问题
选择题
生物最基本的分类单位是
A.界
B.门
C.科
D.种
答案
答案:D
题目分析:生物的分类是根据生物的相似程度。把生物分成不同等级的分类单位,它们从大到小依次是界、门、纲、目、科、属、种。种是生物分类的基本单位。故选项D符合题意。
生物最基本的分类单位是
A.界
B.门
C.科
D.种
答案:D
题目分析:生物的分类是根据生物的相似程度。把生物分成不同等级的分类单位,它们从大到小依次是界、门、纲、目、科、属、种。种是生物分类的基本单位。故选项D符合题意。
完形填空。 | |||
Mike is a student. 1 likes jogging (慢跑) every morning, and he 2 swimming every afternoon. He 3 many ball games. He 4 soccer, volleyball and tennis. He is very 5 at soccer, and he 6 on the school team. After school, he likes 7 tennis with his 8 , Peter. 9 likes sports best, 10 he also does very well in his studies. | |||
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