二、多项选择题(本大题共5小题，每小题2分，共10分)

在每小题列出的五个备选项中至少有两个是符合题目要求的，请将其代码填写在题后的括号内。错选、多选、少选或未选均无分。

1.以种子入药的植物是(        )

A.牛蒡                                                           B.白头翁

C.决明                                                           D.薏苡

E.杏

2.以根入药的植物是(        )

A.葡萄                                                           B.穿心莲

C.丹参                                                           D.马钱

E.人参

3.具有毒性的药用植物是(        )

A.巴豆                                                           B.乌头

C.獐牙菜                                                       D.大戟

E.萝芙木

4.以下以叶入药的药材有(        )

A.紫苏                                                           B.夏枯草

C.枇杷                                                           D.金银花

E.雪上一枝蒿

5.具有药效作用的藻类植物是(        )

A.松萝                                                           B.淡竹叶

C.海带                                                           D.益母草

E.甘紫菜