- numbers 1 up to 6 is all about describing or rating about your looks, especially your face. Observe how and what you look and then you can answer these.
number 7: yes, all the principles of art are important unless you want to make your art realistic and almost seemingly make it perfect, however art is simply a creative expression or skilled-imagination of an artist, so there's no need for any principles to follow. Art is free and expressional.