What is a potential disadvantage of agroforestry systems? | Agrigyan

Q.6

Water Science and Technology- ICAR JRF/SRF 2024 (Q.13)

MCQ (Single Correct) +4 −1

What is a potential disadvantage of agroforestry systems?

Increased soil erosion Decreased carbon sequestration Reduced biodiversity Enhanced susceptibility to pests

Q.7

Water Science and Technology- ICAR JRF/SRF 2024 (Q.15)

MCQ (Single Correct) +4 −1

Sesamum belongs to the family

Chenopodiaceae Papilionaceae Leguminosae Pedaliaceae

Q.8

Water Science and Technology- ICAR JRF/SRF 2024 (Q.17)

MCQ (Single Correct) +4 −1

Which of the following is NOT a significant contributor to greenhouse gas emissions from livestock farming?

Carbon dioxide Methane Nitrous oxide Ammonia

Q.9

Water Science and Technology- ICAR JRF/SRF 2024 (Q.20)

MCQ (Single Correct) +4 −1

What is the role of "companion planting" in agriculture?

Enhancing soil fertility through crop rotation Growing different crop species together to deter pests Cultivating plants in hydroponic system Increasing soil compaction through cover cropping

Basics of Pressurized Irrigation System

2 Topics

Micro-Irrigation Systems: Drip, Trickle, Bubbler Components, Emitter Hydraulics & Filtration Technologies Sprinkler Irrigation System Design: Operating Pressures, Spray Nozzles, Distribution Patterns & Fertigation Protocols

Crop Water Requirement

2 Topics

Consumptive Use, Effective Rainfall, Crop Water Productivity & Field Water Balance Accounting Reference Evapotranspiration (ETo), Crop Coefficients (Kc), Penman-Monteith Equation & Lysimetry

General Agriculture

5 Topics

Soil Science, Plant Nutrition & Reclamation Active Crop Genetics, Plant Breeding & IPR Agricultural Meteorology & Climate Science Agronomy, Tillage & Field Crop Production Cell Biology, Plant Physiology & Biochemistry

General Concepts of Water Resources Management

2 Topics

Indian Water Resources, National Water Budget, Green/Blue/Grey Water Concepts & Hydrological Balance Water Governance, Interstate Water Disputes, Water Pricing, River Interlinking & Climate Change Adaptation

Ground Water Management, Wells and Pumps

3 Topics

Groundwater Extraction, Well Design, Tube-wells, Artificial Aquifer Recharge & Pumping Economics Hydrogeology, Aquifer Parameters (Transmissivity, Storativity), Theis/Cooper-Jacob Well Hydraulics & Cone of Depression Irrigation Pumps: Centrifugal, Submersible, Characteristic Performance Curves, Cavitation & Power Sizing

Hydrology and Watershed Management

2 Topics

Rainfall-Runoff Modeling, Unit Hydrographs, Baseflow Separation & Streamflow Routing Watershed Geomorphology, Integrated Watershed Management, Rainwater Harvesting (Khadin, Surangam) & Water Users Associations (WUAs)

Irrigation Water Management & Drainage

3 Topics

Irrigation Scheduling Criteria (Soil Moisture, Climatological IW/CPE, Plant Stress Indicators) Surface Irrigation Engineering: Furrow, Border, Basin Hydraulics, Distribution Uniformity & Canal Outlets/Modules Agricultural Drainage Principles: Surface/Subsurface Tile Drainage, Waterlogging Control & Drainage Equations

Management and Remediation of Poor Quality Soil and Water

2 Topics

Irrigation Water Quality Standards (Salinity, SAR, RSC, Boron/Trace Element Limits & Sodicity Hazards) Reclamation of Saline, Sodic and Acid Soils: Salt Balance, Leaching Requirement, Gypsum Requirement & Salt Tolerance

Rainfed Agriculture

2 Topics

Rainfed Agro-ecosystems, Drought Classification, Contingency Crop Planning & Moisture Conservation Practices In-Situ Water Harvesting, Conservation Tillage, Organic Mulches, Antitranspirants & Runoff Farming

Soil and Water Conservation

3 Topics

Water and Wind Erosion Mechanics, Universal Soil Loss Equation (USLE/RUSLE), Erosivity & Erodibility Engineering Soil Conservation Structures: Bunds, Terraces, Grassed Waterways & Gully Control Measures Hydraulic Jump Mechanics & Spillway Engineering (Drop, Drop-Inlet, Chute Spillways & Farm Ponds)

Soil-Water-Plant and Atmosphere Relationships

3 Topics

Plant Water Relations, Transpiration Mechanics, Water Stress Indicators & Crop Water Footprints Soil Water Potential Thermodynamics (Matric, Osmotic, Gravitational) & Energy Retention Curves Soil Water Movement Mechanics (Saturated/Unsaturated Flow, Darcy's Law, Hydraulic Conductivity & Infiltration)

Water Science and Technology- ICAR JRF/SRF 2024

120 Questions Bilingual

RPSC Agriculture Exams

5 Exams

Food Safety Officer Assistant Agriculture Officer Agriculture Officer RPSC Agriculture Research Officer RPSC AARO

RSSB Agriculture Exams

1 Exam

RSSB Agriculture Supervisor

National & PG Entrances

4 Exams

ICAR AIEEA PG CUET UG Rajasthan Agriculture Pre-PG ICAR JRF/SRF