(00322)2011年模拟试题及答案
2011年普通高等学校招生全国统一考试(广东卷)文综模拟试卷(三)
绝密★启用前试卷类型：A 2011年普通高等学校招生全国统一考试（广东卷）文科综合模拟试题（三）本试卷共12页，41小题，满分300分。
考试用时150分钟。
注意事项：1．答卷前，考生务必用黑色字迹的钢笔或签字笔将自己的姓名和考生号、试室号、座位号填写在答题卡上。
用2B铅笔将试卷类型（A）填涂在答题卡相应位置上。
将条形码横贴在答题卡右上角“条形码粘贴处”。
2．选择题每小题选出答案后，用2B铅笔把答题卡上对应题目选项的答案信息点涂黑，如需改动，用橡皮擦干净后，再选涂其他答案，答案不能答在试卷上。
3．非选择题必须用黑色字迹钢笔或签字笔作答，答案必须写在答题卡各题目指定区域内相应位置上；如需改动，先划掉原来的答案，然后再写上新的答案；不准使用铅笔和涂改液。
不按以上要求作答的答案无效。
4．作答选做题时，请先用2B铅笔填涂选做题的题号对应的信息点，再作答。
漏涂、错涂、多涂的，答案无效。
5．考生必须保持答题卡的整洁。
考试结束后，将试卷和答题卡一并交回。
一、选择题：本题共35小题，每小题4分，共140分。
每小题给出的四个选项中，只有一个选项符合题目要求。
2010年11月1日零时，中国正式开始第六次全国人口普查，前后将历时3年，需要600多万名普查指导员和普查员，社会各界投入的人、财、物力甚巨，堪称“和平时期最大的社会动员”。
据此回答1～2题。
1．下列对我国投入巨资进行人口普查的原因，说法正确的是①人口是一个国家的重要战略资源②摸清人口性别比例，保证社会安定③实现人口、资源与环境的可持续发展④摸清人口年龄结构，防止“未富先老”A．①②B．①④C．②③D．①③2．尽管第六次人口普查投入人力巨大，但统计数据的真实性会遇到挑战，其主要原因是①近几年人口增长过快②人口分布极不平衡③人口流动频繁且数量巨大④居民隐私观念增强A．①②B．①④C．②③D．③④读图，回答3～4题。
3．图中A、B、C、D四点所在的圆圈表示某纬线，O为圆心，EF垂直于CD，若阴影部分表示黑夜，则下列说法正确的是A．弧为晨线B．弧为经线C．CD为直射光线D．∠BOF可以反映出昼长与夜长的变化4．若C点为（30°N，120°E），D点为（30°S，60°W），则下列说法正确的是A．C、D两点日期相同B．C、D两点的昼夜长短变化幅度一致C．D点所在国家的主要环境问题是热带雨林被破坏D．C点所在地植被类型为亚热带常绿硬叶林阅读漫画《我们的孩子明天怎么办？》，回答第5题。
2011年福建省高考理综模拟试卷及答案（2）-完整
2011年福建省高考模拟试卷（2）理科综合能力测试本试卷分第Ⅰ卷（选择题）和第Ⅱ卷。
第Ⅰ卷均为必考题，第Ⅱ卷包括必考和选考两个部分。
相对原子质量（原子量）：O 16 Na 23 S 32 Br 80 K 39 Cu 64第I卷（必考）本卷共18小题，每小题6分，共108分。
一、选择题（本题共12小题。
在每小题给出的四个选项中，只有一个选项符合题目要求。
）1．流感是一种由流感病毒引起的常见病。
有人注射了一种流感疫苗后，在流感流行期间未患流感，但流感再次流行时，却患了流感。
其原因可能是①流感病毒发生了突变②抗体在体内存留的时间短③流行的流感病毒与注射的流感疫苗不是同种类型④流感病毒使人的免疫系统受损A．①②③B．①②④C．①③④D．①②2．离体的叶绿体在光照下进行光合作用，如果突然中断CO2气体的供应，短暂时间内叶绿体中C3化合物和C5化合物相对含量的变化是A.C3化合物增多、C5化合物减少B.C3化合物增多、C5化合物增多C.C3化合物减少、C5化合物增多D.C3化合物减少、C5化合物减少3．用高倍显微镜观察洋葱根尖细胞的有丝分裂。
下列描述正确的是A．处于分裂间期和中期的细胞数目大致相等B．视野中不同细胞的染色体数目可能不相等C．观察处于分裂中期的细胞，可清晰看到赤道板和染色体D．细胞是独立分裂的，因此可选一个细胞持续观察它的整个分裂过程4．下列对有关图形所表达的生物学含义的叙述正确的是A ．甲图表示杂合子Aa 连接自交若干代，后代中显性纯合子所占比例B ．乙图中，土壤中的某元素浓度分别为a 、b 、c 时，在b 浓度时施用含该元素的肥料最有利于植物生长C ．丙图中，某激素是指胰高血糖素D ．丁图中S 型增长曲线受种群密度等因子的制约5．下列叙述正确的是A ．某种群中若A 的基因频率在一段时间后由0.4增加到0.6，a 的基因频率由0.6降低到0.4，因为无新基因产生，可认为该种群没有进化B ．用皮康霜治疗皮肤病，使用一段时间后药效下降。
(免费)2011年高考英语模拟试卷(3)附答案-打印版
2011年高考英语模拟试卷（3）附答案（打印版）本试卷分为四部分。
满分150分。
考试时间120分钟。
注意事项：1．请考生将自己的学校、班级、姓名、考号填写在答题卷密封栏内。
2．每小题选出答案后，用2B铅笔在答题卡上对应题目的答案代号涂黑。
如需改动，用橡皮擦干净后，再选涂其它答案标号。
不能答在试卷上。
3．考试结束后，监考人员将本试卷和答题卡一并收回。
第一部分：听力（共两节，满分30分）做题时，先将答案划在试卷上。
录音内容结束后，你将有两分钟的时间将试卷上的答案转涂到答题卡上。
第一节（共5小题；每小题1.5分，满分7.5分）听下面5段对话。
每段对话后有一个小题，从题中所给的A、B、C三个选项中选出最佳选项，并标在试卷的相应位置。
听完每段对话后，你都有10秒钟的时间来回答有关小题和阅读下一小题。
每段对话仅读一遍。
1．What does the man ask the woman to do?A．Wait while he finishes the letter.B．Drop him off at home.C．Mail the letters on her way to class.2．What is the cause of Sara’s colds?A．The strong wind.B．The changeable weather.C．The cool temperature.3．When must the cameras be returned?A．Before eight o’clock in the morning.B．Before eight o’clock in the evening.C．By the next day.4．What are they talking about?A．Necessities of revision of all lessons.B．The final examinations.C．The ways of getting high scores in the final exam.5．How does the man like this dish made?A．With lots of sugar. B．With no salt. C．With more salt.第二节（共15小题；每题1.5分，满分22.5分）听下面5段对话或独白。
2011年中考模拟试卷数学试卷及答案(2)
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三．全面答一答 (本题有 8 个小题, 共 66 分．)
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当 a=－1 时, 原式= -1
…………….2 分 …………….1 分
18. (本题 6 分) 解：(1)图略 ………… ………………………………3 分
(2) y 1 x 2 x 1 ………… ……………………………3 分
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19. (本题 6 分) (1)解： ∵ AB 为⊙O 的弦， C 为劣弧 AB 的中点, AB 8
∴ OC AB 于 E∴ AE 1 AB 4 2
……1 分
又 ∵ AO 5 ∴ OE OA2 OE2 3
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全国2011年10月自考中国行政史试题和答案
C.哈密卫D.伊犁经略安抚司
正确答案：C
9.清朝对宦官进行严格管理并有效避免了宦官干政的机构是【】
A.宗人府B.军机处C.大理寺D.内务府
正确答案：D
10.《中华民国约法》确定的行政体制是【】
A.责任内阁制B.总统制C.二元君主制D.君主立宪制
正确答案：B
11.1860年10月，英法联军攻人北京后，清政府被迫设立的负责办理议和之事的机构是【】
32.羁縻府州
正确答案：
是唐代在周边少数民族地区设置的一种带自治性质的地方行政机构以各地少数民族首领充任刺史或都督，允许世袭，有财政上的自主权，但需受边州都督和各都护府统领。
33.土司制度
正确答案：
是明代在南方少数民族地区设立的一种行政体制。任命当地少数民族上层土官间接统治，土官职位世袭相传。
34.幕僚长制
2011年10月高等教育自学考试全国统一命题考试
中国行政史试题和答案标准
课程代码：00322
一、单项选择题（本大题共25小题，每小题1分，共25分）
1.中国奴隶社会始于【】
A.商朝B.周朝C.夏朝D.汉朝
正确答案：C
2.春秋时期，最先进行田税改革的国家是【】
A.齐国B.楚国C.赵国D.秦国
正确答案：A
四、简答题（本大题共5小题，每小题6分，共30分）
36.简述战国时期各国郡县制的特点。
正确答案：
这个时期的郡县是一种中央集权的地方行政管理体制，其特点有：
（1）郡县长官由国君直接任免，而非分封世袭制贵族。
（2）郡县以下的行政机构是以乡里为基层行政单位，国君可以通过郡县长官把自己的权力一直伸到社会的最底层。
正确答案：
2011年全国公共英语三级模拟试题及答案
Section I Listening Comprehension (25 minutes) Directions: This section is designed to test your ability to understand spoken English. You will hear a selection of recorded materials and you must answer the questions that accompany them. There are two parts in this section, Part A and Part B. Remember, while you are doing the test, you should first put down your answers in your test booklet. At the end of the listening comprehension section, you will have 3 minutes to transfer your answers from your test booklet onto your ANSWER SHEET I. If you have any questions, you may raise your hand NOW as you will not be allowed to speak once the test has started. Now look at Part A in your test booklet. Part A You will hear 10 short dialogues. For each dialogue, there is one question and four possible answers. Choose the correct answer-A, B, C or D, and mark it in your test booklet. You will have 15seconds to answer the question and you will hear each dialogue ONLY ONCE. Example: You will hear: W: Could you please tell me if the Beijing flight will be arriving on time? M:Yes, Madam. It should be arriving in about ten minutes. You will read: Who do you think the woman is talking to? [A] A bus conductor. [B]A clerk at the airport. [ C] A taxi driver. [D]A clerk at the station. From the dialogue, we know that only a clerk at the airport is most likely to know the arrival time of a flight, so you should choose answer [ B ] and mark it in your test booklet. Sample Answer: [A] [B] [C] [D] Now look at question 1. 1. What does the woman mean? [A] She invites the man to a pot luck next weekend. [ B ] She asks the man to help her with the gardening. [ C ] She is not free today. [D] She agrees to meet the man next Saturday. 2. What will the man do? [A] Join his friends. [B] Play a card game. [C] Catch up with others. [D] Do more studying. 3. Where did this conversation most probably take place? [A] At the bookstore. [B] At a department store. [C] At a club. [D] At a school. 4. How much will the man pay for two tickets? [A] $8. [B] $24. [C] $18. [D] $36. 5. What do they decide to do? [ A ] The man will bring some food back for dinner. [ B ] They will go to their friend ' s home for supper. [ C ] The woman will fill the refrigerator before supper. [ D ] They will eat out for dinner. 6. How does the woman feel at the end of the conversation? [A] Angry. [B] Relieved. [C] Upset. [D] Sarcastic. 7. What is the man going to do this morning? [A] Paint the bookshelf. [B] Fix the table. [C] Wash the car. [D] Go to the beach.8. How many students were absent from the test? [A] 15. [B] 20. [C] 25. [D] 30. 9. What do we learn from the conversation? [A] The man needs three weeks to do something before leaving for Europe. [B] Something prevents the man from going to Europe. [ C] The woman is leaving for Europe in just three weeks. [D] The man is excited about his trip to Europe. 10. What do we learn from this conversation? [A] The man is giving a party. [B] The woman is staying at home. [ C] The man is going to lower the music volume. . [ D] The woman is invited to join the man. Part B You are going to hear four conversations. Before listening to each conversation, you will have 5 seconds to read each of the questions which accompany it. After listening, you will have time to answer each question by choosing A, B, C or D. You will hear each passage or conversation ONLY ONCE. Mark your answers in your test booklet. Questions 11-13 are based on the following conversation. You now have 15 seconds to read the Questions11 -13. 11. What is an active holiday according to the man? [A] Sitting around. [ B] With joys of social activities. [ C ] Doing nothing. [ D ] Holiday with a lot of exercise. 12. Which of the following belongs to the man's preferences? [ A ] Water skiing. [ B ] Shark fishing. [C] Rowing. [D] Camping. 13. Which of the following doesn' t belong to the woman' s suggestions? [ A ] Skin diving. [ B ] Golfing. [G] Rowing. [D] Canoeing. You now have 30 seconds to check your answers to questions 11 -13. Questions 14-17 are based on the following conversation. You now have 20 seconds to read the questions 14 -17. 14. Why does the woman want to go to the movie? [Aj Because she is tired of staying at home all day. [ B ] Because there is a good film in the neighborhood theater. [C] Because she enjoys going to the movies. [ D] Because she is tired of watching TV. 15. What does "I'd rather not spend a lot of money" imply? [A] She prefers to spend money on something else. [B] Tickets in downtown theaters are very expensive. [C] People cannot help buying things if they go downtown. [D] It would take a long drive to get there. 16. Why does the woman say she doesn't want to see the movie Gone with the Wind ? [A] Because the movie theater is too far away. [B] Because the film is too old. [C] Because she doesn't want to see it a second time. [D] Because it's a popular film so the tickets would be quite expensive. 17. What may you infer from the dialogue? [A] People are tired of watching TV nowadays. [B] Baseball games attract more people than films do. [ C ] There aren ' t any films worth seeing in local theaters. [D] The woman is rather hard to please. You now have 40 seconds to check your answers to questions 14 -17. Questions 18-21 are based on the following passage. You now have 20 seconds to read the questions 18 -21. 18. Which floor is the most dangerous if a cat falls from it? [A] The 7th floor. [ B] The 32nd floor. [C] The 4th floor. [D] The 20th floor. 19. How many cats can survive a fall from two or three storeys? [A] 100%. [B] 50%. [C] 90%. [D] 10%. 20. What do cats probably do after they have reached the terminal speed? [A] They feel extremely terror-stricken. [B] They become relieved from strain. [C] They fly like flying squirrels. [D] They try to hold on to something. 21. What makes cats land on their feet? [A] Fear of death. [B] The terminal speed. [C] The light weight of cats. [D]A sense of balance. You now have 40 seconds to check your answers to questions 18 -21. Questions 22 - 25 are based on the following conversation. You now have 20 seconds to read the questions 22 -25. 22. What does the International Center send out to students? [A]A diagram of their facilities. [ B] A timetable of events. [ C] Maps of the city. [ D ] Samples of coffee from other countries.23. How does the man feel about the local customs? [A] Fearful. [B] Angry. [C] Disinterested. [D] Confused. 24. What does the woman say about her family? [A] They live far away. [B] They frequently invite students to their home. [C] They come from another country. [D] They visit her every weekend. 25. When does the International Center close on week nights? [A] 11:30. [B] 10:30. [C] 8:00. [D] 8:30. You now have 40 seconds to check your answers to questions 22 - 25. Now you have 3 minutes to transfer your answers from your test booklet to the ANSWER SHEET 1. That is the end of the listening comprehension section. Section Ⅱ Use of English (15 minutes) Directions: Read the following text. Choose the best word or phrase for each numbered blank and mark A, B, C, or Don your ANSWER SHEET 1. Text What do we mean by a perfect English pronunciation? In one 26 there are as many different kinds of English as there are speakers of it. 27 two speakers speak in exactly the same 28 We can always hear differences 29 them, and the pronunciation of English 30 a great deal in different geographical 31 . How do we decide what sort of English to use as a 32 This is not a question that can be 33 in the same way for all foreign learners of English. 34 you live in a part of the world 35 India or West Africa, where there is a long 36 of speaking English for general communication purposes, you should 37 to acquire a good variety of the pronunciation of this area. It would be a 38 in these circumstances to use as a model BBC English or 39 of the sort. On the other hand, if you live in a country 40 there is no traditional use of English, you must take 41 your model some form of 42 English pronunciation. It does not 43 very much which form you choose. The most 44 way is to take as your model the sort of English you can 45 most often. 26. [A] meaning [B] sense [C] case [D] situation 27. [A] Not [B] No [C] None [D] Nor 28. [A] type [B] form [C] sort [DJ way 29.[A} between [B] among [C] of [D] from 30. [A] changes [B] varies [C] shifts [D] alters 31. [A] areas [ B ] parts [ C ] countries [ D ] spaces= " 2 1 4 " > 0 0 3 2 . [ A ] d i r e c t i o n [ B ] g u i d e [ C ] s y m b o l [ D ] m o d e l b r b d s f i d = " 2 1 5 " > 0 0 3 3 . [ A ] g i v e n [ B ] r e s p o n d e d [ C ] s a t i s f i e d [ D ] a n s w e r e d b r b d s f i d = " 2 1 6 " > 0 0 3 4 . [ A ] B e c a u s e [ B ] W h e n [ C ] l f [ D ] W h e t h e r b r b d s f i d = " 2 1 7 " > 0 0 3 5 . [ A ] a s [ B ] i n [ C ] l i k e [ D ] n e a r b r b d s f i d = " 2 1 8 " > 0 0 3 6 . [ A ] c u s t o m [ B ] u s e [ C ] t r a d i t i o n [ D ] h a b i t b r b d s f i d = " 2 1 9 " > 0 0 3 7 . [ A ] a i m [ B ) p r o p o s e [ C ] s e l e c t [ D ] t e n d b r b d s f i d = " 2 2 0 " > 0 0 3 8 . [ A ] f a s h i o n [ B ] m i s t a k e [ C ] n o n s e n s e [ D ] p o s s i b i l i t y b rb d s f i d = " 2 2 1 " > 0 0 3 9 . [ A ] e v e r y t h i n g [ B ] n o t h i n g [ C ] a n y t h i n g [ D ] t h i n g s b r b d s f i d = " 2 2 2 " > 00 4 0 . [ A ] w h e r e [ B ] t h a t [ C ] w h i c h [ D ] w h e r e v e r b r b d s f i d = " 2 2 3 " > 0 0 4 1 . [ A ] t o [ B ] w i t h [ C ] o n [ D ] a s b r b d s f i d = " 2 2 4 " > 0 0 4 2 . [ A ] p r a c t i c a l [ B ] d o m e s t i c [ C ] n a t i v e [ D ] n e w b r b d s f i d = " 2 2 5 " > 00 4 3 . [ A ] c a r e [ B ] a f f e c t [ C ] t r o u b l e [ D ] m a t t e r b r b d s f i d = " 2 2 6 " > 0 0 4 4 . [ A ] e f f e c t i v e [ B ] s e n s i ti v e [ C ] o r d i n a r y [ D ] c a r e f u l b r b d s f i d = " 2 2 7 " > 0 0 4 5 . [ A ] l i s t e n [ B ] h e a r [ C ] n o t i c e [ D ] f i n d b r b d s f i d = " 2 2 8 " > 0 0 S e c t i o n 1 1 R e a d i n g C o m p r e h e n s i o n b r b d s f i d = " 2 2 9 " > 0 0 ( 4 0 m i n u t e s ) b r b d s f i d = " 2 3 0 " > 0 0 P a r t A b r b d s f i d = " 2 3 1 " > 0 0 D i r e c t i o n s : b r b d s f i d = " 2 3 2 " > 0 0 R e a d t h e f o l l o w i n g t h r e e t e x t s . A n s w e r t h e q u e s t i o n s o n e a c h t e x t b y c h o o s i n g A , B , C o r D . M a r k y o u r a n s w e r s o n t h e A N S W E R S H E E T b y d r a w i n g a t h i c k l i n e a c r o s s t h e c o r r e s p o n d i n g l e t t e r i n t h e b r a c k e t s . b r b d s f i d = " 2 3 3 " > 0 0 T e x t I b r b d s f i d = " 2 3 4 " > 0 0 I f y o u w a n t t o s t a y y o u n g , s i t d o w n a n d h a v e a g o o d t h i n k . T h i s i s t h e r e s e a r c h f i n d i n g o f a t e a m o f J a p a n e s e d o c t o r s , w h o s a y t h a t m o s t o f o u r b r a i n s a r e n o t g e t t i n g e n o u g h e x e r c i s e - a n d a s a r e s u l t , w e a r e a g e i n g u n n e c e s s a r i l y s o o n . b r b d s f i d = " 2 3 5 " > 0 0 P r o f e s s o r T a i j u M a t s u z a w a w a n t e d t o f i n d o u t w h y o t h e r w i s e h e a l t h y f a r m e r s i n n o r t h e r n J a p a n a p p e a r e d t o b e l o s i n g t h e i r a b i l i t y t o t h i n k a n d r e a s o n a t a r e l a t i v e l y e a r l y a g e , a n d h o w t h e p r o c e s s o f a g e i n g c o u l d b e s l o w e d d o w n . b r b d s f i d = " 2 3 6 " > 0 0 W i t h a t e a m o f c o l l e a g u e s a t T o k y o N a t i o n a l U n i v e r s i t y , h e s e t a b o u t m e a s u r i n gb r a i n v o l u m e s o f a t h o u s a n d p e o p l e o f d i f f e r e n t a g e s a n d v a r y i n g oc c u p a t i o n s .。
2011年全国新课标地区普通高等学校招生全国统一考试模拟试题
2011年全国新课标地区高考动态预报卷（海南中学、宁夏银川一中、辽宁省实验中学编写）文科综合能力测试本试卷共两部分考生需要按考场要求填涂答题卡，满分300分，答题时间150分钟考试结束后将本试卷与答题卡、草纸一并收回。
考生只需在本试卷下方填图自己的考号座位号等相关信息。
第Ⅰ卷(选择题，共140分)一、选择题（本大题共35小题，每小题4分，共140分。
在每小题所给的四个选项中只有一项是最符合题意的）读下图回答第1题。
1．下列说法正确的是()A．连续多年冻土带主要分布在小兴安岭北部B．岛状多年冻土多分布在森林茂盛的阳坡C．近些年来，由于全球气候变暖，连续多年冻土的南界南移D．连续多年冻土界线明显向南凸出是受山地的影响2. 读某城市25年间的发展变化示意图，图中可直接观察到的城市化发展现象是( )A．城市人口不断增加B．城市人口在总人口中的比重不断增加C．城市用地规模不断扩大D．城市工业生产和商业服务水平不断提高“我国干旱半干旱区中，黑河发源于祁连山，流经河西走廊，最终注入内蒙古西部额济纳旗的居延海，以下是黑河流域生态系统结构模式图，读图回答3～5题。
3．甲、乙、丙、丁分别代表()A．用水增加耕地减少地下水位下降入境水流减少B．耕地减少用水增加入境水流减少地下水位下降C．入境水流减少地下水位下降用水增加耕地减少D．地下水位下降入境水流减少耕地减少用水增加4．关于山地生态系统的说法正确的是()A．①过程说明森林具有防风固沙的作用B．生态系统恶化是由于人类对土地资源的过度利用C．山区径流量减少、径流速度降低D．补给水源主要为大气降水和地下水5．下列使促绿洲生态系统良性发展的措施，不正确的是()A．控制人口过快增长B．营造防护林带C．打坝建库D．改进大水漫灌的灌溉方式下图为“沿赤道的地形剖面示意图”，读图回答6题。
6．有关剖面沿线景观的叙述，正确的是()A．A处为热带草原景观B．B处为热带草原景观C．A处自然带谱比较复杂D．导致A、B两处景观不同的根本原因是海陆位置读图回答第7题读图，回答8题。
2011年福建省高考理综模拟试卷及答案(3)
2011年福建省高考模拟试卷（3）理科综合能力测试本试卷分第Ⅰ卷（选择题）和第Ⅱ卷。
第Ⅰ卷均为必考题，第Ⅱ卷包括必考和选考两个部分。
第I卷（必考）本卷共18小题，每小题6分，共108分。
一、选择题（本题共12小题。
在每小题给出的四个选项中，只有一个选项符合题目要求。
）1.人体注射卡介苗后，经过免疫细胞的识别等过程，血液中会出现抗结核杆菌的抗体。
抗体的产生体现了细胞膜的哪一种功能？A.将细胞与外界环境分隔开的功能B．进行细胞间信息交流的功能C.控制物质进出细胞的功能 D．具有免疫作用的功能2. 下列关于实验的叙述中不正确的是A．在观察线粒体分布实验中，使用健那绿染色，细胞能维持一段时间的活性B．“叶绿体色素的提取和分离”实验中用无水酒精提取滤液中的色素C．观察DNA和RNA在细胞内分布的实验，将甲基绿和吡罗红混合后进行染色D．用于鉴定蛋白质的双缩脲试剂A和B液要混合均匀后，再加入含样品的试管中，且要现配现用3．右图是某二倍体动物细胞减数分裂某时期的模式图。
下列相关叙述正确的是A．该动物的细胞中，染色体数目最多时为4条B．基因A在1上，则在3的相同位置可能是基因AC．该细胞中有2个染色体组，若1为Y染色体，则2为X染色体D．该细胞可能是次级精母细胞、次级卵母细胞或极体4．据图所作的叙述，不正确．．．的是A．甲图表明，种群中具有抗药基因的害虫的比例，B点比A点高B．若用限制性内切酶处理乙图中的结构，则碱基对间的氢键断裂C．丙图表明，在一定温度范围内植物光合作用吸收的CO2量与呼吸作用放出的CO2的量均随温度的上升而上升D．丁图可以表示人体经抗原刺激后，体内抗体量随时间的变化5. 根据现代生物进化理论，判断下列说法正确的是A．信息传递在生态系统中可以调节生物的种间关系，维持生态系统的稳态B．种群基因频率的变化意味着新物种的产生C．种群内个体之间的差异越大，种群越容易遭环境的淘汰D．生物进化的方向取决于生物变异的方向6．从化学角度分析，下列叙述不正确．．．的是A．利用太阳能蒸馏海水是海水淡化的方法之一B．研制乙醇汽油技术，可降低机动车辆尾气中有害气体的排放C．光缆在信息产业中有广泛应用，制造光缆的主要材料是合金D．绿色化学的核心是利用化学原理从源头上减少和消除工农业生产等对环境的污染7．北京2008奥运会金牌直径为70mm，厚6mm。