五四制六年级下学期期末试题

六年级生物练习题一、选择题：每题只有一个选项符合题意，每题1分，共15分。

1．海带丝和紫菜是人们喜爱的食品。

海带和紫菜没有根茎叶的分化，下列植物中与它们属同一类的是（)A.衣藻B.肾蕨C.白菜D.水杉2．下列连线不能正确表示生物与其主要特征的是（ )A.海带---无根、茎、叶的分化B.葫芦藓---有根、茎、叶的分化C.油松---有种子无果实D.小麦---有真正的花和果实3．如图是黄豆种子结构示意图，下列有关说法正确的是（ )A.图中①胚根发育为植株的根B.图中⑤最先突破种皮发育为茎和叶C.胚是新植株的幼体，它由图中①②③④⑤组成D.豆腐中的营养物质主要来自③子叶4．种子萌发的过程是（ )①种子吸收水分②子叶或胚乳中的营养物质转运到胚轴、胚根和胚芽③胚轴伸长，胚芽发育成茎和叶④胚根发育，形成根A.②①④③B.①④②③C.①④③②D.①②④③5．下列关于樱桃植株生长的叙述，正确的是（ )A.根吸收水分和无机盐的主要部位是根尖的伸长区B.芽在发育时，芽原基发育成幼叶C.茎加粗生长是茎的形成层细胞不断分裂和分化的结果D.植株生长需要施肥，主要是给植物提供有机物6．下列有关农业、林业生产方面的做法解释正确的是（ )A.我们移栽树木时根部往往带有土坨的目的是为了保证根有一定长度B.夏天给庄稼及时排涝是为了不让土壤中的肥料流失C.棉农给棉花“摘心、打顶”是为了减少密度，增加光照D.在玉米开花季节常常进行人工辅助授粉，目的是为了提高玉米的产量7．下图表示苹果花的基本结构及发育，下列描述正确的是（ )A.雌蕊由③④构成B.苹果花中最重要的部分是⑤C.甜美多汁的苹果果肉是由胚珠发育而来的D．b内有两粒种子，则至少需要2粒花粉、4个精子完成受精作用8．同学们将萝卜叶的叶柄浸入盛有稀释红墨水的烧杯中，置于光下照射一小时。

随后取出叶柄，用清水将浮色冲洗干净，进行纵切，发现特定部位被染色。

下列有关染色部位的说法正确的是（ )A.位于韧皮部B.主要为导管C.活细胞构成D.运输有机物9．一片森林就是一座“绿色水库”，“雨多它能吞，雨少它能吐”。

初一生物练习题第I卷（选择题）一、选择题：1．植物茎中导管的主要作用是（)A.连接细胞B.运输水分和无机盐C.支持细胞D.吸收水分和无机盐2．取甲、乙两盆生长状况完全相同的菜苗不浇水，等菜苗萎蔫时，向甲盆泥土内浇足水，向乙盆的菜叶上喷水，但不浇湿土壤。

将两盆放在阳光下，预计1～2小时后你看到的现象是（）A.甲、乙两盆采叶都萎蔫B.甲、乙两盆采叶都不萎蔫C.甲盆菜叶萎蔫，乙盆菜叶不萎蔫D.甲盆菜叶不萎蔫，乙盆菜叶萎蔫3．移栽植物时，根部总是带着一个土坨，这是为了（ )A.减少水分散失B.减少幼根和根毛折断C.防止营养流失D.防止植物不适应环境4．下列关于导管的叙述，不正确的是（ )A.成熟的导管细胞是死细胞B.是中空长管，上下细胞间细胞壁消失C.叶脉和茎中的木质部中都含有导管D.导管分布于根尖的各个部分5．筛管的运输特点是（)A.由下向上输送有机物B.由叶向其他器官输送有机物C.由上向下输送水、无机盐和有机物D.由下向上输送水和无机盐6．下列关于水分吸收的途径，正确的是（)A.土壤水分→导管→根毛表皮以内的各层细胞→茎、叶等器官B.土壤水分→根毛→根毛表皮以内的各层细胞→导管→茎、叶等器官C.土壤水分→根毛→根毛表皮以内的各层细胞→筛管→茎、叶等器官D.土壤水分→筛管→根毛→根毛表皮以内的各层细胞→茎、叶等器官7．把一段带叶的木本植物幼茎插入稀释的红墨水中，放在阳光下照射几小时后对其进行横切，观察到变红的部分是（)A.树皮B.筛管C.形成层D.导管8．下列说法中错误的是（ )A.干燥的种子中不含水B.水分充足使植株硬挺，保持直立姿势C.水分充足使叶片舒展，利于进行光合作用D.根尖的成熟区是根吸收水分的主要部位9．长白山和锡林郭勒气温相近，植被类型却不同。

长白山生长着茂密的森林，而锡林郭勒却形成草原植被。

这是因为（ )A.长白山比锡林郭勒地区的降雨量多B.两地纬度不同，导致光照强度不同C.两地土壤性质不同D.两地的破坏程度不同10．在生物圈中有一个生产有机物的天然大“工厂”。

六年级下学期期末检测生物试题本试卷分第I卷（单项选择题）和第II卷（非选择题）两部分。

满分50分，考试时间60分钟。

第I卷单项选择题（每小题1分，共15分）1．“钩帘阴卷柏，障壁坐防风”“古楹日敝加丹刻，老柏年深益黛苍”。

卷柏和柏树分别属于：A.蕨类植物裸子植物 B.裸子植物裸子植物C.苔藓植物裸子植物D.苔藓植物蕨类植物2．下列关于绿色植物特点的叙述，正确的是：A.海带主要依靠叶吸收水分和无机盐，靠假根固定植物体B.苔藓植物的根、茎、叶都只由一层细胞构成，因此长得特别矮小C.满江红属于蕨类植物，有真正的根，且根、茎、叶内都有输导组织D.银杏的果实俗称为“白果”3．下列有关“观察种子的结构实验”分析，正确的是：A.图二所示玉米种子纵剖图，该剖面是沿图一所示［b］线剖开的B.在图二所示种子剖面上滴一滴碘液，变蓝的部分是［2］胚乳C．图三所示菜豆种子萌发时最先突破种皮的是［7］所示部分D.图二、三所示，两者的共同点是都有果皮和胚4．右表为某兴趣小组探究“种子萌发的外界条件”实验设计，分析错误的是：瓶号种子所处环境实验结果①不放水，置于25℃橱柜中不萌发②放适量水，置于25℃橱柜中萌发③浸泡在适量水中，置于25℃橱柜中不萌发④放适量水，置于4℃橱柜中不萌发A.①号不萌发是因为缺少水分B.③号不萌发是因为缺少空气C.④号不萌发是因为温度偏低D.②和③可形成对照，变量是水的多少5．下列关于“芽发育成枝条”图示的理解，不正确的是：A．乙图中的［a］叶是由甲图的［1］幼叶发育成的B．乙图中的［c］芽和［a］叶是由甲图中的［3］芽原基发育成的C．甲图中的［2］芽轴能发育成乙图中的［b］茎D.芽中有分生组织，该组织细胞分裂和分化，形成新的枝条6．下列有关施肥的观点，不科学的是：A.肥料的作用主要是为植物生长提供无机盐B.植物需要最多的无机盐是含氮、磷、钾的无机盐C.农家肥具有来源广、养分全、肥效持久、能改良土壤和成本低等优点D.给农作物施肥后不要浇水，否则会造成肥料大量流失7．“没有水，就没有生命”，这是众所周知的道理。

(五四制)鲁教版六年级英语下册期末考试卷一、单项选择题（共20题，每题1分，共20分）1. — ____ do you go to the library?— Once a week.A. How oftenB. How farC. How longD. How soon2. My sister ________ some new friends when she studied at university.A. meetsB. metC. meetD. has met3. It's raining heavily outside. You ________ take an umbrella with you.A. mayB. canC. mustD. needn't4. Uncle Bob, ________ is an engineer, lives in a big city.A. whoB. whichC. whereD. whose5. My father often ________ me to take a walk after dinner.A. askB. asksC. askedD. asking6. — What's your plan for the weekend?— I ________ go hiking with my friends if the weather is good.A. canB. mayC. willD. should7. Please ________ the window. It's too cold outside.A. closeB. openC. close toD. open to8. — I have difficulty ________ the math problem.— Don't worry. I can help you.A. solveB. to solveC. solvingD. solved9. They ________ in a small village before they moved to the city.A. liveedB. livedC. has livedD. have lived10. — ________ does it take you to finish your homework?— About two hours.A. How oftenB. How farC. How longD. How soon11. Mr. White is a doctor. He ________ in a hospital now.A. workB. worksC. workedD. is working12. — Is this your bike?— No, ________. Mine is blue.13. My grandma is very healthy. She ________ do exercises every day.A. mustB. shouldC. canD. need14. — Is there ________ in today's newspaper?— Yes, there is. You can read it.A. anything importantB. important anythingC. nothing importantD. important something15. I ________ my friends this evening. We are going to have a party.A. will meetB. metC. meetD. has met16. Tom is good at playing the piano, ________?A. isn't heB. doesn't heC. is heD. does he17. My sister is reading a story book. She ________ it last night.A. buyedB. boughtC. has boughtD. will buy18. — Could you ________ me something about your hometown? — Sure. My hometown is a beautiful place.A. to tellB. tellC. toldD. telling19. — ________ is your mother?— She is a teacher.A. WhatB. WhenC. What'sD. Who20. — What ________ you do if you have a lot of money?— I would travel around the world.A. doB. didC. willD. would二、完形填空题（共10题，每题1分，共10分）Once upon a time, there 21 a farmer. He had a big piece of land(土地). There were many 22 on it. But one day when he went to see his 23 , he found that all the oranges on the trees had__24__. He was angry(生气)__25__ the oranges were good to eat. Then he asked his wife and their workers(工人) to find out who had eaten the oranges. His wife said that she had 26 the workers and the workers(工人)__27__ that each of them had not eaten the oranges. So the farmer became more__28__. It was not a joke(玩笑) because fresh oranges 29 very much.One day, when the farmer went to his orange tree 30 , he felt very happy. It was a bird 31 on his tree and 32 the oranges. The big bird was eating the oranges one by one. It was a nice bird and the farmer said tohimself, "The oranges are eaten up and the bird is happier than I." Since then, the farmer didn't feel 33 when he saw the oranges were eaten up. Because, to the farmer, the bird was ___34__ than the oranges. "Just like the snake(蛇)in the field, eating 35 can make it grow stronger(更强壮)."21. A. are B. is C. were D. was22. A. pigeons B. workers C. workers' D. farmers23. A. land B. oranges C. tree D. land24. A. gone B. needed C. fallen D. broken25. A. though B. because C. for D. when26. A. told B. taken C. said D. heard27. A. said B. told C. saw D. looked28. A. happy B. happy to C. happy with D. unhappy29. A. cost B. paid C. spent D. liked30. A. today B. tomorrow C. yesterday D. months ago31. A. sitting B. sleeps C. lay D. sitting on32. A. drunk B. eating C. taking D. break33. A. happy B. wanted C. sorry D. angry34. A. important B. much more important C. wonderful D. weak35. A. land B. tree C. orange D. seed三、阅读理解题（共20题，每题1分，共20分）ATwo friends are talking about their food.A: I have bread, butter, cheese, and milk for breakfast every day.B: That sounds boring(令人厌烦). I like eating different foods every day.A: Well, I don't. I think eating the same foods every day is good for our health. It is simpler and helps us save money.B: But doesn't it make you bored?A: No, it doesn't. I believe I have a strong heart(心脏) and this habit makes me healthy.B: Oh, no. I think I can't live like that.36. What does A usually have for breakfast?A. Bread, butter, cheese, and milk.B. Different foods every day.C. Something healthy.D. Important habits.37. Why does A like eating the same foods every day?A. Because it is healthier.B. Because it is simpler and helps save money.C. Because it makes the heart strong.D. Because it is important for eating habits.38. Does B think eating the same foods every day is boring?A. Yes, he does.B. No, he doesn't.C. No, he didn't.D. Yes, he did.39. How does A feel?A. Healthy and happy.B. Healthy but bored.C. Unhealthy but happy.D. Unhealthy and bored.40. What does B think about A's habit?A. He can live like that too.B. He doesn't care about that.C. He likes different foods every day.D. He believes it is healthier.BTom loves plants(植物). His father is a farmer and he teaches Tom how to grow plants. Tom knows a lot about plants now. He knows the names of many plants and how to take care of them.Tom is eleven years old now. When he was six years old, his father gave him some flower seeds. Tom was very happy. He prepared(准备) four clay pots(花盆) with soil(土壤) in them. He watered the seeds every day and took care of them carefully.Within a week, green leaves came out of the soil. Tom was so happy to see that! Day by day, the plants grew bigger and taller. Tom gave them enough water and put them in the sun. Three months later, there were beautiful flowers on the plants. Tom's father was proud of him. Tom's mother thought Tom had a green thumb(绿手指), which means Tom is good at growing plants.41. What does Tom's father do?A. He is a worker.B. He is a teacher.C. He is a doctor.D. He is a farmer.42. How old is Tom now?A. Six.B. Seven.C. Ten.D. Eleven.43. What did Tom's father give him when he was six years old?A. Some flower seeds.B. Some clay pots.C. Some soil.D. Some water.44. What did Tom do after he got the seeds?A. He watered the seeds every day.B. He put them in the sun every day.C. He put them in the soil.D. He threw them away.A. Within a week.B. Within a month.C. Within a year.D. Within three months.CThe Batman is a superhero(超级英雄). He wears a black costume(服装) and a mask(面具) that looks like a bat(蝙蝠). He fights for justice(正义) and the safety of the city.The Batman has many skills and gadgets to help him fight crime. He is trained in martial arts(武术) and is a master of stealth(潜行). His gadgets include the Batmobile（蝙蝠车）, the Batarang（蝙蝠铁饼）, and the Bat-Signal（蝙蝠信号灯）.46. When did the League of Shadows first appear in America?A. In the 16th century.B. In the 17th century.C. In the 18th century.D. In the 19th century.47. What is the goal of the League of Shadows?48. Who is Bruce Wayne during the day?A. A superhero.B. A billionaire.C. A police officer.D. The head of Wayne Enterprise.49. What does the Batman wear?A. A black costume and a mask.B. A yellow costume and a mask.C. A green costume and a mask.D. A blue costume and a mask.50. What gadgets does the Batman have?A. The Spider Car and the Bat-Signal.B. The Batmobile and the Bat-Signal.C. The Batmobile and the Spider Car.D. The Bat-Signal and the Spider Car.四、书面表达题（共10分，最多80字）假如你是李明，请你以“My Summer Vacation”为题，用英语介绍一下你的暑假经历，可以谈谈你去了哪里、做了什么以及感受等。