Ecosystem (ecosystem) is a structure of relationships between different organisms with the environment, the area of these living creatures are. An ecosystem includes the area of existence beings and populations living in those areas, plants and animals, especially in residential areas that need to have a minimum size that is appropriate. This is so that there is survival.In a similar case, if minerals come increased, the growth of the plants to grow more and more like a light sprain or plant water bottom pool. When the quantity of plants. Will result in the volume increasing because animals are abundant, but when the animals increase the quantity of plant food, it is gradually reduced? So the animals dropped by since There is not enough food, so the pool therefore has the ability to control the selection of it. (Self-regula-tion). this type of creature, and all that are in the pool, there is a fixed number.We called the balance (equilibrium).
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