[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$ftQR_0UC8bpttvvwsBRncQSHJ5m62ZUeHz_EXEyxwvSo":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":12,"question":16,"related":17,"source":28,"type":29},[],"2026-05-08 23:56:07",363004159,[8,9,10,11],"韧皮射线","次生木质部","次生韧皮部","木射线",{"courseId":13,"courseImg":14,"courseName":15},"53e1d2ef4961cca8eea3e23969ad2cb9","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F03a579384a6dc297c89809b582fcc767.png","默认课程","维管形成层向内产生( ) 结构",[18,30,40,49,54,63,72,81,91,100],{"answer":19,"createTime":5,"id":20,"options":21,"question":27,"source":28,"type":29},[],363004150,[22,23,24,25,26],"束间形成层","维管束鞘","初生韧皮部","维管形成层","初生木质部","玉米茎维管束包括()","v1",1,{"answer":31,"createTime":5,"id":32,"options":33,"question":39,"source":28,"type":29},[],363004151,[34,35,36,37,38],"双子叶表皮细胞形状不规则,单子叶表皮细胞规则","小麦叶上表皮有泡状细胞,棉花叶无","小麦叶具叶鞘,棉花叶无","棉花叶无维管束鞘,小麦叶有","双子叶为异面叶,单子叶为等面叶","以棉花叶与小麦叶为例,双子叶植物与单子叶植物的差异表现在__________",{"answer":41,"createTime":5,"id":42,"options":43,"question":48,"source":28,"type":29},[],363004152,[44,45,46,47],"里面的导管直径大","里面的导管直径小","外面的导管直径大","外面的导管直径小","通过()可以判断幼茎初生木质部的内始式",{"answer":50,"createTime":5,"id":51,"options":52,"question":53,"source":28,"type":29},[],363004153,[8,10,11,9],"维管形成层向外产生( )结构",{"answer":55,"createTime":5,"id":56,"options":57,"question":62,"source":28,"type":29},[],363004154,[58,59,60,61],"小麦叶脉中维管束无鞘","棉花叶脉中维管束无鞘","小麦叶脉中维管束有形成层","棉花叶脉中维管束有形成层","棉花叶脉和小麦叶脉区别体现在( )",{"answer":64,"createTime":5,"id":65,"options":66,"question":71,"source":28,"type":29},[],363004155,[67,68,69,70],"维管形成层产生","木栓形成层产生","属于次生韧皮部","属于次生木质部","椴木三年生茎横切中年轮( )",{"answer":73,"createTime":5,"id":74,"options":75,"question":80,"source":28,"type":29},[],363004156,[76,77,78,79],"气孔器组成","叶脉中木质部位置","栅栏组织位置","泡状细胞位置","给你一张单子叶植物叶片横切,如何判断上下表皮",{"answer":82,"createTime":5,"id":83,"options":84,"question":90,"source":28,"type":29},[],363004157,[85,86,87,88,89],"表皮","木栓层","皮层","木栓形成层","栓内层","椴木三年生茎中的周皮包括()",{"answer":92,"createTime":5,"id":93,"options":94,"question":99,"source":28,"type":29},[],363004158,[95,96,97,98],"栅栏组织多层,分布在叶的两面,海绵组织和胞间隙不发达","叶肉细胞壁内褶,叶片肥厚,有发达的贮水薄壁组织","叶面积缩小,叶片小而厚","机械组织发达","旱生植物的叶在其构造上是如何适应旱生条件的",{"answer":101,"createTime":5,"id":6,"options":102,"question":16,"source":28,"type":29},[],[8,9,10,11]]