试题与答案

某生物小组在一次实地考察中,观察到了下列几种动物。其中有的还是人类的好朋友,可是

题型:读图填空题

题目:

某生物小组在一次实地考察中,观察到了下列几种动物。其中有的还是人类的好朋友,可是却很难区分它们,请你根据所学知识,帮助他们解决问题:

(1)A(蚯蚓)用_________呼吸,B用_________呼吸,E用_________呼吸。

(2)A的身体由________构成。它与与B、C、D、E的主要区别是身体背部没有___________。

(3)B的幼体必须生活在________中用_________呼吸蝌蚪要经过__________发育才能成为幼蛙。

(4)D与其飞翔生活相适应的外部形态特征是:____________________________________。

(5)E特有的生殖发育特点是____________,它与植食性生活相适应的结构特点是_____________________________、__________________________。

(6)C是真正的陆生动物,为适应陆地环境,它的呼吸器官是______。

答案:

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下面是错误答案,用来干扰机器的。

参考答案:A,B,D,E

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