河南省西华县第一高级中学2018_2019学年高一生物上学期期末竞赛选拔考试试题(扫描版).doc

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1、- 1 -河南省西华县第一高级中学 2018-2019 学年高一生物上学期期末竞赛选拔考试试题(扫描版)- 2 - 3 - 4 - 5 - 6 - 7 - 8 - 9 -高一生物试题答案一、选择题(1-20 每题 1.5 分;21-40 每题 2 分)1 2 3 4 5 6 7 8 9 10C B D D C D C D A C11 12 13 14 15 16 17 18 19 20D D D B B D C C D C21 22 23 24 25 26 27 28 29 30B C B B C A C D DB31 32 33 34 35 36 37 38 39 40B C C B A C

2、 B C A B41. (每空 1 分,共计 7 分)(1)浓度差(2)小于 小于(3)原生质层(4)色素(或花青素) 质量分数为 03 g/mL 的蔗糖溶液 清水42.(每空 1 分,共计 12 分)(1)光反应 氧气(2)CO 2的固定 供氢 CO 2 C 3 (CH 2O) (3)线粒体基质 不同 (4)C 6H12O66H 2O6O 2Error!6CO212H 2O能量(5)叶绿体基质 10.9 向右(6)减少 43 (每空 1 分,共计 11 分)(1)BCAD (2)B C (写全得满分) 着丝点分裂,姐妹染色单体分开 虚线(3) (分裂)间期 DNA 复制和有关蛋白质的合成- 10 -(4)细胞板 核膜(5)8 8 0

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