16 Autotroph

This is a picture of a flower which falls under the catagory of autotrophs. All plants that use light by the process of photosynthesis to create energy are autotrophs. Autotrophs are all producers such as plants and algae in the food chain. The two types of autotrophs are phototrophs and lithotrophs. Phototrophs use light to make energy while lithotrophs use inorganic compounds.