Answer:
This specie of bacteria requires less energy in order to reproduce and makes offspring.
E.coli does not depends on the other partner for the mode of reproduction.In case of E.coli the bacteria reproduces asexually as it does not involves two parents for its reproduction.
The time period that is required for the reproduction of daughter E.coli. is very less as compared to the other organism.
The energy that is required during this procedure is very less.