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如图是一个池塘生态系统请分析回答下列问题1在此生态系统中生产者是 在该生态系统中没有画出的生物有 它们在生态系统中也是具有重要 Template






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sketch 4769 Finn and Jake by Neo Ʀazor
sketch 3264 Lisa by Shaban Khan
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sketch 3388 Fight Club by Alvaro Velasquez
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sketch 1846 zay
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sketch 2082 mash
sketch 4903 Naruto & Kurama by Fatér Szilvia
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sketch 5218 Marshall Lee Dj-ionut Manelomania





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tomski如图是一个池塘生态系统请分析回答下列问题1在此生态系统中生产者是 在该生态系统中没有画出的生物有 它们在生态系统中也是具有重要 coloring
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下图为一个池塘的生态系统请分析回答下列问题 1在此生态系统中生产者是 在该生态系统中没有画出的生物还有 它们在一个生态系统中也 sketch template
view template
如图为一个池塘生态系统池塘内有水草浮萍水绵鱼虾等生物．1在此生态系统中生产者是水绵水草浮萍水绵水草浮萍鱼进行生活动 sketch template
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题目某兴趣小组拟调查一个池塘生态系统的组成成分．请根据图示及提供的实验器材写出调查项目．地点池塘 器材温度计光照强度测定仪水中 sketch template
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下图是一个池塘的生态系统请分析回答下列问题 1在此生态系统中生产者是 在该生态系统中没有画出的生物有 它们在生态系统中也是具有 sketch template
view template
如图为一个池塘生态系统池塘内有水草浮萍水绵鱼虾等生物．1在此生态系统中生产者是水绵水草浮萍水绵水草浮萍鱼进行生活动 sketch template
view template
如图是一个池塘生态系统池塘内有水草浮萍水绵鱼虾河蚌等动物．请据图回答1该生态系统最终能量来源是 ．2水草浮萍水绵在此 sketch template
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如图为一个池塘生态系统池塘内有水草浮萍水绵鱼虾等生物．1在此生态系统中生产者是水绵水草浮萍水绵水草浮萍鱼进行生活动 sketch template
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题目如图是草原生态系统中的各成分之间的关系据图作答1若要组成一个完整的生态系统除图中所示生物外还必不可的成分 和 ．2此 sketch template
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如图是一个池塘生态系统请分析回答下列问题1在此生态系统中生产者是 在该生态系统中没有画出的生物有 它们在生态系统中也是具有重要 sketch template
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模拟调查一个池塘生态系统的组成成分请根据图示及提供的实验器材写出调查项目地点池塘器材温度计光照强度测定仪酸度计溶氧测定仪水 sketch template
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拟调查一个池塘生态系统的组成成分请根据图示及提供的实验器材写出调查项目 地点池塘 器材温度计光照强度测定仪酸度计溶氧测定仪水 sketch template
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下图为某一池塘示意图请根据图示回答下列问题 1该池塘可视为生系统中的哪个结构层次 2该池塘中有众多的生物将这些生物按照 sketch template
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42．下图为一个池塘的生态系统请分析回答下列问题 1在此生态系统中 生产者是 在该生态系统中没有画出的生物还有 它们在一个生态 sketch template
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如图为一个池塘生态系统请回答问题1水草浮游等植物是生态系统中的 鱼虾等动物是生态系统中的 还有一些们看不到的生物它们是生态系统 sketch template
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题目如图表示一个池塘生态系统请据图回答问题．1在这个生态系统中生产者是 消费者是 分解者是 ．2图中的水生动物进行生活动 sketch template
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如图为一个池塘的生态系统请分析回答下列问题1在此生态系统中生产者是 2如池塘中投放一些大鱼则池塘中小鱼的数量将会 写出 sketch template
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题目图甲为某人工池塘生态系统的模式图河蚌滤食浮游植物为生草鱼以水草和浮游植物为食青鱼以贝类为食为了得到较高的草鱼产量工人会定期 sketch template
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如图是某池塘生态系统的食物简图请据图回答1若作为一个完整的池塘生态系统除了如图所示的组成成分外还应包括 部分和 者．2该生态 sketch template
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如图是某生态农场以沼气为纽带联动农作物种植蚯蚓养殖养鱼养鸡养鸭等产 业的示意图．请据图回答下列问题1图中菇房中的菇等真菌 sketch template
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拟调查一个池塘生态系统的组成成分请根据图示及提供的实验器材写出调查项目 地点池塘 器材温度计光照强度测定仪酸度计溶氧测定仪 sketch template
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在图中甲图表示1940 1960年某地降雪天数乙图表示在同一时间内该地区白色老鼠占同种个体的百分数．请分析回答1生活在雪地里的老鼠毛 sketch template
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如图是一个池塘生态系统池塘内有水草浮萍水绵鱼虾河蚌等动物请据图回答．1该生态系统最终能量来源是太阳能．2水草浮萍水绵 sketch template
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如图为某池塘生态系统的食物请据图分析回答1在食物最长的一条食物链中甲虫处于第四营养级．2一般情况下该池塘生态系统中某种消费者 sketch template
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如图是某池塘生态系统的食物简图请据图回答1若作为一个完整的池塘生态系统除了图中所示的组成成分外还应包括 和非生物部分．2该 sketch template
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如图为一个池塘的生态系统请分析回答下列问题1在此生态系统中生产者是 在该生态系统中没有画出的生物还有 它们在一个生态系统中也 sketch template
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根据生态系统的组成及正常运行条件请自行设计一个封闭的用于家庭观赏的“生态缸 1简要分析应加入哪些成分 2若改变不同的生物条件 sketch template
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如图是某人工鱼塘生态系统能量流动图解能量单位为J/cm2a，请回答下列问题。 1如图所示，输入该生态系统的总能量包括 和有机物 sketch template
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如图为一个池塘生态系统请回答问题1水草浮游等植物是生态系统中的 鱼虾等动物是生态系统中的 还有一些们看不到的生物它们是生态系统 sketch template
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如图是某池塘生态系统的食物请据图回答．1该食物有2条食物链．2请写出该食物中最短的一条食物链藻类→草食性鱼→大型肉食性鱼 sketch template
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如图为一个池塘生态系统示意图池塘内有水草浮萍水绵鱼虾等生物请分析回答1在该生态系统中消费者有 ．图中没有画出的生物部分是 sketch template
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如图是某池塘生态系统的食物简图请据图回答1若作为一个完整的池塘生态系统除了如图所示的组成成分外还应包括 部分和 者．2该生态 sketch template
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如图是某池塘生态系统中的一条食物链该池塘被有毒物质污染生物体内有毒物质积累最多的是 A．鱼B．蜻蜓的幼虫C．水蚤D．水生植物——青夏 sketch template
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如图为一个池塘的生态系统请分析回答下列问题1在该生态系统中生产者是 没有画出的生物是 它们在一个生态系统中起着分解者的作用．2 sketch template
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如图是一个池塘生态系统池塘内有水草浮萍水绵鱼虾河蚌等动物．请据图回答1该生态系统最终能量来源是 ．2水草浮萍水绵在此 sketch template
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如图是一个池塘生态系统池塘内有水草浮萍水绵鱼虾河蚌等动物．请据图回答1该生态系统最终能量来源是 ．2水草浮萍水绵在此 sketch template