The worked solutions for 2014 Section 1 are already provided for free by admissionstesting.org

Please note: the solutions provided on the website are not my solutions and I am not claiming them to be mine. 

https://www.admissionstesting.org/Images/258232-specimen-bmat-2014-section-2-explained-answers.pdf

However, if you still have some doubts regarding some of the questions, then please feel free to drop a comment on this page. I will try to reply as soon as I can. Thanks!