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生物是一门实验科学。生物实验能力包括观察能力、实验操作能力、分析实验现象能力、实验设计能力、综合应用能力。对于中学生来说观察能力的培养是上述几项能力中的最基本的能力培养,也是使学生从形象思维逐步过渡到抽象思维的重要阶段。因此,必须科学地培养学生的思维方法和思维能力。一、让学生明确仪器的原理,培养学生使用仪器的观察能力学生对仪器的原理不了解,使用起来就会带有
Biology is an experimental science. Biological experimental capabilities include observation ability, experimental operation ability, analysis of experimental phenomena ability, experimental design ability, comprehensive application ability. The cultivation of observation ability for middle school students is the most basic ability cultivation among the above several abilities and also an important stage for students to gradually transition from image thinking to abstract thinking. Therefore, we must cultivate students' thinking method and thinking ability scientifically. First, let the students clear the principle of the instrument, train students to use the observation ability of the instrument Students do not understand the principle of the instrument, it will be used with