森林生态系统分布在较湿润地区,动植物繁多.在( )和( )方面起重要作用,有“绿色水库”之称草原生态系统分布在( )地区,这里常年降雨( ),缺乏( )的植物.动植物种类比森林生态
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![森林生态系统分布在较湿润地区,动植物繁多.在( )和( )方面起重要作用,有“绿色水库”之称草原生态系统分布在( )地区,这里常年降雨( ),缺乏( )的植物.动植物种类比森林生态](/uploads/image/z/1506154-58-4.jpg?t=%E6%A3%AE%E6%9E%97%E7%94%9F%E6%80%81%E7%B3%BB%E7%BB%9F%E5%88%86%E5%B8%83%E5%9C%A8%E8%BE%83%E6%B9%BF%E6%B6%A6%E5%9C%B0%E5%8C%BA%2C%E5%8A%A8%E6%A4%8D%E7%89%A9%E7%B9%81%E5%A4%9A.%E5%9C%A8%EF%BC%88+%EF%BC%89%E5%92%8C%EF%BC%88+%EF%BC%89%E6%96%B9%E9%9D%A2%E8%B5%B7%E9%87%8D%E8%A6%81%E4%BD%9C%E7%94%A8%2C%E6%9C%89%E2%80%9C%E7%BB%BF%E8%89%B2%E6%B0%B4%E5%BA%93%E2%80%9D%E4%B9%8B%E7%A7%B0%E8%8D%89%E5%8E%9F%E7%94%9F%E6%80%81%E7%B3%BB%E7%BB%9F%E5%88%86%E5%B8%83%E5%9C%A8%EF%BC%88+%EF%BC%89%E5%9C%B0%E5%8C%BA%2C%E8%BF%99%E9%87%8C%E5%B8%B8%E5%B9%B4%E9%99%8D%E9%9B%A8%EF%BC%88+%EF%BC%89%2C%E7%BC%BA%E4%B9%8F%EF%BC%88+%EF%BC%89%E7%9A%84%E6%A4%8D%E7%89%A9.%E5%8A%A8%E6%A4%8D%E7%89%A9%E7%A7%8D%E7%B1%BB%E6%AF%94%E6%A3%AE%E6%9E%97%E7%94%9F%E6%80%81)
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