$ sudo apt-get remove ark 

Uninstall ark including dependent package

If you would like to remove ark and it's dependent packages which are no longer needed from Ubuntu,

$ sudo apt-get remove --auto-remove ark 

Use Purging ark

If you use with purge options to ark package all the configuration and dependent packages will be removed.

$ sudo apt-get purge ark 

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 ark 

See Also,