Answer:
What goes up but never comes down?
I am one with eight to spare, lest I lose my one. I'm not a number. What am I?
I can be sweet or sour. I do not rhyme with any other word
I am a million people's wakeup call, gossip party and adrenaline rush. What am I?
To you, rude would I never be, though I flag my tongue for all to see. What am I?
Give it food and it will live, give it water and it will die.