Food chains and food webs are charts that explain the layers of organisms within an ecosystem and which organism eats the others. These layers are labeled with names such as "primary producers" and "secondary producers." Algae is a simple form of life that often appears in the lowest levels of a ...
An Otocinclus Catfish is an amazing little scavenger for freshwater aquariums. Otocinclus Catfish may also be sold as: Otos, Oto Catfish, Otto Cats, Ottos, Dwarf Suckermouths, Dwarf Oto, Dwarf Ottos, Dwarf Suckers, Algae Scrapers, Macrotocinclus affinis and Otocinclus affinis.
Food chain refers to the sequence of events in an ecosystem, where one organism eats another and then is eaten by another organism. It starts with the primary source like the sun or hydrothermal vents where producers make food, continues with consumers or animals who eat the food, and ends with the top predator.
In grazing food chain the energy is taken from the sunlight as green plants prepare food in the presence of it. In detritus food chain the main energy source is remain of detritus. Organisms: In grazing food chain macroscopic organisms are involved. In detritus food chain subsoil organisms are involved, which can either be macroscopic or microscopic.