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> 材料分析:材料l:松树、柳树需要较强的光照,冷杉需要较弱的光照。材料2:灯光诱杀昆虫。材料3:鸡能在短期内忍受-40℃的低温约3h。材料4:水稻生产1g干物质,要消耗400g~700g水。-七年级生物
材料分析:材料l:松树、柳树需要较强的光照,冷杉需要较弱的光照。材料2:灯光诱杀昆虫。材料3:鸡能在短期内忍受-40℃的低温约3h。材料4:水稻生产1g干物质,要消耗400g~700g水。-七年级生物
题目简介
材料分析:材料l:松树、柳树需要较强的光照,冷杉需要较弱的光照。材料2:灯光诱杀昆虫。材料3:鸡能在短期内忍受-40℃的低温约3h。材料4:水稻生产1g干物质,要消耗400g~700g水。-七年级生物
题目详情
材料分析:
材料l:松树、柳树需要较强的光照,冷杉需要较弱的光照。
材料2:灯光诱杀昆虫。
材料3:鸡能在短期内忍受-40℃的低温约3 h。
材料4:水稻生产1g干物质,要消耗400 g~700 g水。
阅读以上材料,可以知道生物生存需要什么条件?
题型:问答题
难度:中档
来源:同步题
答案
生物生存需要阳光、水、适宜的温度等。
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题目简介
材料分析:材料l:松树、柳树需要较强的光照,冷杉需要较弱的光照。材料2:灯光诱杀昆虫。材料3:鸡能在短期内忍受-40℃的低温约3h。材料4:水稻生产1g干物质,要消耗400g~700g水。-七年级生物
题目详情
材料l:松树、柳树需要较强的光照,冷杉需要较弱的光照。
材料2:灯光诱杀昆虫。
材料3:鸡能在短期内忍受-40℃的低温约3 h。
材料4:水稻生产1g干物质,要消耗400 g~700 g水。
阅读以上材料,可以知道生物生存需要什么条件?
答案