Download Soil genesis and classification - SST401 Past Question PDF

Topics: Soil, rock weathering, soil formation, soil profile, soil classification, soil taxonomy, entisols, inceptisols, andisols, gelisols, histosols, Soil Architecture, soil color, soil texture, soil textural classes, mineral soils structure, tillage, soil density, soil water, soil water energy, soil water content, soil water potential, infiltration, percolation, water vapor movement, hydrologic cycle, soil-plant-atmosphere continuum, enhancing soil drainage, septic tank drain fields, soil aeration, redox potential, wetlands, soil temperature control, soil colloids, layer silicate clay structure, cation exchange capacity, soil acidity, soil ecology, soil organism, earthworms, ants, termites, soil algae, soil fungi, soil prokaryotes, soil organic, soil organic matter management, climate change, soil phosphorus, sulfur oxidation, sulfur retention, soil fertility maintenance, phosphorus cycle, ammonia volatilization, ammonia fixation, sulfur cycle, calcium, magnesium, silicon, trace elements, Practical Nutrient Management, chemical pollution, Geographic Soils Information

Topics: soil properties, soil management, tropical environment, temperature, solar radiation, rainfall, tropical climates, vegetation, physiography, Anthropocene, biodiversity, climate change, demographics, Green Revolutions, Tropical Agroecosystems, land use, land-use change, Pedology, Physics, Chemistry, Biology, Laterite Paradigm, tropical soils, tropical soil research, Soil Taxonomy, soil classification systems, soil physical properties, soil temperature, soil structure, soil compaction, soil water, soil erosion, conservation, conservation agriculture, water, rainfed agriculture, irrigated agriculture, irrigation, mineralogy, clay minerals, mineralogy families, Anion Exchange Capacity, soil acidity capacity, Acid Soil Infertility, Liming, overliming, subsoil acidity, secondary acidity, soil biology, soil biodiversity, comminution, decomposition, nutrient elements transformation, soil structure regulation, organic carbon, carbon pools, carbon fractions, animal manures, composts, biochars, organic farming, soil fertility, nutrient cycling, nutrient uptake, determining fertilizer needs, nitrogen cycle, nitrogen pools, atmospheric deposition, biological nitrogen fixation, mineral fertilizers, organic nitrogen mineralization, soil nitrogen fertilizer reactions, Phosphorus Cycle, Phosphorus, Total Soil Phosphorus, inorganic Phosphorus, Phosphorus sorption, Phosphorus release, plant Phosphorus requirements, Phosphorus fertilization, sulfur cycle, sulfur sorption, Sulphur fertilization, Forest–Soil Nutrient Cycles, land clearing, Mechanized Land Clearing, Crop Yield Declines, Field Abandonment, Secondary Forest Fallows, puddling, flooding, rice cultivation systems, Nutrient Management, Yield Stagnation, Nitrogen Sequestration, Livestock-Based Tropical Systems, tropical pastures, Tropical Livestock Management Systems, pastoralism, Smallholder Mixed Crop–Livestock Systems, Extensive Pasture-Based Beef Production, Pasture Degradation, Crop–Pasture Integration, Tropical Tree-Based Systems, Plantation Forestry, Plantation Forestry Species, Agroforestry, Agroforestry Tree Species, Agroforestry Systems, Simultaneous Agroforestry, Sequential Agroforestry, tree crops

Topics: Soil Genesis, soil Classification, soil composition, soil morphology, soil-forming factors, soil materials, weathering, soil-forming processes, soil classification systems, soil taxonomy, alfisols, andisols, aridisols, entisols, galisols, histosols, organic soils, Inceptisols, Embryonic Soils, Mollisols, Oxisols, Low Activity Soils, Spodosols, Ultisols, Low Base Status Soils, Vertisols, Shrinking Dark Clay Soils, Swelling Dark Clay Soils

Topics: Soil Conservation, Water Conservation, erosion, Soil Erosion and Civilization, Geologic Erosion, Sedimentation, Landscape Development, rock types, Sedimentary Landforms, Mass Movement Deposits, Glacial Landscapes, Water Erosion, erosion damage, Vegetation, Soil Properties, Soil Erodibility, pollution, Water-Erosion Control, Wind Erosion, wind erosion process, Windbreaks, Shelterbelts, Wind-Erosion Control, Predicting Soil Loss, Tolerable Soil Loss, Universal Soil Loss Equation, Computer-Based Soil Loss Prediction Models, Wind-Erosion Prediction Equation, Wind Erosion Prediction System, Soil Map Unit Interpretations, soil survey, Land Use Planning, managing land, cropping systems, Managing Monocultures, crop rotations, Multiple Cropping, Evaluating Cropping Systems, strip cropping, tillage, Conservation Tillage, deep tillage, Contour Cultivation, Emergency Wind-Erosion Control, Gully-Control Structures, road ditches, culverts, Earthen Dams, Streambank Protection, flood control, Wind Erosion-Control Structures, Pastureland Management, Rangeland Management, Forestland Management, water cycle, drought, Soil Drainage, wetlands, Irrigation, Irrigation Methods, Land Reclamation, Conservation Irrigation, soil pollution, pollutants, industrial wastes, agricultural wastes, aerosols, polluted soil, Hazardous Sites, Soil Remediation, Water Quality, water Pollution, Water acidification, Farm Service Agency

Topics: Pedology, Soil Physics, soil formation, soil morphology, soil characteristics, soil components, soil-forming rocks, rock weathering, minerals, soil survey, soil mapping, soil classification, Nigerian Soils, Nigerian Soils properties, Nigerian Soils classification

Topics: Soil Morphology, soil Classification, soil horizons, soil boundaries, soil colour, soil texture, soil structure, Soil Consistence, Root abundance, soil formation, catena, Nigerian soil classification, Soil Moisture Regime, soil taxonomy

Topics: Soil survey, land evaluation, soil survey reports, soil maps, soil mapping processes, soil mapping units, Soil Morphological investigations, soil horizons, soil boundaries, soil colour, soil texture, soil structure, Soil Consistence, Root abundance, Soil pH, Effervescence, Soil Survey Reports writing, Land Suitability Classification, land evaluation procedures

Topics: soil science, soil habitat, soil mineral components, soil organisms, soil organic matter, soil structure, soil micromorphology, soil porosity, soil-forming factors, climate, hydrologic cycle, soil temperature, evaporation, cation exchange, Anion adsorption, Clay–organic matter interactions, soil aeration, soil respiration, soil profile, Hydromorphic soils, Salt-affected soils, nutrient cycling, phosphorus, sulphur, potassium, calcium, magnesium, trace elements, soil management, soil acidity, liming, soil erosion, fertilizers, pesticides, nitrogen fertilizers, phosphate fertilizers, plant protection, problem soils, soil drainage, soil information systems, soil survey methods, soil quality

Topics: Soil-site classification, soil sampling, soil master horizon designations, diagnostic subsurface horizons, Identifying horizon boundaries, soil colour, mottling, soil texture, soil structure, Consistence, roots

Topics: soil resources, soil composition, soil properties, soil classification systems, Earth Natural Resources, land use, land cover change, Microorganisms interaction, organic materials interaction, inorganic materials interaction, Fertiliser effects, Pesticides effects, herbicides effect, Environmental Impact Assessment, Environmental Impact Assessment Processes, acid rain, Acid rain effects, Soil Organic Matter, Soil Living Organisms

Topics: Soil Chemistry, analytical chemistry, geochemistry, Particle Accelerators, Synchrotrons, Stanford Linear Accelerator, Continuous Electron Beam Accelerator, Fermi National Laboratory Accelerator, Brookhaven Realistic Heavy Ion Collider, quarks, leptons, Atomic Numbers, Avogadro’s Number, atomic orbitals, Acid–Base Titrations, Precipitation, Complex Reactions, Chemical Units, Molarity, Molality, Radioactivity, isotopes, mole fractions, Soil Composition, Electrochemical Potentials, carbon dating, Electrochemical Cells, Nernst Equation, Electron Activity, chemical potential, membrane potential, Soil Gas, Oxygen Revolution, soil aeration, soil aerification, Soil Air Quality, Hydrotropism, Hypoxia, soil water chemistry, Oxygen Demand of Water, Total Soil Water Potential, Matric Potential, Pressure Potential, Osmotic Potential, Gravitational Potential, Plant–Soil–Water Energy Relation, water dissociation, Colloidal Chemistry, Colloidal System, soil humus, Carbohydrates, Amino Acids, Peptides, Proteins, Nucleic Acids, lipids, Lignins, humic matter, Electron Microscopy, Clay Minerals, Surface Potential, Electric Double Layer, Helmholtz Double-Layer Theory, Gouy–Chapman Double-Layer Theory, Adsorption Isotherms, soil adsorption, water adsorption, Cation Exchange, Cation Exchange Reactions, Cation Exchange Capacity, Langmuir–Vageler Equation, Mono-Divalent Cation Exchange Reaction, Mono-Monovalent Cation Exchange Reaction, Anion Exchange, Phosphate Retention, Phosphate fixation, Phosphate Potential, Soil Reaction, Acid–Base Chemistry, Weathering, Coordination Theory, Complex Formation, chelation, Metal–Organic Complex Reactions, Clay–Organic Compound Complexes

Topics: soil microclimatology, weather elements, climate, atmospheric dynamics, solar radiation, heat transfer, Atmospheric Moisture, soil moisture, soil properties, soil conservation, Climatic Variables measurement, Evaporation, Evapotranspiration

Topics: Soil Fertility, Fertilizers, global population growth, food consumption, food production, agricultural land use, crop yields, nutrient use, Crop Yield Limiting Factors, buffering capacity, mineral solubility, soil acidity, soil alkalinity, Soil pH Buffering, Reducing Soil Acidity Effects, Calcareous Soils, Saline Soils, Sodic Soils, Saline-Sodic Soils, nitrogen, Biological Fixation, Phosphorus, Phosphorus cycle, soil Phosphorus forms, Phosphorus sources, Potassium cycle, soil Potassium forms, Potassium sources, Sulfur, Calcium, Magnesium, Micronutrients, iron, zinc, coper, Manganese, Boron, chloride, Molybdenum, Nickel, Beneficial Elements, soil fertility evaluation, plant nutrient-deficiency symptoms, plant analysis, greenhouse tests, soil testing, nutrient management, soil characteristics, nutrient placement, Nutrient Interactions, nutrient Economics, Agricultural Productivity, Environmental Quality

Topics: Soil Classification, soil research, Brazilian Soil Classification System, New Zealand Soil Classification, soil taxonomy, soil survey

Topics: Land reclamation, soil degradation, soil pollution, water erosion, wind erosion, acidification, soil salinization, soil solidification, waste, climate change, deforestation, desertification, Land Reclamation Technologies, Soil compaction, splash erosion, sheet erosion, Gully Erosion, Landslides

Topics: Soil Fertility, Soil Productivity, Essential Soil Nutrient Elements, Soil Acidity, soil Basicity, Liming, Liming Materials, Soil Alkalinity, salinity, sodicity, soil fertility evaluation, Soil Fertility maintenance, Soil Fertility Management Practices, crop productivity, irrigation, soil tillage, soil organic matter, crop rotation, Continuous Cropping, animal manure, green manure, cover cropping

Topics: earth structure, lithosphere, mantle, core, specific gravity, Earth's magnetic field, plate tectonics, continental drift, continental margin, geologic time, historical geology, stratigraphy, relative time, absolute time, radiometric time scale, geologic time scale, palentology, Minerals, rocks, weathering, erosion, deposition, Marine erosion, Marine deposition, depositional basin, Lacustrine environment, Desert environment, Glacial Environment, subsurface water, Diagenesis, structural geology, petroleum traps, petroleum, reservoir, recovery techniques, exploration techniques, igneous rock, sedimentary rock, metamoprphic rock, rock cycle, mechanical weathering, chemica weathering, weathering products, downslope movement, floodplain deposits, delta deposits, stream deposits, Marine depth zones, Marine currents, wave types, wave refraction, erosional features, marine shoreline, marine deposition, Basin, Lake basin, lacustrine deposition, lacustrine deposits, desert erosion, desert deposition, desert deposits, Glacier, glacial deposition, glacial deposits, groundwater classification, aquifer, water table, water well, ground water processes, groundwater products, lithification, induration, diagenesis, fracturing, stress, strain, faults, folds, strike, dip, superposition, decriptive geometry, stereographic projection, hydrocarbon traps, structural traps, stratigraphic traps, combination traps, unconformity traps, crude oil, natural gas, reservoir performane, reservoir pressure, resevoir loss, reservoir destruction, reservoir rocks, clastic reservoirs, carbonate reservoirs, seals, pressure-data, geometry, fluid content, Rock sampling, fluid flow, porosity, permeability, reservoir properties, surface geology, surface data, surface geology, drilling operations, well cuttings, cores, electric logging, radioactivity logging, acousting logging, sonic logging, spontaenous potential logs, self potential logs, resistivity logs, induction logs, dual induction-focused logs, electrode logs, radioactivity logs, acoustic logs, drill stem tests, geophysical surveys, geochemical surveys, maps, cross-sections

Topics: Soil Science, silicate chemistry, soil form rocks, minerals, soil composition, soil porosity, soil texture, soil density, soil water relationships, Evapo-Transpiration, tillage, soil properties, Soil Micro-Organisms, Shifting Cultivation, Fallow System

Topics: land resources, land use, planned economy, capitalist economy, land value, land use, price mechanism, property market, land, land policies

Topics: Soil Management, Soil Erosion, water erosion, Soil Erodibility, water erosion effects, wind erosion, organic soils, soil organic carbon Sequestration, Regosol, problem soils, polluted soils, sandy soil, shallow soil, skeletal soil, Polluted Soil reclamation, Polluted Soils management, Polluted Soils bioremediation, soil nutrient dynamics, wetland soils, sheet erosion, rill erosion, gully erosion, stream banl erosion

Topics: JAMB, UTME, biology, Plant cell, fern, plant biology, nutrition, circulatory system, osmoregulation, ecology, variation, hereditary, gene, chromosome, evolution

Topics: Mathematics, JAMB, Logarithm, standard form, permutation, combination, number system, set, ratio, indices, factorization, inequality