You can make bot easily in iMacro add on, if you are the newbie in programing you can reasearch and find any code you need for bot 
Yes but can you make bot to read and type captcher?
Not directly related, but for your info, google "cracked" its own captcha system lol.
Quote
For more than a decade, CAPTCHAs have used visual puzzles in the form of distorted text to help webmasters prevent automated software from engaging in abusive activities on their sites. Turns out that this new algorithm can also be used to read CAPTCHA puzzles—we found that it can decipher the hardest distorted text puzzles from reCAPTCHA with over 99% accuracy.
http://blogs.wsj.com/digits/2014/04/17/google-is-quite-good-at-cracking-its-own-captcha-security-puzzles/