Erosion Control Structures MCQs 25 Score: 0 Attempted: 0/25 Subscribe 1. : The main purpose of erosion control structures is: (A) To increase runoff velocity (B) To reduce soil loss and stabilize land (C) To promote gully formation (D) To remove vegetation cover 2. : A check dam is constructed to: (A) Increase wind erosion (B) Reduce gully erosion and store water (C) Increase slope steepness (D) Block afforestation 3. : Contour bunds are constructed: (A) Across the slope along contour lines (B) Up and down the slope (C) Parallel to wind direction (D) In flat plains only 4. : Which erosion control structure is most effective on steep slopes? (A) Bench terraces (B) Contour bunds (C) Strip cropping (D) Windbreaks 5. : Loose boulder check dams are usually built in: (A) Streams with high discharge (B) Small gullies with low runoff (C) Large rivers (D) Coastal areas 6. : Vegetative barriers like grass strips are used to: (A) Accelerate runoff (B) Reduce sheet and rill erosion (C) Increase soil compaction (D) Reduce infiltration 7. : Gabion structures are made of: (A) Plastic nets (B) Woven wire mesh filled with stones (C) Wooden logs (D) Soil only 8. : Drop spillways are constructed to: (A) Control stream bank erosion (B) Safely dispose of excess runoff with a vertical drop (C) Reduce wind velocity (D) Increase groundwater salinity 9. : The most suitable structure for controlling wind erosion is: (A) Check dam (B) Shelterbelt (C) Contour bund (D) Percolation tank 10. : A percolation pond is mainly constructed for: (A) Groundwater recharge and erosion control (B) Increasing soil erosion (C) Flooding (D) Irrigation only 11. : Contour trenches are effective in: (A) Steep rocky slopes (B) Gentle to moderate slopes for water harvesting (C) Flat plains (D) Sandy deserts only 12. : Drop structures are also known as: (A) Grade control structures (B) Wind barriers (C) Bench terraces (D) Gully plugs 13. : Check dams reduce erosion by: (A) Reducing runoff velocity and trapping sediments (B) Increasing runoff speed (C) Removing vegetation (D) Increasing slope gradient 14. : Brushwood check dams are usually constructed using: (A) Grass and weeds (B) Tree branches and twigs (C) Plastic bags (D) Soil compaction only 15. : A drop spillway is best suited for: (A) Small gully heads (B) Large rivers (C) Coastal erosion (D) Desert dunes 16. : Contour stone bunds are widely used in: (A) Arid and semi-arid regions (B) Forested areas (C) Wetlands (D) Coastal regions 17. : Ravine reclamation is commonly done using: (A) Check dams and afforestation (B) Strip cropping (C) Bench terraces (D) Flood irrigation 18. : Drop inlet spillways are used for: (A) Diverting wind flow (B) Safely carrying runoff from higher to lower levels (C) Reducing groundwater recharge (D) Blocking flood plains 19. : Earthen bunds are most suitable for: (A) Light rainfall areas with gentle slopes (B) High rainfall areas with steep slopes (C) Coastal regions (D) Desert dunes 20. : The cheapest temporary erosion control structure in gullies is: (A) Gabion check dam (B) Brushwood dam (C) Drop spillway (D) Concrete check dam 21. : Drop structures help in: (A) Stabilizing gully heads (B) Increasing sheet erosion (C) Removing groundwater (D) Increasing wind speed 22. : Which erosion control structure also improves groundwater recharge? (A) Check dam (B) Contour bund (C) Percolation pond (D) All of these 23. : Grassed waterways are provided in fields to: (A) Allow safe disposal of excess runoff without erosion (B) Reduce infiltration (C) Increase sheet erosion (D) Block drainage 24. : Which structure is permanent and costly but very effective for gully control? (A) Concrete check dam (B) Brushwood check dam (C) Loose stone dam (D) Contour trench 25. : The choice of erosion control structure mainly depends on: (A) Soil type, rainfall, slope, and land use (B) Fertilizer availability (C) Distance from markets (D) Cost of seeds Agricultural Engineering MCQs🔹 1. Soil and Water Conservation Engineering MCQsSoil Conservation Techniques MCQsWatershed Management MCQsErosion Control Structures MCQsGully and Ravine Control MCQs🔹 2. Irrigation and Drainage Engineering MCQsIrrigation Methods and Systems MCQsCanal and Pipe Flow Design MCQsSurface and Subsurface Drainage MCQsSprinkler and Drip Irrigation Systems MCQsWater Management MCQs🔹 3. Groundwater and Hydraulics MCQsGroundwater Hydrology MCQsWell Hydraulics MCQsPumping Systems MCQsHydraulic Structures for Irrigation MCQs🔹 4. Farm Machinery and Power MCQsFarm Machinery Design and Operation MCQsFarm Tractors and Power Units MCQsTesting and Evaluation of Agricultural Equipment MCQsTillage, Sowing, Plant Protection, Harvesting Machinery MCQsErgonomics and Safety in Agricultural Operations MCQs🔹 5. Agricultural Processing and Food Engineering MCQsPost-Harvest Technology MCQsUnit Operations in Agricultural Processing MCQsGrain Drying and Storage MCQsAgricultural Produce Handling MCQsFood Refrigeration and Cold Chain Management MCQsProcess Equipment Design MCQs🔹 6. Renewable Energy in Agriculture MCQsSolar Energy Applications in Agriculture MCQsBiogas and Biomass Energy Systems MCQsWind Energy for Agricultural Use MCQsEnergy in Agriculture (Efficiency, Auditing, Management) MCQs🔹 7. Farm Structures MCQsDesign of Farm Buildings MCQsStorage Structures (Grain Silos, Godowns) MCQsAnimal Housin MCQsEnvironmental Control in Structures MCQs🔹 8. Agricultural Waste and Environmental Engineering MCQsAgricultural Waste Management MCQsEffluent Treatment Systems MCQsEnvironmental Pollution from Agriculture MCQsControlled Environment Agriculture (Greenhouses, Polyhouses) MCQs🔹 9. Precision Agriculture and Automation MCQsPrecision Farming Tools and Techniques MCQsSensors and IoT in Agriculture MCQsGPS and GIS Applications MCQsVariable Rate Technology MCQsAutomation and Robotics in Agriculture MCQs🔹 10. Remote Sensing and GIS for Agriculture MCQsSatellite Imaging for Crop Monitoring MCQsLand Use Mapping MCQsSoil and Water Resource Mapping MCQs🔹 11. Instrumentation and Control Systems in Agriculture MCQsAgricultural Sensors and Data Acquisition MCQsControl Systems for Irrigation, Machinery, Processing MCQsMechatronics in Agricultural Applications MCQs🔹 12. Project Planning and Farm Management MCQsFarm Planning and Cost Estimation MCQsMachinery Management MCQsResource Use Optimization MCQsAgricultural Engineering Economics (optional but core-specific) MCQs🔹 13. Agricultural Engineering Design and Drawing MCQsComponent Design (Machinery, Structures, Tools) MCQsCAD Applications in Agriculture MCQsAssembly and Part Drawings of Agricultural Equipment MCQs🔹 14. Practical Training / Field Work MCQsMachine Demonstration & Operation MCQsIrrigation Layout and Design MCQsFood Processing Plant Visits MCQs