All Subjects General Agriculture, Biology, Plant Protection & Statistics Principles of Agronomy, Crop Ecology, Geography & Agricultural Meteorology Field Crops Agronomy Weed Management Water Management Soil Fertility and Fertilizer Use Dryland Agronomy Problem Soils Sustainable Land Use Systems
Q.81
ICAR AIEEA PG Agronomy 14 July 2023 (Shift 1) Paper
MCQ (Single Correct) +4 −1
English हिन्दी
For irrigation in one ha wheat field, the level of CPE is fixed at $80\text{ mm}$, compute the amount of irrigation water if desired IW/CPE ratio is $0.8$:
एक हेक्टेयर गेहूं के खेत में सिंचाई के लिए, संचयी पैन वाष्पीकरण का स्तर $80\text{ mm}$ तय किया गया है, यदि वांछित IW/CPE अनुपात $0.8$ है तो सिंचाई जल की मात्रा की गणना करें:
Q.82
ICAR AIEEA PG Agronomy 14 July 2023 (Shift 1) Paper
Statement Based +4 −1
English हिन्दी

Given below are two statements

Statement (I) : In Gridiron drainage system, laterals are provided on both sides of mains.
Statement (II) : The Gridiron drainage system is adopted when the land is practically level or where the land slopes away from sub-mains on one side and when the entire area has to be drained.

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

नीचे दो कथन दिए गए हैं

कथन (I) : ग्रिडिरॉन जल निकासी प्रणाली में, मुख्य पाइप के दोनों किनारों पर लेटरल प्रदान किए जाते हैं।
कथन (II) : ग्रिडिरॉन जल निकासी प्रणाली तब अपनाई जाती है जब भूमि व्यावहारिक रूप से समतल हो या जहाँ भूमि एक तरफ सब-मेन से दूर ढलान पर हो और जब पूरे क्षेत्र को सूखा करना हो।

उपर्युक्त कथनों के आलोक में, नीचे दिए गए विकल्पों में से सबसे उपयुक्त उत्तर चुनें:

Q.83
ICAR AIEEA PG Agronomy 14 July 2023 (Shift 1) Paper
MCQ (Single Correct) +4 −1
English हिन्दी
Water measuring device used for determining discharge from a piped irrigation system is usually:
पाइपयुक्त सिंचाई प्रणाली से डिस्चार्ज निर्धारित करने के लिए उपयोग किया जाने वाला जल मापक उपकरण आमतौर पर कौन-सा होता है?
Q.84
ICAR AIEEA PG Agronomy 14 July 2023 (Shift 1) Paper
Match the Following +4 −1
English हिन्दी
Match List I with List II

Choose the correct answer from the options given below:

सूची I को सूची II के साथ सुमेलित करें:

नीचे दिए गए विकल्पों में से सही उत्तर चुनें:

List - I सूची - I
Ruler / ruling tenure शासक / शासनकाल
List - II सूची - II
Contribution in irrigation सिंचाई में योगदान
A Sir Marquess of Ripon's tenure लॉर्ड रिपन का कार्यकाल I Renala irrigation scheme रेनाला सिंचाई योजना
B Shahjahan's rule शाहजहाँ का शासन II Initiation of well irrigation schemes through Takkavi loans तकावी ऋणों के माध्यम से कुआं सिंचाई योजनाओं की शुरुआत
C Lodhi Rulers लोधी शासक III Hasli canal हसली नहर
D Sir Ganga Ram सर गंगा राम लॉर्ड कर्ज़न का कार्यकाल IV Establishment of first irrigation commission प्रथम सिंचाई आयोग की स्थापना
E Lord Curzon's tenure Lord Curzon's tenure V Contribution to irrigation development is not worth mentioning सिंचाई विकास में योगदान उल्लेखनीय नहीं है
Q.85
ICAR AIEEA PG Agronomy 14 July 2023 (Shift 1) Paper
MCQ (Single Correct) +4 −1
English हिन्दी
Most common salt in saline water is:
लवणीय जल में सबसे सामान्य लवण कौन-सा है?

Agronomy Subjects

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General Agriculture, Biology, Plant Protection & Statistics

6 Topics
Plant Physiology, Photosynthesis, Transpiration and Abiotic Stresses in Crops Historical Milestones, Agricultural Education, ICAR Institutes and Research Infrastructure Genetics, Cytogenetics, Plant Breeding Methods and Varietal Improvement Crop Protection: Major Diseases, Insect Pests and Integrated Plant Health Management Agricultural Statistics, Probability Distributions and Experimental Field Designs (CRD, RBD, SPD) Agricultural Extension, Rural Development Programs and Technology Transfer (KVK, ATMA)

Principles of Agronomy, Crop Ecology, Geography & Agricultural Meteorology

8 Topics
Atmospheric Humidity, Precipitation, Monsoon Dynamics, Weather Forecasting and Agro-Climatic Zones Principles of Agronomy: Definition, Scope, History, Tillage, Tilth and Seedbed Preparation Agricultural Meteorology: Solar Radiation, Photosynthetically Active Radiation (PAR) and Albedo Climate Change, Greenhouse Gases, Global Warming and Impact on Crop Phenology Cropping Systems: Monocropping, Intercropping, Mixed, Sequential, Relay and Competition Indices (LER, ATER) Crop Growth Analysis, Growth Indices (LAI, CGR, RGR, NAR, LAR, SLA) and Yield Attributes Temperature, Growing Degree Days (GDD), Photoperiodism, Thermoperiodism and Heat Units Planting Geometry, Plant Density, Sowing Methods and Crop Stand Establishment

Field Crops Agronomy

9 Topics
Agronomy of Cereal Crops I - Rice: Ecology, Nursery, SRI, Direct Seeded Rice (DSR), Water & Nutrient Management Agronomy of Coarse Cereals and Millets: Maize, Sorghum, Pearl Millet, Finger Millet and Small Millets Agronomy of Major Pulse Crops: Chickpea, Pigeonpea, Mungbean, Urdbean, Lentil and Field Pea Agronomy of Cereal Crops II - Wheat and Barley: Sowing Depth, CRI Stage, Tillage, Nutrient & Irrigation Agronomy of Commercial & Fiber Crops: Cotton, Jute, Sunnhemp and Mesta Agronomy of Plantation, Spice, Medicinal and Aromatic Crops: Tea, Coffee, Turmeric, Ginger and Mentha Agronomy of Fodder, Forage and Pasture Grasses: Berseem, Lucerne, Oat, Sorghum, Napier and Guinea Grass Agronomy of Major Oilseed Crops II: Soybean, Sunflower, Safflower, Linseed, Niger and Castor Agronomy of Sugar Crops: Sugarcane, Sugarbeet, Planting Systems (Trench, IISR, STP) and Ratoon Management

Weed Management

9 Topics
Weed Biology, Classification, Propagation, Dormancy, Dissemination and Crop-Weed Competition Chemical Control: Classification of Herbicides (Selectivity, Application Timing, Chemical Families) Herbicide Formulations, Surfactants, Adjuvants, Safeners and Application Equipment Critical Period of Crop-Weed Competition (CPWC) and Allelopathy in Agro-Ecosystems Herbicide Persistence, Soil Residual Fate, Leaching, Volatilization, Photodecomposition and Selectivity Mechanisms Integrated Weed Management (IWM): Cultural, Physical, Mechanical, Biological (Bioherbicides) and Chemical Controls Herbicide Resistance in Weeds, Cross & Multiple Resistance Mechanisms and Herbicide Tolerant Crops Parasitic Weeds (Striga, Orobanche, Cuscuta, Loranthus) and Aquatic/Invasive Weeds (Eichhornia, Parthenium) Herbicide Mode of Action: ALS, ACCase, Photosystem I & II, EPSPS, Synthetic Auxins, Glutamine Synthetase

Water Management

5 Topics
Soil-Plant-Water Relations: Soil Moisture Constants, Soil Water Potential, Moisture Retention Curves and Hysteresis Crop Water Requirements, Water Use Efficiency (WUE), Consumptive Use and Irrigation Water Quality (SAR, RSC) Irrigation Methods: Surface (Check Basin, Furrow, Border), Pressurized (Drip, Sprinkler) and Fertigation Irrigation Scheduling Criteria: Soil Moisture Depletion, IW/CPE Ratio, Critical Growth Stages and Tensiometers Active Agricultural Drainage: Surface and Sub-surface Drainage Systems, Waterlogging Remediation and Salt Leaching

Soil Fertility and Fertilizer Use

7 Topics
Nutrient Dynamics in Soils: Nitrogen Transformation, Mineralization, Immobilization, Nitrification, Denitrification Secondary and Micronutrients in Soils: Calcium, Magnesium, Sulfur, Zinc, Iron, Manganese, Copper, Boron Essential Plant Nutrients: Classification, Criteria of Essentiality, Roles and Deficiency/Toxicity Symptoms Straight, Complex, Mixed, Slow-Release and Specialty Fertilizers: Chemical Properties, Salt Index and Reactions Integrated Nutrient Management (INM), Site-Specific Nutrient Management (SSNM), Soil Testing and Biofertilizers Phosphorus and Potassium Dynamics: Fixation, Adsorption-Desorption, Quantity-Intensity (Q/I) Relationships Nitrification Inhibitors (N-Serve, DCD, Neem-Coated Urea) and Nitrogen Use Efficiency (NUE) Enhancement

Dryland Agronomy

3 Topics
Crop Adaptation to Drought, Anti-transpirants (Stomatal, Reflecting, Film-forming) and Mulching Techniques Rainwater Harvesting, In-situ Moisture Conservation, Contingency Crop Planning and Watershed Management Dryland vs Rainfed Farming: Characteristics, Classification, Moisture Stress and Drought Types

Problem Soils

2 Topics
Salt-Affected Soils: Saline, Sodic, Saline-Sodic Soils, Diagnostics (ECe, ESP, SAR, pH) and Chemical Reclamation Acid, Acid-Sulfate, Calcareous and Degraded Problem Soils: Liming, Amelioration and Crop Adaptation

Sustainable Land Use Systems

3 Topics
Agroforestry Systems, Farming Systems Research (FSR), Integrated Farming Systems (IFS) and Wasteland Management Conservation Agriculture: Principles, Minimum Tillage, Zero Tillage, Bed Planting and Crop Residue Retention Organic Farming, Natural Farming (ZBNF), Certification Standards and Organic Inputs Preparation
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