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no, your nose can be peirced and your ears will be unaffected.
probably
Michael had his first nose job in 1979 after falling and breaking his nose when he was rehearsing.
You may be able to intentionally lose your sense of taste temporarily by plugging your nose while eating. The nose plays a large part in how food tastes.
noise
No, it is not impossible. Some people, if they have the skills, can drink with their nose. :D(I can drink with my nose):D
lose sense of smell
Yes.
Managing Impulsivity
You mean for example if someone you knew had a big nose and you didn't like their nose could you sue them? Sure. You'd lose though..
Certainly, depending on how much blood you lose and how long it lasts.
The average bald person has nose hair, some, for example cancer patients, lose most body hair due to chemotherapy