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四年级科学下册3食物1一天的食物课件7教科版.ppt

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一天的食物,早餐你们吃了几种食物呢?,一,一天我们要吃多少种 食物呢?,温馨提示:在记录时,我们可以按早餐、中餐、 晚餐和其他来记录，可以避免遗漏，每 个小组内可以分工合作，每人记录一种。 记录是一定要事实求是。,根据自己的生活经验进行分类,并说出理由。,给食物分类:,按食物来源分,来自植物的素食,来自动物的荤食,其他食物,荤食可以分成哪几种呢？,素食又可以分成哪几种呢？,荤食,肉,蛋,水产,素 食,蔬菜,水果,米饭,你们学到了些什么呢?,获得哪些?,谢谢!,

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