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2025届重庆西南大学附中生物高三第一学期期末复习检测试题含解析

2025届重庆西南大学附中生物高三第一学期期末复习检测试题含解析

2025届重庆西南大学附中生物高三第一学期期末复习检测试题注意事项1.考生要认真填写考场号和座位序号。

2.试题所有答案必须填涂或书写在答题卡上,在试卷上作答无效。

第一部分必须用2B 铅笔作答;第二部分必须用黑色字迹的签字笔作答。

3.考试结束后,考生须将试卷和答题卡放在桌面上,待监考员收回。

一、选择题:(共6小题,每小题6分,共36分。

每小题只有一个选项符合题目要求)1.油菜素甾醇(BR)是一种能促进植物茎秆伸长和细胞分裂的植物激素,下图为BR合成的调控机制。

下列描述不正确的是()A.油菜素甾醇和生长素协同促进植物茎秆伸长B.BR浓度升高时,会使BZR1的降解速度加快C.胞内BR的合成速度受胞外BR的反馈调节D.BR调控基因发生突变可能导致植物矮化2.某研究小组进行某植物的栽培试验,图1表示在适宜的光照、CO2浓度等条件下测得的光合曲线和黑暗条件下的呼吸曲线;图2为在恒温密闭玻璃温室中,连续24h测定的温室内CO2浓度以及植物CO2吸收速率的变化曲线。

据图分析,下列说法中错误的是A.图1中,当温度达到55℃时,植物光合作用相关的酶失活B.6h时,图2叶肉细胞产生[H]的场所有叶绿体、线粒体和细胞质基质等C.18h时,图2叶肉细胞中叶绿体产生的O2量大于线粒体消耗的O2量D.该植株在进行光合作用且吸收CO2的量为0时,在两图中的描述点共有4个3.下图为膝跳反射示意图,以下叙述不正确...的是A.完成该反射活动的反射弧由三个神经元构成B.兴奋在传入神经纤维上以电信号的形式传导C.反射过程中兴奋在神经纤维上的传导是单向的D.神经支配伸肌收缩和屈肌舒张协调完成膝跳反射4.下图表示酵母菌培养过程中其数量的变化情况,下列分析正确的是()A.酵母菌达到的最大值与起始数量有直接关系B.ab段酵母菌数量下降可能是营养不足或pH下降导致的C.若bc段过滤掉培养液中的有害物质并增加营养,酵母菌数量将持续增加D.cd段酵母菌的数量基本不变,说明在这个阶段酵母菌不进行繁殖5.下列有关SARS病毒的叙述,错误的是()A.营寄生生活,进入人体会诱发细胞免疫和体液免疫B.子代病毒的蛋白质是在自身遗传物质指导下合成的C.其基因是有遗传效应的DNA片断D.可通过五碳糖种类来判断该病毒的核酸种类6.同位素标记法是进行生物学研究的一项重要技术,下列有关叙述正确的是()A.可用3H标记亮氨酸来研究性激素的合成与分泌过程B.可用32P标记的胰岛素基因作探针来检测细胞中的胰岛素基因是否进行了转录C.用14C标记CO2来研究暗反应中碳的转移途径为:14CO2→14C5→14C3→14C6H12O6 D.在研究DNA复制方式时只运用了同位素标记法二、综合题:本大题共4小题7.(9分)回答下列(一)、(二)小题。

上海市浦江高级中学高三数学理下学期期末试题含解析

上海市浦江高级中学高三数学理下学期期末试题含解析

上海市浦江高级中学高三数学理下学期期末试题含解析一、选择题:本大题共10小题,每小题5分,共50分。

在每小题给出的四个选项中,只有是一个符合题目要求的1. 三个数60.7,0.76,log0.76的大小顺序是A.0.76<log0.76<60.7B.0.76<60.7<log0.76C.log0.76<60.7<0.76D.参考答案:D,,,所以,选D.2. 已知函数的定义域为,则函数的定义域为()(A) (B) (C) (D)参考答案:B略3. 若直线x=被曲线C:(x-arcsin a)(x-arccos a)+(y-arcsin a)(y+arccos a)=0所截的弦长为d,当a变化时d的最小值是( )(A) (B) (C) (D)π参考答案:C 解:曲线C表示以(arcsin a,arcsin a),(arccos a,-arccos a)为直径端点的圆.即以(α,α)及(-α,-+α)(α∈[-,])为直径端点的圆.而x=与圆交于圆的直径.故d=≥.4. 若焦点在轴上的椭圆()的离心率.则实数m的取值范围为()A.B.(3,4) C. D.(0,3)参考答案:D由题意可得:,结合椭圆离心率的范围可知:,即,求解不等式可得:,即实数m的取值范围为(0,3).本题选择D选项.5. 已知i是虚数单位,则等于( )A.1+2i B.1﹣2i C.﹣1+2i D.﹣1﹣2i参考答案:D考点:复数代数形式的乘除运算.专题:数系的扩充和复数.分析:根据复数的基本运算进行化简即可.解答:解:=,故选:D.点评:本题主要考查复数的计算,比较基础.6. 某校在一年一度的“校园十佳歌手”比赛中,9位评委为参赛选手A 给出的分数的茎 叶图如图所示.在去掉一个最高分和一个最低分后,得出选手A 得分的中位数是(A)93 (B)92(C)91 (D) 90参考答案: B 略7. 已知函数,若正实数a ,b 满足,则的最小值为A.1B.C.9D.18参考答案:A 8. 设是两条不同的直线,是两个不同的平面,则下列命题中正确的是 (A )若且,则 (B )若且,则 (C )若且,则(D )若且,则参考答案:【答案解析】B 解析:A.直线成角大小不确定;B.把分别看成平面的法向量所在直线,则易得B 成立.所以选B.【思路点拨】根据空间直线和平面位置关系的判断定理与性质定理进行判断.9. 已知函数有两个零点,则实数a 的取值范围为(A)(一∞,0) (B)(0,1] (C)(0,+∞) (D)[0,+∞)参考答案:C10. 设全集U =R ,集合A ={x |},B ={x |1<<8},则(C U A )∩B 等于 A .[-1,3) B .(0,2] C .(1,2]D .(2,3)参考答案:B二、 填空题:本大题共7小题,每小题4分,共28分11. 定义运算,复数z 满足,则复数的模为_______________.参考答案:略12.的定义域为.参考答案:略13. 某高中学校三个年级共有团干部56名,采用分层抽样的方法从中抽取7人进行睡眠时间调查.其中从高一年级抽取了3人,则高一年级团干部的人数为________.参考答案:24【分析】利用分层抽样的定义即可得到结论。

广东省深圳市高级中学(集团)2023届高三上学期期末数学试题(解析版)

广东省深圳市高级中学(集团)2023届高三上学期期末数学试题(解析版)
D.由外层椭圆 的左顶点 向内层椭圆 分别作两条切线(与椭圆有且仅有一个交点的直线叫椭圆的切线)与 交于两点 , 的右顶点为 ,若直线 与 的斜率之积为 ,则椭圆 的离心率为 .
【答案】BCD
【解析】
【分析】由离心率相同及已知得到 、 ,即可判断A、B;由 在椭圆 上得到 ,进而判断C;根据对称性确定 的坐标,结合斜率两点式得 判断D.
D.根据切线方程,求交点 的横坐标,因为 为定值,即转化为求点 的横坐标的取值范围.
【详解】因为 ,
所以,当 时, ;当 时, ,
不妨设点 , 的横坐标分别为 ,且 ,
若 时,直线 , 的斜率分别为 , ,此时 ,不合题意;
若 时,则直线 , 的斜率分别为 , ,此时 ,不合题意.
所以 或 ,则 , ,
由题意可得 ,可得 ,
若 ,则 ;若 ,则 ,不合题意,所以 ,选项A对;
对于选项B,易知点 , ,
所以,直线 的斜率为 ,选项B对;
对于选项C,直线 的方程为 ,令 可得 ,即点 ,
直线 的方程为 ,令 可得 ,即点 ,
所以, ,选项C对;
对于选项D,联立 可得 ,
令 ,其中 ,则 ,
所以,函数 在 上单调递增,则当 时, ,
【答案】C
【解析】
【分析】求出圆锥的底面半径和圆锥的母线长与高,再计算圆锥的体积.
【详解】解:设圆锥的底面半径为r,圆锥的母线长为l,
由 ,得 ,
又 ,
所以 ,解得 ;
所以圆锥的高为 ,
所以圆锥的体积为 .
故选:C.
5.屈原是中国历史上第一位伟大的爱国诗人,中国浪漫主义文学的奠基人,“楚辞”的创立者和代表作者,其主要作品有《离骚》、《九歌》、《九章》、《天问》等.某校于2022年6月第一周举办“国学经典诵读”活动,计划周一至周四诵读屈原的上述四部作品,要求每天只诵读一部作品,则周一不读《天问》,周三不读《离骚》的概率为()

江苏省徐州一中2023-2024学年生物高三第一学期期末综合测试模拟试题含解析

江苏省徐州一中2023-2024学年生物高三第一学期期末综合测试模拟试题含解析

江苏省徐州一中2023-2024学年生物高三第一学期期末综合测试模拟试题考生须知:1.全卷分选择题和非选择题两部分,全部在答题纸上作答。

选择题必须用2B铅笔填涂;非选择题的答案必须用黑色字迹的钢笔或答字笔写在“答题纸”相应位置上。

2.请用黑色字迹的钢笔或答字笔在“答题纸”上先填写姓名和准考证号。

3.保持卡面清洁,不要折叠,不要弄破、弄皱,在草稿纸、试题卷上答题无效。

一、选择题:(共6小题,每小题6分,共36分。

每小题只有一个选项符合题目要求)1.德国生理学家华尔柏在研究线粒体数量时,统计了某动物部分组织细胞中的线粒体数据,如下表所示。

下列相关说法错误的是()A.线粒体具有双层膜结构,其中产生能量最多的部位是基质B.不同细胞的线粒体数量有差异与其执行不同的细胞功能有关C.心肌细胞线粒体含量最多的原因是心肌消耗的能量多D.表中数据可以看出线粒体的多少与细胞新陈代谢的强弱有关2.已知某种鸟(2N=40)的羽毛颜色由位于Z染色体上的三种基因控制,分别用A+、A、a表示,且A+对A为显性。

研究人员做如下两组实验:下列有关分析错误的是A.A+、A、a的出现是基因突变的结果,其遗传遵循基因的分离定律B.A基因控制的羽毛颜色为蓝色,亲本甲的基因型为Z A+W或Z A+Z aC.该种鸟体内某细胞进行分裂时,细胞内最多含4个染色体组,40条染色体D.让实验2子代中的蓝色鸟随机交配,其后代中雌鸟蓝色∶巧克力色=3∶13.人原尿中的葡萄糖进入肾小管上皮细胞的方式为主动运输(消耗钠离子的渗透能),而肾小管上皮细胞内的葡萄糖进入组织液的方式为协助扩散。

下列相关叙述或推理合理的是()A.葡萄糖从肾小管上皮细胞进入组织液不需要膜蛋白的协助B.各种细胞主动吸收葡萄糖时都需要ATP直接提供能量C.肾小管上皮细胞吸收钠离子的速率影响葡萄糖的吸收D .肾小管上皮细胞内外葡萄糖的浓度差不会影响葡萄糖的运输 4.关于细胞分裂的叙述,正确的是( )A .细胞分裂是细胞分化的基础,与衰老、癌变共同组成细胞的完整生命历程B .有丝分裂有一个细胞周期,减数分裂有两个细胞周期C .有丝分裂中期染色体DNA 与核DNA 的数量之比是1:2D .每种分裂后期都会出现着丝点分裂,染色体加倍5.下列有关生物多样性和进化的叙述中,不正确的是( )A .新物种的形成通常要经过突变和基因重组、自然选择及隔离三个基本环节B .自然选择能定向改变种群的基因频率,决定了生物进化的方向C .种群是生物进化的基本单位,物种是群落的基本单位D .禁止滥杀捕猎野生动物是保护生物多样性的有效措施 6.下列与细胞相关的叙述,正确的是( ) A .乳酸菌的细胞核中既含有DNA ,也含有RNA B .酵母菌的细胞核中只含有DNA ,细胞质中只含有RNA C .水绵和蓝细菌都具有以胆固醇等脂质为基本骨架的细胞膜 D .在小鼠肝细胞和大肠杆菌中均含有DNA 和RNA 两类核酸 二、综合题:本大题共4小题7.(9分)请回答下列有关神经调节和体液调节的问题:(1)神经调节的结构基础是反射弧。

广东省韶关市格顶中学2021年高三化学下学期期末试题含解析

广东省韶关市格顶中学2021年高三化学下学期期末试题含解析

广东省韶关市格顶中学2021年高三化学下学期期末试题含解析一、单选题(本大题共15个小题,每小题4分。

在每小题给出的四个选项中,只有一项符合题目要求,共60分。

)1. 在25℃、101kPa下,1g甲醇燃烧生成CO2和液态水时放热22.68kJ,下列热化学方程式正确的是A.CH3OH(l)+ 3/2O2(g)==CO2(g)+2H2O(l) △H=+725.8kJ?mol-1B.2CH3OH(l)+3O2(g)==2CO2(g)+4H2O(l) △H=-1452kJ?mol-1C.2CH3OH(l)+3O2(g)==2CO2(g)+4H2O(l) △H=-725.8kJ?mol-1D.2CH3OH(l)+3O2(g)==2CO2(g)+4H2O(l) △H=+1452kJ?mol-1参考答案:B略2. 设N A为阿伏加德罗常数,下列叙述不正确的是()A.工业可采用火法炼铜:Cu2S+O2═2Cu+SO2每生成2mol铜,反应共转移6N A个电子B.P4O6的分子结构中只含有单键,且每个原子的最外层都满足8电子结构,则1mol该分子中含有的共价键数目是12N AC.一定条件下定容容器中充入3molH2(g)和1mol N2(g)发生反应:3H2(g)+N2(g)2NH3(g);△H=﹣QkJ/mol,当该反应放出0.25QkJ的热量时,容器中的氢分子数共有2.25N AD.标准状况下,定容容器中盛有某气体纯净物,气体密度为ρg·L﹣1,则该物质相对分子质量为:g参考答案:DA.该反应中Cu元素化合价由0价变为+1价,O元素化合价由0价变为﹣2价、S元素化合价由﹣2价变为+4价,每生成2mol铜,有1molCu2S参加反应,反应共转移电子数=1mol×(4+2)×N A/mol=6N A,故A正确;B.P4O6的分子结构中只含有单键,且每个原子的最外层都满足8电子结构,则每个P4O6分子中12个共价键,所以1mol该分子中共价键个数为12N A,故B正确;C.设:当该反应放出0.25QkJ的热量时,参加反应的氢气的物质的量为x,3H2(g)+N2(g)2NH3(g)△H=﹣QkJ/mol3mol QkJx 0.25QkJ3mol:QkJ=x:0.25kJx==mol,没有参加反应的氢气的物质的量=3mol﹣0.75mol=2.25mol,则氢气分子个数为2.25N A,故C正确;D.根据ρ=知其摩尔质量=22.4ρ,摩尔质量在数值上等于其相对分子质量,所以其相对分子质量为22.4ρ,故D错误;故选D.3. 在实验室里,某同学在纸叠的小船中加入适量的水,用酒精灯直接加热。

PGA高三期末

PGA高三期末

湛江一中培才学校2015-2016学年第二学期期末测试PGA国际班高三英语科试卷时间:90分钟满分:100分命题教师:CYT学 :I; I .Multiple Choice (40 points, 1 point for each )II; Select from the four choices of each item the one that best answers the question orII; completes the statement. Mark your choice by blackening the corresponding letter A,B,C or II; D on the answer sheet.I; 1.The sentence "Shall I compare thee to a summer's day?" is the beginning line of one ofI■Shakespeare's.I; edies1:名: B.tragedies姓:八,; C.sonnetsI; D.historiesII; 2."So much the worse for me, that I an strong. Do I want to live? What kind of living will it I: be when you-oh, God!i; Would you like to live with your soul in the grave?"II; In the above passage quoted from Emily Bronte's Wuthering Heights, the word "soul"Ii; apparently refers to.1・ i ....................................................A. Heathcliff班; B.CatherineI■ C.ghostIi D.one's spiritual liftII 3."And where are they? And where art thou,"II; My country? On thy voiceless shoreII; The heroic lay is tuneless now-I: The heroic bosom beats no more!" ( George Gordon Byron, Don Juan)i: In the above stanza, "art thou" literally means.I: A."are you"学: B."art though"IC. "are though"D. "art you"4. The major concern of fiction lies in the tracing of the psychological developmentof his characters and in his energetic criticism of the dehumanizing effect of the capitalistindustrialization on human nature.A. Charles Dickens'sB. wrence'sC. Thomas Hardy'sD. John Galsworthy's5. Daniel Defoe describes as a typical English Middle-class man of the eighteenthcentury, the very prototype of the empire builder or the pioneer colonist.A. Tom JonesB. GulliverC. Moll FlandersD. Robinson Crusoe6. "To be so distinguished is an honor, which, being very little accustomed to favors fromthe great, I know not well how to receive, or in what terms to acknowledge."The above quoted sentence is presented by Samuel Johnson with a (n) tone.A. delightfulB. jealousC. ironicD. humorous7. ”She lived unknown, and few could knowWhen Lucy ceased to be;But she is in her grave, and, oh,The difference to me!"The word "me" in the last line of the above stanza quoted from Wordsworth's poem "SheDwelt Among the Untrodden Ways" may possibly refer to.A. the poetB. the readerC. herlover□.everybody 8.is a typical feature of Swift's writings.A. Bitter satireB. Elegant styleC. Casual narration□.Complicated sentence structure9. The statement "It reveals the dehumanizing workhouse system and the dark, criminal underworld life" may well sum up the main theme if Dickens's.A. David CopperfieldB. Bleak HouseC. Great Expectations□.Oliver Twist10. "Do you think, because I am poor, obscure, plain, and little, I am soulless and heartless? ••-And if God had gifted me with some beauty, and much wealth, I should have made it as hard for you to leave me, as it is now for me to leave you."The above quoted passage is most probably taken from.A. Pride and PrejudiceB. Jane EyreC. Wuthering Heights□.Great Expectations11.It is generally regarded that Keats's most important and mature poems are in the form ofA. odeB. elegyC. epicD. sonnet12.G.B.Shaw's play Mrs.Warren's Profession is a realistic exposure of the in theEnglish society.A. slum landlordismB. inequality between men and womenC. political corruption□.economic exploitation of women13.In William Blake's poetry, the father ( and any other in whom he saw the image of the father such as God, priest, and king ) was usually a figure of.A. benevolenceB. admirationC. love□.tyranny14. "'I believe you are made of stone,'he said, clenching his fingers so hard that he broke the fragile cup. •--'You seem to forget,' she said,'that cup is not!'"From the above quoted passage, we can find the woman's tone is very.A. sarcasticB. amusingC. sentimental□.facetious15. The Pilgrim's Progress by John Bunyan is often said to be concerned with the search forA. material wealthB. spiritual salvationC. universal truth□.self-fulfillment16. Alexander Pope strongly advocated, emphasizing that literary works should be judged by rules of order, reason, logic, restrained emotion, good taste and decorum.A. sentimentalismB. romanticismC. idealism□.neoclassicism17. After reading the first chapter of Pride and Prejudice, we may come to know that Mrs. Bennet is a woman of.A. simple character and quick witB. simple character and poor understandingC. intricate character and quick wit□.intricate character and poor understanding18.Of all the eighteenth-century novelists,was the first to set out, both in theory and practice, to write specifically a "comic epic in prose," and the first to give the modern novel its structure and style.A. Daniel DefoeB. Samuel RichardsonC. Henry Fielding□.Oliver Goldsmith19."Not on thy sole but on thy soul, harsh Jew,/Thou mak'st thy knife keen."In the above quotation taken form The Merchant of Venice, Shakespeare employs a (n)A. oxymoronB. punC. simile□.synecdoche20.In Hardy's Wessex novels, there is an apparent touch in his description of thesimple and beautiful though primitive rural life.A. humorousB. romanticC. nostalgic□.sarcastic21. "O prince, O chief of many throned powers,"That led th' embattled seraphim to warUnder thy conduct, and in dreadful deedsFearless, endangered Heaven's perpetual King."In the third line of the above passage quoted from Milton's Paradise Lost, the phrase "thy conduct" refers to conduct.A. Satan'sB. God'sC. A dam'sD. Eve's22. We can perhaps describe the west wind in Shelley's poem "Ode to the West Wind"with all the following terms exceptA. tamedB. swiftC. proudD. wild23.In 1837, Ralph Waldo Emerson made a speech entitled at Harvard, which washailed by Oliver Wendell Holmes as "Our intellectual Declaration of Independence."A. "Nature"B. "Self-Reliance"C. "Divinity School Address"D. "The American Scholar"24.In Hawthorne's "Young Goodman Brown," a satanic figure leads the credulous protagonist to a witches' Sabbath in the woods. There he recognizes many pillars of Salem's Puritan society as well as his wife, Faith. The story illustrates Hawthorne's allegorical theme of human evil or what Melville called the "power of."A. blacknessB. whitenessC. terrorD. hypocrisy25. For Melville, as well as for the reader and, the narrator, Moby Dick is still a mystery, an ultimate mystery of the universe.A. AhabB. IshmaelC. StubbD. Starbuck26. Most of the poems in Whitman's Leaves of Grass sing of the "en-mass" and the as well.A. natureB. self-relianceC. selfD. life27. Emily Dickinson's poem (441) "This is my letter to the World" expresses the poet'sabout hercommunication with the outside world.A. indifferenceB. joyC. anxietyD. indignation28. Which of the following statements about writers in 1920s is true?A. Mark Twain published his last and most important novel.B. F. Scott Fitzgerald received the Nobel Prize.C. Freudian psychology influenced many modern writers.D. Most writers were politically radical.29. Naturalism is evolved from realism when the author's tone in writing becomes less serious and less sympatheticbut more ironic and more ______ .A. rationalB. humorousC. optimisticD. pessimistic30. Mark Twain's first novel, written in collaboration with Charles D. Warner and published in 1873,though not an artistic success, gives its name to the America of the post-Civil War period which it attempts to satirize.A. The Gilded AgeB. The Age of InnocenceC. The Roughing TimeD. The Jazz Age31. Dreiser's Trilogy of Desire includes three novels. They are The Financier, The Titan andA. The GeniusB. The TycoonC. The StoicD. The Giant32. Daisy Miller's tragedy of indiscretion is intensified and enlarged by its narration from the point of view ofA. the author Henry JamesB. the Italian youth GiovanelliC. the American youth WinterbourneD. her mother Mrs. Miller33. The impact of Darwin's evolutionary theory on the American thought and the influence of the nineteenth-centuryFrench literature on the American men of letters gave rise to yet another school of realism: American.A. local colorismB. vernacularismC. modernismD. naturalism34.It is on his that Washington Irving's fame mainly rested.A. childhood recollectionsB. sketches about his European toursC. early poetryD. tales about America35. ”If honest labor be unremunerative and difficult to endure; if it be the long, long road which never reachesbeauty, but wearies the feet and the heart; if the drag to follow beauty be such that one abandons the admired way, taking rather the despised path leading to her dreams quickly, who shall cast the first stone?"Where is the underlined phrase taken from?A. The Bible.B. Milton.C. Shakespeare.D. Hawthorne.36. Most recognizable literary movement that gave rise to the twentieth-century American literature, or we may say, the second American Renaissance, is the movement.A. transcendentalB. leftistC. expatriateD. expressionistic37. Robert Frost combined traditional verse forms - the sonnet, rhyming couplets, blank verse - with a clear American local speech rhythm, the speech of farmers with its idiosyncratic diction and syntax.A. SouthernB. WesternC. New HampshireD. New England38. As an autobiographical play, O'Neill's (1956) has gained its status as a world classic and simultaneously marks the climax of his literary career and the coming of age of American drama.A. The Iceman ComethB. Long Day's Journey Into NightC. The Hairy ApeD. Desire Under the Elms39. Apart from the dislocation of time and the modern stream-of-consciousness, the other narrative techniques Faulkner used to construct his stories include, symbolism and mythological and biblical allusions.A. impressionismB. expressionismC. multiple points of viewD. first person point of view40.Stylistically, Henry James' fiction is characterized by.A. short, clear sentencesB. abundance of local imagesC. ordinary American speechD. highly refined languagen .Topic Discussion (60 points, 30 points for each )Write no less than 150 words on each of the following topics in English in the corresponding space on the answer sheet.49. A possible theme of James Joyce's short story "Araby" is disillusionment. Briefly discuss the symbolism Joyce employs in presenting this theme.50. What makes Mark Twain's The Adventures of Huckleberry Finn more than a child's adventure story? Briefly discuss the question from THREE of the following aspects: the setting, the language, the character (s) , the theme and the style.。

2022年上海外高桥中学高三数学理期末试题含解析

2022年上海外高桥中学高三数学理期末试题含解析

2022年上海外高桥中学高三数学理期末试题含解析一、选择题:本大题共10小题,每小题5分,共50分。

在每小题给出的四个选项中,只有是一个符合题目要求的1. 已知双曲线(a>0,b>0)上的一点到双曲线的左、右焦点的距离之差为4,若抛物线y=ax2上的两点A(x1,y1),B(x2,y2)关于直线y=x+m对称,且x1x2=﹣,则m的值为()A.B.C.2 D.3参考答案:A【考点】双曲线的简单性质.【分析】由双曲线的定义可得a=2,可得y1=2x12,y2=2x22,A点坐标是(x1,2x12),B点坐标是(x2,2x22)A,B的中点坐标是(,),因为A,B关于直线y=x+m对称,所以A,B的中点在直线上,且AB与直线垂直,可得=+m,=﹣1,结合条件,由此能求得m.【解答】解:双曲线=1(a>0,b>0)上的一点到双曲线的左、右焦点的距离之差为4,可得2a=4,即a=2.抛物线y=2x2上的两点A(x1,y1),B(x2,y2),可得y1=2x12,y2=2x22,A点坐标是(x1,2x12),B点坐标是(x2,2x22),A,B的中点坐标是(,),因为A,B关于直线y=x+m对称,所以A,B的中点在直线上,且AB与直线垂直,可得=+m,=﹣1,即x12+x22=+m,x2+x1=﹣,因为x1x2=﹣,所以x12+x22=(x1+x2)2﹣2x1x2=+1=,代入得=﹣+m,求得m=.故选:A.2. “a=3”是“函数f(x)=x2﹣2ax+2在区间[3,+∞)内单调递增”的()条件.A.充分非必要B.必要非充分C.充要D.既非充分也非必要参考答案:A【考点】必要条件、充分条件与充要条件的判断.【专题】转化思想;转化法;简易逻辑.【分析】先求出函数f(x)=x2﹣2ax+2的单调增区间,然后由题意知[3,+∞)是它单调增区间的子区间,利用对称轴与区间的位置关系即可求出a的范围,再根据充分必要条件进行求解.【解答】解:∵函数f(x)=x2﹣2ax+2在区间[3,+∞)内单调递增,可得f(x)的对称轴为x=﹣=a,开口向上,可得a≤3,∴“a=3”?“函数f(x)=x2﹣2ax+2在区间[3,+∞)内单调递增”,∴“a=3”是“函数f(x)=x2﹣2ax+2在区间[3,+∞)内单调递增”的充分而不必要条件,故选:A.【点评】此题主要考查二次函数的性质及其对称轴的应用,以及充分必要条件的定义,是一道基础题.3. 执行右面的程序框图,如果输入的N是6,那么输出的p是(A)120(B)720(C)1440(D)5040参考答案:B本题主要考查了循环结构的程序框图,一般都可以反复的进行运算直到满足条件结束,本题中涉及到二个变量,注意每个变量的运行结果和执行情况, 难度较小.当k=1,p=1时,p=1×1;当k=2时,p=1×2=2;当k=3时,p=2×3=6;当k=4时,p=6×4=24;当k=5时,p=24×5=120;当k=6时,p=120×6=720;此时循环结束,故输出p的值为720. 故选B.4. 中国古代数学著作《算法统宗》中有这样一个问题:“三百七十八里关,初行健步不为难,次日脚痛减一半,六朝才得到其关,要见次日行里数,请公仔细算相还.”其大意为:“有一个人走了378里路,第一天健步行走,从第二天起因脚痛每天走的路程为前一天的一半,走了6天后到达目的地.”则此人第4天走了()A.60里B.48里C.36里D.24里参考答案:D5. 一个几何体的三视图如图所示,则该几何体的外接球的体积为() A.4 B.12 C.2 D.4参考答案:A略6. 已知圆截直线所得线段的长度是,则圆M与圆的位置关系是()A. 内切B. 相交C. 外切D. 相离参考答案:B化简圆到直线的距离,又两圆相交. 选B7. 在中,点在上,且,点是的中点,若,,则( )A.B.C.D.参考答案:D略8. 已知函数f(x)=ax+lnx﹣有三个不同的零点x1,x2,x3(其中x1<x2<x3),则(1﹣)2(1﹣)(1﹣)的值为()A.1﹣a B.a﹣1 C.﹣1 D.1参考答案:D【考点】函数零点的判定定理.【分析】先分离参数得到a=﹣,令h(x)=﹣.求导后得其极值点,h(x)在(0,1),(e,+∞)上为减函数,在(1,e)上为增函数.再令a=﹣μ,转化为关于μ的方程后由根与系数关系得到μ1+μ2=1﹣a<0,μ1μ2=1﹣a<0,再结合μ=的图象可得到(1﹣)2(1﹣)(1﹣)的值.【解答】解:令f(x)=0,分离参数得a=﹣,令h(x)=﹣,由h′(x)==0,得x=1或x=e.当x∈(0,1)时,h′(x)<0;当x∈(1,e)时,h′(x)>0;当x∈(e,+∞)时,h′(x)<0.即h(x)在(0,1),(e,+∞)上为减函数,在(1,e)上为增函数.∴0<x1<1<x2<e<x3,a=﹣=﹣,令μ=,则a=﹣μ,即μ2+(a﹣1)μ+1﹣a=0,μ1+μ2=1﹣a<0,μ1μ2=1﹣a<0,对于μ=,μ′=则当0<x<e时,μ′>0;当x>e时,μ′<0.而当x>e时,μ恒大于0.画其简图,不妨设μ1<μ2,则μ1=,μ2===μ3,∴(1﹣)2(1﹣)(1﹣)=(1﹣μ1)2(1﹣μ2)(1﹣μ3)=[(1﹣μ1)(1﹣μ2)]2=[1﹣(1﹣a)+(1﹣a)]2=1.故选:D.9. 直线ax+by-a=0与圆x2+y2-2x-2=0的图象可能是参考答案:C10. 函数图象交点的横坐标所在区间是()A.(1,2)B.(2,3)C.(3,4)D.(1,5)参考答案:C略二、填空题:本大题共7小题,每小题4分,共28分16.在轴的正方向上,从左向右依次取点列,以及在第一象限内的抛物线上从左向右依次取点列,使()都是等边三角形,其中是坐标原点,则第2005个等边三角形的边长是。

2021届上海市莘格高级中学高三生物下学期期末试题及答案解析

2021届上海市莘格高级中学高三生物下学期期末试题及答案解析

2021届上海市莘格高级中学高三生物下学期期末试题及答案解析一、选择题:本题共15小题,每小题2分,共30分。

每小题只有一个选项符合题目要求。

1. 下列关于植物激素的叙述中,正确的有()①植物体内不同的腺体能够分泌不同的激素,脱落酸能促进叶片和果实的衰老与脱落①生长素具有极性运输的特点,缺乏氧气会影响植物体内生长素的极性运输①乙烯可以促进苹果和香蕉等果实的生长发育和成熟①植物幼嫩叶片中的色氨酸可转变为生长素①豌豆幼苗切段中乙烯的合成受生长素浓度的影响①用适宜浓度的生长素溶液处理番茄的花就能得到无子番茄A.2项B.3项C.4项D.5项2. 下列关于肺炎双球菌转化实验和噬菌体侵染细菌实验的叙述,正确的是()A.格里菲思在肺炎双球菌转化实验中对DNA和蛋白质等物质进行了分离B.转化形成的S型细菌的遗传物质中含有R型细菌的遗传信息C.噬菌体侵染细菌的实验中,充分搅拌的目的是为细菌提供更多的氧气D.若用噬菌体侵染3H标记的细菌,离心后可检测到放射性主要分布在上清液中3. 如图是两种细胞的亚显微结构示意图。

以下叙述正确的是()A. 与甲细胞相比,乙细胞特有的细胞器有①①①B. 甲细胞中参与抗体合成和分泌的具膜细胞器有①①①①C. 可以利用差速离心法将图示各种细胞器分离开D. 乙图中结构①的膜蛋白合成加工与①①①①无关4. 生命活动离不开细胞,下列相关叙述错误的是()A.单细胞生物依靠单个细胞就能完成各项生命活动B.多细胞生物要依赖各种分化的细胞密切合作,共同完成一系列复杂的生命活动C.所有生物均由细胞构成D.细胞是生物体结构和功能的基本单位5. 不同植物细胞内液泡的大小、形状、颜色存在差异。

液泡膜上具有多种酶和转运蛋白,液泡中贮存着多种细胞代谢产物和多种酸性水解酶,糖类、盐类等物质的浓度往往很高。

液泡还能吸收细胞质中某些有毒物质,避免细胞中毒。

液泡可来自内质网、高尔基体或细胞膜。

以下关于液泡的叙述,错误的是()A.液泡内多种物质浓度较高可能是因为液泡膜具有选择透过性B.花瓣、果实显示不同的颜色是因为液泡中含有色素,成熟植物细胞都含有这些色素C.液泡可分解蛋白质、核酸等物质,该作用类似动物细胞中的溶酶体D.成熟植物细胞质内的水分子大量进入液泡,从而维持细胞膨压,使植物体保持挺立状态6. 免疫调节在维持人体正常生命活动的过程中发挥重要作用。

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湛江一中培才学校2015-2016学年第二学期期末测试 PGA 国际班高三英语科试卷 时间:90分钟 满分:100分 命题教师:CYT Ⅰ.Multiple Choice (40 points, 1 point for each ) Select from the four choices of each item the one that best answers the question or completes the statement. Mark your choice by blackening the corresponding letter A,B,C or D on the answer sheet. 1.The sentence "Shall I compare thee to a summer's day?" is the beginning line of one of Shakespeare's ________ . edies B.tragedies C.sonnets D.histories 2."So much the worse for me, that I an strong. Do I want to live? What kind of living will it be when you-oh, God! Would you like to live with your soul in the grave?" In the above passage quoted from Emily Bronte's Wuthering Heights, the word "soul" apparently refers to _______ . A.Heathcliff B.Catherine C.ghost D.one's spiritual lift 3."And where are they? And where art thou," My country? On thy voiceless shore The heroic lay is tuneless now- The heroic bosom beats no more!"(George Gordon Byron, Don Juan ) In the above stanza, "art thou" literally means _______ . A."are you" B."art though"学校: 班别: 姓名: 学号:C."are though"D."art you"4.The major concern of _______ fiction lies in the tracing of the psychological development of his characters and in his energetic criticism of the dehumanizing effect of the capitalist industrialization on human nature.A.Charles Dickens'swrence'sC.Thomas Hardy'sD.John Galsworthy's5.Daniel Defoe describes _______ as a typical English Middle-class man of the eighteenth century, the very prototype of the empire builder or the pioneer colonist.A.Tom JonesB.GulliverC.Moll FlandersD.Robinson Crusoe6."To be so distinguished is an honor, which, being very little accustomed to favors from the great, I know not well how to receive, or in what terms to acknowledge."The above quoted sentence is presented by Samuel Johnson with a(n)_______ tone.A.delightfulB.jealousC.ironicD.humorous7."She lived unknown, and few could knowWhen Lucy ceased to be;But she is in her grave, and, oh,The difference to me!"The word "me" in the last line of the above stanza quoted from Wordsworth's poem "She Dwelt Among the Untrodden Ways" may possibly refer to _______ .A.the poetB.the readerD.everybody8._______ is a typical feature of Swift's writings.A.Bitter satireB.Elegant styleC.Casual narrationplicated sentence structure9.The statement "It reveals the dehumanizing workhouse system and the dark, criminal underworld life" may well sum up the main theme if Dickens's _______ .A.David CopperfieldB.Bleak HouseC.Great ExpectationsD.Oliver Twist10."Do you think, because I am poor, obscure, plain, and little, I am soulless and heartless?…And if God had gifted me with some beauty, and much wealth, I should have made it as hard for you to leave me, as it is now for me to leave you."The above quoted passage is most probably taken from _______ .A.Pride and PrejudiceB.Jane EyreC.Wuthering HeightsD.Great Expectations11.It is generally regarded that Keats's most important and mature poems are in the form of _______ .A.odeB.elegyC.epicD.sonnet12.G.B.Shaw's play Mrs.Warren's Profession is a realistic exposure of the _______ in the English society.A.slum landlordismB.inequality between men and womenD.economic exploitation of women13.In William Blake's poetry, the father(and any other in whom he saw the image of the father such as God, priest, and king)was usually a figure of _______ .A.benevolenceB.admirationC.loveD.tyranny14."'I believe you are made of stone,'he said, clenching his fingers so hard that he broke the fragile cup. …'You seem to forget,' she said,'that cup is not!'"From the above quoted passage, we can find the woman's tone is very _______ .A.sarcasticB.amusingC.sentimentalD.facetious15.The Pilgrim's Progress by John Bunyan is often said to be concerned with the search for _______ .A.material wealthB.spiritual salvationC.universal truthD.self-fulfillment16.Alexander Pope strongly advocated _______, emphasizing that literary works should be judged by rules of order, reason, logic, restrained emotion, good taste and decorum.A.sentimentalismB.romanticismC.idealismD.neoclassicism17.After reading the first chapter of Pride and Prejudice, we may come to know that Mrs. Bennet is a woman of _______ .A.simple character and quick witB.simple character and poor understandingD.intricate character and poor understanding18.Of all the eighteenth-century novelists, _______ was the first to set out, both in theory and practice, to write specifically a "comic epic in prose," and the first to give the modern novel its structure and style.A.Daniel DefoeB.Samuel RichardsonC.Henry FieldingD.Oliver Goldsmith19."Not on thy sole but on thy soul, harsh Jew,/Thou mak'st thy knife keen."In the above quotation taken form The Merchant of Venice, Shakespeare employs a(n)_______ .A.oxymoronB.punC.simileD.synecdoche20.In Hardy's Wessex novels, there is an apparent _______ touch in his description of the simple and beautiful though primitive rural life.A.humorousB.romanticC.nostalgicD.sarcastic21."O prince, O chief of many throned powers,"That led th' embattled seraphim to warUnder thy conduct, and in dreadful deedsFearless, endangered Heaven's perpetual King."In the third line of the above passage quoted from Milton's Paradise Lost, the phrase "thy conduct" refers to _______conduct.A.Satan'sB.God'sD.Eve's22.We can perhaps describe the west wind in Shelley's poem "Ode to the West Wind" with all the following terms except_______ .A.tamedB.swiftC.proudD.wild23.In 1837, Ralph Waldo Emerson made a speech entitled _______ at Harvard, which was hailed by Oliver Wendell Holmes as "Our intellectual Declaration of Independence."A."Nature"B."Self-Reliance"C."Divinity School Address"D."The American Scholar"24.In Hawthorne's "Young Goodman Brown," a satanic figure leads the credulous protagonist to a witches' Sabbath in the woods. There he recognizes many pillars of Salem's Puritan society as well as his wife, Faith. The story illustrates Hawthorne's allegorical theme of human evil or what Melville called the "power of _______ ."A.blacknessB.whitenessC.terrorD.hypocrisy25.For Melville, as well as for the reader and _______ , the narrator, Moby Dick is still a mystery, an ultimate mystery of the universe.A.AhabB.IshmaelC.StubbD.Starbuck26.Most of the poems in Whitman's Leaves of Grass sing of the "en-mass" and the _______ as well.B.self-relianceC.selfD.life27.Emily Dickinson's poem(441)"This is my letter to the World" expresses the poet's _______ about hercommunication with the outside world.A.indifferenceB.joyC.anxietyD.indignation28.Which of the following statements about writers in 1920s is true?A.Mark Twain published his last and most important novel.B.F. Scott Fitzgerald received the Nobel Prize.C.Freudian psychology influenced many modern writers.D.Most writers were politically radical.29.Naturalism is evolved from realism when the author's tone in writing becomes less serious and less sympatheticbut more ironic and more _______ .A.rationalB.humorousC.optimisticD.pessimistic30.Mark Twain's first novel _______ , written in collaboration with Charles D. Warner and published in 1873,though not an artistic success, gives its name to the America of the post-Civil War period which it attempts to satirize.A.The Gilded AgeB.The Age of InnocenceC.The Roughing TimeD.The Jazz Age31.Dreiser's Trilogy of Desire includes three novels. They are The Financier, The Titan andA.The GeniusB.The TycoonC.The StoicD.The Giant32.Daisy Miller's tragedy of indiscretion is intensified and enlarged by its narration from the point of view of_______ .A.the author Henry JamesB.the Italian youth GiovanelliC.the American youth WinterbourneD.her mother Mrs. Miller33.The impact of Darwin's evolutionary theory on the American thought and the influence of the nineteenth-centuryFrench literature on the American men of letters gave rise to yet another school of realism: American ________ .A.local colorismB.vernacularismC.modernismD.naturalism34.It is on his _______ that Washington Irving's fame mainly rested.A.childhood recollectionsB.sketches about his European toursC.early poetryD.tales about America35."If honest labor be unremunerative and difficult to endure; if it be the long, long road which never reachesbeauty, but wearies the feet and the heart; if the drag to follow beauty be such that one abandons the admired way, taking rather the despised path leading to her dreams quickly, who shall cast the first stone?"Where is the underlined phrase taken from?ton.C.Shakespeare.D.Hawthorne.36.Most recognizable literary movement that gave rise to the twentieth-century American literature, or we may say, the second American Renaissance, is the _______ movement.A.transcendentalB.leftistC.expatriateD.expressionistic37.Robert Frost combined traditional verse forms - the sonnet, rhyming couplets, blank verse - with a clear American local speech rhythm, the speech of _______ farmers with its idiosyncratic diction and syntax.A.SouthernB.WesternC.New HampshireD.New England38.As an autobiographical play, O'Neill's _______ (1956)has gained its status as a world classic andsimultaneously marks the climax of his literary career and the coming of age of American drama.A.The Iceman ComethB.Long Day's Journey Into NightC.The Hairy ApeD.Desire Under the Elms39.Apart from the dislocation of time and the modern stream-of-consciousness, the other narrative techniques Faulkner used to construct his stories include _______ , symbolism and mythological and biblical allusions.A.impressionismB.expressionismC.multiple points of view40.Stylistically, Henry James' fiction is characterized by _______ .A.short, clear sentencesB.abundance of local imagesC.ordinary American speechD.highly refined languageⅡ.Topic Discussion(60 points, 30 points for each)Write no less than 150 words on each of the following topics in English in the corresponding space on the answer sheet.49.A possible theme of James Joyce's short story "Araby" is disillusionment. Briefly discuss the symbolism Joyce employs in presenting this theme.50.What makes Mark Twain's The Adventures of Huckleberry Finn more than a child's adventure story? Briefly discuss the question from THREE of the following aspects: the setting, the language, the character(s), the theme and the style.。

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