AQA AS and Year 2 A Level Biology - ALL past exam questions and answers The COMPLETE guide to A Level Biology: This is ALL of the past AQA exam questions and answers for the new-spec AQA Biology A-Level. This is over 80 page document, neatly broken down by topic which covers every aspect of the AS Level Biology specification. Key words required for the meticulous AQA mark schemes are written in bold. This document has legitimately ALL of the answers to every past paper question, this will help immensely with revision and fact-recall.