The word "affection" does not require a hyphen.
The only town in the US with two hyphens in its name is Mammoth Lakes, California.
Hyphens not needed
There are no hyphens in the word ago.
a virus is not a microorganism
You use hyphens to make compound words that are not recognizable in common usage.
It changes the hyphens into end dashes.
If you're using the phrase as an adjective (example "This easy-to-use remote is great!") then it will definitely need the hyphens. Otherwise, the hyphens are incorrect.
Hyphens serve as bridges for stray letters moving from word to word.
It changes the hyphens into end dashes.
fungi is a microorganism.
No, a flower is not a microorganism. A microorganism is an organism that can not be seen with the naked eye. You have to use a microscope. And for farther microorganism questions, a microorganism is what I said up there and it is made up of one or more cells.