949ForestryMedium
An ecosystem is:
AEither a part of land surface, a body of fresh water or the open oceans
BA functional unit consisting of sunlight, air water and minerals
CA functional unit of biotic and abiotic components which have an energy source
DA system consisting of an energy source, producers and consumers
Correct answer
C. A functional unit of biotic and abiotic components which have an energy source
Explanation
The correct answer is A functional unit of biotic and abiotic components which have an energy source.