Question: what are the nutritional types of microorganisms?
Answer: Autotrophs and Heterotrophs. Some bacteria obtain energy by consuming organicmolecules. ... 
Bacteria That Eat Inorganic Compounds. Some autotrophic bacteria, called chemotrophs, obtain their nutrition from inorganic compounds. ... 
Bacteria That Consume Organic Compounds. ... 
Bacteria That Use Light as Food. ... 
Bacteria That Eat Chemicals.