河南省新乡七中2018_2019学年八年级生物上学期第一次月考试题(扫描版).doc

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123参考答案一、选择题(每题 1 分,共 20 分)15:CBBBD610:CDBBB1115:DCDDB1620:CCBCB二、填空题(每空 1 分,共 30 分)21.(1)环带(2)保持体表湿润,维持其正常呼吸(3)刚毛(4)粗糙的纸(5)环状体节22.(1)无脊椎(2)头部,胸部,腹部,胸部(3)外骨骼,保护,蒸发(或散失)23.(1)气囊,肺(2)2(3)流线(4)翼,喙,龙骨突24.(1)涡虫,鸟和虎,鱼(2)肺,体外,卵壳(3 ) B,门齿,臼齿,犬齿

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