Which of the following is a traditional rainwater harvesting... | Agrigyan

All Subjects General Agriculture Cropping and Farming Systems and Organic Farming Soil-Plant-Water Relationship Weed Management Sustainable Land Use Systems Soil Fertility and Fertilizer Use Agricultural Statistics Crop Production Dryland Agronomy Crop Ecology and Geography Irrigation Water Management Management of Problematic Soils and Crop Production

61

Agronomy- ICAR JRF/SRF 2024

Statement Based

Given below are two statements related to peak rate of runoff

Statement (I) : The factors related to retardance to flow caused by the effect of surface detention and channel storage considered

Statement (II) : The runoff coefficient is dependent only on watershed characteristics.

In light of the above statements, choose the most appropriate answer from the options given below.

Both Statement (I) and Statement (II) are true. Both Statement (I) and Statement (II) are false. Statement (I) is true but Statement (II) is false. Statement (I) is false but Statement ({I) is true.

62

Agronomy- ICAR JRF/SRF 2024

MCQ (Single Correct)

Soil moisture tension in a salt free soil at field capacity depending on soil texture ranges from

7 to 32 atmosphere 0.7 to 7 atmosphere 0.04 to 0.7 atmosphere < 0.01 atmosphere

63

Agronomy- ICAR JRF/SRF 2024

MCQ (Single Correct)

Surangam, water harvesting structures are found in

Bellary Tamil Nadu Kasargod Telangana

64

Agronomy- ICAR JRF/SRF 2024

MCQ (Single Correct)

Which of the following is a traditional rainwater harvesting technique practiced in rainfed agriculture?

Desalination Drip irrigation Contour bunding Sprinkler irrigation

65

Agronomy- ICAR JRF/SRF 2024

MCQ (Single Correct)

Which of the following irrigation scheduling methods relies on soil moisture measurements to determine when irrigation is
needed?

Calendar-based scheduling Crop water stress index (CWSI) Pan evaporation method Soil moisture sensors

General Agriculture 20
Cropping and Farming Systems and Organic Farming 9
Soil-Plant-Water Relationship 9
Weed Management 6
Sustainable Land Use Systems 12
Soil Fertility and Fertilizer Use 6
Agricultural Statistics 6
Crop Production 6
Dryland Agronomy 12
Crop Ecology and Geography 18
Irrigation Water Management 12
Management of Problematic Soils and Crop Production 4

Agricultural Statistics

2 Topics

Experimental Field Designs: Principles (Randomization, Replication, Local Control), CRD, RBD, Latin Square & Factorial Experiments Statistical Inference: Significance Testing (t-Test, F-Test, Chi-Square), ANOVA, Transformations & Intercropping Competition Indices

Crop Ecology and Geography

2 Topics

Crop Ecology: Ecological Optima, Environmental Limits, Crop Geography & Agro-Ecological Delineation Active Physiological Agronomy: Canopy Photosynthesis (C3, C4, CAM), Thermal Units & Photoperiodic Flowering

Crop Production

2 Topics

Cereal, Millet & Fiber Agronomy: Package of Practices, Cultivar Selection, Plant Geometry & Yield Physiology Pulses, Oilseeds, Sugar & Tuber Crops: Cultural Practices, Seed Inoculation (Rhizobium), Quality Components & Post-Harvest

Cropping and Farming Systems and Organic Farming

2 Topics

Integrated Farming Systems (IFS), Organic Farming Standards (NPOP), Biodynamic & Natural Farming Principles Cropping Systems: Mono, Multiple, Inter, Sequential, Relay & Mixed Cropping Indices (CROPI, LER, ATER)

Dryland Agronomy

2 Topics

Dryland Agriculture: Delineation (Arid, Semiarid), Drought Classification, Moisture Stress Physiology & Contingency Planning In-Situ Moisture Conservation, Water Harvesting, Farm Ponds, Anti-Transpirants & Watershed Management

General Agriculture

6 Topics

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

Irrigation Water Management

2 Topics

Irrigation Application Methods (Border, Furrow, Basin, Drip, Sprinkler), System Efficiencies & Agricultural Drainage Irrigation Scheduling: Soil Moisture Depletion, IW/CPE Ratio, Critical Growth Stages & Plant Temperature Stress Indices

Management of Problematic Soils and Crop Production

2 Topics

Salt-Affected Soils: Saline, Sodic & Saline-Sodic Soils Genesis, Classification, ESP, SAR & Chemical Reclamation (Gypsum) Acid, Acid-Sulfate, Waterlogged & Heavy Metal Contaminated Soils: Diagnosis, Liming & Agronomic Crop Production

Soil Fertility and Fertilizer Use

2 Topics

Fertilizer Technology: Nitrogen, Phosphorus, Potassium & Micronutrient Fertilizers, NUE & Site-Specific Nutrient Management (SSNM) Plant Nutrient Essentiality, Biochemical Functions, Deficiency Symptoms & Nutrient Interactions (Synergy/Antagonism)

Soil-Plant-Water Relationship

2 Topics

Soil Water Energy Concepts: Water Potential Components (Matric, Osmotic, Pressure, Gravitational) & Energy Retention Soil Water Measurement (Tensiometer, Gypsum Blocks, TDR, Neutron Probe), Plant Water Status & Soil Hydraulic Conductivity

Sustainable Land Use Systems

2 Topics

Land Capability Classification, Alternate Land Use, Agroforestry Systems (Agrisilviculture, Silvopasture) & Wasteland Farming Conservation Agriculture: Minimum/Zero Tillage, Crop Residue Mulching, Crop Diversification & Carbon Sequestration

Weed Management

2 Topics

Herbicide Technology: Chemical Classes, Mode of Action, Selectivity, Resistance & Integrated Weed Management (IWM) Weed Biology, Crop-Weed Competition, Critical Periods, Weed Seed Dormancy & Allelopathy

Agronomy- ICAR JRF/SRF 2024

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