Answer:
Soft hairy from door to door. I am the pet that always stays on the floor.
I make a loud sound when I'm changing. When I do change I get bigger but weigh less. What am I?
I am the building with the most number of stories.
I do not contain flesh feather or scales; yet I have fingers and thumbs.
I can fall off a building and live, but in water I will die. What am I?
I have a few points but we're not competing. I'll help you win when you're eating. What am I?