http://www.sivb.org/images/plant.jpg. Autotrophs have the ability to make their own food by the process of photosynthesis (write the word equation) Some bacteria use chemosynthesis (CO2 organic carbon). http://www.spacesciencegroup.nsula.edu/sotw/newlessons/graphics/photosynthesis.jpg.
Organisms that cannot make their own food must get their food by eating food (living or dead organisms). Organisms that cannot make their own food are called heterotrophs.
Decomposers, such as fungi, break down dead organisms and absorb the nutrients.These are the “recyclers” of the community