Channel Steady Uniform Flow: Manning's & Chezy's Equations, Hydraulic Radius & Most Economical Channel Sections
Fluid Dynamics & Pipe Flow: Bernoulli's Theorem, Darcy-Weisbach Equation, Moody Diagram, Minor Losses & Water Hammer
Varied Flow & Hydraulic Jump: Specific Energy, Critical Depth, Froude Number, Gradually Varied Flow & Hydraulic Jump
Dimensional Analysis & Dynamic Similitude: Buckingham Pi Theorem, Reynolds, Froude, Weber & Mach Model Laws
General Agriculture
6 TopicsGroundwater Development, Wells and Pumps
5 Topics
Agricultural Lift Pumps: Centrifugal Pumps, Specific Speed, Characteristic Curves, NPSH & Cavitation Prevention
Hydrogeology & Aquifer Mechanics: Confined, Unconfined & Perched Aquifers, Transmissivity, Storativity & Dupuit-Thiem
Unsteady Well Hydraulics & Pumping Tests: Theis Non-Equilibrium Method, Cooper-Jacob Approximation & Recovery Tests
Water Well Drilling & Construction: Rotary & Percussion Drilling, Well Screen Design, Gravel Pack Sizing & Development
Special Pumps & Well Maintenance: Submersible, Turbine, Air-Lift, Jet Pumps, Well Deterioration & Acidification Rehabilitation
Hydrology of Agricultural Lands, Farm Ponds and Percolation Ponds
4 Topics
Stream Gauging & Hydrograph Analysis: Current Meters, Tracer Dilution Method, Stage-Discharge, Unit Hydrographs & S-Curve
Agricultural Hydrometeorology & Runoff Mechanics: Precipitation Measurement, Thiessen Polygons, IDF Curves & SCS-CN
Flood Routing & Hydrological Modeling: Modified Puls Reservoir Routing, Muskingum Channel Routing & Risk-Reliability
Water Harvesting Ponds & Percolation Structures: Farm Pond Sizing, Conic Volume Estimation, Percolation Tanks & Seepage
Irrigation Systems
5 Topics
Surface Irrigation Hydraulics: Border Strip, Check Basin, Furrow Irrigation Advance-Recession & Field Efficiencies
Sprinkler Irrigation Engineering: Network Hydraulics, Sprinkler Nozzles, Trajectory, Christiansen Uniformity CU & Sizing
Fertigation & Micro-Irrigation Filtration: Venturi Injectors, Fertilizer Tanks, Hydrocyclone / Media / Screen Filters
Drip / Micro-Irrigation Design: Emitter Flow Hydraulics, Emission Uniformity (EU), Lateral Sizing & Friction Losses
Irrigation Conveyance & Automation: Canal Lining, Cross Drainage Structures (Aqueducts, Syphons), Pipe Networks & Valves
Precision Agriculture
4 Topics
Variable Rate Technology (VRT) & Yield Monitoring: Sensor-Based Application, Yield Monitors & Precision Spatial Mapping
Geoinformatics & Spatial Positioning: Geographic Information Systems (GIS), GNSS (GPS, GLONASS, Galileo) & Geodesy
Agricultural Remote Sensing & Spectral Indices: Multispectral Reflectance, Vegetation Indices (NDVI, RVI, SAVI) & Health Mapping
Crop Simulation Modeling & Decision Support: Crop Growth Models (DSSAT, APSIM), Calibration, Validation & Precision Irrigation
Protected Cultivation & Landscaping
3 Topics
Greenhouse Structural Engineering: Greenhouse Types (Even Span, Quonset), Framing Materials, Wind & Snow Load Analysis
Greenhouse Environmental Control: Evaporative Cooling (Fan-and-Pad Systems), Space Heating, Shading Nets & Ventilation
Hydroponics, Soilless Culture & Automated Fertigation: Closed/Open Loop Systems, Nutrient Film Technique (NFT) & Substrates
Soil-Water-Plant Relationships
4 Topics
Soil Moisture Constants & Movement: Field Capacity, Permanent Wilting Point, Available Water & Darcy-Richards Unsaturated Flow
Evapotranspiration & Consumptive Use: Reference Crop ET, Penman-Monteith, Blaney-Criddle & Crop Water Coefficients
Salt-Affected Soils & Water Quality: Saline, Sodic & Saline-Sodic Soils, ESP, SAR, Electrical Conductivity & Leaching Fraction
Soil Water Energy Concepts: Matric, Osmotic, Pressure, Gravitational Potentials & pF Characteristic Curves
Official PYQ Papers
Previous Year Papers of Irrigation & Drainage Engineering
Practice official shift-wise question papers with answer keys and detailed explanations on the actual exam pattern.
1
Total Available
Previous Papers
2024
29-06-2024