Photosynthesis to Respiration Ratio is larger (P:R=1) in | Agrigyan

All Subjects General Agriculture Microbiological and Quality Aspects of Fish and Fishery Products Fisheries Resources Fundamentals of Environmental Sciences Fish Biology and Stock Assessment Aquatic Pollution and Microbiology Fisheries Management and Responsible Fisheries Aquatic Ecosystem, Biodiversity and Marine Ecology Fisheries Livelihood Chemical Interaction in the Aquatic Environment and Analytical Techniques Fish Biochemistry Fisheries Oceanography Low and High Temperature Preservation Fish Curing, Value Addition and By-Products
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Aquatic Environmental Management- ICAR JRF/SRF 2024
MCQ (Single Correct)
Type Ill Ecolabels are also referred as-
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Aquatic Environmental Management- ICAR JRF/SRF 2024
MCQ (Single Correct)
One of the following is an important aspect of Environmental Economics
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Aquatic Environmental Management- ICAR JRF/SRF 2024
MCQ (Single Correct)
Photosynthesis to Respiration Ratio is larger (P:R=1) in
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Aquatic Environmental Management- ICAR JRF/SRF 2024
MCQ (Single Correct)
The Secretariat of Ramsar Convention is based in-
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Aquatic Environmental Management- ICAR JRF/SRF 2024
MCQ (Single Correct)
The Simpson Diversity Index ranges between

Aquatic Environmental Management Subjects

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Aquatic Ecosystem, Biodiversity and Marine Ecology

3 Topics
Marine Biodiversity, Hotspots & Ecological Indices: Alpha/Beta/Gamma Diversity, Simpson & Shannon Indices, UNESCO Marine World Heritage (Sundarbans) Coastal Geomorphology, Sandy Beaches & Marine Protected Areas: Reflective vs Dissipative Beaches, Coastal Zonation, MPAs (Holiday & Lothian Islands) Aquatic Ecology, Estuaries & Wetland Conservation: Inland Lotic/Lentic Waters, Estuarine Hydrodynamics, Ramsar Convention & Secretariat (Gland)

Aquatic Pollution and Microbiology

5 Topics
Microplastics, Nanoparticles & Emerging Contaminants: Microplastic Entry Routes, Ingestion Hazards, Nanotoxicity & Coral Bleaching by Sunscreens Bioremediation Technologies & Microbial Biogeochemistry: Microalgae Phycotechnology, Pollutant Biodegradation, Bio-Sensors & Antibiotic Resistance Eutrophication, Nutrient Dynamics & Hypoxia: Nitrogen/Phosphorus Loading, Cultural Eutrophication, Algal Blooms & Dissolved Oxygen Depletion Heavy Metal Ecotoxicology & Aquatic Bioaccumulation: Mercury, Cadmium, Lead Toxicity, Bioaccumulation Kinetics & Histopathological Symptoms Aquatic Microbial Communities & Biofilm Ecology: Microflora Dynamics, Biofilms Role in Water Purification, Extracellular Polymeric Substances (EPS)

Chemical Interaction in the Aquatic Environment and Analytical Techniques

2 Topics
Aquatic Soil Mineralogy, Profile Horizons & Surface Chemistry: Soil Texture Fractions, Specific Surface Area, Zeolite Tetrahedrons & Cation Exchange (CEC) Organic Matter Decomposition & Chemical Detoxification: Humification Kinetics, Mineralization Rates, Sediment Redox Potentials & Soil Remediation

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 Input, Output & Technical Management Controls: Mesh Size Regulations, Closed Fishing Seasons (Bans), Marine Fishing Regulation Acts & MSC

Fisheries Oceanography

4 Topics
Ocean-Atmosphere Couplings, ENSO & Indian Ocean Dipole: El Nino-Southern Oscillation (ENSO), Southern Oscillation Index (SOI) & IOD Dynamics Satellite Oceanography, Altimetry & Fisheries Applications: Sea Surface Altimetry, Ocean Eddies, Sea Surface Temperature (SST) & Artificial Reefs Physical Oceanography, Ocean Currents & Bathymetry: Mid-Ocean Ridges, Thermohaline Circulation, Coriolis Deflection & Wind-Driven Surface Currents Coastal Upwelling Systems & Biological Productivity: Wind-Induced Ekman Transport, Coastal Upwelling Zones, Mudbanks (Chakara) & Phytoplankton Blooms

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

Fundamentals of Environmental Sciences

3 Topics
Environmental Impact Assessment (EIA) & Statutory Law: EIA Process, Notification 2006, Public Hearings, Environmental Economics & Carbon Credits Atmospheric Physics, Meteorology & Global Warming: Earth Spheres, Radiative Forcing, Greenhouse Effect, Photochemical Smog & SO2 Emissions Ecological Interactions & Ecosystem Energetics: Population Interactions (Amensalism, Mutualism), Energy Trophic Flow & Photosynthesis-Respiration Ratio Active

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
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