If I take the glass off my iPhone 7 camera because the glass is cracked can I just leave it as is?

If I take the glass off my iPhone 7 camera because the glass is cracked can I just leave it as is?

You can, but it will be completely useless in a very short time.

Well, yes, but the glass is what protects the lens. The lens itself could get scratched and/or damaged.

No.

Not a good idea at all