4)NaOH Fe-6et8OH-FeO:+4H2O 6.7229.[命题立意]本题主要考查光合作用的相关知识,意在考查学生应用知识的能力,培养学生科学思维的核心素养试题解析](1)图1中的“?”与图2中的甲都是O2,由产生部位扩散至细胞外需经过类囊体膜(1层)、叶绿体膜(2层)、细胞膜(1层)、共计4层膜,8层磷脂分子。(2)图1中PSⅡ中的光;合色素吸收光能后,一方面将水分解,产生的电子经一系列传递体的传递,参与NADP和H的结合,形成 NADPH;另方面,在ATP合成酶的作用下,H浓度梯度提供电化学势能,促使ADP与Pi反应形成ATP。分析题图2可知,H依靠载体蛋白顺浓度梯度进行跨膜运输,其方式为协助扩散(3)分析图2可知,①侧为叶绿体基质,若膜两侧的H浓度梯度突然消失(其他条件不变),ATP合成受影响,导致C3的还原受阻,短时间内暗反应中C3含量会上升[参考答案](10分,除标注外,每空1分)(1)甲8)NAD上术可+(2分) NADPH H+协助扩散(3)叶绿体基质上升(2分)

书面表达One possible version:NOTICEA sports meeting will be held in the playground of our school from next Thursday to FridayAs you know, the pressure of study is very heavy now, especially for those senior 3. So the purpose of the sports meeting is to letevery student get relaxed, as a result of which we students can live happily and heal thilyEveryone is welcome to take part in it. Those who perform excellently at the sports meeting will get prizes. But don' t take theresults so serously because taking part is more important than the result. Good luck to everyone!

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