Errors are inevitable by-products of learning. Resource utilization of errors was to turn this raw material into the education resource. We transformed them by the observation, analysis, discussion, exploration and some other activities among teachers and students. However, according to the current papers concerning this field, we did have many problems. This essay gathered big data of 2228 students who took simulative biology exam in the New College Entrance Examination in March 2017, organized by Ningbo Education Bureau. This essay try to accurately analyze, classify and locate all kinds of errors made by students, and put forward relevant methods and strategies dealing with different types of errors. Mainly analyzing the scores and typical errors, this essay divided the common errors... students made in biology exam into three types: reviewing errors, knowledge errors and thinking errors. And the knowledge errors were divided into conceptual errors, applicatory errors and inquiry errors. Aiming at these three error types as well as group errors, this essay put forward relevant solutions. Teachers should judge, screen, sort out and refine these errors tactfully, and make efforts to design targeted and tailored solutions. Students may make a variety of mistakes of diverse types or natures; therefore, teachers should deal with them with different priorities and methods.