Amount of water retained at low values of matric suction is... | Agrigyan

Q.1

Environmental Science- ICAR JRF/SRF 2024 (Q.21)

MCQ (Single Correct)

Amount of water retained at low values of matric suction is mainly affected by

Soil texture Soil structure Air-entry suction Specific-surface of the soil

Q.2

Environmental Science- ICAR JRF/SRF 2024 (Q.23)

MCQ (Single Correct)

What is the coordination number of cubic tetrahedral type packing of soil spherical particles?

6 8 10 12

Q.3

Environmental Science- ICAR JRF/SRF 2024 (Q.24)

MCQ (Single Correct)

What is not an assumption of Stoke's law?

All particles have the same density The particles are rigid, smooth ad spherical Fluid flow around the particle is turbulent The particles are large enough to be unaffected by the thermal motion

Q.4

Environmental Science- ICAR JRF/SRF 2024 (Q.25)

MCQ (Single Correct)

Apparent drought is caused by

Wrong selection of crop Late onset of monsoon Wrong selection of crop variety Early withdrawal of monsoon

Q.5

Environmental Science- ICAR JRF/SRF 2024 (Q.28)

MCQ (Single Correct)

Bilinear interpolation is the type of Interpolation where for each new location the intensity of the

Four pixels immediate pixel Eight pixels Sixteen pixels

Atmospheric Pollution, Climate Change, Disasters & EIA

3 Topics

Environmental Impact Assessment (EIA Protocols, Methodologies), Disaster Management (NDMA) & Noise Pollution Acoustics Criteria Air Pollutants, Smog Chemistry, Atmospheric Dispersion Modeling (Gaussian Plume) & Inversion Layers Greenhouse Effect, Global Warming, Ozone Depletion Chemistry, Montreal Protocol & Kigali Amendment

Biodiversity and Conservation

3 Topics

Agro-Biodiversity, Biogeographic Zones of India, Global Biodiversity Hotspots & Endemism Threatened Species, IUCN Red List Criteria, In-Situ/Ex-Situ Conservation Strategies & Ramsar Wetland Protection Biodiversity Legislation: Biological Diversity Act 2002, NBA/SBB/BMC Institutional Framework & International Treaties

Fundamentals of Environmental Science, Natural Resources & Ecology

3 Topics

Earth Spheres (Atmosphere, Hydrosphere, Lithosphere, Biosphere), Vertical Thermal Stratification & Lapse Rates Ecological Succession, Population/Community Dynamics, Species Interactions & Ecological Footprint Concepts Ecosystem Ecology: Structural Trophic Levels, Ecological Pyramids, Energy Flow Dynamics & Biogeochemical Cycles

General Agriculture

5 Topics

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

Renewable and Non-Conventional Energy Resources

3 Topics

Bio-energy Systems: Biomass Briquetting, Petro-crops, Gasifiers, Synthesis Gas & Microbial Biofuels (Microalgae) Solar Thermal, Photovoltaics, Wind Energy Aerodynamics (Muppandal Windfarm) & Hydroelectric Energy Nuclear Energy (Fission, Fusion Physics), Geothermal Energy, Tidal Power & Integrated Rural Energy Planning (IREP)

Solid and E-Waste Management

2 Topics

Waste Processing Technologies: Composting, Pyrolysis, Gasification, Incineration & Hazardous/Bio-medical Waste Rules Integrated Solid Waste Management: Waste Hierarchy, 5R Principles, Source Segregation & Sanitary Landfill Mechanics

Statistical Methods and Experimental Designs

2 Topics

Probability Distributions (Normal, Binomial, Poisson), Hypothesis Testing, Type I/II Errors & Degrees of Freedom Experimental Designs: CRD, RCBD, Latin Square Design (LSD), Factorial Experiments & Environmental ANOVA Modeling

Water and Soil Pollution & Remediation

3 Topics

Soil Contamination: Heavy Metals, Pesticide Xenobiotics, Saline Runoff & Remediation Technologies (Phytoremediation, Bioremediation) Active Water Pollution Dynamics: BOD, COD, DO Sag Curve, Aquatic Eutrophication & Industrial Effluent Standards (CPCB) Wastewater Engineering: Primary, Secondary, Tertiary Treatment, Aerobic/Anaerobic Stabilization Ponds & Zero Liquid Discharge (ZLD)

Environmental Science- 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

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1 Exam

RSSB Agriculture Supervisor

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4 Exams

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