All Subjects General Agriculture Microbiological and Quality Aspects of Fish and Fishery Products Fisheries Resources Fishing Technology Fish Biology and Stock Assessment Fishing Harbour and Fleet Management Fisheries Management and Responsible Fisheries Aquaculture Engineering Fisheries Livelihood Refrigeration, Electrical & Equipment Engineering Fish Biochemistry Low and High Temperature Preservation Fish Curing, Value Addition and By-Products
Q.26
Fishing Technology and Engineering- ICAR JRF/SRF 2024
MCQ (Single Correct)
The Trophic Level of top level predatory fish will be between
Q.27
Fishing Technology and Engineering- ICAR JRF/SRF 2024
MCQ (Single Correct)
The definitive indication of a "spawning" ovary in finfish histology is the presence of
Q.28
Fishing Technology and Engineering- ICAR JRF/SRF 2024
MCQ (Single Correct)
The von Bertalanffy equation deals with the following in fish
Q.29
Fishing Technology and Engineering- ICAR JRF/SRF 2024
MCQ (Single Correct)
Fishes which spend most of their life in freshwater and migrate to sea to breed are called
Q.30
Fishing Technology and Engineering- ICAR JRF/SRF 2024
MCQ (Single Correct)
The Merchant Shipping Act

Fisheries Technology & Engineering Subjects

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Aquaculture Engineering

4 Topics
Aquaculture Farm Surveying & Earthen Pond Engineering: Site Selection, Contour Topography, Ideal Soils (Clay Loam), Dyke Design, Berms & Sluice Gates Water Supply, Pumping & Hydraulic Structures: Tidal Feeder Canals, Monks, Weirs, Head Losses & Air-Lift Pumping Systems Recirculating Aquaculture Systems (RAS) & Filtration Engineering: Mechanical Drums, Biological Filters (Bio-Drum), Nitrification Kinetics & Water Exchange Open Water Cage Culture & Mooring Engineering: Circular/Rectangular Cages, Mooring Lines, Anchors, Grid Subsystems & Net Antifouling

Fish Biochemistry

4 Topics
Fish Muscle Proteins & Structural Biochemistry: Sarcoplasmic, Myofibrillar (Actomyosin), Stroma (Collagen) & Connective Mucopolysaccharides Marine Lipids, PUFAs & Antioxidant Mechanisms: Omega-3 Fatty Acids (EPA, DHA), Lipid Peroxidation, Prostaglandin Synthesis & Astaxanthin Non-Protein Nitrogen (NPN) & Biogenic Amines: Trimethylamine Oxide (TMAO), Urea, Free Amino Acids, Betaines, Octopine & Histamine/Cadaverine Post-Mortem Rigor Mortis, Autolysis & Spoilage Enzymes: Glycolysis, ATP Breakdown, Cathepsins, Calpains, Bleeding & Enzymatic Hydrolysis

Fish Biology and Stock Assessment

6 Topics
Ecosystem Modeling, Remote Sensing & Marine GIS: ECOPATH with ECOSIM, Potential Fishing Zones (PFZ), Ocean Colour Sensors & Acoustic Biomass Ichthyotaxonomy, Morphometrics & Anatomy: Finfish Classification, Meristic Characters, Larval Metamorphosis & Age Estimation via Otoliths Trophodynamics & Feeding Ecology: Alimentary Canal Adaptations, Index of Relative Importance, Levins Niche Breadth Index & Trophic Levels Reproductive Biology, Hermaphroditism & Maturation: Fecundity, Gonadosomatic Index, Protogyny, Diandry, Spawning Histology & Gynogenesis Fish Growth, von Bertalanffy Model & Mortality: Length-Weight Relationship, Isometric/Allometric Growth, Total (Z), Natural (M) & Fishing (F) Mortality Stock Assessment Models & Maximum Sustainable Yield: Surplus Production Models (Schaefer, Fox), Analytical Models, Linearized Catch Curve & MSY/MEY

Fish Curing, Value Addition and By-Products

4 Topics
Surimi Technology & Texturized Seafood Products: Water Leaching, Cryoprotectants (Sugar, Sorbitol, Polyphosphates), Heat-Induced Gelation & Kamaboko Salting, Drying & Water Activity Principles: Moisture Sorption Isotherms, Equilibrium Relative Humidity (ERH), Halophilic Bacteria & Salt Curing Methods Fish Smoking & Carcinogenic Compounds: Hot vs Cold Smoking, Polycyclic Aromatic Hydrocarbons (PAH / Benzopyrene), Smoke Generation & Preservative Phenols Marine Bio-Polymers, Chitin, Chitosan & Squalene: Demineralization, Deproteinization, Deacetylation, Shark Liver Oil Squalene & Pearl Essence (Guanine)

Fisheries Livelihood

3 Topics
Gender Roles, Women in Fisheries & Welfare Schemes: Division of Labour, CEDAW, Gender Development Index (GDI), PMMSY & Microfinance Collectives Fisher Community Livelihood Assets & Vulnerability: Sustainable Livelihood Approach (Human, Natural, Financial, Social, Physical Capitals) & Disaster Risk Fisheries Extension, Institutions & Blue Economy: Extension Approaches, NFDB, Blue Revolution Initiatives, Primary Fisheries Co-operatives & Blockchain

Fisheries Management and Responsible Fisheries

3 Topics
Selective & Eco-Friendly Fishing Gears: Bycatch Reduction Devices (BRD), Turtle Excluder Devices (TED), Square Mesh Codends & Selectivity Curves Fisheries Legislation, Treaties & Maritime Law: Territorial Waters, UNCLOS, High Seas Treaty, Indian Fisheries Act & Maritime Zones Act Active Input, Output & Technical Management Controls: Mesh Size Regulations, Closed Fishing Seasons (Bans), Marine Fishing Regulation Acts & MSC

Fisheries Resources

3 Topics
Inland & Estuarine Fisheries Resources: Major Riverine Systems (Ganga, Brahmaputra), Coldwater Fisheries, Reservoir Fisheries & Estuaries Aquatic Biodiversity, Endangered Species & Conservation: IUCN Red List, CITES, Marine Protected Areas, Gulf of Mannar Biosphere & Exotic Species Global & Indian Marine Capture Fisheries: EEZ Potential, Continental Shelf Resources, Pelagic & Demersal Finfish/Shellfish Stocks

Fishing Harbour and Fleet Management

5 Topics
Marine Navigation, Electronic Instruments & Safety: Seamanship, SOLAS 1974, Port/Starboard Rules, GPS Signals, Sonar/Echo Sounders & Radar Fishing Boat Architecture & Hull Geometry: Lines Plan Lofting, Hull Forms (Flat, V-Bottom, Round Bilge), Wave Resistance & Bulbous Bow Vessel Hydrostatics, Capacity & Stability: Displacement, Deadweight, Gross/Net Tonnage, Midship Section, Waterlines & Metacentric Height Marine Propulsion Systems, Propellers & Steering: Inboard/Outboard Marine Engines, Propeller Pitch, Slip, Cavitation, Rudder & Maneuvering Fishing Harbour Engineering & Yard Operations: Harbour Layout, Breakwaters, Jetties, Slipways, Dry Docks, Marine Borers & Cathodic Protection

Fishing Technology

6 Topics
Active & Surrounding Fishing Gears: Trawls, Suberkrub Otter Boards, Beach Seines (Kambavalai), Purse Seines & Lampara Nets Fishing Gear Design, Lofting & Calculations: Hanging Coefficients (E1, E2), Twine to Mesh Ratio (d/a), Net Scale Drawings & Cutting Rates Bycatch Reduction Devices & Gear Selectivity: Nordmore Grids, Turtle Excluder Devices (TED), Square Mesh Codends & Flume Tank Testing Fish Behaviour, Trolling & Hydrodynamic Devices: Burst Swimming Speed, Hydrofoil Depressors, Artificial Baits & Fish Aggregating Devices (FADs) Fishing Gear Materials & Twine Properties: Natural vs Synthetic Fibers, Twine Construction (S/Z Twist), Breaking Strength & Netting Nomenclature Passive & Selective Fishing Gears: Gillnets, Entangling Nets, Hook and Line / Longline Mechanics, Traps & Pots

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

Low and High Temperature Preservation

2 Topics
Freezing Engineering & Cryoprotection: Air Blast Freezing, Plate Freezing, Individual Quick Freezing (IQF), Cryogenic Freezing, Glazing & Freeze Denaturation Thermal Processing & Commercial Sterilization: Canning Operations (Exhausting, Double Seaming Overlap), Thermal Death Kinetics (D, Z, F Values) & Retort Processing

Microbiological and Quality Aspects of Fish and Fishery Products

2 Topics
Chemical Additives, Contaminants & Residues: Sorbic Acid, Benzoates, Polyphosphates, Sulfites, Heavy Metals (Mercury, Lead, Cadmium) & Antibiotic Residues International Quality Standards, HACCP & Export Regulations: Seven HACCP Principles, Codex Alimentarius, ISO 22000, FSSA 2006, MPEDA ELISA & Traceability

Refrigeration, Electrical & Equipment Engineering

4 Topics
Marine Refrigeration Cycles & Heat Load Engineering: Vapor Compression Cycle, Compressors, Condensers, Heat Load Calculations & Safety Protocols Marine Electrical Systems & Power Distribution: Step-Up/Step-Down Transformers, Three-Phase AC Systems, DC Motors & Switchboards Seafood Freezing Equipment & Thermodynamic Machinery: Air Blast Freezers, Contact Plate Freezers, Cryogenic Tunnel Freezers & Freeze Dryers Thermal Dehydration & Food Processing Machinery: Mechanical Tunnel Dryers, Dehydrators, Packing Machines & Equipment Preventative Maintenance
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Food Safety Officer Assistant Agriculture Officer Agriculture Officer RPSC Agriculture Research Officer RPSC AARO

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