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factors limiting the productivity of aquatic habitatssunlight and oxygen are the two most important limiting factors of the aquatic ecosystems this
benthos - aquatic ecosystemthe benthos or the benthic organisms are those found living in or on the bottom or benthic region of the water mass they
nekton - aquatic ecosystemthis group contains animals which are swimmers the nektons are relatively large and powerful as they have to overcome the
plankton - aquatic ecosystemthis group includes both microscopic plants phytoplankton and animals zooplankton found in all aquatic ecosystems except
periphyton - aquatic ecosystemthese are organisms which remain attached or clinging to stems and leaves of rooted plants or substances emerging above
neuston - aquatic ecosystemthese are unattached organisms which live at the air-water interface such as floating plants and several types of animals
classification of aquatic organisms after discussing the common types of the aquatic ecosystem let us now study in brief the ecological
aquatic ecosystem - types of ecosystemglobal waters cover about three quarters of the earths surface either as fresh water where salt content is less
exploitation of forestsexploitation of our forests for commercial purposes and for food and fodder cannot be stopped completely because of symbiotic
crisis due to deforestation due to continuing deforestation we are faced with a major ecological and socio-economic crisis to reverse this trend of
importance of forests - habitat and foodforests provide habitat and food as well as protection to wildlife species against extremes of climate and
importance of forests - fuel woodthe forests are renewable resources which provide us a wide variety of commodities for man forests have been a
subtropical rain forests - ecosystemin regions of fairly high rainfall but less temperature differences between winter and summer and broad-leaved
tropical seasonal forests - ecosystemtropical seasonal forests occur in regions where total annual rainfall is very high but segregated into
tropical rain forests - ecosystemtropical rain forests occur near the equator tropical rain forests are among the most diverse communities on the
temperate rain forests - ecosystemthe temperate rain forests are colder than any other rain forest and exhibit a marked seasonality with regard to
temperate evergreen forest - ecosystemmany parts of the world have a mediterranean type of climate which is characterised by warm dry summers and
temperate deciduous forest - ecosystemthe temperate forests are characterised by a moderate climate and broad-leafed deciduous trees which shed their
coniferous forest - ecosystemcold regions with high rainfall and strongly seasonal climates with long winters and fairly short summers are
types of forests - ecosystemthe forest biomes of the world have been classified into the three major categories coniferous forest tropical forest and
soils of tropical and temperate forestsalthough soils of tropical forests are generally poor in nutrients they are able to maintain high productivity
biological adaptationthese adaptations depend on the geology and basic fertility of the region and some of the mechanisms that are especially well
external budgets - nutrient budgetsin contrast the external budgets pertain to the input and output of the entire ecosystem in relation to other
internal budget - nutrient budgetsthis is concerned with the circulation of nutrients through various biotic and abiotic compartments of a given
nutrient budgets - nutrient cyclesnutrients are constantly being added and removed by natural and artificial processes the measure of the input and