【单选题】
人体在电磁场作用下会受到不同程度的伤害,其原因是?___
A. 电流
B. 电压
C. 电磁波辐射
D. 静电
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相关试题
【单选题】
雷电放电具有什么特点?___
A. 电流大,电压高
B. 电流小,电压高
C. 电流大,电压低
D. 电磁波辐射
【单选题】
车间内的插座距地面的高度一般不低于多少米? ___
A. 0.3米
B. 0.2米
C. 0.1米
D. 0.5米
【单选题】
漏电保护器对下例哪种情况不起作用?___
A. 单手碰到带电体
B. 人体碰到带电设备
C. 双手碰到两相电线(此时人体作为负载,已触电)
D. 人体碰到漏电机壳
【单选题】
《浙江大学实验室冰箱安全管理规定》中规定:实验室存放化学易燃物品的冰箱(冰柜),一般使用年限为几年? ___
A. 5年
B. 8年
C. 10年
D. 12年
【单选题】
开展动物实验过程中,以下哪些做法是正确的?___
A. 废弃的动物尸体与器官可作为饲料原料再利用
B. 废弃的动物尸体与器官可自行焚烧处理
C. 实验动物排泄物可以作为肥料再利用
D. 实验动物应从国家指定的具有资质的单位获得
【单选题】
用于饲养实验动物或进行动物实验的设施或部门,必须具备什么证明?___
A. 实验动物生产许可证
B. 实验动物使用许可证
C. 实验动物环境设施合格证
D. 动物实验使用许可证
【单选题】
感染动物实验完成后,动物尸体及废弃物转移出特殊实验室前,应采取哪种方法处理?___
A. 药水浸泡
B. 高压灭菌
C. 深埋
D. 焚烧
【单选题】
一旦出现实验动物生物安全性的问题,首先必须向学校哪个机构报告?___
A. 保卫处
B. 校医院
C. 校长办公室
D. 实验动物突发事件应急小组
【单选题】
发生人畜共患病时,须立即向学校有关机构报告,同时还必须立即向当地什么职能部门报告?___
A. 卫生厅
B. 农业厅
C. 卫生防疫部门
D. 医院
【单选题】
《浙江大学实验室烘箱、电阻炉等安全管理规定》中规定:实验室使用的烘箱、箱式电阻炉(马弗炉)、油浴设备等加热设备,一般使用年限为几年? ___
A. 5年
B. 8年
C. 10年
D. 12年
【单选题】
实验室各种管理规章制度应该:___
A. 上墙或便于取阅的地方
B. 存放在档案柜中
C. 由相关人员集中保管
D. 保存在计算机内
【单选题】
使用办公自动化设备时,应当遵守下列规定:___
A. 不得在没有保密措施的传真机、计算机上传输或者处理涉及国家秘密的信息
B. 使用计算机信息网络国际联网传输信息不得涉及国家秘密
C. 未经原确定密级的国家机关、单位批准,不得复制国家秘密的信息;不得使用手机、无线话筒传达涉及国家秘密的信息
D. 以上都是
【单选题】
学校对危险化学废物的处理的工作原则是:___
A. 自行处理
B. 分类收集、定点存放、专人管理、集中处理
C. 当作生活垃圾处理
D. 以上都不对
【单选题】
由于行为人的过失引起火灾,造成严重后果,危害公共安全的行为,构成:___
A. 纵火罪
B. 失火罪
C. 玩忽职守罪
D. 重大责任事故罪
【单选题】
对危险废物的容器和包装物以及收集、贮存、运输、处置危险废物的设施、场所,必须:___
A. 设置危险废物识别标志
B. 设置生活垃圾识别标志
C. 不用设置识别标志
【单选题】
实验室安全管理实行哪种管理?___
A. 校、(院)系、实验室三级管理
B. 校、(院)系两级管理
C. 院(系)、实验室两级管理
D. 实验事自行管理
【单选题】
购买剧毒药品说法错误的是:___
A. 向学校保卫处申请并批准备案
B. 经过公安局审批
C. 经过环保局审批
D. 通过正常渠道在指定的化学危险品商店购买
【单选题】
生产、经营、储存、运输、使用危险化学品和处置废弃危险化学品的单位,其( )必须保证本单位危险化学品的安全管理符合有关法律、法规、规章的规定和国家标准,并对本单位危险化学品的安全负责。___
A. 主要负责人
B. 技术人员,
C. 从业人员
D. 安全管理人员
【单选题】
对危险废物的容器和包装物以及收集、贮存、运输、处置危险废物的设施、场所,必须:___
A. 设置危险废物识别标志
B. 设置生活垃圾识别标志
C. 不用设置识别标志
【单选题】
化学药品存放室要有防盗设施,保持通风,试剂存放应:___
A. 按不同类别分类存放
B. 大量危险化学品存放在实验室
C. 可以存放在走廊上
【单选题】
生物实验中的一次性手套及沾染EB致癌物质的物品,应:___
A. 丢弃在普通垃圾箱内
B. 统一收集和处理
C. 随意放在实验室
【单选题】
实验室内 。___
A. 使用闸刀开关、木质配电板和花线
B. 自己随意接、拉电线
C. 固定电源插座未经允许不得拆装、改线
【单选题】
实验室钥匙不得私自配置或给他人使用。钥匙的配发、管理由谁负责?___
【单选题】
在实验室区域内,可以:___
A. 吸烟、烹饪、用膳
B. 睡觉过夜和进行娱乐活动
C. 做与学习、工作有关的事情
【单选题】
节假日期间,仍然需要进入实验室工作的师生,要严格遵守实验室操作规程,做实验时必须要有人在场,并且在实验完成离开时负责 ,锁好门窗,以防火灾和爆炸、溢水等事故。___
A. 关闭仪器设备
B. 关闭水源、电源、气源
C. 关闭计算机
【单选题】
对常用的又是易制毒的试剂,应:___
A. 放在试剂架上
B. 放在抽屉里,并由专人管理
C. 锁在实验室的试剂柜中,并由专人管理
【单选题】
进行危险性实验时,应:___
A. 单人操作
B. 必须要有两人以上
C. 必须要有三人
【单选题】
实验解剖用过的无污染动物尸体,应:___
A. 随意丢弃
B. 放入塑料袋中,直接作为生活垃圾处理
C. 放入塑料袋中,交由学校动物中心统一处理
【单选题】
实验解剖用过的污染动物尸体,应:___
A. 放入塑料袋中,直接作为生活垃圾处理
B. 放入塑料袋中,随意丢弃
C. 先在实验室内灭菌后放入塑料袋中,再交由学校动物中心统一处理
【单选题】
废弃的有害固体药品,应:___
A. 不经处理解毒后就丢弃在生活垃圾处
B. 经处理解毒后,才可丢弃在生活垃圾处
C. 收集起来由专业公司处理
【单选题】
实验室、办公室等用电场所如需增加电器设备,以下说法正确的是?___
A. 老师自行改装
B. 须经学校有关部门批准,并由学校指派电工安装
C. 学生可以私自改接
【单选题】
随手使用的手纸、饮料瓶等垃圾应该如何处理?___
A. 扔桌子上
B. 扔地上
C. 交给老师
D. 扔垃圾桶
【单选题】
以下对放射性垃圾的安全管理不正确的是:___
A. 允许非放射性垃圾混入放射性垃圾
B. 将放射性垃圾放入专用容器收集、包装、储存,由专业部门统一回收处理
C. 严禁放射性垃圾放入非放射性垃圾
D. 放射性垃圾和非放射性垃圾必须分开放置
【单选题】
CO是什么味?___
A. 酸味
B. 烂苹果味
C. 无味
D. 臭鸡蛋味
【单选题】
具有下列哪些性质的化学品属于化学危险品:___
A. 爆炸
B. 易燃、腐蚀、放射性
C. 毒害
D. 以上都是
【单选题】
实验室存放化学品不得使用哪类冰箱?___
A. 机械温控冰箱
B. 电子温控冰箱
C. 防爆冰箱
【单选题】
易燃液体加热时可以:___
A. 用电炉加热,有人看管
B. 用电热套加热可不用人看管
C. 用水浴加热,并有人看管
D. 用水浴加热不用人看管
推荐试题
【单选题】
Tom is a book lover. ______ likes reading very much.
A. He B. She C. You D. It
【单选题】
—May I listen to the music here, Mr. White?
—Sorry, you’d better it like that.
A. not to do B. not do to
C. dont do D. not do
【单选题】
3.—Did you have a good time at Lauras birthday party?
— Yes, indeed. Its several years ________ I enjoyed myself so much.
A. when B. before C. since D. that
【单选题】
4. —___________ is the Summer Palace from here?
About three kilometers away. You can take the No. 35 bus.
A. How long B. How far C. How often D. How much
【单选题】
5. I was looking for a birthday gift for my mother, but I couldnt find ______ suitable.
A. anything B. something C. nothing D. everything
【单选题】
6. A friend of my ____ and I are going to visit_______ next week.
A. father; Browns B. father's; Browns
C. father; the Browns D. father's; the Browns
【单选题】
7. She ______ very hard since she came to our school.
A. studies B. has studied C. is studying D. studied
【单选题】
8. — Who will send you to the new school, your mom or your dad?
— _______. Ill go there by myself.
A. Both B. Either C. Neither D. None
【单选题】
9.—Well do what we can ____English well this term.
—It’s high time for you to work hard.
A. study B.to study C. be studied D. be studying
【单选题】
10. —I’m going to Flower Bookstore. Could you tell me ______?
— Sorry, I don’t know. I’m new here.
A. where it is B. where was it C. where is it D. where it was
【单选题】
11. How do you like the dishes, Eric?
— Fantastic! Nothing tastes ________.
A. nice B. better C. terrible D. worse
【单选题】
12. ______ Lin Feng has to work late, she always wears a smile on her face.
A. Because B. If C. Until D. Though
【单选题】
13.You can save money _______ you buy cheaper things.
A. before B. unless C. if D. until
【单选题】
14. We will have a _________ holiday after the exam.
A. two-month B. two month’s C. two month D. two-months
【单选题】
15. —We will build an underground in Xuzhou before 2015.
— Wow, _______! Will it pass our place?
A. what an excited news B. how excited the news is
C. what exciting news D. how exciting
【单选题】
16. — Emily, here’s a dictionary.I hope it will help you in some way.
— Thank you.It’s ________ what I need.
A. almost B. still C. only D. just
【单选题】
17. —Oh.I’m hungry.Mum, can I have the hamburger on the plate?
—No.It tastes .
A. terribly B. terrible C. good D. well
【单选题】
18. —We can invite our teachers to the farewell party next Saturday.
—Yes, ______? I’ll call them at once.
A. what for B. what C. why not D. why
【单选题】
19.You can ________ ask the old man to move away to any other place because he has lived ________ here for at least sixty years.
A. hardly; alone B. hard; alone
C. hardly; lonely D. hardly; lonely
【单选题】
20.—I’m going back to see my grandparents this weekend.
—________.
A. It’s very nice of you B. You’d better hurry
C. Say goodbye to them D. Give my best wishes to them
【单选题】
21.—Why not take ____ umbrella with the sign “Made in China”? It is useful.
—What _______ good advice it is!
A. an; a B. a; a C. an; \ D. \; a
【单选题】
22. —Do you know the boy________ is sitting next to Peter?
— Yes. He is Peter’s friend. They are celebrating his ________ birthday.
A. who; ninth B. that; ninth C. /; ninth D. which; ninth
【单选题】
23. It was dark, ______ I couldnt see what was happening.
A. or B. though C. but D. so
【单选题】
24.—You can use MSN to talk with Vivien on the Internet.
—I know. But can you tell me ________?
A. what I can use it B. when I can use it
C. why can I use it D. how can I use it
【单选题】
25. _______ are you going to the School Uniform Exhibition, Amy ?
To learn about different styles of school uniform.
A. What B. Where C. Which D. Why
【单选题】
( ) 26. Where does the writer of "The little Prince" come from?
A.England. B.France. C.America. D.China.
【单选题】
( ) 27. What does the prince do after the fox tells him a secret?
A.He cares more about a flower and a sheep.
B.He meets many more strange adults on other planets.
C.He realizes his love for the rose and he goes back to his planet.
D.He discovers interesting things such as a snake, other roses and a fox
【单选题】
( ) 28. What does "The little Prince" mainly talk about? It' s about _________.
A.the adult world B.the planet B -612
C.a rose and a fox D.the adventure of a young prince
【单选题】
( ) 29. What is the writer's main purpose(目的)in writing this passage?
A.To tell the readers his life story.
B.To tell people what kind of person his father was.
C.To tell the readers what present he got from his father.
D. To let people know how poor he was.
【单选题】
( ) 30. Why did the father not ask his son not to do this and do that?
A.Because he felt quite confident of his son.
B.Because he was born from a poor family.
C.Because he was a man of few words.
D.Because he didn't want to be much too strict with his son.
【单选题】
( ) 31. What would someone learn from this passage?
A.How to live by oneself. B.How to stand on one's own feet.
C.What a good father should do. D.What the self-important is like.
【单选题】
( ) 32. What may be the proper Chinese for the underlined part in the passage?
A.闲暇时光 B.学费 C.精神空虚 D.经济不足
【单选题】
( ) 33. Why did Natalie Smith pay for the six cars behind her?
A. She had seven tickets.
B. She hoped to please others.
C. She knew the car drivers well.
D. She wanted to show kindness.
【单选题】
( ) 34. Judy Foreman copied down the phrase because she ___ .
A. thought it was beautifully written
B. wanted to know what it really meant
C. decided to write it on a warehouse wall
D. wanted her husband to put it up in the classroom
【单选题】
( ) 35. Who came up with the phrase according to the passage?
A. Judy Foreman. B. Natalie Smith. C. Anne Herbert D. Alice Johnson.
【单选题】
( ) 36. What can we infer from the last paragraph?
A. People should practice random kindness to those in need.
B. People who receive kindness are likely to offer it to others.
C. People should practice random kindness to strangers they meet.
D. People who receive kindness are likely to pay it back to the giver.
【单选题】
( ) 37.The greatest river for navigation is ___________.
A. the Nile B. the Amazon C. the Mekong D. the Mississippi
【单选题】
( ) 38. From a dam, people can use the water for ___________.
A. keeping the rivers clean B. only making electricity
C. irrigation and making electricity D. washing clothes
【单选题】
( ) 39. The water in the river is polluted because of _____________.
A. people's drinking water too much B. people's swimming in the river too much
C. chemicals and other materials D. people's building a dam across a river
【单选题】
( ) 40. The best title of the passage is ___________.
A. Rivers in Cities B. The importance of Rivers
C. Transportation D. Natural Resources