You can uninstall or removes an installed libcurses-ocaml-h0l24 package itself from Debian 7 (Wheezy) through the terminal,
$ sudo apt-get remove libcurses-ocaml-h0l24
If you would like to remove libcurses-ocaml-h0l24 and it's dependent packages which are no longer needed from Ubuntu,
$ sudo apt-get remove --auto-remove libcurses-ocaml-h0l24
If you use with purge options to libcurses-ocaml-h0l24 package all the configuration and dependent packages will be removed.
$ sudo apt-get purge libcurses-ocaml-h0l24
If you use purge options along with auto remove, will be removed everything regarding the package, It's really useful when you want to reinstall again.
$ sudo apt-get purge --auto-remove libcurses-ocaml-h0l24