One of the keys to being successful in Science especailly Biology is; being able to understand the terminology. Difficult Science words and terms can be made easy to understand by becoming familiar with common prefixes and suffixes used in biology. These affixes, derived from Latin and Greek roots, form the basis for many difficult Science words. By breaking these words down into discrete units, even the most complex terms can be understood.
This word can be separated as follows:
Auto - troph.Auto - means self,
troph - means nourish.
Autotrophs are organisms capable of self nourishment.