Answer :
Answer: Question 4 and Question 2 are false.
Explanation:
For question 4 is false because some microorganisms are not harmful, in fact some are quite helpful and less than one percent of microorganisms are harmful to humans.
And for question 2 is false because for most living microorganisms it is required for microorganisms to eat and live in survivable conditions.
Also viruses are not classified as a living thing because of their lack of a host cell.