Who coined the term ecosystem

The term Ecosystem is coined by? • Sir Arthur George Tansley coined the term Ecosystem in 1935. • An Oxford Ecologist and founder of New Phytologist, a botanical magazine, he was also the first president of the British Ecological Society. • According to Tansley, the ecosystem does not only include animals – complex, but the whole physical factors forming what we call the environment of the biome. He used the term to describe the importance of the transfer of materials between organisms and their environment. • Ernst Haeckel gave an exact definition of ecology as the study of the relationship of organisms with their environment. • An ecosystem refers to a geographical area where biotic and abiotic components interact with each other. There are four different types of ecosystem: Forest Ecosystem Grassland Ecosystem Tundra Ecosystem Desert Ecosystem • Ramdeo Misra is the Father of Ecology in India. • Aristotle is known as the Father of Biology & Father of Zoology. Further Reading: • Environment & Ecology Notes for UPSC • Ecosystem Find more related IAS Questions in the linked article. Related Links: Energy Flow in Ecosystem Biodiversity Importance of Biodiversity National Green Tribunal Flooding in India Conservation of Biodiversity

The science of ecology studies interactions between individual organisms and their environments, including interactions with both conspecifics and members of other species. Though ecology emerged in the 19th century much of its theoretical structure only emerged in the twentieth century. Though ecology includes a wide variety of sub-fields, philosophical analysis of ecology has so far been restricted to population, community, and ecosystem ecology. Central philosophical problems include explication of relevant notions of ecological diversity and stability the relation between diversity and stability. Other debated questions are the nature of laws and theories in ecology, strategies of model-building, and reductionism. Contemporary ecology is undergoing a conceptual upheaval because of increased computational power. The recent emphasis on individual-based models, which embrace methodological individualism, should be viewed as a return of reductionism in ecology. Other important developments include widespread interest in spatially explicit models and the advent of Geographical Information Systems. The term “ecology” was coined by the German zoologist, Ernst Haeckel, in 1866 to describe the “economies” of living forms. [ [ Theory in ecology consists of the heuristics—or principles—used to construct models. Unlike evolutionary theory, ecology has no generally accepted global principles such as Mendel's (and other) rules of genetic inheritance. [ [ [ Turning to the philosophy ...

This article gives a comprehensive introduction of the concept of ecosystem, as outlined below; -Ecosystem Meaning and Definition -Components of an Ecosystem -Origin and Nature of the Ecosystem Concept -Examples of Ecosystem -Conclusion Ecosystem Meaning and Definition Ecosystem is a system in which living organisms interact with the non-living features, conditions and processes of their environment. An ecosystem can also be described as a biological community in which living organisms co-habit and interact with each other, and with their habitat. It is important to note that the definition of ecosystem may vary, as it is a broad concept that can be viewed from a variety of perspectives. For example, the term ‘habitat’, as used in the definition of ecosystem above; may be either natural or man-made. The ‘interactions’ which occur in this habitat(s) may also vary from naturally-occurring physical, chemical or biological processes to anthropogenic influences. However, there are some factors which are commonly considered in any definition of ecosystem. These factors include the components of the system; which are biotic and abiotic; as well as the interactions between these components. Also, an ecosystem exists only when the interactions between the components of the system are unified; such that these components depend upon, and support; each other. An ecosystem is commonly viewed as a biological community. In this case, the components of the system are plants, animals and t...

What is an Ecosystem? Ecosystem Definition: Any geographic area where plants, animals, and other living organisms, as well as non-living elements like weather and landscape, work together to form a bubble of life is called an ecosystem. Define Ecosystem The ecosystem is the interrelationship between the living organisms and the environment in a particular unit of space. An ecosystem contains all the biotic (soil, water, mineral, sunlight, etc), abiotic constituents, and nonliving elements. Who coined the term 'Ecosystem'? The term "ecosystem"was coined in 1935 by the Oxford ecologist A.G.Tensely to encompass the interactions among biotic and abiotic components of the environment at a given site. Structure of an Ecosystem: The structure of an ecosystem is basically a description of the organisms and physical features of the environment including the amount and distribution of nutrients in a particular habitat.It is said to consist ofabiotic components i.e. inorganic materials like air, water and soil and biotic components which are the autotrophs (producers) and heterotrophs (consumers and decomposers). The structure of an ecosystem is related to its species diversity in the sense that complex ecosystems have high species diversity. Structure of Ecosystem Let us have a look at thestructure of ecosystem one by one: 1. Abiotic Components: These include the physiochemical environment or basic inorganic elements and compounds, such as soil, water, oxygen, calcium carbonates, ph...

A keystone species is an organism that helps define an entire ecosystem. Without its keystone species, the ecosystem would be dramatically different or cease to exist altogether. Keystone species have low functional redundancy. This means that if the species were to disappear from the ecosystem, no other species would be able to fill its ecological niche. The ecosystem would be forced to radically change, allowing new and possibly invasive species to populate the habitat. Any organism, from plants to fungi, may be a keystone species; they are not always the largest or most abundant species in an ecosystem. However, almost all examples of keystone species are animals that have a huge influence on food webs. The way these animals influence food webs varies from habitat to habitat. Carnivores, Herbivores, and Mutualists Predators A keystone species is often, but not always, a predator. Just a few predators can control the distribution and population of large numbers of prey species. The entire concept of keystone species was founded on research surrounding the influence of a marinepredator on its environment. American zoology professor Robert T. Paine's research showed that removing a single species, the Pisaster ochraceus sea star, from a tidal plain on Tatoosh Island in the U.S. state of Washington, had a huge effect on the ecosystem. Pisaster ochraceus, commonly known as purple sea stars, are a major predator of mussels and barnacles on Tatoosh Island. With the sea stars g...