This is a great study guide developed by the Region 14 (based in Abilene) Science Specialist. He's basically an expert on all things STAAR Biology.
STAAR Review to Go
Holy moly! Look at this resource! Region 4, based out of Houston, created these resources that can help you study and review for the Biology STAAR. Click the link below to get your study on!
http://r4hub.esc4.net/science-high-school
Mrs. Whisenhunt @ SCUC ISD
This awesome lady created some nifty PowerPoints and notes to prepare you for questions that are tough - like STAAR tuff. I like this link to maybe give you an idea of what you really need to focus in on for the other review options. Click the link below to find all her amazing resources!