Select all that apply. ecosystems a. can be small b. can be large c. are made of biomes d. only have living parts e. have nonliving parts

The correct statements are Ecosystems can be small Ecosystems can be large Ecosystems have nonliving parts An ecosystem consists of the interaction of living and nonliving parts. The size of an ecosystem is not a factor, as they may span large areas or may even be contained in a small pond.
 

This is what i found on google “phytoplankton, tiny organisms that live in the ocean, are autotrophs. some types of bacteria are autotrophs. most autotrophs use a process called photosynthesis to make their food.” i hope this you for what your looking for