Cistus, with its many hybrids and cultivars, is commonly encountered as a garden flower. The common name rockrose is applied to the species, a name also shared by the related genera Halimium, Helianthemum and Tuberaria, all in the family Cistaceae. The common name gum cistus is applied to resin-bearing species, especially C. ladanifer.
Quasars are part of a class of objects known as active galactic nuclei (AGN). Other classes include Seyfert galaxies and blazars. All three require supermassive black holes to power them.
Decomposers are orgamisms (Usually bacteria, fungi or worms) that  consume and break down dead and decaying organisms and wastes of  other organisms.f the decomposers that are b â¦ eing consumed are already dead and decaying, and if they are being reduced to basic nutrients, then the eating organism is a decomposer. It will probably be a bacteria or fungus or earthworm or fly maggot.