Recaptcha plugin enabled and recaptcha app instaled but not visible in registration.

Dear support i have installed recaptcha in as joomla plugin i enable it in global configuration plugin is enabled...then i went to easysocial intalled the recaptcha feild....went to users workflow and add the field there...now i go to registration page but i dont see a captcha feild there.. i deleted the field for now ...can you please loggin and setup the captcha option for the registration form of easysocial only? Thanks