九年制义务教育的《生物》教材与原来的（83年版）教材相比，有一个显著的特点，就是学生分组实验较大幅度地增加了。要做的实验多了，而教学课时却没有增多，如何科学地、有效地安排好生物分组实验教学，是生物教师面临的一个共同的课题。我对此作了一些有益的探讨。根据各生 Compared with the original (83th edition) textbook, the “biology” textbook for the nine-year compulsory education has a remarkable feature, that is, students’ grouping experiments have been greatly increased. There are many experiments to be done, but there is no increase in teaching hours. How to scientifically and effectively arrange biological group experiment teaching is a common topic faced by biological teachers. I made some helpful discussions on this. According to each student