ජෛව භූරසායන චක්‍ර

ජෛව භූරසායන චක්‍ර එසේත් නැත්නම් පදාර්ථ චක්‍ර^[1] යනු ජීවීන්, වායුගෝලය සහ පෘථිවි පෘෂ්ඨය අතර රසායනික මූලද්‍රව්‍ය සහ සංයෝගවල චලනය හා පරිණාමණයයි. ප්‍රධාන ජෛව භූරසායන චක්‍රවලට කාබන් චක්‍රය, නයිට්‍රජන් චක්‍රය සහ ජල චක්‍රය ඇතුළත් වේ. සෑම චක්‍රයකම, රසායනික මූලද්‍රව්‍ය හෝ අණු, ජීවීන් විසින් සහ වායුගෝලය, පස සහ සාගර යනාදිය හරහා පරිණාමණය කර චක්‍රීය කරණය වේ.

අමතර අවධානයට

මූලාශ්‍ර

^ "CK12-Foundation". flexbooks.ck12.org. සම්ප්‍රවේශය 2022-03-21.

[1] "CK12-Foundation". flexbooks.ck12.org. සම්ප්‍රවේශය 2022-03-21.

[1]

v t e ජෛව භූරසායන චක්‍ර
චක්‍ර	Carbon cycle carbonate–silicate cycle deep carbon cycle oceanic carbon cycle Hydrogen cycle Iron cycle Mercury cycle Mineral cycle නයිට්‍රජන් චක්‍රය Nutrient cycle Oxygen cycle ozone Phosphorus cycle Rock cycle Selenium cycle Silica cycle Sulfur cycle ජල චක්‍රය deep water cycle Marine biogeochemical cycles
පර්යේෂණ කණ්ඩායම්	DAAC GEOTRACES IMBER NOBM SOLAS
ආශ්‍රිත මාතෘකා	Biogeochemistry geochemical cycle chemical cycling පාරිසරික රසායන විද්‍යාව Biosequestration carbon sequestration carbon sink soil carbon biological pump viral shunt mycorrhizal fungi Ocean acidification අම්ල වැසි Methane clathrate clathrate gun hypothesis Arctic methane emissions Human impact on the nitrogen cycle Lichens and nitrogen cycling Nitrification නයිට්‍රජන් තිර කිරීම Nitrogen assimilation Phosphorus assimilation Sulfur assimilation Planetary boundaries

v t e Ecology: Modelling ecosystems: Trophic components
General	Abiotic component Abiotic stress Behaviour Biogeochemical cycle Biomass Biotic component Biotic stress Carrying capacity Competition Ecosystem Ecosystem ecology Ecosystem model Green world hypothesis Keystone species List of feeding behaviours Metabolic theory of ecology Productivity Resource Restoration
Producers	Autotrophs Chemosynthesis Chemotrophs Foundation species Kinetotrophs Mixotrophs Myco-heterotrophy Mycotroph Organotrophs Photoheterotrophs Photosynthesis Photosynthetic efficiency Phototrophs Primary nutritional groups Primary production
Consumers	Apex predator Bacterivore Carnivores Chemoorganotroph Foraging Generalist and specialist species Intraguild predation Herbivores Heterotroph Heterotrophic nutrition Insectivore Mesopredators Mesopredator release hypothesis Omnivores Optimal foraging theory Planktivore Predation Prey switching
Decomposers	Chemoorganoheterotrophy Decomposition Detritivores Detritus
Microorganisms	Archaea Bacteriophage Lithoautotroph Lithotrophy Marine Microbial cooperation Microbial ecology Microbial food web Microbial intelligence Microbial loop Microbial mat Microbial metabolism Phage ecology
Food webs	Biomagnification Ecological efficiency Ecological pyramid Energy flow Food chain Trophic level
Example webs	Lakes Rivers Soil Tritrophic interactions in plant defense Marine food webs cold seeps hydrothermal vents intertidal kelp forests North Pacific Gyre San Francisco Estuary tide pool
Processes	Ascendency Bioaccumulation Cascade effect Climax community Competitive exclusion principle Consumer–resource interactions Copiotrophs Dominance Ecological network Ecological succession Energy quality Energy systems language f-ratio Feed conversion ratio Feeding frenzy Mesotrophic soil Nutrient cycle Oligotroph Paradox of the plankton Trophic cascade Trophic mutualism Trophic state index
Defense, counter	Animal coloration Anti-predator adaptations Camouflage Deimatic behaviour Herbivore adaptations to plant defense Mimicry Plant defense against herbivory Predator avoidance in schooling fish

v t e Ecology: Modelling ecosystems: Other components
Population ecology	Abundance Allee effect Consumer-resource model Depensation Ecological yield Effective population size Intraspecific competition Logistic function Malthusian growth model Maximum sustainable yield Overpopulation Overexploitation Population cycle Population dynamics Population modeling Population size Predator–prey (Lotka–Volterra) equations Recruitment Small population size Stability Resilience Resistance Random generalized Lotka–Volterra model
Species	Biodiversity Density-dependent inhibition Ecological effects of biodiversity Ecological extinction Endemic species Flagship species Gradient analysis Indicator species Introduced species Invasive species / Native species Latitudinal gradients in species diversity Minimum viable population Neutral theory Occupancy–abundance relationship Population viability analysis Priority effect Rapoport's rule Relative abundance distribution Relative species abundance Species diversity Species homogeneity Species richness Species distribution Species–area curve Umbrella species
Species interaction	Antibiosis Biological interaction Commensalism Community ecology Ecological facilitation Interspecific competition Mutualism Parasitism Storage effect Symbiosis
Spatial ecology	Biogeography Cross-boundary subsidy Ecocline Ecotone Ecotype Disturbance Edge effects Foster's rule Habitat fragmentation Ideal free distribution Intermediate disturbance hypothesis Insular biogeography Land change modeling Landscape ecology Landscape epidemiology Landscape limnology Metapopulation Patch dynamics r/K selection theory Resource selection function Source–sink dynamics
Niche	Ecological niche Ecological trap Ecosystem engineer Environmental niche modelling Guild Habitat marine habitats Limiting similarity Niche apportionment models Niche construction Niche differentiation Ontogenetic niche shift
Other networks	Assembly rules Bateman's principle Bioluminescence Ecological collapse Ecological debt Ecological deficit Ecological energetics Ecological indicator Ecological threshold Ecosystem diversity Emergence Extinction debt Kleiber's law Liebig's law of the minimum Marginal value theorem Thorson's rule Xerosere
Other	Allometry Alternative stable state Balance of nature Biological data visualization Ecological economics Ecological footprint Ecological forecasting Ecological humanities Ecological stoichiometry Ecopath Ecosystem based fisheries Endolith Evolutionary ecology Functional ecology Industrial ecology Macroecology Microecosystem Natural environment Regime shift Sexecology Systems ecology Urban ecology Theoretical ecology
Outline of ecology