<p>It is pretty hard. I was taking AP bio when I took the test, and qualified for the semifinals. I think I got 40/50 or something. The second test was a lot harder. I got a lot of the MC questions but the FR questions were killer. </p>
<p>I was not serious about it at all. If you really want to do well, you should start memorizing the Campbell textbook. Everything you need to know is in there.</p>