有关拓展性课程《校园植物观察》活动过程中，某同学制作了植物分类检索表如下，请你与该同学一起分析下列问题： 1a 植物无花，无种子，以...

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2017年浙江省海淀区科学中考模拟试卷

有关拓展性课程《校园植物观察》活动过程中，某同学制作了植物分类检索表如下，请你与该同学一起分析下列问题：

1a 植物无花，无种子，以孢子繁殖···························································2

1b 植物有花，以种子繁殖······································································3

2a 小形绿色植物，结构简单，仅有茎、叶之分···········································A

2b 通常为中形或大形草本，很少为木本植物，分化为根、茎、叶···················B

3a 胚珠裸露，不包于子房内···································································C

3b 胚珠包于子房内···············································································D

（1）、某同学观察到花架上缠绕着一种植物，干皮深灰色，不裂，羽状复叶、上面悬挂着许多荚果，果皮上密布绒毛，内有种子1-3颗；请判断该植物属于上述检索表中的（选填A，B，C，D）

（2）、秋天高高挂在枝头的红豆杉果子和银杏果属于器官（选填“生殖”或“营养”）。

举一反三

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