Question

bactetia have a simpler body design when compared with human beings does it mean that human beings are more evolved than bacteria

Answer 1

because human beings take in complex food as compared to bacteria and also because to live we need to maintain the different process .
hope it helps

Answer 2

Yes, obviously bacteria are primitive organisms but human being are more evolved and complex systems.But this doesn't mean Human being are well adapted for living or bacteria should extinct.Hope it helps!