Yes. To turn off fsck on the ntfs partition, edit the fstab file:
Originally Posted by TWO
Find the row for the ntfs partition, and change the last item/column to "0" (zero).
gksu gedit /etc/fstab
To turn off other services, you have a couple options. One is a semi-graphical (ncurses) program:
And then run it:
sudo apt-get install sysv-rc-conf
You can turn off services by unchecking the boxes the in  column.
The other way is to change the name of the startup shortcuts. The "files" in /etc/rc2.d/ are actually symbolic links (i.e., shortcuts) to other files, and the way they are run is determined by the name. The key is like so:
The numbers following indicate the priority of the script, with 01 being the highest and 99 being the lowest priority. The easiest way to disable a service you don't want is to open up a root file manager:
navigate to /etc/rc2.d/, and replace the "S" in the relevant link with a "D." For instance, to disable CUPS, you would change
Deleting the link would also disable the service, but I recommend against that, since you may change your mind at some point.