NO!!! it might have a urinary tract infection, you should see a vet now.
Yes, all dogs urinate.
Urinate.
yes it normal. You will have a bag where you can urinate. When it will be full you can empty to the toilet
Yes.
they don't urinate on their food or drinking water
Yes, this is a normal behaviour in adult male dogs. Sometimes male dogs that were neutered too early do not raise their leg to urinate, however.
yes that is normal
Dogs urinate, defecate and respire, these are all forms of excretion.
no
Their bladder tells them "it's time"
Their scent.
Nothing wrong with that.