Most archaea are heterotrophic, and in fact as far as I know photosynthetic archaea have never been described. read more
Archaebacteria are classified as autotrophs. They make their food from the basic materials in their environment like carbon, oxygen, hydrogen, metals and simple organic molecules such as sugar. Some archaebacteria use light (photosynthesis) to power their food production while others use chemical energy (chemosynthesis). read more
An autotroph is also referred to as a producer . An example of an autotroph is algae. A heterotroph is an organism that receives its food from othersources. It is a multicellular or unicellular organism. Organismsthat are consumers or decomposers are heterotrophs. A parasite isalso a heterotroph. A parasite feeds off other organisms for itsfood. read more
Kingdom Monera includes prokaryotic organisms that are either autotrophic or heterotrophic, according to Ohio University. However, as the University of New Mexico states, the term "Kingdom Monera" is outdated and prokaryots are now classified as either Eubacteria or Archaebacteria. read more