Bomberclat, I just got done with the first task of my BTEC level 3 science (free points don't hate) and noticed most of this stuff is pretty closely knitted to the GCSE syllabus, not sure if the exam has been or not but I thought I'de pop it here for you guys just in case you needed some extra resources.
Google Docs
https://docs.google.com/presentation/d/1_P3A92eGsO3IA29z4SVoUDnC1hzK1hnIxQ6fQRJoZL0/edit?usp=sharing
PDF
http://www.mediafire.com/view/1dw6r6ibap7u9oj/Pdf_task_1.pdf
Google Docs
https://docs.google.com/presentation/d/1_P3A92eGsO3IA29z4SVoUDnC1hzK1hnIxQ6fQRJoZL0/edit?usp=sharing
http://www.mediafire.com/view/1dw6r6ibap7u9oj/Pdf_task_1.pdf